SPXU · ProShares UltraPro Short S&P500 ETF
Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.
Institutional Ownership Trend
Holder Concentration
Across 1 13F filers · Δ vs Mar 31, 2026Quarterly Activity
Top Buyers
vs Mar 31, 2026| Institution | Added | Now Holds | Open |
|---|---|---|---|
| Mega CITADEL ADVISORS LLC | +2,275 | 387,175 |
Top Sellers
vs Mar 31, 2026Top New Positions
vs Mar 31, 2026Top Sold-Out Positions
vs Mar 31, 2026| Institution | Previously Held | Last Value (USD) | Open |
|---|---|---|---|
| Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP | 2,827,992 | $160,460,265 | |
| Mega JANE STREET GROUP, LLC | 618,619 | $35,100,441 | |
| Mid IMC-Chicago, LLC | 316,218 | $17,942,209 | |
| Small Revere Asset Management, Inc | 173,278 | $9,831,793 | |
| Large HRT FINANCIAL LP | 115,916 | $6,577,073 |
| Holder | Value (USD)▼ | % of 13F | Shares | Own % | Change | Type | Filed | Open | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mega CITADEL ADVISORS LLC SPXU | $9,391,684 | 65.44% | 253,350 | — |
-58,025
-18.6%
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Put | 2026-09-02 | ||||||||||||||||
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This filing is a combination report: the position is filed across the managers below.
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| Mega CITADEL ADVISORS LLC SPXU | $4,960,892 | 34.56% | 133,825 | — |
+60,300
+82.0%
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Call | 2026-09-02 | ||||||||||||||||
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This filing is a combination report: the position is filed across the managers below.
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| Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP SPXU | $89,263,368 | 621.93% | 1,573,200 | — | Sold Out | Call | 2026-05-15 | ||||||||||||||||
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This filing is a combination report: the position is filed across the managers below.
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| Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP SPXU | $64,138,896 | 446.88% | 1,130,400 | — | Sold Out | Put | 2026-05-15 | ||||||||||||||||
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This filing is a combination report: the position is filed across the managers below.
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| Mega JANE STREET GROUP, LLC SPXU | $23,198,149 | 161.63% | 408,850 | — | Sold Out | Put | 2026-05-12 | ||||||||||||||||
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This filing is a combination report: the position is filed across the managers below.
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| Mid IMC-Chicago, LLC SPXU | $17,942,209 | 125.01% | 316,218 | — | Sold Out | Shares | 2026-05-05 | ||||||||||||||||
| Small Revere Asset Management, Inc SPXU | $9,831,793 | 68.50% | 173,278 | — | Sold Out | Shares | 2026-05-06 | ||||||||||||||||
| Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP SPXU | $7,058,001 | 49.18% | 124,392 | — | Sold Out | Shares | 2026-05-15 | ||||||||||||||||
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This filing is a combination report: the position is filed across the managers below.
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| Large HRT FINANCIAL LP SPXU | $6,577,073 | 45.83% | 115,916 | — | Sold Out | Shares | 2026-05-14 | ||||||||||||||||
| Mega JANE STREET GROUP, LLC SPXU | $6,343,532 | 44.20% | 111,800 | — | Sold Out | Call | 2026-05-12 | ||||||||||||||||
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This filing is a combination report: the position is filed across the managers below.
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| Mega JANE STREET GROUP, LLC SPXU | $5,558,760 | 38.73% | 97,969 | — | Sold Out | Shares | 2026-05-12 | ||||||||||||||||
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This filing is a combination report: the position is filed across the managers below.
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| Mid Jump Financial, LLC SPXU | $2,761,592 | 19.24% | 48,671 | — | Sold Out | Shares | 2026-05-14 | ||||||||||||||||
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This filing is a combination report: the position is filed across the managers below.
