v3.24.0.1
Statements of Cash Flows - USD ($)
 12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Cash flow from operating activities      
Net income (loss) $ (2,481,411,020) $ 95,781,413 [1] $ (1,683,963,883)
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 (29,326,977,643) (55,926,795,459) [1] (9,150,624,906)
Proceeds from sales or maturities of short-term U.S. government and agency obligations 30,165,855,686 56,988,696,650 [1] 7,681,440,016
Net amortization and accretion on short-term U.S. government and agency obligations (62,959,990) (22,866,632) [1] (1,040,586)
Net realized (gain) loss on investments 159,628 264,402 [1] (529,886)
Change in unrealized (appreciation) depreciation on investments 97,746,933 (3,608,065) [1] (35,006,984)
Decrease (Increase) in receivable on open futures contracts 285,159,643 (316,951,217) [1] (96,968,074)
Decrease (Increase) in interest receivable (1,565,988) (4,897,829) [1] 43,928
Increase (Decrease) in payable to Sponsor (555,887) 31,527 [1] (229,087)
Increase (Decrease) in brokerage commissions and futures account fees payable (33,668) (311,076) [1] (214,764)
Increase (Decrease) in payable on open futures contracts 15,537,952 (39,399,373) [1] 23,267,774
Increase (Decrease) in non-recurring fees and expenses payable 0 0 [1] (48,070)
Net cash provided by (used in) operating activities (1,309,044,354) 769,944,341 [1] (3,263,874,522)
Cash flow from financing activities      
Proceeds from addition of shares 11,046,019,082 12,341,865,482 [1] 7,904,854,224
Payment on shares redeemed (9,184,699,519) (12,693,743,445) [1] (6,488,741,921)
Net cash provided by (used in) financing activities 1,861,319,563 (351,877,963) [1] 1,416,112,303
Net increase (decrease) in cash 552,275,209 418,066,378 [1] (1,847,762,219)
Cash, beginning of period 1,826,767,616 [1] 1,408,701,238 [1] 3,256,463,457
Cash, end of period 2,379,042,825 1,826,767,616 [1] 1,408,701,238 [1]
ProShares Short VIX Short-Term Futures ETF [Member]      
Cash flow from operating activities      
Net income (loss) 169,244,562 (205,208) 211,745,988
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 (756,847,632) (1,562,961,162) (619,782,627)
Proceeds from sales or maturities of short-term U.S. government and agency obligations 796,473,442 1,567,832,801 542,110,382
Net amortization and accretion on short-term U.S. government and agency obligations (4,755,757) (1,390,488) (61,648)
Net realized (gain) loss on investments 21,847 86,512 (118,624)
Change in unrealized (appreciation) depreciation on investments 5,434 (59,620) 36,437
Decrease (Increase) in receivable on open futures contracts 36,756,282 32,457,391 (25,317,513)
Decrease (Increase) in interest receivable 19,000 (473,062) 1,516
Increase (Decrease) in payable to Sponsor (93,604) 10,593 5,307
Increase (Decrease) in brokerage commissions and futures account fees payable (12,005) (82,736) (10,210)
Increase (Decrease) in payable on open futures contracts 372,680 0 (996,159)
Increase (Decrease) in non-recurring fees and expenses payable   0 (1,353)
Net cash provided by (used in) operating activities 241,184,249 35,215,021 107,611,496
Cash flow from financing activities      
Proceeds from addition of shares 282,356,336 366,101,636 242,419,979
Payment on shares redeemed (514,347,675) (450,380,700) (433,599,711)
Net cash provided by (used in) financing activities (231,991,339) (84,279,064) (191,179,732)
Net increase (decrease) in cash 9,192,910 (49,064,043) (83,568,236)
Cash, beginning of period 133,946,941 183,010,984 266,579,220
Cash, end of period 143,139,851 133,946,941 183,010,984
ProShares Ultra Bloomberg Crude Oil [Member]      
Cash flow from operating activities      
Net income (loss) 30,248,224 615,568,696 989,375,526
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 (9,464,242,100) (25,166,543,607) (2,786,468,099)
