v3.10.0.1

Statements of Cash Flows - USD ($) | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2017 | Jun. 30, 2018 | Jun. 30, 2017 | Jun. 30, 2017
Cash flow from operating activities |  |  |  |  |  |  |  |
Net income (loss) |  |  |  | $ (1,390,119,446) |  |  | $ (636,068,262) | [1]
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities: |  |  |  |  |  |  |  |
Purchases of short-term U.S. government and agency obligations |  |  |  | (48,849,204,384) |  |  | (10,660,500,706) | [1]
Proceeds from sales or maturities of short-term U.S government and agency obligations |  |  |  | 50,007,465,069 |  |  | 10,508,946,861 | [1]
Net amortization and accretion on short-term U.S government and agency obligations |  |  |  | (12,882,840) |  |  | (9,188,022) | [1]
Net realized gain (loss) on investments |  |  |  | 271,404 |  |  | 48,632 | [1]
Change in unrealized appreciation/depreciation on investments |  |  |  | 13,710,803 |  |  | 135,595,533 | [1]
Decrease (Increase) in receivable on futures contracts |  |  |  | (77,942,123) |  |  | (22,251,274) | [1]
Decrease (Increase) in Limitation by Sponsor |  |  |  | 59,651 |  |  | (30,418) | [1]
Decrease (Increase) in interest receivable |  |  |  | 344,890 |  |  |  |
Amortization of offering cost |  | $ 73,998 |  | 105,643 |  |  | 79,690 | [1]
Increase (Decrease) in payable to Sponsor |  |  |  | (589,486) |  |  | (291,239) | [1]
Increase (Decrease) in brokerage commissions and fees payable | [1] |  |  |  |  |  | (2,909) |
Increase (Decrease) in payable on futures contracts |  |  |  | 15,168,788 |  |  | 1,162,863 | [1]
Increase (Decrease) in payable to Broker |  |  |  | 19,297 |  |  |  |
Net cash provided by (used in) operating activities |  |  |  | (294,282,514) |  |  | (682,499,251) | [1]
Cash flow from financing activities |  |  |  |  |  |  |  |
Proceeds from addition of shares |  |  |  | 4,165,181,831 |  |  | 4,648,321,002 | [1]
Payment on shares redeemed |  |  |  | (3,381,451,304) |  |  | (3,930,984,642) | [1]
Net cash provided by (used in) financing activities |  |  |  | 783,730,527 |  |  | 717,336,360 | [1]
Net increase (decrease) in cash |  |  |  | 489,448,013 |  |  | 34,837,109 | [1]
Cash, beginning of period |  |  |  | 483,772,745 |  |  | 219,695,457 | [1]
Cash, end of period |  | 254,532,566 | [1] | 973,220,758 | $ 254,532,566 | [1] | 254,532,566 | [1]
ProShares Short Euro [Member] |  |  |  |  |  |  |  |
Cash flow from operating activities |  |  |  |  |  |  |  |
Net income (loss) |  |  |  | 327,449 |  |  | (1,087,462) |
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities: |  |  |  |  |  |  |  |
Purchases of short-term U.S. government and agency obligations |  |  |  | (203,046,070) |  |  | (39,955,220) |
Proceeds from sales or maturities of short-term U.S government and agency obligations |  |  |  | 204,400,000 |  |  | 44,164,518 |
Net amortization and accretion on short-term U.S government and agency obligations |  |  |  | (43,878) |  |  | (38,480) |
Net realized gain (loss) on investments |  |  |  |  |  |  | 277 |
Change in unrealized appreciation/depreciation on investments |  |  |  | (881) |  |  | (78) |
Decrease (Increase) in receivable on futures contracts |  |  |  |  |  |  | (11,406) |
Decrease (Increase) in interest receivable |  |  |  | 1,675 |  |  |  |
Increase (Decrease) in payable to Sponsor |  |  |  | (48) |  |  | (2,913) |
Increase (Decrease) in payable on futures contracts |  |  |  | 36,180 |  |  | (76,666) |
Net cash provided by (used in) operating activities |  |  |  | 1,671,077 |  |  | 2,992,570 |
Cash flow from financing activities |  |  |  |  |  |  |  |
Payment on shares redeemed |  |  |  |  |  |  | (4,248,634) |
Net cash provided by (used in) financing activities |  |  |  |  |  |  | (4,248,634) |
Net increase (decrease) in cash |  |  |  | 1,671,077 |  |  | (1,256,064) |
Cash, beginning of period |  |  |  | 1,045,493 |  |  | 2,694,612 |
Cash, end of period |  | 1,438,548 |  | 2,716,570 | 1,438,548 |  | 1,438,548 |
ProShares Short VIX Short-Term Futures ETF [Member] |  |  |  |  |  |  |  |
Cash flow from operating activities |  |  |  |  |  |  |  |
Net income (loss) |  |  |  | (1,869,690,201) |  |  | 285,062,971 |
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities: |  |  |  |  |  |  |  |
Purchases of short-term U.S. government and agency obligations |  |  |  | (12,775,402,055) |  |  | (1,954,981,505) |
