v3.22.2

Significant Accounting Policies (Tables) | 6 Months Ended
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Jun. 30, 2022
Accounting Policies [Abstract] |
Cut-off Times and Times of Calculation of Funds' Final Net Asset Value for Creation and Redemption of Fund Shares | The cut-off times and the times of the calculation of the Funds’ final net asset value for creation and redemption of fund Shares for the six months ended June 30, 2022 were typically as follows. All times are Eastern Standard Time:
|  | Create/Redeem |  | NAV Calculation |  | NAV
Fund |  | Cut-off* |  | Time |  | Calculation Date
Ultra Silver and UltraShort Silver |  | 1:00 p.m. |  | 1:25 p.m. |  | June 30, 2022
Ultra Gold and UltraShort Gold |  | 1:00 p.m. |  | 1:30 p.m. |  | June 30, 2022
Ultra Bloomberg Crude Oil, |  |  |  |  |  |
Ultra Bloomberg Natural Gas, |  |  |  |  |  |
UltraShort Bloomberg Crude Oil and |  |  |  |  |  |
UltraShort Bloomberg Natural Gas |  | 2:00 p.m. |  | 2:30 p.m. |  | June 30, 2022
Ultra Euro, |  |  |  |  |  |
Ultra Yen, |  |  |  |  |  |
UltraShort Euro and |  |  |  |  |  |
UltraShort Yen |  | 3:00 p.m. |  | 4:00 p.m. |  | June 30, 2022
Short VIX Short-Term Futures ETF, |  |  |  |  |  |
Ultra VIX Short-Term Futures ETF, |  |  |  |  |  |
VIX Mid-Term Futures ETF and |  |  |  |  |  |
VIX Short-Term Futures ETF |  | 2:00 p.m. |  | 4:00 p.m. |  | June 30, 2022
* | Although the Funds’ shares may continue to trade on secondary markets subsequent to the calculation of the final NAV, these times represent the final opportunity to transact in creation or redemption units for the six months ended June 30, 2022.
Valuation of Investments using Fair Value Hierarchy | The following table summarizes the valuation of investments at June 30, 2022 using the fair value hierarchy:
|  | Level I - Quoted Prices |  |  | Level II - Other Significant Observable Inputs |
Fund |  | Short-Term U.S. Government and Agencies |  |  | Futures Contracts * |  |  | Foreign Currency Forward Contracts |  |  | Swap Agreements |  |  | Total |
ProShares Short VIX Short-Term Futures ETF |  | $ | 151,418,355 |  |  | $ | 1,517,614 |  |  | $ | — |  |  | $ | — |  |  | $ | 152,935,969 |
ProShares Ultra Bloomberg Crude Oil |  |  | 526,423,284 |  |  |  | 58,454,799 |  |  |  | — |  |  |  | (152,287,155 | ) |  |  | 432,590,928 |
ProShares Ultra Bloomberg Natural Gas |  |  | 105,739,904 |  |  |  | (194,426,957 | ) |  |  | — |  |  |  | — |  |  |  | (88,687,053 | )
ProShares Ultra Euro |  |  | 4,690,703 |  |  |  | — |  |  |  | (332,395 | ) |  |  | — |  |  |  | 4,358,308 |
ProShares Ultra Gold |  |  | 208,696,447 |  |  |  | (3,932,509 | ) |  |  | — |  |  |  | (6,451,858 | ) |  |  | 198,312,080 |
ProShares Ultra Silver |  |  | 290,458,173 |  |  |  | (4,317,941 | ) |  |  | — |  |  |  | (60,411,930 | ) |  |  | 225,728,302 |
ProShares Ultra VIX Short-Term Futures ETF |  |  | 243,251,317 |  |  |  | 35,444,518 |  |  |  | — |  |  |  | — |  |  |  | 278,695,835 |
ProShares Ultra Yen |  |  | 992,969 |  |  |  | — |  |  |  | (77,150 | ) |  |  | — |  |  |  | 915,819 |
ProShares UltraShort Bloomberg Crude Oil |  |  | 232,635,606 |  |  |  | 28,516,831 |  |  |  | — |  |  |  | — |  |  |  | 261,152,437 |
ProShares UltraShort Bloomberg Natural Gas |  |  | 59,578,128 |  |  |  | 154,070,341 |  |  |  | — |  |  |  | — |  |  |  | 213,648,469 |
ProShares UltraShort Euro |  |  | 19,885,112 |  |  |  | — |  |  |  | 3,195,083 |  |  |  | — |  |  |  | 23,080,195 |
ProShares UltraShort Gold |  |  | 13,940,167 |  |  |  | 811,562 |  |  |  | — |  |  |  | 720,984 |  |  |  | 15,472,713 |
ProShares UltraShort Silver |  |  | 12,979,368 |  |  |  | 2,516,890 |  |  |  | — |  |  |  | 1,873,038 |  |  |  | 17,369,296 |
ProShares UltraShort Yen |  |  | 10,961,261 |  |  |  | — |  |  |  | 971,505 |  |  |  | — |  |  |  | 11,932,766 |
ProShares VIX Mid-Term Futures ETF |  |  | 31,775,002 |  |  |  | 3,080,667 |  |  |  | — |  |  |  | — |  |  |  | 34,855,669 |
ProShares VIX Short-Term Futures ETF |  |  | 169,526,219 |  |  |  | 3,375,427 |  |  |  | — |  |  |  | — |  |  |  | 172,901,646 |
Combined Trust: |  | $ | 2,082,952,015 |  |  | $ | 85,111,242 |  |  | $ | 3,757,043 |  |  | $ | (216,556,921 | ) |  | $ | 1,955,263,379 |
* | Includes cumulative appreciation (depreciation) of futures contracts as reported in the Schedule of Investments. Only current day’s variation margin is reported within the Statements of Financial Condition in receivable/payable on open futures.