Proceeds from sales or maturities of short-term U.S. government and agency obligations 9,559,522,567 25,708,412,141 2,158,071,076
Net amortization and accretion on short-term U.S. government and agency obligations (15,360,627) (6,489,697) (330,711)
Net realized (gain) loss on investments 58,817 7,789 (76,422)
Change in unrealized (appreciation) depreciation on investments 56,214,051 (10,325,350) (45,641,115)
Decrease (Increase) in receivable on open futures contracts 8,466,027 (8,466,027) 1,611,608
Decrease (Increase) in interest receivable 50,532 (615,026) 17,865
Increase (Decrease) in payable to Sponsor (128,301) (187,986) 122,010
Increase (Decrease) in brokerage commissions and futures account fees payable (1,472) (17,523) 24,677
Increase (Decrease) in payable on open futures contracts 2,099,944 (25,317,560) 25,317,560
Increase (Decrease) in non-recurring fees and expenses payable   0 (37,042)
Net cash provided by (used in) operating activities 176,927,662 1,106,025,850 341,986,933
Cash flow from financing activities      
Proceeds from addition of shares 1,168,977,332 1,045,684,983 448,859,664
Payment on shares redeemed (1,424,326,429) (1,892,397,961) (1,240,818,804)
Net cash provided by (used in) financing activities (255,349,097) (846,712,978) (791,959,140)
Net increase (decrease) in cash (78,421,435) 259,312,872 (449,972,207)
Cash, beginning of period 476,600,261 217,287,389 667,259,596
Cash, end of period 398,178,826 476,600,261 217,287,389
ProShares Ultra Bloomberg Natural Gas [Member]      
Cash flow from operating activities      
Net income (loss) (1,704,893,170) (191,901,610) (68,181,809)
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 (11,178,803,468) (2,226,855,145) (289,900,679)
Proceeds from sales or maturities of short-term U.S. government and agency obligations 11,391,373,123 2,056,848,583 229,000,330
Net amortization and accretion on short-term U.S. government and agency obligations (13,804,974) (2,270,335) (28,461)
Net realized (gain) loss on investments (892) 4,317 (8,324)
Change in unrealized (appreciation) depreciation on investments 37,252 (65,140) 14,585
Decrease (Increase) in receivable on open futures contracts 32,482,204 (115,651,601) (20,222,769)
Decrease (Increase) in interest receivable (1,271,721) (652,792) 3,196
Increase (Decrease) in payable to Sponsor 175,151 303,324 7,735
Increase (Decrease) in brokerage commissions and futures account fees payable 17,107 (28,386) 63,628
Increase (Decrease) in payable on open futures contracts 18,904,099 (3,568,215) 5,403,658
Increase (Decrease) in non-recurring fees and expenses payable   0 (416)
Net cash provided by (used in) operating activities (1,455,785,289) (483,837,000) (143,849,326)
Cash flow from financing activities      
Proceeds from addition of shares 4,891,950,936 2,579,110,294 593,259,562
Payment on shares redeemed (3,030,058,288) (1,972,674,355) (532,567,233)
Net cash provided by (used in) financing activities 1,861,892,648 606,435,939 60,692,329
Net increase (decrease) in cash 406,107,359 122,598,939 (83,156,997)
Cash, beginning of period 176,734,664 54,135,725 137,292,722
Cash, end of period 582,842,023 176,734,664 54,135,725
ProShares Ultra Euro [Member]      
Cash flow from operating activities      
Net income (loss) 451,600 (577,664) (540,999)
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 0 (5,984,289) (4,997,449)
Proceeds from sales or maturities of short-term U.S. government and agency obligations 0 6,988,249 4,001,250
Net amortization and accretion on short-term U.S. government and agency obligations 0 (11,779) (681)
Net realized (gain) loss on investments 0 5,949 (1,250)
Change in unrealized (appreciation) depreciation on investments 108,707 (333,456) 6,536
Decrease (Increase) in interest receivable 13,202 (40,268) 9
Increase (Decrease) in payable to Sponsor (5,221) 6,987 221
