v3.8.0.1
Statements of Cash Flows - USD ($)
9 Months Ended
Sep. 30, 2017
Sep. 30, 2016
Cash flow from operating activities    
Net income (loss) $ (509,237,969) $ (1,169,968,345) [1]
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:    
Decrease (Increase) in segregated cash balances with brokers for futures contracts (198,200,572) 114,083,793 [1]
Decrease (Increase) in segregated cash balances with brokers for swap agreements 0 (27,493,000) [1]
Decrease (Increase) in segregated cash balances with brokers for forward agreements (738,500) (12,334,000) [1]
Decrease (Increase) in segregated cash balances with brokers for foreign currency forward contracts 0 (17,077,000) [1]
Purchases of short-term U.S. government and agency obligations (15,422,910,140) 14,039,604,848 [1]
Proceeds from sales or maturities of short-term U.S government and agency obligations 15,297,219,736 13,684,559,003 [1]
Net amortization and accretion on short-term U.S government and agency obligations (16,996,897) (6,517,397) [1]
Net realized gain (loss) on investments 60,265 24,164 [1]
Change in unrealized appreciation/depreciation on investments 45,891,822 (168,952,913) [1]
Decrease (Increase) in receivable for investments sold 0 (17,625,333) [1]
Decrease (Increase) in receivable on futures contracts (16,424,691) 19,610,507 [1]
Decrease (Increase) in Limitation by Sponsor (37,387) 0 [1]
Change in offering cost (142,300) 0 [1]
Increase (Decrease) in payable to Sponsor 203,860 24,225 [1]
Increase (Decrease) in brokerage commissions and fees payable (2,909) (24,694) [1]
Increase (Decrease) in payable for counterparty 0 1,736,880 [1]
Increase (Decrease) in payable on futures contracts 21,358,476 30,601,598 [1]
Increase (Decrease) in payable for offering costs 296,800 0 [1]
Net cash provided by (used in) operating activities (799,660,406) (1,608,957,360) [1]
Cash flow from financing activities    
Proceeds from addition of shares 7,571,567,102 8,446,268,126 [1]
Payment on shares redeemed (6,752,351,669) (6,848,020,624) [1]
Net cash provided by (used in) financing activities 819,215,433 1,598,247,502 [1]
Net increase (decrease) in cash 19,555,027 (10,709,858) [1]
Cash, beginning of period 39,482,599 48,049,225 [1]
Cash, end of period 59,037,626 37,339,367 [1]
ProShares VIX Short-Term Futures ETF [Member]    
Cash flow from operating activities    
Net income (loss) (144,414,206) (143,895,518)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:    
Decrease (Increase) in segregated cash balances with brokers for futures contracts 12,797,080 (2,370,400)
Purchases of short-term U.S. government and agency obligations (634,948,674) (742,783,009)
Proceeds from sales or maturities of short-term U.S government and agency obligations 597,015,224 622,882,786
Net amortization and accretion on short-term U.S government and agency obligations (786,305) (324,819)
Net realized gain (loss) on investments 943 (6,237)
Change in unrealized appreciation/depreciation on investments (6,384) (35,549)
Decrease (Increase) in receivable on futures contracts 4,484,270 1,105,799
Increase (Decrease) in payable to Sponsor (10,310) 85,931
Increase (Decrease) in payable on futures contracts 3,913,679 0
Net cash provided by (used in) operating activities (161,954,683) (265,341,016)
Cash flow from financing activities    
Proceeds from addition of shares 274,586,934 461,486,395
Payment on shares redeemed (112,968,055) (195,044,482)
Net cash provided by (used in) financing activities 161,618,879 266,441,913
Net increase (decrease) in cash (335,804) 1,100,897
Cash, beginning of period 4,536,425 2,124,103
Cash, end of period 4,200,621 3,225,000
ProShares VIX Mid-Term Futures ETF [Member]    
Cash flow from operating activities    
Net income (loss) (19,915,385) (7,367,544)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:    
Decrease (Increase) in segregated cash balances with brokers for futures contracts (6,402,185) (823,975)
Purchases of short-term U.S. government and agency obligations (149,796,234) (132,528,541)
Proceeds from sales or maturities of short-term U.S government and agency obligations 159,492,969 104,309,090