Proceeds from sales or maturities of short-term U.S government and agency obligations |  |  |  | 13,179,156,026 |  |  | 1,466,529,786 |
Net amortization and accretion on short-term U.S government and agency obligations |  |  |  | (2,046,569) |  |  | (1,382,694) |
Net realized gain (loss) on investments |  |  |  | 259,112 |  |  | 11,258 |
Change in unrealized appreciation/depreciation on investments |  |  |  | (51,865) |  |  | 1,151 |
Decrease (Increase) in receivable on futures contracts |  |  |  | (86,552,497) |  |  | (18,820,532) |
Decrease (Increase) in interest receivable |  |  |  | 91,825 |  |  |  |
Increase (Decrease) in payable to Sponsor |  |  |  | (382,448) |  |  | 298,009 |
Increase (Decrease) in payable on futures contracts |  |  |  | (528,750) |  |  | (325,000) |
Increase (Decrease) in payable to Broker |  |  |  | 19,297 |  |  |  |
Net cash provided by (used in) operating activities |  |  |  | (1,555,311,775) |  |  | (223,606,556) |
Cash flow from financing activities |  |  |  |  |  |  |  |
Proceeds from addition of shares |  |  |  | 2,359,283,234 |  |  | 1,908,009,880 |
Payment on shares redeemed |  |  |  | (776,335,847) |  |  | (1,636,947,258) |
Net cash provided by (used in) financing activities |  |  |  | 1,582,947,387 |  |  | 271,062,622 |
Net increase (decrease) in cash |  |  |  | 27,635,612 |  |  | 47,456,066 |
Cash, beginning of period |  |  |  | 300,668,276 |  |  | 57,174,744 |
Cash, end of period |  | 104,630,810 |  | 328,303,888 | 104,630,810 |  | 104,630,810 |
ProShares Ultra Bloomberg Crude Oil [Member] |  |  |  |  |  |  |  |
Cash flow from operating activities |  |  |  |  |  |  |  |
Net income (loss) |  |  |  | 178,310,934 |  |  | (289,554,809) |
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities: |  |  |  |  |  |  |  |
Purchases of short-term U.S. government and agency obligations |  |  |  | (8,163,708,567) |  |  | (2,966,410,064) |
Proceeds from sales or maturities of short-term U.S government and agency obligations |  |  |  | 8,260,299,661 |  |  | 2,843,055,679 |
Net amortization and accretion on short-term U.S government and agency obligations |  |  |  | (2,977,358) |  |  | (2,617,079) |
Net realized gain (loss) on investments |  |  |  | 6 |  |  | 6,249 |
Change in unrealized appreciation/depreciation on investments |  |  |  | (20,243,977) |  |  | 114,084,748 |
Decrease (Increase) in receivable on futures contracts |  |  |  | 894,293 |  |  | (9,209,410) |
Decrease (Increase) in interest receivable |  |  |  | 38,701 |  |  |  |
Increase (Decrease) in payable to Sponsor |  |  |  | (76,600) |  |  | (147,423) |
Increase (Decrease) in brokerage commissions and fees payable |  |  |  |  |  |  | (2,332) |
Increase (Decrease) in payable on futures contracts |  |  |  |  |  |  | (1,993,438) |
Net cash provided by (used in) operating activities |  |  |  | 252,459,691 |  |  | (312,787,879) |
Cash flow from financing activities |  |  |  |  |  |  |  |
Proceeds from addition of shares |  |  |  | 117,036,583 |  |  | 1,039,652,714 |
Payment on shares redeemed |  |  |  | (343,460,089) |  |  | (719,602,834) |
Net cash provided by (used in) financing activities |  |  |  | (226,423,506) |  |  | 320,049,880 |
Net increase (decrease) in cash |  |  |  | 26,036,185 |  |  | 7,262,001 |
Cash, beginning of period |  |  |  | 10,329,503 |  |  | 22,011,155 |
Cash, end of period |  | 29,273,156 |  | 36,365,688 | 29,273,156 |  | 29,273,156 |
ProShares Ultra Bloomberg Natural Gas [Member] |  |  |  |  |  |  |  |
Cash flow from operating activities |  |  |  |  |  |  |  |
Net income (loss) |  |  |  | (2,230,247) |  |  | (21,604,919) |
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities: |  |  |  |  |  |  |  |
Purchases of short-term U.S. government and agency obligations |  |  |  | (1,227,372,111) |  |  | (127,836,007) |
Proceeds from sales or maturities of short-term U.S government and agency obligations |  |  |  | 1,260,597,907 |  |  | 126,186,419 |
Net amortization and accretion on short-term U.S government and agency obligations |  |  |  | (220,680) |  |  | (106,835) |
Net realized gain (loss) on investments |  |  |  | 31 |  |  | 672 |
Change in unrealized appreciation/depreciation on investments |  |  |  | (4,217) |  |  | 408 |
Decrease (Increase) in receivable on futures contracts |  |  |  | 1,520,156 |  |  |  |
Decrease (Increase) in interest receivable |  |  |  | 6,310 |  |  |  |
Increase (Decrease) in payable to Sponsor |  |  |  | (22,765) |  |  | (4,427) |