Increase (Decrease) in non-recurring fees and expenses payable   0 (15)
Net cash provided by (used in) operating activities 568,288 53,729 (1,532,378)
Cash flow from financing activities      
Proceeds from addition of shares 3,458,223 16,600,027 6,745,474
Payment on shares redeemed (7,500,470) (13,976,796) (2,282,730)
Net cash provided by (used in) financing activities (4,042,247) 2,623,231 4,462,744
Net increase (decrease) in cash (3,473,959) 2,676,960 2,930,366
Cash, beginning of period 10,259,418 7,582,458 4,652,092
Cash, end of period 6,785,459 10,259,418 7,582,458
ProShares Ultra Gold [Member]      
Cash flow from operating activities      
Net income (loss) 24,348,932 (32,457,014) (32,115,625)
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 (995,083,303) (1,097,341,793) (630,901,758)
Proceeds from sales or maturities of short-term U.S. government and agency obligations 1,069,750,481 1,177,997,412 498,020,144
Net amortization and accretion on short-term U.S. government and agency obligations (5,091,392) (1,792,446) (63,653)
Net realized (gain) loss on investments 28,324 708 (20,618)
Change in unrealized (appreciation) depreciation on investments 3,429,658 2,111,672 (3,489,176)
Decrease (Increase) in receivable on open futures contracts 8,169 936,475 (795,860)
Decrease (Increase) in interest receivable (150,141) (125,905) 5,841
Increase (Decrease) in payable to Sponsor 8,485 (38,006) (28,038)
Increase (Decrease) in brokerage commissions and futures account fees payable 0 (4,034) 4,034
Increase (Decrease) in payable on open futures contracts 564,042 0 0
Increase (Decrease) in non-recurring fees and expenses payable   0 (1,004)
Net cash provided by (used in) operating activities 97,813,255 49,287,069 (169,385,713)
Cash flow from financing activities      
Proceeds from addition of shares 60,924,667 110,166,409 80,907,462
Payment on shares redeemed (67,295,712) (136,965,793) (79,551,776)
Net cash provided by (used in) financing activities (6,371,045) (26,799,384) 1,355,686
Net increase (decrease) in cash 91,442,210 22,487,685 (168,030,027)
Cash, beginning of period 37,909,767 15,422,082 183,452,109
Cash, end of period 129,351,977 37,909,767 15,422,082
ProShares Ultra Silver [Member]      
Cash flow from operating activities      
Net income (loss) (41,791,206) (43,634,570) (229,415,530)
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 (2,963,529,540) (5,011,869,884) (1,706,698,844)
Proceeds from sales or maturities of short-term U.S. government and agency obligations 3,087,588,221 5,237,963,012 1,500,025,772
Net amortization and accretion on short-term U.S. government and agency obligations (9,743,268) (2,822,030) (208,562)
Net realized (gain) loss on investments 46,857 7,717 (27,351)
Change in unrealized (appreciation) depreciation on investments 42,070,772 1,304,020 16,190,959
Decrease (Increase) in receivable on open futures contracts 0 1,384,919 (1,384,919)
Decrease (Increase) in interest receivable (297,911) (299,130) 9,116
Increase (Decrease) in payable to Sponsor (24,614) (48,021) (147,498)
Increase (Decrease) in brokerage commissions and futures account fees payable 0 (9,833) 9,833
Increase (Decrease) in payable on open futures contracts 1,555,056 1,948,902 (2,312,939)
Increase (Decrease) in non-recurring fees and expenses payable   0 (2,360)
Net cash provided by (used in) operating activities 115,874,367 183,925,102 (423,962,323)
Cash flow from financing activities      
Proceeds from addition of shares 184,440,594 169,562,602 206,892,549
Payment on shares redeemed (171,133,103) (228,964,136) (203,843,683)
Net cash provided by (used in) financing activities 13,307,491 (59,401,534) 3,048,866
Net increase (decrease) in cash 129,181,858 124,523,568 (420,913,457)
Cash, beginning of period 150,012,071 25,488,503 446,401,960
Cash, end of period 279,193,929 150,012,071 25,488,503