The inputs or methodology used for valuing investments are not necessarily an indication of the risk associated with investing in those securities. The following table summarizes the valuation of investments at December 31, 2021 using the fair value hierarchy:
|  | Level I - Quoted Prices |  |  | Level II - Other Significant Observable Inputs |
Fund |  | Short-Term U.S. Government and Agencies |  |  | Futures Contracts * |  |  | Foreign Currency Forward Contracts |  |  | Swap Agreements |  |  | Total |
ProShares Short Euro |  | $ | — |  |  | $ | (5,400 | ) |  | $ | — |  |  | $ | — |  |  | $ | (5,400 | )
ProShares Short VIX Short-Term Futures ETF |  |  | 147,815,719 |  |  |  | 31,275,278 |  |  |  | — |  |  |  | — |  |  |  | 179,090,997 |
ProShares Ultra Bloomberg Crude Oil |  |  | 848,757,567 |  |  |  | 147,455,525 |  |  |  | — |  |  |  | 63,928,293 |  |  |  | 1,060,141,385 |
ProShares Ultra Bloomberg Natural Gas |  |  | 90,922,438 |  |  |  | (8,206,161 | ) |  |  | — |  |  |  | — |  |  |  | 82,716,277 |
ProShares Ultra Euro |  |  | 997,678 |  |  |  | — |  |  |  | 82,652 |  |  |  | — |  |  |  | 1,080,330 |
ProShares Ultra Gold |  |  | 207,956,320 |  |  |  | 654,894 |  |  |  | — |  |  |  | 8,639,188 |  |  |  | 217,250,402 |
ProShares Ultra Silver |  |  | 451,872,982 |  |  |  | 2,506,545 |  |  |  | — |  |  |  | 40,591,699 |  |  |  | 494,971,226 |
ProShares Ultra VIX Short-Term Futures ETF |  |  | 221,660,593 |  |  |  | (126,356,757 | ) |  |  | — |  |  |  | (477,437 | ) |  |  | 94,826,399 |
ProShares Ultra Yen |  |  | — |  |  |  | — |  |  |  | (93,112 | ) |  |  | — |  |  |  | (93,112 | )
ProShares UltraShort Australian Dollar |  |  | 1,999,875 |  |  |  | (65,155 | ) |  |  | — |  |  |  | — |  |  |  | 1,934,720 |
ProShares UltraShort Bloomberg Crude Oil |  |  | 55,916,023 |  |  |  | (8,409,462 | ) |  |  | — |  |  |  | — |  |  |  | 47,506,561 |
ProShares UltraShort Bloomberg Natural Gas |  |  | 123,821,548 |  |  |  | 13,436,251 |  |  |  | — |  |  |  | — |  |  |  | 137,257,799 |
ProShares UltraShort Euro |  |  | 46,961,125 |  |  |  | — |  |  |  | (208,041 | ) |  |  | — |  |  |  | 46,753,084 |
ProShares UltraShort Gold |  |  | 25,980,516 |  |  |  | 158,079 |  |  |  | — |  |  |  | (993,117 | ) |  |  | 25,145,478 |
ProShares UltraShort Silver |  |  | 22,994,261 |  |  |  | 652,493 |  |  |  | — |  |  |  | (1,921,414 | ) |  |  | 21,725,340 |
ProShares UltraShort Yen |  |  | 20,987,825 |  |  |  | — |  |  |  | 869,580 |  |  |  | — |  |  |  | 21,857,405 |
ProShares VIX Mid-Term Futures ETF |  |  | 85,922,969 |  |  |  | (624,388 | ) |  |  | — |  |  |  | — |  |  |  | 85,298,581 |
ProShares VIX Short-Term Futures ETF |  |  | 150,861,898 |  |  |  | (30,130,619 | ) |  |  | — |  |  |  | — |  |  |  | 120,731,279 |
Combined Trust: |  | $ | 2,505,429,337 |  |  | $ | 22,341,123 |  |  | $ | 651,079 |  |  | $ | 109,767,212 |  |  | $ | 2,638,188,751 |
* | Includes cumulative appreciation (depreciation) of futures contracts as reported in the Schedule of Investments. Only current day’s variation margin is reported within the Statements of Financial Condition in receivable/payable on open futures.
There were no transf e rs into or out of Level 3 for the fiscal year end.

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