Net amortization and accretion on short-term U.S government and agency obligations (164,138) (63,804)
Net realized gain (loss) on investments 527 (132)
Change in unrealized appreciation/depreciation on investments (2,167) (9,742)
Decrease (Increase) in receivable on futures contracts 242,541 42,188
Increase (Decrease) in payable to Sponsor (3,988) 21,005
Increase (Decrease) in payable on futures contracts 539,598 258,839
Net cash provided by (used in) operating activities (16,008,462) (36,162,616)
Cash flow from financing activities    
Proceeds from addition of shares 22,086,339 48,406,580
Payment on shares redeemed (6,918,150) (9,794,863)
Net cash provided by (used in) financing activities 15,168,189 38,611,717
Net increase (decrease) in cash (840,273) 2,449,101
Cash, beginning of period 1,155,115 671,791
Cash, end of period 314,842 3,120,892
ProShares Short VIX Short-Term Futures ETF [Member]    
Cash flow from operating activities    
Net income (loss) 571,820,138 275,479,955
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:    
Decrease (Increase) in segregated cash balances with brokers for futures contracts (261,510,263) 75,585,025
Purchases of short-term U.S. government and agency obligations (3,392,906,218) (2,235,163,421)
Proceeds from sales or maturities of short-term U.S government and agency obligations 2,796,704,397 2,324,555,238
Net amortization and accretion on short-term U.S government and agency obligations (3,484,888) (848,132)
Net realized gain (loss) on investments 4,461 34,036
Change in unrealized appreciation/depreciation on investments (55,837) (62,392)
Decrease (Increase) in receivable on futures contracts (56,490,608) (4,571,788)
Increase (Decrease) in payable to Sponsor 788,675 (183,417)
Increase (Decrease) in payable on futures contracts (325,000) (1,420,271)
Net cash provided by (used in) operating activities (345,455,143) 433,404,833
Cash flow from financing activities    
Proceeds from addition of shares 3,330,265,694 2,183,650,607
Payment on shares redeemed (2,982,562,847) (2,616,476,208)
Net cash provided by (used in) financing activities 347,702,847 (432,825,601)
Net increase (decrease) in cash 2,247,704 579,232
Cash, beginning of period 1,850,760 5,150,976
Cash, end of period 4,098,464 5,730,208
ProShares Ultra VIX Short-Term Futures ETF [Member]    
Cash flow from operating activities    
Net income (loss) (743,686,609) (1,327,371,580)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:    
Decrease (Increase) in segregated cash balances with brokers for futures contracts 53,763,900 14,767,485
Purchases of short-term U.S. government and agency obligations (2,355,267,451) (3,719,826,671)
Proceeds from sales or maturities of short-term U.S government and agency obligations 2,270,464,979 3,505,716,134
Net amortization and accretion on short-term U.S government and agency obligations (1,833,411) (1,221,489)
Net realized gain (loss) on investments 26,617 (24,626)
Change in unrealized appreciation/depreciation on investments (34,039) (8,737)
Decrease (Increase) in receivable on futures contracts 35,967,191 17,995,478
Increase (Decrease) in payable to Sponsor (183) 51,617
Increase (Decrease) in payable on futures contracts 20,456,567 31,416,387
Net cash provided by (used in) operating activities (720,142,439) (1,478,506,002)
Cash flow from financing activities    
Proceeds from addition of shares 2,095,312,098 3,689,719,713
Payment on shares redeemed (1,383,528,842) (2,208,691,466)
Net cash provided by (used in) financing activities 711,783,256 1,481,028,247
Net increase (decrease) in cash (8,359,183) 2,522,245
Cash, beginning of period 10,969,955 9,081,964
Cash, end of period 2,610,772 11,604,209
ProShares UltraShort Bloomberg Crude Oil [Member]    
Cash flow from operating activities    
Net income (loss) 43,980,676 (67,769,583)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:    
Decrease (Increase) in segregated cash balances with brokers for futures contracts (68,640) 3,477,760
Decrease (Increase) in segregated cash balances with brokers for swap agreements 0 (1,128,000)
Purchases of short-term U.S. government and agency obligations (866,640,949) (831,968,058)
