Imperial PetroleumIMPP
13F holders, Q3 2025 (September 30)At the end of Q3 2025, 31 institutions reported holding Imperial Petroleum Inc. (IMPP) in their 13F filings, up 6 from Q2 2025. 9 opened new positions and 3 sold out. The largest holders were Deuterium Capital Management, LLC ($7.7M), Wexford Capital LP ($7.6M) and Acadian Asset Management LLC ($2.9M). 2 famous investors held it, including Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio) and Ken Griffin (0.0% of Citadel Advisors's portfolio).
- Company
- Imperial Petroleum Inc.
- CUSIP
- Y3894J187
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q2 2025 → Q3 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 9 | $4.4M |
| Exits | 3 | $212K |
All 13F filers, Q2 2025 → Q3 2025: 1,917,774 shares bought and 464,961 shares sold, net +1,452,813 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 31 holders
| Deuterium Capital Management, LLC | 11.08% | No change | 1,601,812 | $7.7M |
| Wexford Capital LP | 2.28% | Reduce -12.8% | 1,587,092 | $7.6M |
| Acadian Asset Management LLC | 0.01% | Add +79.4% | 617,976 | $2.9M |
| Susquehanna International Group, LLP | 0.00% | Add +91.0% | 474,049 | $2.3M |
| Group One Trading LLC | 0.04% | Add +58.5% | 288,886 | $1.4M |
| Towerview LLC | 0.97% | Reduce -33.7% | 280,000 | $1.3M |
| Simplex Trading, LLC | 0.03% | New | 255,273 | $1.2M |
| Jane Street Group, LLC | 0.00% | New | 245,024 | $1.2M |
| Renaissance Technologies | 0.00% | Add +174.1% | 223,696 | $1.1M |
| Citadel Advisors | 0.00% | Add +43.0% | 180,149 | $861K |
| Gsa Capital Partners LLP | 0.06% | New | 157,943 | $755K |
| Goldman Sachs Group Inc. | 0.00% | Add +46.6% | 153,391 | $733K |
| Mercer Global Advisors Inc. | 0.00% | New | 160,000 | $690K |
| Marshall Wace, LLP | 0.00% | Add +210.0% | 133,240 | $637K |
| Allegheny Financial Group | 0.07% | Add +6.5% | 83,653 | $400K |
| Morgan Stanley | 0.00% | Add +24.1% | 57,169 | $273K |
| Cubist Systematic Strategies, LLC | 0.00% | New | 40,948 | $196K |
| Jump Financial, LLC | 0.00% | New | 36,942 | $177K |
| PEAK6 LLC | 0.00% | No change | 34,647 | $166K |
| Petrus Trust Company, LTA | 0.01% | New | 22,871 | $109K |
| UBS Group AG | 0.00% | Reduce -51.9% | 19,742 | $94K |
| Two Sigma Investments, LP | 0.00% | New | 18,803 | $90K |
| Empirical Finance, LLC | 0.00% | No change | 15,383 | $74K |
| Osaic Holdings, Inc. | 0.00% | Add +9393.5% | 18,987 | $65K |
| Geode Capital Management, LLC | 0.00% | No change | 13,415 | $64K |
| Walleye Trading LLC | 0.00% | Add +56.7% | 4,101 | $20K |
| Tower Research Capital LLC (TRC) | 0.00% | New | 2,291 | $11K |
| Jones Financial Companies LLLP | 0.00% | No change | 40 | $200 |
| SBI Securities Co., Ltd. | 0.00% | Reduce -56.1% | 25 | $120 |
| Clearstead Advisors, LLC | 0.00% | Add +333.3% | 13 | $63 |
| Moisand Fitzgerald Tamayo, LLC | 0.00% | No change | 2 | $10 |
"% of holder's portfolio" is IMPP's weight in each manager's 13F, not the share of Imperial Petroleum Inc. the manager owns.