Increase (Decrease) in brokerage commissions and fees payable |  |  |  |  |  |  | (433) |
Increase (Decrease) in payable on futures contracts |  |  |  | 312,516 |  |  | (1,366,289) |
Net cash provided by (used in) operating activities |  |  |  | 32,574,280 |  |  | (24,731,411) |
Cash flow from financing activities |  |  |  |  |  |  |  |
Proceeds from addition of shares |  |  |  | 21,882,807 |  |  | 44,413,082 |
Payment on shares redeemed |  |  |  | (61,091,266) |  |  | (22,124,935) |
Net cash provided by (used in) financing activities |  |  |  | (39,208,459) |  |  | 22,288,147 |
Net increase (decrease) in cash |  |  |  | (6,634,179) |  |  | (2,443,264) |
Cash, beginning of period |  |  |  | 14,716,897 |  |  | 8,584,212 |
Cash, end of period |  | 6,140,948 |  | 8,082,718 | 6,140,948 |  | 6,140,948 |
ProShares Ultra Euro [Member] |  |  |  |  |  |  |  |
Cash flow from operating activities |  |  |  |  |  |  |  |
Net income (loss) |  |  |  | (740,327) |  |  | 2,266,320 |
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities: |  |  |  |  |  |  |  |
Purchases of short-term U.S. government and agency obligations |  |  |  | (284,242,967) |  |  | (26,852,756) |
Proceeds from sales or maturities of short-term U.S government and agency obligations |  |  |  | 287,999,612 |  |  | 26,788,597 |
Net amortization and accretion on short-term U.S government and agency obligations |  |  |  | (48,875) |  |  | (39,752) |
Net realized gain (loss) on investments |  |  |  | (7) |  |  | (147) |
Change in unrealized appreciation/depreciation on investments |  |  |  | 435,638 |  |  | (884,459) |
Decrease (Increase) in interest receivable |  |  |  | 561 |  |  |  |
Increase (Decrease) in payable to Sponsor |  |  |  | (463) |  |  | 434 |
Net cash provided by (used in) operating activities |  |  |  | 3,402,050 |  |  | 1,278,237 |
Cash flow from financing activities |  |  |  |  |  |  |  |
Proceeds from addition of shares |  |  |  | 2,653,492 |  |  | 10,734,541 |
Payment on shares redeemed |  |  |  | (2,656,085) |  |  | (11,987,367) |
Net cash provided by (used in) financing activities |  |  |  | (2,593) |  |  | (1,252,826) |
Net increase (decrease) in cash |  |  |  | 3,399,457 |  |  | 25,411 |
Cash, beginning of period |  |  |  | 2,338,427 |  |  | 606,393 |
Cash, end of period |  | 631,804 |  | 5,737,884 | 631,804 |  | 631,804 |
ProShares Ultra Gold [Member] |  |  |  |  |  |  |  |
Cash flow from operating activities |  |  |  |  |  |  |  |
Net income (loss) |  |  |  | (7,601,273) |  |  | 14,292,124 |
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities: |  |  |  |  |  |  |  |
Purchases of short-term U.S. government and agency obligations |  |  |  | (2,169,347,840) |  |  | (248,693,041) |
Proceeds from sales or maturities of short-term U.S government and agency obligations |  |  |  | 2,171,098,513 |  |  | 248,394,829 |
Net amortization and accretion on short-term U.S government and agency obligations |  |  |  | (704,856) |  |  | (300,116) |
Net realized gain (loss) on investments |  |  |  | 172 |  |  | (548) |
Change in unrealized appreciation/depreciation on investments |  |  |  | 10,790,716 |  |  | 3,462,564 |
Decrease (Increase) in receivable on futures contracts |  |  |  | 1,720 |  |  |  |
Increase (Decrease) in payable to Sponsor |  |  |  | (1,582) |  |  | 463 |
Increase (Decrease) in payable on futures contracts |  |  |  |  |  |  | 80 |
Net cash provided by (used in) operating activities |  |  |  | 4,235,570 |  |  | 17,156,355 |
Cash flow from financing activities |  |  |  |  |  |  |  |
Proceeds from addition of shares |  |  |  | 12,216,052 |  |  | 12,476,159 |
Payment on shares redeemed |  |  |  | (16,210,941) |  |  | (30,177,649) |
Net cash provided by (used in) financing activities |  |  |  | (3,994,889) |  |  | (17,701,490) |
Net increase (decrease) in cash |  |  |  | 240,681 |  |  | (545,135) |
Cash, beginning of period |  |  |  | 1,245,903 |  |  | 1,275,551 |
Cash, end of period |  | 730,416 |  | 1,486,584 | 730,416 |  | 730,416 |
ProShares Ultra Silver [Member] |  |  |  |  |  |  |  |
Cash flow from operating activities |  |  |  |  |  |  |  |
Net income (loss) |  |  |  | (28,083,669) |  |  | 4,390,162 |
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities: |  |  |  |  |  |  |  |
Purchases of short-term U.S. government and agency obligations |  |  |  | (3,679,886,868) |  |  | (969,953,635) |