Proceeds from sales or maturities of short-term U.S government and agency obligations 826,679,554 768,766,626
Net amortization and accretion on short-term U.S government and agency obligations (998,438) (345,514)
Net realized gain (loss) on investments 1,590 4,796
Change in unrealized appreciation/depreciation on investments 1,457,818 22,951,195
Decrease (Increase) in receivable on futures contracts (123,680) 0
Increase (Decrease) in payable to Sponsor (374) 34,948
Increase (Decrease) in brokerage commissions and fees payable 0 (6,947)
Increase (Decrease) in payable for counterparty 0 1,736,880
Increase (Decrease) in payable on futures contracts (13,602) (34,842)
Net cash provided by (used in) operating activities 4,273,955 (104,280,739)
Cash flow from financing activities    
Proceeds from addition of shares 398,064,737 752,995,105
Payment on shares redeemed (401,417,518) (648,311,713)
Net cash provided by (used in) financing activities (3,352,781) 104,683,392
Net increase (decrease) in cash 921,174 402,653
Cash, beginning of period 2,715,772 598,645
Cash, end of period 3,636,946 1,001,298
Pro Shares UltraPro 3X Short Crude Oil ETF [Member]    
Cash flow from operating activities    
Net income (loss) [2],[3] (2,251,007)  
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:    
Decrease (Increase) in segregated cash balances with brokers for futures contracts [2] (2,418,240)  
Decrease (Increase) in Limitation by Sponsor [2] (34,903)  
Change in offering cost [2] (71,150)  
Increase (Decrease) in payable on futures contracts [2] 83,153  
Increase (Decrease) in payable for offering costs [2] 148,400  
Net cash provided by (used in) operating activities [2] (4,543,747)  
Cash flow from financing activities    
Proceeds from addition of shares [2] 22,510,278  
Payment on shares redeemed [2] (4,490,543)  
Net cash provided by (used in) financing activities [2] 18,019,735  
Net increase (decrease) in cash [2] 13,475,988  
Cash, beginning of period [2] 0  
Cash, end of period [2] 13,475,988  
ProShares UltraShort Bloomberg Natural Gas [Member]    
Cash flow from operating activities    
Net income (loss) 2,541,845 3,154,982
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:    
Decrease (Increase) in segregated cash balances with brokers for futures contracts (69,465) 917,015
Purchases of short-term U.S. government and agency obligations (17,971,116) (42,200,053)
Proceeds from sales or maturities of short-term U.S government and agency obligations 17,897,394 45,636,490
Net amortization and accretion on short-term U.S government and agency obligations (25,909) (16,513)
Net realized gain (loss) on investments 334 (3,438)
Change in unrealized appreciation/depreciation on investments (249) 75
Decrease (Increase) in receivable on futures contracts 74,855 (159,924)
Increase (Decrease) in payable to Sponsor 1,874 (6,510)
Increase (Decrease) in brokerage commissions and fees payable (144) (1,499)
Increase (Decrease) in payable on futures contracts 0 (785,170)
Net cash provided by (used in) operating activities 2,449,419 6,535,455
Cash flow from financing activities    
Proceeds from addition of shares 9,317,576 37,311,510
Payment on shares redeemed (9,976,781) (44,580,216)
Net cash provided by (used in) financing activities (659,205) (7,268,706)
Net increase (decrease) in cash 1,790,214 (733,251)
Cash, beginning of period 326,631 1,099,140
Cash, end of period 2,116,845 365,889
ProShares UltraShort Gold [Member]    
Cash flow from operating activities    
Net income (loss) (11,106,123) (30,541,862)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:    
Decrease (Increase) in segregated cash balances with brokers for futures contracts 2,420 79,370
Decrease (Increase) in segregated cash balances with brokers for forward agreements 0 (7,835,000)
Purchases of short-term U.S. government and agency obligations (136,758,217) (205,754,520)
Proceeds from sales or maturities of short-term U.S government and agency obligations 162,560,129 212,008,993
Net amortization and accretion on short-term U.S government and agency obligations (202,119) (118,780)