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| Micro MOULTON WEALTH MANAGEMENT, INC SPXU | $2,660,822 | 18.54% | 46,895 | — | Sold Out | Shares | 2026-04-08 | ||||||||||||||||
| Mid Tower Research Capital LLC (TRC) SPXU | $2,590,748 | 18.05% | 45,660 | — | Sold Out | Shares | 2026-05-15 | ||||||||||||||||
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This filing is a combination report: the position is filed across the managers below.
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| Mid SIMPLEX TRADING, LLC SPXU | $2,557,498 | 17.82% | 45,074 | — | Sold Out | Shares | 2026-05-14 | ||||||||||||||||
| Small Turim 21 Investimentos Ltda. SPXU | $1,952,139 | 13.60% | 34,405 | — | Sold Out | Shares | 2026-05-15 | ||||||||||||||||
| Mega UBS Group AG SPXU | $1,841,666 | 12.83% | 32,458 | — | Sold Out | Shares | 2026-05-05 | ||||||||||||||||
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This filing is a combination report: the position is filed across the managers below.
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| Large Belvedere Trading LLC SPXU | $1,668,780 | 11.63% | 29,411 | — | Sold Out | Shares | 2026-05-12 | ||||||||||||||||
| Mid XTX Topco Ltd SPXU | $1,145,864 | 7.98% | 20,195 | — | Sold Out | Shares | 2026-05-15 | ||||||||||||||||
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This filing is a combination report: the position is filed across the managers below.
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| Small Beacon Capital Management, Inc. SPXU | $638,325 | 4.45% | 11,250 | — | Sold Out | Shares | 2026-05-08 | ||||||||||||||||
| Large TUDOR INVESTMENT CORP ET AL SPXU | $595,770 | 4.15% | 10,500 | — | Sold Out | Call | 2026-05-15 | ||||||||||||||||
| Small RICHARDS, MERRILL & PETERSON, INC. SPXU | $510,660 | 3.56% | 9,000 | — | Sold Out | Shares | 2026-04-17 | ||||||||||||||||
| Small Cadent Capital Advisors, LLC SPXU | $501,297 | 3.49% | 8,835 | — | Sold Out | Shares | 2026-04-08 | ||||||||||||||||
| Small TWO SIGMA SECURITIES, LLC Broker-Dealer SPXU | $421,067 | 2.93% | 7,421 | — | Sold Out | Shares | 2026-05-15 | ||||||||||||||||
| Mid GROUP ONE TRADING LLC SPXU | $364,497 | 2.54% | 6,424 | — | Sold Out | Shares | 2026-05-13 | ||||||||||||||||
| Mid DRW Securities, LLC Broker-Dealer SPXU | $351,163 | 2.45% | 6,189 | — | Sold Out | Shares | 2026-05-13 | ||||||||||||||||
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This filing is a combination report: the position is filed across the managers below.
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| Small StoneX Group Inc. SPXU | $328,694 | 2.29% | 5,793 | — | Sold Out | Shares | 2026-05-14 | ||||||||||||||||
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This filing is a combination report: the position is filed across the managers below.
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| Large Cerity Partners LLC SPXU | $300,722 | 2.10% | 5,300 | — | Sold Out | Shares | 2026-05-15 | ||||||||||||||||
| Mega MILLENNIUM MANAGEMENT LLC SPXU | $283,700 | 1.98% | 5,000 | — | Sold Out | Shares | 2026-05-15 | ||||||||||||||||
| Mid EFG International AG SPXU | $269,515 | 1.88% | 4,750 | — | Sold Out | Shares | 2026-05-15 | ||||||||||||||||
| Large Focus Partners Wealth SPXU | $266,507 | 1.86% | 4,697 | — | Sold Out | Shares | 2026-05-15 | ||||||||||||||||
| Mega SG Americas Securities, LLC Broker-Dealer SPXU | $155,013 | 1.08% | 2,732 | — | Sold Out | Shares | 2026-04-16 | ||||||||||||||||
| Mega JPMORGAN CHASE & CO SPXU | $142,587 | 0.99% | 2,513 | — | Sold Out | Shares | 2026-05-13 | ||||||||||||||||
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This filing is a combination report: the position is filed across the managers below.