Proceeds from sales or maturities of short-term U.S government and agency obligations |  |  |  | 3,704,696,262 |  |  | 985,364,623 |
Net amortization and accretion on short-term U.S government and agency obligations |  |  |  | (1,701,941) |  |  | (884,146) |
Net realized gain (loss) on investments |  |  |  | 372 |  |  | (198) |
Change in unrealized appreciation/depreciation on investments |  |  |  | 35,849,052 |  |  | 14,423,106 |
Decrease (Increase) in receivable on futures contracts |  |  |  | 650 |  |  |  |
Increase (Decrease) in payable to Sponsor |  |  |  | (11,099) |  |  | (14,159) |
Increase (Decrease) in payable on futures contracts |  |  |  |  |  |  | (2,020) |
Net cash provided by (used in) operating activities |  |  |  | 30,862,759 |  |  | 33,323,733 |
Cash flow from financing activities |  |  |  |  |  |  |  |
Proceeds from addition of shares |  |  |  | 15,385,625 |  |  | 22,323,954 |
Payment on shares redeemed |  |  |  | (40,418,365) |  |  | (56,695,492) |
Net cash provided by (used in) financing activities |  |  |  | (25,032,740) |  |  | (34,371,538) |
Net increase (decrease) in cash |  |  |  | 5,830,019 |  |  | (1,047,805) |
Cash, beginning of period |  |  |  | 4,466,934 |  |  | 1,678,901 |
Cash, end of period |  | 631,096 |  | 10,296,953 | 631,096 |  | 631,096 |
ProShares Ultra VIX Short-Term Futures ETF [Member] |  |  |  |  |  |  |  |
Cash flow from operating activities |  |  |  |  |  |  |  |
Net income (loss) |  |  |  | 333,176,097 |  |  | (520,329,372) |
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities: |  |  |  |  |  |  |  |
Purchases of short-term U.S. government and agency obligations |  |  |  | (5,924,241,418) |  |  | (1,436,930,485) |
Proceeds from sales or maturities of short-term U.S government and agency obligations |  |  |  | 6,169,565,730 |  |  | 1,516,392,324 |
Net amortization and accretion on short-term U.S government and agency obligations |  |  |  | (783,794) |  |  | (966,554) |
Net realized gain (loss) on investments |  |  |  | 7,731 |  |  | 20,751 |
Change in unrealized appreciation/depreciation on investments |  |  |  | (277,745) |  |  | (12,516) |
Decrease (Increase) in receivable on futures contracts |  |  |  | 6,186,505 |  |  | 7,027,550 |
Decrease (Increase) in interest receivable |  |  |  | 79,464 |  |  |  |
Increase (Decrease) in payable to Sponsor |  |  |  | 14,779 |  |  | (101,746) |
Increase (Decrease) in payable on futures contracts |  |  |  | 10,736,763 |  |  | 2,445,960 |
Net cash provided by (used in) operating activities |  |  |  | 594,305,184 |  |  | (432,454,088) |
Cash flow from financing activities |  |  |  |  |  |  |  |
Proceeds from addition of shares |  |  |  | 1,200,094,023 |  |  | 1,114,068,155 |
Payment on shares redeemed |  |  |  | (1,556,686,415) |  |  | (722,177,029) |
Net cash provided by (used in) financing activities |  |  |  | (356,592,392) |  |  | 391,891,126 |
Net increase (decrease) in cash |  |  |  | 237,712,792 |  |  | (40,562,962) |
Cash, beginning of period |  |  |  | 88,750,920 |  |  | 82,333,580 |
Cash, end of period |  | 41,770,618 |  | 326,463,712 | 41,770,618 |  | 41,770,618 |
ProShares Ultra Yen [Member] |  |  |  |  |  |  |  |
Cash flow from operating activities |  |  |  |  |  |  |  |
Net income (loss) |  |  |  | 28,199 |  |  | 325,446 |
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities: |  |  |  |  |  |  |  |
Purchases of short-term U.S. government and agency obligations |  |  |  | (9,291,238) |  |  | (8,989,185) |
Proceeds from sales or maturities of short-term U.S government and agency obligations |  |  |  | 10,300,000 |  |  | 10,284,783 |
Net amortization and accretion on short-term U.S government and agency obligations |  |  |  | (8,529) |  |  | (11,186) |
Net realized gain (loss) on investments |  |  |  |  |  |  | 32 |
Change in unrealized appreciation/depreciation on investments |  |  |  | (10,949) |  |  | 322 |
Decrease (Increase) in interest receivable |  |  |  | 207 |  |  |  |
Increase (Decrease) in payable to Sponsor |  |  |  | (19) |  |  | 193 |
Net cash provided by (used in) operating activities |  |  |  | 1,017,257 |  |  | 1,610,405 |
Cash flow from financing activities |  |  |  |  |  |  |  |
Net increase (decrease) in cash |  |  |  | 1,017,257 |  |  | 1,610,405 |
Cash, beginning of period |  |  |  | 903,472 |  |  | 604,691 |
Cash, end of period |  | 2,215,096 |  | 1,920,729 | 2,215,096 |  | 2,215,096 |
ProShares UltraPro 3x Crude Oil ETF [Member] |  |  |  |  |  |  |  |