Net realized gain (loss) on investments 1,168 779
Change in unrealized appreciation/depreciation on investments 71,468 221,629
Decrease (Increase) in receivable on futures contracts 680 (1,320)
Increase (Decrease) in payable to Sponsor (28,652) (625)
Increase (Decrease) in payable on futures contracts 0 (80)
Net cash provided by (used in) operating activities 14,540,754 (31,941,416)
Cash flow from financing activities    
Proceeds from addition of shares 22,375,636 79,236,729
Payment on shares redeemed (35,933,118) (47,301,845)
Net cash provided by (used in) financing activities (13,557,482) 31,934,884
Net increase (decrease) in cash 983,272 (6,532)
Cash, beginning of period 120,840 151,638
Cash, end of period 1,104,112 145,106
ProShares UltraShort Silver [Member]    
Cash flow from operating activities    
Net income (loss) (1,987,990) (31,131,286)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:    
Decrease (Increase) in segregated cash balances with brokers for futures contracts 1,320 (110)
Decrease (Increase) in segregated cash balances with brokers for forward agreements (738,500) (1,544,000)
Purchases of short-term U.S. government and agency obligations (91,865,007) (126,343,449)
Proceeds from sales or maturities of short-term U.S government and agency obligations 95,552,158 138,366,905
Net amortization and accretion on short-term U.S government and agency obligations (103,284) (71,536)
Net realized gain (loss) on investments 190 2,307
Change in unrealized appreciation/depreciation on investments (768,154) 4,256,235
Decrease (Increase) in receivable on futures contracts 780 390
Increase (Decrease) in payable to Sponsor (4,379) (14,530)
Increase (Decrease) in payable on futures contracts 0 930
Net cash provided by (used in) operating activities 87,134 (16,478,144)
Cash flow from financing activities    
Proceeds from addition of shares 22,025,198 67,362,064
Payment on shares redeemed (20,121,187) (51,232,577)
Net cash provided by (used in) financing activities 1,904,011 16,129,487
Net increase (decrease) in cash 1,991,145 (348,657)
Cash, beginning of period 86,051 514,784
Cash, end of period 2,077,196 166,127
ProShares Short Euro [Member]    
Cash flow from operating activities    
Net income (loss) (1,398,009) (563,756)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:    
Decrease (Increase) in segregated cash balances with brokers for futures contracts 275,550 116,820
Purchases of short-term U.S. government and agency obligations (45,940,009) (42,155,511)
Proceeds from sales or maturities of short-term U.S government and agency obligations 53,163,769 44,640,933
Net amortization and accretion on short-term U.S government and agency obligations (57,345) (22,846)
Net realized gain (loss) on investments 384 (31)
Change in unrealized appreciation/depreciation on investments (404) (1,652)
Decrease (Increase) in receivable on futures contracts 0 84,235
Increase (Decrease) in payable to Sponsor (6,422) (2,556)
Increase (Decrease) in payable on futures contracts (60,510) 32,813
Net cash provided by (used in) operating activities 5,977,004 2,128,449
Cash flow from financing activities    
Proceeds from addition of shares 0 2,109,382
Payment on shares redeemed (6,278,641) (4,280,745)
Net cash provided by (used in) financing activities (6,278,641) (2,171,363)
Net increase (decrease) in cash (301,637) (42,914)
Cash, beginning of period 2,292,012 1,783,802
Cash, end of period 1,990,375 1,740,888
ProShares UltraShort Australian Dollar [Member]    
Cash flow from operating activities    
Net income (loss) (2,765,101) (3,070,816)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:    
Decrease (Increase) in segregated cash balances with brokers for futures contracts 544,720 (845,815)
Purchases of short-term U.S. government and agency obligations (57,937,852) (36,174,367)
Proceeds from sales or maturities of short-term U.S government and agency obligations 62,908,840 39,618,751
Net amortization and accretion on short-term U.S government and agency obligations (58,614) (32,241)
Net realized gain (loss) on investments 177 (220)