ProShares Ultra VIX Short-Term Futures ETF [Member]      
Cash flow from operating activities      
Net income (loss) (926,248,749) (66,925,682) (2,081,926,749)
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 (1,592,777,850) (6,484,457,979) (1,538,510,892)
Proceeds from sales or maturities of short-term U.S. government and agency obligations 1,630,711,623 6,673,261,241 1,562,047,456
Net amortization and accretion on short-term U.S. government and agency obligations (3,191,063) (2,175,055) (171,636)
Net realized (gain) loss on investments (13,721) 368,413 (99,746)
Change in unrealized (appreciation) depreciation on investments 3,383 (545,836) 522,824
Decrease (Increase) in receivable on open futures contracts 158,960,064 (175,872,582) (17,175,176)
Decrease (Increase) in interest receivable 322,254 (1,241,342) 1,994
Increase (Decrease) in payable to Sponsor (266,796) (41,407) (428,746)
Increase (Decrease) in brokerage commissions and futures account fees payable (22,684) (109,083) (317,184)
Increase (Decrease) in payable on open futures contracts (348,988) (9,098,468) (12,977,019)
Increase (Decrease) in non-recurring fees and expenses payable   0 (4,817)
Net cash provided by (used in) operating activities (732,872,527) (66,837,780) (2,089,039,691)
Cash flow from financing activities      
Proceeds from addition of shares 1,481,923,040 3,377,960,087 4,374,569,312
Payment on shares redeemed (846,436,910) (3,488,395,679) (2,783,080,738)
Net cash provided by (used in) financing activities 635,486,130 (110,435,592) 1,591,488,574
Net increase (decrease) in cash (97,386,397) (177,273,372) (497,551,117)
Cash, beginning of period 394,847,507 572,120,879 1,069,671,996
Cash, end of period 297,461,110 394,847,507 572,120,879
ProShares Ultra Yen [Member]      
Cash flow from operating activities      
Net income (loss) (1,581,276) (7,564) (626,650)
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 0 (995,769) (1,499,740)
Proceeds from sales or maturities of short-term U.S. government and agency obligations 0 1,001,548 1,500,103
Net amortization and accretion on short-term U.S. government and agency obligations 0 (4,231) (260)
Net realized (gain) loss on investments 0 (1,548) (103)
Change in unrealized (appreciation) depreciation on investments (534,736) (1,077,661) 160,199
Decrease (Increase) in interest receivable (65,337) (39,109) 16
Increase (Decrease) in payable to Sponsor 11,685 8,961 (430)
Increase (Decrease) in non-recurring fees and expenses payable 0 0 (11)
Net cash provided by (used in) operating activities (2,169,664) (1,115,373) (466,876)
Cash flow from financing activities      
Proceeds from addition of shares 27,033,889 15,919,421 0
Payment on shares redeemed (7,688,472) (4,459,910) 0
Net cash provided by (used in) financing activities 19,345,417 11,459,511 0
Net increase (decrease) in cash 17,175,753 10,344,138 (466,876)
Cash, beginning of period 12,801,958 2,457,820 2,924,696
Cash, end of period 29,977,711 12,801,958 2,457,820
ProShares UltraShort Bloomberg Crude Oil [Member]      
Cash flow from operating activities      
Net income (loss) 31,016,517 (90,130,426) (100,122,795)
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 (975,397,647) (8,926,116,784) (206,906,890)
Proceeds from sales or maturities of short-term U.S. government and agency obligations 1,019,874,276 8,895,000,000 151,041,035
Net amortization and accretion on short-term U.S. government and agency obligations (4,754,914) (2,358,224) (20,493)
Net realized (gain) loss on investments 11,670 0 (45,952)
Change in unrealized (appreciation) depreciation on investments 9,665 (35,904) 16,277
Decrease (Increase) in receivable on open futures contracts 949,960 2,459,592 (4,003,537)
Decrease (Increase) in interest receivable 99,246 (383,497) 1,940
Increase (Decrease) in payable to Sponsor (73,244) 134,331 (6,309)