Cash flow from operating activities |  |  |  |  |  |  |  |
Net income (loss) |  |  |  | 11,753,196 | (1,298,199) |  |  |
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities: |  |  |  |  |  |  |  |
Decrease (Increase) in receivable on futures contracts |  |  |  | (311,258) | (1,217,969) |  |  |
Decrease (Increase) in Limitation by Sponsor |  |  |  | 24,342 | (8,302) |  |  |
Amortization of offering cost |  | 36,999 |  | 52,846 | 39,845 |  |  |
Increase (Decrease) in payable to Sponsor |  |  |  | 23,651 |  |  |  |
Net cash provided by (used in) operating activities |  |  |  | 11,542,777 | (2,484,625) |  |  |
Cash flow from financing activities |  |  |  |  |  |  |  |
Proceeds from addition of shares |  |  |  | 29,844,757 | 24,649,481 |  |  |
Payment on shares redeemed |  |  |  | (12,124,325) | (2,851,396) |  |  |
Net cash provided by (used in) financing activities |  |  |  | 17,720,432 | 21,798,085 |  |  |
Net increase (decrease) in cash |  |  |  | 29,263,209 | 19,313,460 |  |  |
Cash, beginning of period |  |  |  | 10,968,900 |  |  |  |
Cash, end of period |  | 19,313,460 |  | 40,232,109 | 19,313,460 |  | 19,313,460 |
ProShares UltraPro 3X Short Crude Oil ETF [Member] |  |  |  |  |  |  |  |
Cash flow from operating activities |  |  |  |  |  |  |  |
Net income (loss) |  |  |  | (14,056,083) | 1,501,439 |  |  |
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities: |  |  |  |  |  |  |  |
Decrease (Increase) in Limitation by Sponsor |  |  |  | 35,309 | (22,116) |  |  |
Amortization of offering cost |  | 36,999 |  | 52,797 | 39,845 |  |  |
Increase (Decrease) in payable to Sponsor |  |  |  | 16,649 |  |  |  |
Increase (Decrease) in payable on futures contracts |  |  |  | 380,105 | 376,001 |  |  |
Net cash provided by (used in) operating activities |  |  |  | (13,571,223) | 1,895,169 |  |  |
Cash flow from financing activities |  |  |  |  |  |  |  |
Proceeds from addition of shares |  |  |  | 35,989,061 | 8,281,419 |  |  |
Payment on shares redeemed |  |  |  | (23,302,804) | (4,490,543) |  |  |
Net cash provided by (used in) financing activities |  |  |  | 12,686,257 | 3,790,876 |  |  |
Net increase (decrease) in cash |  |  |  | (884,966) | 5,686,045 |  |  |
Cash, beginning of period |  |  |  | 21,600,168 |  |  |  |
Cash, end of period |  | 5,686,045 |  | 20,715,202 | 5,686,045 |  | 5,686,045 |
ProShares UltraShort Australian Dollar [Member] |  |  |  |  |  |  |  |
Cash flow from operating activities |  |  |  |  |  |  |  |
Net income (loss) |  |  |  | 586,295 |  |  | (2,146,054) |
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities: |  |  |  |  |  |  |  |
Purchases of short-term U.S. government and agency obligations |  |  |  | (150,158,646) |  |  | (48,960,668) |
Proceeds from sales or maturities of short-term U.S government and agency obligations |  |  |  | 157,198,666 |  |  | 51,910,220 |
Net amortization and accretion on short-term U.S government and agency obligations |  |  |  | (43,404) |  |  | (35,524) |
Net realized gain (loss) on investments |  |  |  | 247 |  |  | 155 |
Change in unrealized appreciation/depreciation on investments |  |  |  | (1,288) |  |  | (857) |
Decrease (Increase) in interest receivable |  |  |  | 221 |  |  |  |
Increase (Decrease) in payable to Sponsor |  |  |  | (5,481) |  |  | (2,395) |
Increase (Decrease) in payable on futures contracts |  |  |  | 44,169 |  |  | (16,740) |
Net cash provided by (used in) operating activities |  |  |  | 7,620,337 |  |  | 748,137 |
Cash flow from financing activities |  |  |  |  |  |  |  |
Payment on shares redeemed |  |  |  | (6,710,633) |  |  | (2,492,445) |
Net cash provided by (used in) financing activities |  |  |  | (6,710,633) |  |  | (2,492,445) |
Net increase (decrease) in cash |  |  |  | 909,704 |  |  | (1,744,308) |
Cash, beginning of period |  |  |  | 1,782,397 |  |  | 3,749,149 |
Cash, end of period |  | 2,004,841 |  | 2,692,101 | 2,004,841 |  | 2,004,841 |
ProShares UltraShort Bloomberg Crude Oil [Member] |  |  |  |  |  |  |  |
Cash flow from operating activities |  |  |  |  |  |  |  |
Net income (loss) |  |  |  | (81,557,643) |  |  | 83,861,944 |
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities: |  |  |  |  |  |  |  |
Purchases of short-term U.S. government and agency obligations |  |  |  | (4,309,513,192) |  |  | (538,411,241) |
Proceeds from sales or maturities of short-term U.S government and agency obligations |  |  |  | 4,390,983,509 |  |  | 642,706,972 |