Change in unrealized appreciation/depreciation on investments (843) (2,074)
Decrease (Increase) in receivable on futures contracts (34,800) 52,491
Increase (Decrease) in payable to Sponsor (6,053) (2,874)
Increase (Decrease) in payable on futures contracts (32,340) 79,209
Net cash provided by (used in) operating activities 2,618,134 (377,956)
Cash flow from financing activities    
Payment on shares redeemed (4,723,167) (314)
Net cash provided by (used in) financing activities (4,723,167) (314)
Net increase (decrease) in cash (2,105,033) (378,270)
Cash, beginning of period 2,834,389 1,958,996
Cash, end of period 729,356 1,580,726
ProShares UltraShort Euro [Member]    
Cash flow from operating activities    
Net income (loss) (58,055,318) (32,251,855)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:    
Decrease (Increase) in segregated cash balances with brokers for foreign currency forward contracts 0 (15,803,000)
Purchases of short-term U.S. government and agency obligations (1,194,312,964) (1,046,594,054)
Proceeds from sales or maturities of short-term U.S government and agency obligations 1,313,461,466 1,240,067,697
Net amortization and accretion on short-term U.S government and agency obligations (1,452,945) (765,698)
Net realized gain (loss) on investments 3,856 (37)
Change in unrealized appreciation/depreciation on investments 12,255,062 (30,468,759)
Increase (Decrease) in payable to Sponsor (115,455) (124,210)
Net cash provided by (used in) operating activities 71,783,702 114,060,084
Cash flow from financing activities    
Proceeds from addition of shares 39,971,085 15,418,329
Payment on shares redeemed (112,550,546) (139,665,636)
Net cash provided by (used in) financing activities (72,579,461) (124,247,307)
Net increase (decrease) in cash (795,759) (10,187,223)
Cash, beginning of period 2,916,502 10,372,583
Cash, end of period 2,120,743 185,360
ProShares UltraShort Yen [Member]    
Cash flow from operating activities    
Net income (loss) (25,419,982) (73,267,187)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:    
Decrease (Increase) in segregated cash balances with brokers for foreign currency forward contracts 0 (1,274,000)
Purchases of short-term U.S. government and agency obligations (919,771,798) (627,277,970)
Proceeds from sales or maturities of short-term U.S government and agency obligations 1,040,131,058 625,696,408
Net amortization and accretion on short-term U.S government and agency obligations (1,072,691) (328,442)
Net realized gain (loss) on investments 3,903 5,838
Change in unrealized appreciation/depreciation on investments 7,490,982 (14,046,211)
Increase (Decrease) in payable to Sponsor (119,571) (12,929)
Net cash provided by (used in) operating activities 101,241,901 (90,504,493)
Cash flow from financing activities    
Proceeds from addition of shares 69,116,080 136,071,321
Payment on shares redeemed (172,018,744) (45,072,219)
Net cash provided by (used in) financing activities (102,902,664) 90,999,102
Net increase (decrease) in cash (1,660,763) 494,609
Cash, beginning of period 3,166,988 276,968
Cash, end of period 1,506,225 771,577
ProShares Ultra Bloomberg Crude Oil [Member]    
Cash flow from operating activities    
Net income (loss) (131,256,344) 52,486,375
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:    
Decrease (Increase) in segregated cash balances with brokers for futures contracts 5,152,400 20,951,260
Decrease (Increase) in segregated cash balances with brokers for swap agreements 0 (26,365,000)
Purchases of short-term U.S. government and agency obligations (3,682,731,284) (2,817,353,950)
Proceeds from sales or maturities of short-term U.S government and agency obligations 4,009,879,074 2,735,827,019
Net amortization and accretion on short-term U.S government and agency obligations (4,436,887) (1,497,225)
Net realized gain (loss) on investments 15,001 13,583
Change in unrealized appreciation/depreciation on investments 14,526,037 (143,032,968)
Decrease (Increase) in receivable for investments sold 0 (17,625,333)
Decrease (Increase) in receivable on futures contracts (503,050) 1,997,369
Increase (Decrease) in payable to Sponsor (283,900) 59,439
