BETHESDA, MD
PROSHARES TRUST IIUCO— Latest position per institution from SEC 13F filings
15
Institutional holders
20.94M
Total shares held
334.10M
Estimated value
1.05M
Avg. position size
L1 CAPITAL PTY LTD
CIK 1817646
Shares
5.19M
Value
43.16M
Filed
Mar 31, 2026
AQUAMARINE FINANCIAL (CAYMAN) LTD
CIK 2104187
Shares
3.40M
Value
28.29M
Filed
Mar 31, 2026
CITADEL ADVISORS LLC
CIK 1423053
Shares
1.68M
Value
27.12M
Filed
Mar 31, 2026
HANSEN & ASSOCIATES FINANCIAL GROUP, INC.
CIK 1873973
Shares
1.42M
Value
23.80M
Filed
Mar 31, 2026
SUSQUEHANNA INTERNATIONAL GROUP, LLP
CIK 1446194
Shares
1.12M
Value
9.34M
Filed
Mar 31, 2026
BROOKSTONE CAPITAL MANAGEMENT
CIK 1599584
Shares
1.07M
Value
8.93M
Filed
Mar 31, 2026
TALON PRIVATE WEALTH, LLC
CIK 1990467
Shares
1.02M
Value
8.52M
Filed
Mar 31, 2026
JANE STREET GROUP, LLC
CIK 1595888
Shares
927.66K
Value
36.46M
Filed
Mar 31, 2026
SPECTRUM FINANCIAL ALLIANCE LTD LLC
CIK 1566531
Shares
674.35K
Value
5.61M
Filed
Mar 31, 2026
GEMSSTOCK LTD.
CIK 1724140
Shares
588.90K
Value
50.82M
Filed
Sep 30, 2023
ARTIA GLOBAL PARTNERS LP
CIK 1937964
Shares
542.12K
Value
30.10M
Filed
Dec 31, 2025
PROFICIO CAPITAL PARTNERS LLC
CIK 1654175
Shares
494.47K
Value
3.52M
Filed
Mar 31, 2023
TREK FINANCIAL, LLC
CIK 1768195
Shares
492.99K
Value
16.27M
Filed
Mar 31, 2024
MYDA ADVISORS LLC
CIK 1589689
Shares
475K
Value
3.95M
Filed
Mar 31, 2026
SABA CAPITAL MANAGEMENT, L.P.
CIK 1510281
Shares
362.48K
Value
9.48M
Filed
Dec 31, 2025
REGAL INVESTMENT ADVISORS LLC
CIK 1559789
Shares
332.89K
Value
5.71M
Filed
Mar 31, 2026
EISLER CAPITAL (UK) LTD.
CIK 1849486
Shares
332.70K
Value
18.45M
Filed
Jun 30, 2023
LIGHTHOUSE INVESTMENT PARTNERS, LLC
CIK 1600344
Shares
300K
Value
2.50M
Filed
Mar 31, 2026
GOLDMAN SACHS GROUP INC
CIK 886982
Shares
250K
Value
2.08M
Filed
Mar 31, 2026
MILLENNIUM MANAGEMENT LLC
CIK 1273087
Shares
250K
Value
7.81K
Filed
Mar 31, 2023
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | L1 CAPITAL PTY LTD | 1817646 | 5.19M | 43.16M | Mar 31, 2026 |
| 2 | AQUAMARINE FINANCIAL (CAYMAN) LTD | 2104187 | 3.40M | 28.29M | Mar 31, 2026 |
| 3 | CITADEL ADVISORS LLC | 1423053 | 1.68M | 27.12M | Mar 31, 2026 |
| 4 | HANSEN & ASSOCIATES FINANCIAL GROUP, INC. | 1873973 | 1.42M | 23.80M | Mar 31, 2026 |
| 5 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 1446194 | 1.12M | 9.34M | Mar 31, 2026 |
| 6 | BROOKSTONE CAPITAL MANAGEMENT | 1599584 | 1.07M | 8.93M | Mar 31, 2026 |
| 7 | TALON PRIVATE WEALTH, LLC | 1990467 | 1.02M | 8.52M | Mar 31, 2026 |
| 8 | JANE STREET GROUP, LLC | 1595888 | 927.66K | 36.46M | Mar 31, 2026 |
| 9 | SPECTRUM FINANCIAL ALLIANCE LTD LLC | 1566531 | 674.35K | 5.61M | Mar 31, 2026 |
| 10 | GEMSSTOCK LTD. | 1724140 | 588.90K | 50.82M | Sep 30, 2023 |
| 11 | ARTIA GLOBAL PARTNERS LP | 1937964 | 542.12K | 30.10M | Dec 31, 2025 |
| 12 | PROFICIO CAPITAL PARTNERS LLC | 1654175 | 494.47K | 3.52M | Mar 31, 2023 |
| 13 | TREK FINANCIAL, LLC | 1768195 | 492.99K | 16.27M | Mar 31, 2024 |
| 14 | MYDA ADVISORS LLC | 1589689 | 475K | 3.95M | Mar 31, 2026 |
| 15 | SABA CAPITAL MANAGEMENT, L.P. | 1510281 | 362.48K | 9.48M | Dec 31, 2025 |
| 16 | REGAL INVESTMENT ADVISORS LLC | 1559789 | 332.89K | 5.71M | Mar 31, 2026 |
| 17 | EISLER CAPITAL (UK) LTD. | 1849486 | 332.70K | 18.45M | Jun 30, 2023 |
| 18 | LIGHTHOUSE INVESTMENT PARTNERS, LLC | 1600344 | 300K | 2.50M | Mar 31, 2026 |
| 19 | GOLDMAN SACHS GROUP INC | 886982 | 250K | 2.08M | Mar 31, 2026 |
| 20 | MILLENNIUM MANAGEMENT LLC | 1273087 | 250K | 7.81K | Mar 31, 2023 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.