Net amortization and accretion on short-term U.S government and agency obligations |  |  |  | (1,446,300) |  |  | (539,542) |
Net realized gain (loss) on investments |  |  |  | (358) |  |  | 1,483 |
Change in unrealized appreciation/depreciation on investments |  |  |  | 3,132,009 |  |  | (24,463,132) |
Decrease (Increase) in interest receivable |  |  |  | 35,781 |  |  |  |
Increase (Decrease) in payable to Sponsor |  |  |  | (58,799) |  |  | (52,894) |
Increase (Decrease) in payable on futures contracts |  |  |  | 239,933 |  |  | 1,509,485 |
Net cash provided by (used in) operating activities |  |  |  | 1,743,378 |  |  | 164,613,075 |
Cash flow from financing activities |  |  |  |  |  |  |  |
Proceeds from addition of shares |  |  |  | 160,958,045 |  |  | 192,713,160 |
Payment on shares redeemed |  |  |  | (132,957,261) |  |  | (360,702,384) |
Net cash provided by (used in) financing activities |  |  |  | 28,000,784 |  |  | (167,989,224) |
Net increase (decrease) in cash |  |  |  | 29,744,162 |  |  | (3,376,149) |
Cash, beginning of period |  |  |  | 3,688,091 |  |  | 7,647,292 |
Cash, end of period |  | 4,271,143 |  | 33,432,253 | 4,271,143 |  | 4,271,143 |
ProShares UltraShort Bloomberg Natural Gas [Member] |  |  |  |  |  |  |  |
Cash flow from operating activities |  |  |  |  |  |  |  |
Net income (loss) |  |  |  | 1,078,846 |  |  | 2,091,431 |
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities: |  |  |  |  |  |  |  |
Purchases of short-term U.S. government and agency obligations |  |  |  | (378,766,326) |  |  | (13,982,114) |
Proceeds from sales or maturities of short-term U.S government and agency obligations |  |  |  | 378,700,000 |  |  | 13,899,138 |
Net amortization and accretion on short-term U.S government and agency obligations |  |  |  | (26,936) |  |  | (14,473) |
Net realized gain (loss) on investments |  |  |  |  |  |  | 259 |
Change in unrealized appreciation/depreciation on investments |  |  |  | (189) |  |  | 306 |
Decrease (Increase) in receivable on futures contracts |  |  |  | (70,049) |  |  | 82,644 |
Decrease (Increase) in interest receivable |  |  |  | 629 |  |  |  |
Increase (Decrease) in payable to Sponsor |  |  |  | 1,721 |  |  | 2,075 |
Increase (Decrease) in brokerage commissions and fees payable |  |  |  |  |  |  | (144) |
Increase (Decrease) in payable on futures contracts |  |  |  | (104,104) |  |  |  |
Net cash provided by (used in) operating activities |  |  |  | 812,334 |  |  | 2,079,122 |
Cash flow from financing activities |  |  |  |  |  |  |  |
Proceeds from addition of shares |  |  |  | 13,141,010 |  |  | 4,625,005 |
Payment on shares redeemed |  |  |  | (14,375,750) |  |  | (3,299,263) |
Net cash provided by (used in) financing activities |  |  |  | (1,234,740) |  |  | 1,325,742 |
Net increase (decrease) in cash |  |  |  | (422,406) |  |  | 3,404,864 |
Cash, beginning of period |  |  |  | 3,010,206 |  |  | 1,037,286 |
Cash, end of period |  | 4,442,150 |  | 2,587,800 | 4,442,150 |  | 4,442,150 |
ProShares UltraShort Euro [Member] |  |  |  |  |  |  |  |
Cash flow from operating activities |  |  |  |  |  |  |  |
Net income (loss) |  |  |  | 14,273,913 |  |  | (43,679,165) |
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities: |  |  |  |  |  |  |  |
Purchases of short-term U.S. government and agency obligations |  |  |  | (2,811,305,567) |  |  | (907,040,479) |
Proceeds from sales or maturities of short-term U.S government and agency obligations |  |  |  | 2,875,785,199 |  |  | 1,002,483,715 |
Net amortization and accretion on short-term U.S government and agency obligations |  |  |  | (1,334,784) |  |  | (893,083) |
Net realized gain (loss) on investments |  |  |  | 228 |  |  | 2,462 |
Change in unrealized appreciation/depreciation on investments |  |  |  | (9,772,114) |  |  | 22,363,154 |
Decrease (Increase) in interest receivable |  |  |  | 37,642 |  |  |  |
Increase (Decrease) in payable to Sponsor |  |  |  | (23,307) |  |  | (95,869) |
Net cash provided by (used in) operating activities |  |  |  | 67,585,926 |  |  | 73,140,735 |
Cash flow from financing activities |  |  |  |  |  |  |  |
Proceeds from addition of shares |  |  |  | 20,753,604 |  |  | 11,821,984 |
Payment on shares redeemed |  |  |  | (59,841,453) |  |  | (87,294,035) |
Net cash provided by (used in) financing activities |  |  |  | (39,087,849) |  |  | (75,472,051) |