Increase (Decrease) in brokerage commissions and fees payable (2,332) (14,848)
Increase (Decrease) in payable on futures contracts (1,993,438) 0
Net cash provided by (used in) operating activities 208,365,277 (194,554,279)
Cash flow from financing activities    
Proceeds from addition of shares 1,105,174,037 879,143,549
Payment on shares redeemed (1,311,385,792) (683,302,233)
Net cash provided by (used in) financing activities (206,211,755) 195,841,316
Net increase (decrease) in cash 2,153,522 1,287,037
Cash, beginning of period 1,401,555 4,008,379
Cash, end of period 3,555,077 5,295,416
ProShares UltraPro 3x Crude Oil ETF [Member]    
Cash flow from operating activities    
Net income (loss) [2],[3] 4,311,546  
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:    
Decrease (Increase) in segregated cash balances with brokers for futures contracts [2] (1,161,600)  
Decrease (Increase) in receivable on futures contracts [2] (42,870)  
Decrease (Increase) in Limitation by Sponsor [2] (2,484)  
Change in offering cost [2] (71,150)  
Increase (Decrease) in payable for offering costs [2] 148,400  
Net cash provided by (used in) operating activities [2] 3,181,842  
Cash flow from financing activities    
Proceeds from addition of shares [2] 29,606,619  
Payment on shares redeemed [2] (26,336,701)  
Net cash provided by (used in) financing activities [2] 3,269,918  
Net increase (decrease) in cash [2] 6,451,760  
Cash, beginning of period [2] 0  
Cash, end of period [2] 6,451,760  
ProShares Ultra Bloomberg Natural Gas [Member]    
Cash flow from operating activities    
Net income (loss) (24,739,514) (1,442,007)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:    
Decrease (Increase) in segregated cash balances with brokers for futures contracts 888,691 1,947,056
Purchases of short-term U.S. government and agency obligations (172,712,634) (89,354,690)
Proceeds from sales or maturities of short-term U.S government and agency obligations 166,176,382 90,362,175
Net amortization and accretion on short-term U.S government and agency obligations (199,874) (45,257)
Net realized gain (loss) on investments 1,126 405
Change in unrealized appreciation/depreciation on investments (1,284) (1,913)
Decrease (Increase) in receivable on futures contracts 0 3,065,769
Increase (Decrease) in payable to Sponsor 1,153 3,356
Increase (Decrease) in brokerage commissions and fees payable (433) (1,236)
Increase (Decrease) in payable on futures contracts (1,208,911) 1,073,868
Net cash provided by (used in) operating activities (31,795,298) 5,607,526
Cash flow from financing activities    
Proceeds from addition of shares 66,608,730 24,550,026
Payment on shares redeemed (34,012,985) (30,208,996)
Net cash provided by (used in) financing activities 32,595,745 (5,658,970)
Net increase (decrease) in cash 800,447 (51,444)
Cash, beginning of period 971,442 1,411,137
Cash, end of period 1,771,889 1,359,693
ProShares Ultra Gold [Member]    
Cash flow from operating activities    
Net income (loss) 19,215,714 33,009,471
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:    
Decrease (Increase) in segregated cash balances with brokers for futures contracts 2,420 (3,630)
Decrease (Increase) in segregated cash balances with brokers for forward agreements 0 (394,000)
Purchases of short-term U.S. government and agency obligations (364,397,565) (268,415,817)
Proceeds from sales or maturities of short-term U.S government and agency obligations 358,392,755 238,529,754
Net amortization and accretion on short-term U.S government and agency obligations (531,747) (178,730)
Net realized gain (loss) on investments (487) (296)
Change in unrealized appreciation/depreciation on investments 4,015,405 211,627
Decrease (Increase) in receivable on futures contracts 0 80
Increase (Decrease) in payable to Sponsor 4,339 21,293
Increase (Decrease) in payable on futures contracts (500) 1,780
Net cash provided by (used in) operating activities 16,700,334 2,781,532
Cash flow from financing activities    
Proceeds from addition of shares 14,435,007 6,445,287
Payment on shares redeemed (32,209,526) (9,370,304)