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| Mid Optiver Holding B.V. SPXU | $141,962 | 0.99% | 2,502 | — | Sold Out | Shares | 2026-05-15 | ||||||||||||||||
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This filing is a combination report: the position is filed across the managers below.
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| Mega MORGAN STANLEY SPXU | $113,933 | 0.79% | 2,008 | — | Sold Out | Shares | 2026-05-15 | ||||||||||||||||
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This filing is a combination report: the position is filed across the managers below.
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| Mid Strategic Wealth Partners, Ltd. SPXU | $101,337 | 0.71% | 1,786 | — | Sold Out | Shares | 2026-05-12 | ||||||||||||||||
| Mid BEACON INVESTMENT ADVISORY SERVICES, INC. SPXU | $70,925 | 0.49% | 1,250 | — | Sold Out | Shares | 2026-04-14 | ||||||||||||||||
| Small Your Advocates Ltd., LLP SPXU | $56,740 | 0.40% | 1,000 | — | Sold Out | Shares | 2026-04-30 | ||||||||||||||||
| Large TD Waterhouse Canada Inc. SPXU | $48,229 | 0.34% | 850 | — | Sold Out | Shares | 2026-05-12 | ||||||||||||||||
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This filing is a combination report: the position is filed across the managers below.
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| Mega CITIGROUP INC SPXU | $37,732 | 0.26% | 665 | — | Sold Out | Shares | 2026-05-11 | ||||||||||||||||
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This filing is a combination report: the position is filed across the managers below.
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| Mid SBI Securities Co., Ltd. Broker-Dealer SPXU | $29,391 | 0.20% | 518 | — | Sold Out | Shares | 2026-04-28 | ||||||||||||||||
| Mid Parallel Advisors, LLC SPXU | $24,398 | 0.17% | 430 | — | Sold Out | Shares | 2026-05-07 | ||||||||||||||||
| Large MAI Capital Management SPXU | $12,539 | 0.09% | 221 | — | Sold Out | Shares | 2026-05-15 | ||||||||||||||||
| Large NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO SPXU | $8,737 | 0.06% | 154 | — | Sold Out | Shares | 2026-05-07 | ||||||||||||||||
| Large NewEdge Advisors, LLC SPXU | $5,805 | 0.04% | 5,805 | — | Sold Out | Shares | 2026-05-18 | ||||||||||||||||
| Small BFSG, LLC SPXU | $567 | 0.00% | 10 | — | Sold Out | Shares | 2026-04-29 | ||||||||||||||||
| Micro Legacy Wealth Managment, LLC/ID SPXU | $397 | 0.00% | 7 | — | Sold Out | Shares | 2026-05-07 | ||||||||||||||||
| Micro Strategic Investment Solutions, Inc. /IL SPXU | $283 | 0.00% | 5 | — | Sold Out | Shares | 2026-05-01 | ||||||||||||||||
| Mega BANK OF MONTREAL /CAN/ Bank SPXU | $170 | 0.00% | 3 | — | Sold Out | Shares | 2026-05-13 | ||||||||||||||||
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This filing is a combination report: the position is filed across the managers below.
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| Large HUNTINGTON NATIONAL BANK Bank SPXU | $56 | 0.00% | 1 | — | Sold Out | Principal | 2026-05-15 | ||||||||||||||||
| Mid SIGNATUREFD, LLC SPXU | $56 | 0.00% | 1 | — | Sold Out | Shares | 2026-04-07 | ||||||||||||||||
| Small MCF Advisors LLC SPXU | $56 | 0.00% | 1 | — | Sold Out | Shares | 2026-05-11 | ||||||||||||||||
| Small HHM Wealth Advisors, LLC SPXU | $2 | 0.00% | 0 | — | Sold Out | Shares | 2026-04-17 | ||||||||||||||||
| No holders match your search. | |||||||||||||||||||||||