Net increase (decrease) in cash |  |  |  | 28,498,077 |  |  | (2,331,316) |
Cash, beginning of period |  |  |  | 4,293,895 |  |  | 2,916,502 |
Cash, end of period |  | 585,186 |  | 32,791,972 | 585,186 |  | 585,186 |
ProShares UltraShort Gold [Member] |  |  |  |  |  |  |  |
Cash flow from operating activities |  |  |  |  |  |  |  |
Net income (loss) |  |  |  | 2,162,840 |  |  | (8,761,232) |
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities: |  |  |  |  |  |  |  |
Purchases of short-term U.S. government and agency obligations |  |  |  | (879,165,918) |  |  | (98,854,629) |
Proceeds from sales or maturities of short-term U.S government and agency obligations |  |  |  | 888,398,356 |  |  | 124,561,735 |
Net amortization and accretion on short-term U.S government and agency obligations |  |  |  | (205,092) |  |  | (116,331) |
Net realized gain (loss) on investments |  |  |  | (152) |  |  | 1,072 |
Change in unrealized appreciation/depreciation on investments |  |  |  | (3,768,897) |  |  | 378,322 |
Decrease (Increase) in receivable on futures contracts |  |  |  |  |  |  | 580 |
Increase (Decrease) in payable to Sponsor |  |  |  | (3,228) |  |  | (28,295) |
Increase (Decrease) in payable on futures contracts |  |  |  | (1,720) |  |  |  |
Net cash provided by (used in) operating activities |  |  |  | 7,416,189 |  |  | 17,181,222 |
Cash flow from financing activities |  |  |  |  |  |  |  |
Proceeds from addition of shares |  |  |  | 16,527,151 |  |  | 18,960,067 |
Payment on shares redeemed |  |  |  | (23,939,400) |  |  | (35,933,119) |
Net cash provided by (used in) financing activities |  |  |  | (7,412,249) |  |  | (16,973,052) |
Net increase (decrease) in cash |  |  |  | 3,940 |  |  | 208,170 |
Cash, beginning of period |  |  |  | 1,035,445 |  |  | 134,040 |
Cash, end of period |  | 342,210 |  | 1,039,385 | 342,210 |  | 342,210 |
ProShares UltraShort Silver [Member] |  |  |  |  |  |  |  |
Cash flow from operating activities |  |  |  |  |  |  |  |
Net income (loss) |  |  |  | 1,964,714 |  |  | (1,124,710) |
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities: |  |  |  |  |  |  |  |
Purchases of short-term U.S. government and agency obligations |  |  |  | (457,648,458) |  |  | (62,933,625) |
Proceeds from sales or maturities of short-term U.S government and agency obligations |  |  |  | 456,171,519 |  |  | 69,554,048 |
Net amortization and accretion on short-term U.S government and agency obligations |  |  |  | (143,385) |  |  | (58,886) |
Net realized gain (loss) on investments |  |  |  | 2,032 |  |  | 144 |
Change in unrealized appreciation/depreciation on investments |  |  |  | (3,173,220) |  |  | (1,164,441) |
Decrease (Increase) in receivable on futures contracts |  |  |  |  |  |  | 2,020 |
Increase (Decrease) in payable to Sponsor |  |  |  | (724) |  |  | (2,606) |
Increase (Decrease) in payable on futures contracts |  |  |  | (650) |  |  |  |
Net cash provided by (used in) operating activities |  |  |  | (2,828,172) |  |  | 4,271,944 |
Cash flow from financing activities |  |  |  |  |  |  |  |
Proceeds from addition of shares |  |  |  | 21,143,589 |  |  | 16,158,593 |
Payment on shares redeemed |  |  |  | (17,893,559) |  |  | (14,875,990) |
Net cash provided by (used in) financing activities |  |  |  | 3,250,030 |  |  | 1,282,603 |
Net increase (decrease) in cash |  |  |  | 421,858 |  |  | 5,554,547 |
Cash, beginning of period |  |  |  | 1,363,644 |  |  | 100,351 |
Cash, end of period |  | 5,654,898 |  | 1,785,502 | 5,654,898 |  | 5,654,898 |
ProShares UltraShort Yen [Member] |  |  |  |  |  |  |  |
Cash flow from operating activities |  |  |  |  |  |  |  |
Net income (loss) |  |  |  | (3,504,622) |  |  | (24,283,937) |
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities: |  |  |  |  |  |  |  |
Purchases of short-term U.S. government and agency obligations |  |  |  | (1,614,516,187) |  |  | (725,268,046) |
Proceeds from sales or maturities of short-term U.S government and agency obligations |  |  |  | 1,666,199,781 |  |  | 822,147,545 |
Net amortization and accretion on short-term U.S government and agency obligations |  |  |  | (671,139) |  |  | (683,531) |
Net realized gain (loss) on investments |  |  |  | (3) |  |  | 2,822 |
Change in unrealized appreciation/depreciation on investments |  |  |  | 818,709 |  |  | 7,411,050 |
Decrease (Increase) in interest receivable |  |  |  | 284 |  |  |  |
Increase (Decrease) in payable to Sponsor |  |  |  | (39,284) |  |  | (98,643) |