Net cash provided by (used in) financing activities (17,774,519) (2,925,017)
Net increase (decrease) in cash (1,074,185) (143,485)
Cash, beginning of period 1,262,351 251,524
Cash, end of period 188,166 108,039
ProShares Ultra Silver [Member]    
Cash flow from operating activities    
Net income (loss) 12,618,627 183,004,081
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:    
Decrease (Increase) in segregated cash balances with brokers for futures contracts 1,320 5,610
Decrease (Increase) in segregated cash balances with brokers for forward agreements 0 (2,561,000)
Purchases of short-term U.S. government and agency obligations (1,281,165,030) (980,153,795)
Proceeds from sales or maturities of short-term U.S government and agency obligations 1,307,344,193 837,326,976
Net amortization and accretion on short-term U.S government and agency obligations (1,496,972) (587,744)
Net realized gain (loss) on investments 524 (2,562)
Change in unrealized appreciation/depreciation on investments 7,256,172 (9,833,717)
Decrease (Increase) in receivable on futures contracts 0 (260)
Increase (Decrease) in payable to Sponsor (13,453) 112,343
Increase (Decrease) in payable on futures contracts (220) (1,875)
Net cash provided by (used in) operating activities 44,545,161 27,308,057
Cash flow from financing activities    
Proceeds from addition of shares 31,641,699 55,483,218
Payment on shares redeemed (75,235,084) (82,652,813)
Net cash provided by (used in) financing activities (43,593,385) (27,169,595)
Net increase (decrease) in cash 951,776 138,462
Cash, beginning of period 1,664,601 243,900
Cash, end of period 2,616,377 382,362
ProShares Ultra Euro [Member]    
Cash flow from operating activities    
Net income (loss) 3,005,110 447,353
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 (40,818,978) (36,177,928)
Proceeds from sales or maturities of short-term U.S government and agency obligations 41,785,306 38,263,779
Net amortization and accretion on short-term U.S government and agency obligations (69,923) (18,054)
Net realized gain (loss) on investments (134) (153)
Change in unrealized appreciation/depreciation on investments (364,855) 654,956
Increase (Decrease) in payable to Sponsor 398 (2,532)
Net cash provided by (used in) operating activities 3,536,924 3,167,421
Cash flow from financing activities    
Proceeds from addition of shares 18,469,355 831,691
Payment on shares redeemed (19,683,442) (4,027,778)
Net cash provided by (used in) financing activities (1,214,087) (3,196,087)
Net increase (decrease) in cash 2,322,837 (28,666)
Cash, beginning of period 606,393 227,310
Cash, end of period 2,929,230 198,644
ProShares Ultra Yen [Member]    
Cash flow from operating activities    
Net income (loss) 263,963 1,970,080
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 (16,968,160) (19,949,134)
Proceeds from sales or maturities of short-term U.S government and agency obligations 17,610,089 17,932,716
Net amortization and accretion on short-term U.S government and agency obligations (21,407) (11,808)
Net realized gain (loss) on investments 85 (72)
Change in unrealized appreciation/depreciation on investments 53,094 267,574
Increase (Decrease) in payable to Sponsor 161 1,405
Net cash provided by (used in) operating activities 937,825 210,761
Cash flow from financing activities    
Payment on shares redeemed 0 (199)
Net cash provided by (used in) financing activities 0 (199)
Net increase (decrease) in cash 937,825 210,562
Cash, beginning of period 604,691 147,371
Cash, end of period $ 1,542,516 $ 357,933
[1] The operations include the activity of ProShares Managed Futures Strategy through March 30, 2016, and ProShares Ultra Commodity Fund and ProShares UltraShort Commodity Fund through September 1, 2016 (dates of liquidation). See Note 1.
[2] Since the Fund's inception date was January 13, 2017, the Statement of Cash Flows for the nine months ended September 30, 2016 has not been provided. See Note 1.
[3] Since the Fund's inception date was January 13, 2017, the Statements of Operations for the three and nine months ended September 30, 2016 have not been provided. See Note 1.