Increase (Decrease) in brokerage commissions and futures account fees payable (625) (3,810) 7,944
Increase (Decrease) in payable on open futures contracts (7,102,680) 6,927,123 (81,853)
Increase (Decrease) in non-recurring fees and expenses payable 0 0 (351)
Net cash provided by (used in) operating activities 64,632,224 (114,507,599) (160,120,984)
Cash flow from financing activities      
Proceeds from addition of shares 695,942,149 1,196,324,210 244,778,776
Payment on shares redeemed (758,811,716) (996,448,653) (127,327,612)
Net cash provided by (used in) financing activities (62,869,567) 199,875,557 117,451,164
Net increase (decrease) in cash 1,762,657 85,367,958 (42,669,820)
Cash, beginning of period 139,811,511 54,443,553 97,113,373
Cash, end of period 141,574,168 139,811,511 54,443,553
ProShares UltraShort Bloomberg Natural Gas [Member]      
Cash flow from operating activities      
Net income (loss) 220,732,798 (93,580,903) 20,438,636
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 (297,847,108) (824,793,791) (298,825,010)
Proceeds from sales or maturities of short-term U.S. government and agency obligations 360,999,575 888,104,364 184,998,514
Net amortization and accretion on short-term U.S. government and agency obligations (1,678,902) (1,030,927) (26,410)
Net realized (gain) loss on investments (3,839) 106,181 (3,035)
Change in unrealized (appreciation) depreciation on investments 12,800 (46,805) 34,254
Decrease (Increase) in receivable on open futures contracts 11,223,806 (3,547,537) (30,090,351)
Decrease (Increase) in interest receivable (154,043) (292,069) (1,201)
Increase (Decrease) in payable to Sponsor (23,789) (61,941) 172,109
Increase (Decrease) in brokerage commissions and futures account fees payable 2,964 (39,370) 46,867
Increase (Decrease) in payable on open futures contracts (282,362) (8,260,076) 6,998,738
Increase (Decrease) in non-recurring fees and expenses payable 0 0 (140)
Net cash provided by (used in) operating activities 292,981,900 (43,442,874) (116,257,029)
Cash flow from financing activities      
Proceeds from addition of shares 1,528,803,667 2,458,594,426 679,315,441
Payment on shares redeemed (1,757,659,467) (2,483,669,939) (469,204,867)
Net cash provided by (used in) financing activities (228,855,800) (25,075,513) 210,110,574
Net increase (decrease) in cash 64,126,100 (68,518,387) 93,853,545
Cash, beginning of period 44,482,540 113,000,927 19,147,382
Cash, end of period 108,608,640 44,482,540 113,000,927
ProShares UltraShort Euro [Member]      
Cash flow from operating activities      
Net income (loss) (270,608) 4,988,827 6,777,086
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 (54,925,175) (274,581,000) (131,953,354)
Proceeds from sales or maturities of short-term U.S. government and agency obligations 95,000,000 282,210,974 95,031,384
Net amortization and accretion on short-term U.S. government and agency obligations (83,003) (442,534) (15,286)
Net realized (gain) loss on investments 0 (210,974) (31,420)
Change in unrealized (appreciation) depreciation on investments (607,675) 2,241,250 (921,251)
Decrease (Increase) in interest receivable (49,529) (109,227) 1,545
Increase (Decrease) in payable to Sponsor (30,003) 18,668 733
Increase (Decrease) in non-recurring fees and expenses payable 0 0 (220)
Net cash provided by (used in) operating activities 39,034,007 14,115,984 (31,110,783)
Cash flow from financing activities      
Proceeds from addition of shares 9,033,520 70,696,876 26,353,725
Payment on shares redeemed (44,508,541) (54,835,569) (31,821,105)
Net cash provided by (used in) financing activities (35,475,021) 15,861,307 (5,467,380)
Net increase (decrease) in cash 3,558,986 29,977,291 (36,578,163)
Cash, beginning of period 37,531,356 7,554,065 44,132,228
Cash, end of period 41,090,342 37,531,356 7,554,065
ProShares UltraShort Gold [Member]      