Net cash provided by (used in) operating activities |  |  |  | 48,286,971 |  |  | 79,227,260 |
Cash flow from financing activities |  |  |  |  |  |  |  |
Proceeds from addition of shares |  |  |  | 7,078,646 |  |  | 58,094,887 |
Payment on shares redeemed |  |  |  | (53,953,915) |  |  | (140,276,545) |
Net cash provided by (used in) financing activities |  |  |  | (46,875,269) |  |  | (82,181,658) |
Net increase (decrease) in cash |  |  |  | 1,411,702 |  |  | (2,954,398) |
Cash, beginning of period |  |  |  | 1,582,684 |  |  | 3,166,988 |
Cash, end of period |  | 212,590 |  | 2,994,386 | 212,590 |  | 212,590 |
ProShares VIX Mid-Term Futures ETF [Member] |  |  |  |  |  |  |  |
Cash flow from operating activities |  |  |  |  |  |  |  |
Net income (loss) |  |  |  | 5,802,591 |  |  | (16,300,471) |
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities: |  |  |  |  |  |  |  |
Purchases of short-term U.S. government and agency obligations |  |  |  | (716,928,015) |  |  | (111,882,112) |
Proceeds from sales or maturities of short-term U.S government and agency obligations |  |  |  | 738,000,000 |  |  | 132,492,968 |
Net amortization and accretion on short-term U.S government and agency obligations |  |  |  | (78,657) |  |  | (92,587) |
Net realized gain (loss) on investments |  |  |  |  |  |  | 527 |
Change in unrealized appreciation/depreciation on investments |  |  |  | 187 |  |  | (825) |
Decrease (Increase) in receivable on futures contracts |  |  |  | 138,249 |  |  | 135,434 |
Decrease (Increase) in interest receivable |  |  |  | (17,457) |  |  |  |
Increase (Decrease) in payable to Sponsor |  |  |  | (9,718) |  |  | (13,381) |
Increase (Decrease) in payable on futures contracts |  |  |  | 63,112 |  |  |  |
Net cash provided by (used in) operating activities |  |  |  | 26,970,292 |  |  | 4,339,553 |
Cash flow from financing activities |  |  |  |  |  |  |  |
Proceeds from addition of shares |  |  |  | 14,069,811 |  |  | 5,865,630 |
Payment on shares redeemed |  |  |  | (27,413,967) |  |  | (6,918,150) |
Net cash provided by (used in) financing activities |  |  |  | (13,344,156) |  |  | (1,052,520) |
Net increase (decrease) in cash |  |  |  | 13,626,136 |  |  | 3,287,033 |
Cash, beginning of period |  |  |  | 6,266,358 |  |  | 2,207,730 |
Cash, end of period |  | 5,494,763 |  | 19,892,494 | 5,494,763 |  | 5,494,763 |
ProShares VIX Short-Term Futures ETF [Member] |  |  |  |  |  |  |  |
Cash flow from operating activities |  |  |  |  |  |  |  |
Net income (loss) |  |  |  | 67,879,545 |  |  | (99,689,769) |
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities: |  |  |  |  |  |  |  |
Purchases of short-term U.S. government and agency obligations |  |  |  | (3,094,662,941) |  |  | (372,565,894) |
Proceeds from sales or maturities of short-term U.S government and agency obligations |  |  |  | 3,207,914,328 |  |  | 382,028,962 |
Net amortization and accretion on short-term U.S government and agency obligations |  |  |  | (396,663) |  |  | (407,223) |
Net realized gain (loss) on investments |  |  |  | 1,993 |  |  | 1,362 |
Change in unrealized appreciation/depreciation on investments |  |  |  | (10,166) |  |  | (3,290) |
Decrease (Increase) in receivable on futures contracts |  |  |  | 250,108 |  |  | (240,185) |
Decrease (Increase) in interest receivable |  |  |  | 34,133 |  |  |  |
Increase (Decrease) in payable to Sponsor |  |  |  | (10,721) |  |  | (27,662) |
Increase (Decrease) in payable on futures contracts |  |  |  | 3,991,234 |  |  | 611,490 |
Net cash provided by (used in) operating activities |  |  |  | 184,922,584 |  |  | (90,292,209) |
Cash flow from financing activities |  |  |  |  |  |  |  |
Proceeds from addition of shares |  |  |  | 117,124,341 |  |  | 155,472,291 |
Payment on shares redeemed |  |  |  | (212,079,229) |  |  | (67,889,574) |
Net cash provided by (used in) financing activities |  |  |  | (94,954,888) |  |  | 87,582,717 |
Net increase (decrease) in cash |  |  |  | 89,967,696 |  |  | (2,709,492) |
Cash, beginning of period |  |  |  | 3,715,132 |  |  | 21,772,280 |
Cash, end of period |  | $ 19,062,788 |  | $ 93,682,828 | $ 19,062,788 |  | $ 19,062,788 |
[1] | The operations include the activity of ProShares UltraPro 3x Crude Oil ETF and ProShares UltraPro 3x Short Crude Oil ETF since January 13, 2017 (inception date).

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