Cash flow from operating activities      
Net income (loss) (1,396,340) 2,658,652 (3,102,112)
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 0 (17,987,492) (61,976,861)
Proceeds from sales or maturities of short-term U.S. government and agency obligations 0 43,999,990 36,006,161
Net amortization and accretion on short-term U.S. government and agency obligations 0 (28,397) (7,002)
Net realized (gain) loss on investments 0 (4) (6,395)
Change in unrealized (appreciation) depreciation on investments (393,136) (403,741) 727,970
Decrease (Increase) in receivable on open futures contracts (17,324) 0 1,317
Decrease (Increase) in interest receivable 634 (41,701) 308
Increase (Decrease) in payable to Sponsor (3,146) (12,658) 8,677
Increase (Decrease) in brokerage commissions and futures account fees payable 0 (294) 294
Increase (Decrease) in payable on open futures contracts (700) (91,837) 80,127
Increase (Decrease) in non-recurring fees and expenses payable 0 0 (81)
Net cash provided by (used in) operating activities (1,810,012) 28,092,518 (28,267,597)
Cash flow from financing activities      
Proceeds from addition of shares 22,162,736 49,713,634 71,200,336
Payment on shares redeemed (24,426,654) (63,776,093) (61,575,756)
Net cash provided by (used in) financing activities (2,263,918) (14,062,459) 9,624,580
Net increase (decrease) in cash (4,073,930) 14,030,059 (18,643,017)
Cash, beginning of period 16,020,413 1,990,354 20,633,371
Cash, end of period 11,946,483 16,020,413 1,990,354
ProShares UltraShort Silver [Member]      
Cash flow from operating activities      
Net income (loss) 17,766,537 (3,127,685) 1,760,137
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 (39,876,608) (20,979,052) (67,987,944)
Proceeds from sales or maturities of short-term U.S. government and agency obligations 39,937,156 43,997,092 45,004,575
Net amortization and accretion on short-term U.S. government and agency obligations (61,454) (24,933) (7,080)
Net realized (gain) loss on investments 906 2,014 (4,672)
Change in unrealized (appreciation) depreciation on investments (908,449) (199,651) (1,275,287)
Decrease (Increase) in receivable on open futures contracts (270,054) (44,129) 23,999
Decrease (Increase) in interest receivable (113,319) (60,102) 436
Increase (Decrease) in payable to Sponsor 22,759 (7,855) 3,003
Increase (Decrease) in brokerage commissions and futures account fees payable 0 (747) 747
Increase (Decrease) in payable on open futures contracts 0 (5,840) (80,442)
Increase (Decrease) in non-recurring fees and expenses payable 0 0 (133)
Net cash provided by (used in) operating activities 16,497,474 19,549,112 (22,562,661)
Cash flow from financing activities      
Proceeds from addition of shares 210,064,282 108,063,474 117,038,546
Payment on shares redeemed (194,548,168) (100,512,779) (121,147,458)
Net cash provided by (used in) financing activities 15,516,114 7,550,695 (4,108,912)
Net increase (decrease) in cash 32,013,588 27,099,807 (26,671,573)
Cash, beginning of period 32,583,283 5,483,476 32,155,049
Cash, end of period 64,596,871 32,583,283 5,483,476
ProShares UltraShort Yen [Member]      
Cash flow from operating activities      
Net income (loss) 5,511,590 5,353,500 5,311,843
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 0 (152,818,544) (54,483,615)
Proceeds from sales or maturities of short-term U.S. government and agency obligations 23,000,000 151,102,471 33,523,962
Net amortization and accretion on short-term U.S. government and agency obligations (4,702) (185,869) (6,453)
Net realized (gain) loss on investments 0 (103,288) (23,962)
Change in unrealized (appreciation) depreciation on investments (1,712,747) 3,892,009 (1,432,303)
Decrease (Increase) in interest receivable (64,213) (35,732) 575
Increase (Decrease) in payable to Sponsor (8,957) 9,422 863
Increase (Decrease) in non-recurring fees and expenses payable 0 0 (94)
Net cash provided by (used in) operating activities 26,720,971 7,213,969 (17,109,184)
Cash flow from financing activities      
Proceeds from addition of shares 33,387,001 72,537,699 15,241,370
Payment on shares redeemed (38,969,772) (78,650,792) (19,403,499)
Net cash provided by (used in) financing activities (5,582,771) (6,113,093) (4,162,129)
Net increase (decrease) in cash 21,138,200 1,100,876 (21,271,313)
Cash, beginning of period 4,104,127 3,003,251 24,274,564
Cash, end of period 25,242,327 4,104,127 3,003,251
ProShares VIX Mid-Term Futures ETF [Member]      
Cash flow from operating activities      
Net income (loss) (35,837,029) 5,086,819 (15,757,372)
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 (294,811,992) (141,619,621) (183,916,661)
Proceeds from sales or maturities of short-term U.S. government and agency obligations 345,000,000 177,998,548 143,022,182
Net amortization and accretion on short-term U.S. government and agency obligations (311,311) (318,657) (21,569)
Net realized (gain) loss on investments 0 336 (22,182)
Change in unrealized (appreciation) depreciation on investments 5,651 (19,985) 14,993
Decrease (Increase) in receivable on open futures contracts 4,849 (79,397) 183,680
Decrease (Increase) in interest receivable (53,638) (87,083) (454)
Increase (Decrease) in payable to Sponsor (31,731) (27,319) 32,974
Increase (Decrease) in brokerage commissions and futures account fees payable (1,812) (3,436) (3,271)
Increase (Decrease) in payable on open futures contracts 0 (94,495) 94,495
Net cash provided by (used in) operating activities 13,962,987 40,835,710 (56,373,185)
Cash flow from financing activities      
Proceeds from addition of shares 43,215,317 73,779,874 101,849,396
Payment on shares redeemed (53,527,104) (107,727,414) (46,207,226)
Net cash provided by (used in) financing activities (10,311,787) (33,947,540) 55,642,170
Net increase (decrease) in cash 3,651,200 6,888,170 (731,015)
Cash, beginning of period 33,959,989 27,071,819 27,802,834
Cash, end of period 37,611,189 33,959,989 27,071,819
ProShares VIX Short-Term Futures ETF [Member]      
Cash flow from operating activities      
Net income (loss) (268,713,402) (15,754,348) (388,021,427)
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 (712,835,220) (4,010,889,547) (561,816,463)
Proceeds from sales or maturities of short-term U.S. government and agency obligations 746,625,222 4,073,968,933 496,034,743
Net amortization and accretion on short-term U.S. government and agency obligations (4,118,623) (1,520,900) (70,054)
Net realized (gain) loss on investments 9,659 (429) (37,661)
Change in unrealized (appreciation) depreciation on investments 6,303 (43,873) 27,120
Decrease (Increase) in receivable on open futures contracts 36,595,660 (50,528,321) 180,353
Decrease (Increase) in interest receivable 148,996 (401,893) 1,041
Increase (Decrease) in payable to Sponsor (84,561) (31,723) 30,221
Increase (Decrease) in brokerage commissions and futures account fees payable (15,141) (11,824) (42,123)
Increase (Decrease) in payable on open futures contracts (223,139) (1,813,672) 1,805,491
Net cash provided by (used in) operating activities (202,604,246) (7,027,597) (451,908,759)
Cash flow from financing activities      
Proceeds from addition of shares 402,345,393 628,736,869 693,049,370
Payment on shares redeemed (243,461,038) (612,508,278) (331,741,942)
Net cash provided by (used in) financing activities 158,884,355 16,228,591 361,307,428
Net increase (decrease) in cash (43,719,891) 9,200,994 (90,601,331)
Cash, beginning of period 125,161,810 115,960,816 206,562,147
Cash, end of period $ 81,441,919 $ 125,161,810 $ 115,960,816
[1] The operations include the activity of ProShares Short Euro ETF and ProShares UltraShort Australian Dollar ETF through May 12, 2022, the date of liquidation.