SIM Acquisition Corp. I - SIMA
Detailed investor-level table based on 13F positions.
Methodology:
Market value and % of portfolio use SEC reported VALUE ($000).
For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received.
Details.
Rows: 0
| Investor | History | Status | Shares held | Market value ($000) | % of portfolio | Previous % | Rank | Change in shares | % change in shares | Source | Date reported |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Magnetar Financial LLC | History | Reduced | 1,945,196 | 20,599 | 0.2% | 0.12% | 1 | -4 | 0.0% | Q4 2025 | Feb 17, 2026 |
| PICTON MAHONEY ASSET MANAGEMENT | History | No change | 1,800,000 | 19,062 | 0.15% | 0.17% | 2 | 0 | 0.0% | Q4 2025 | Feb 11, 2026 |
| First Trust Capital Management L.P. | History | No change | 1,800,000 | 19,062 | 1.15% | 1.22% | 3 | 0 | 0.0% | Q4 2025 | Feb 13, 2026 |
| Karpus Management, Inc. | History | Reduced | 1,735,497 | 18,378 | 0.56% | 0.59% | 4 | -33,270 | -1.88% | Q4 2025 | Feb 17, 2026 |
| AQR Arbitrage LLC | History | No change | 1,455,722 | 15,416 | 0.32% | 0.39% | 5 | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |
| Westchester Capital Management, LLC | History | No change | 1,270,312 | 13,452 | 0.57% | 0.61% | 6 | 0 | 0.0% | Q4 2025 | Feb 13, 2026 |
| D. E. Shaw & Co., Inc. | History | No change | 987,497 | 10,457 | 0.01% | 0.01% | 7 | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |
| MMCAP International Inc. SPC | History | No change | 980,000 | 10,378 | 1.04% | 1.2% | 8 | 0 | 0.0% | Q4 2025 | Feb 09, 2026 |
| LMR Partners LLP | History | No change | 980,000 | 10,378 | 0.02% | 0.05% | 9 | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |
| Alberta Investment Management Corp | History | No change | 750,000 | 7,942 | 0.05% | 0.06% | 10 | 0 | 0.0% | Q4 2025 | Feb 19, 2026 |
| WOLVERINE ASSET MANAGEMENT LLC | History | Added to | 732,459 | 7,756 | 0.06% | 0.06% | 11 | +8,513 | 1.18% | Q4 2025 | Feb 02, 2026 |
| MIZUHO SECURITIES USA LLC | History | Added to | 648,610 | 6,835 | 0.11% | 0.06% | 12 | +372,984 | 135.32% | Q4 2025 | Feb 09, 2026 |
| GOLDMAN SACHS GROUP INC | History | No change | 623,342 | 6,601 | 0.0% | 0.0% | 13 | 0 | 0.0% | Q4 2025 | Mar 25, 2026 |
| Wealthspring Capital LLC | History | Reduced | 621,098 | 6,577 | 1.55% | 1.58% | 14 | -7,882 | -1.25% | Q4 2025 | Feb 05, 2026 |
| Hudson Bay Capital Management LP | History | No change | 597,018 | 6,322 | 0.02% | 0.02% | 15 | 0 | 0.0% | Q4 2025 | Feb 13, 2026 |
| Radcliffe Capital Management, L.P. | History | Added to | 536,322 | 5,679 | 0.31% | 0.33% | 16 | +26,290 | 5.15% | Q4 2025 | Feb 17, 2026 |
| BERKLEY W R CORP | History | No change | 521,518 | 5,522 | 0.26% | 0.32% | 17 | 0 | 0.0% | Q4 2025 | Feb 13, 2026 |
| TWO SIGMA INVESTMENTS, LP | History | No change | 500,000 | 5,295 | 0.01% | 0.01% | 18 | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |
| WHITEBOX ADVISORS LLC | History | No change | 500,000 | 5,295 | 0.08% | 0.08% | 19 | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |
| PERISCOPE CAPITAL INC. | History | No change | 450,000 | 4,765 | 0.54% | 0.75% | 20 | 0 | 0.0% | Q4 2025 | Feb 10, 2026 |
| Bulldog Investors, LLP | History | Reduced | 414,660 | 4,391 | 0.98% | 1.01% | 21 | -984 | -0.24% | Q4 2025 | Feb 13, 2026 |
| COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS | History | No change | 400,000 | 4,236 | 0.02% | 0.02% | 22 | 0 | 0.0% | Q4 2025 | Feb 10, 2026 |
| RIVERNORTH CAPITAL MANAGEMENT, LLC | History | Reduced | 377,590 | 3,998 | 0.19% | 0.23% | 23 | -12,231 | -3.14% | Q4 2025 | Feb 17, 2026 |
| TORONTO DOMINION BANK | History | Reduced | 363,699 | 3,851 | 0.01% | 0.01% | 24 | -2,802 | -0.76% | Q4 2025 | Feb 17, 2026 |
| Context Capital Management, LLC | History | No change | 270,000 | 2,859 | 0.07% | 0.09% | 25 | 0 | 0.0% | Q4 2025 | Feb 13, 2026 |
| HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND | History | No change | 250,000 | 2,647 | 0.0% | 0.0% | 26 | 0 | 0.0% | Q4 2025 | Feb 13, 2026 |
| GLAZER CAPITAL, LLC | History | Reduced | 225,105 | 2,384 | 0.06% | 0.08% | 27 | -9,995 | -4.25% | Q4 2025 | Feb 13, 2026 |
| Shaolin Capital Management LLC | History | Added to | 212,952 | 2,255 | 0.07% | 0.09% | 28 | +11,602 | 5.76% | Q4 2025 | Feb 17, 2026 |
| L1 Global Manager Pty Ltd | History | New | 200,000 | 2,118 | 1.39% | — | 29 | +200,000 | New | Q4 2025 | Feb 13, 2026 |
| Verition Fund Management LLC | History | Reduced | 191,114 | 2,023 | 0.01% | 0.01% | 30 | -401 | -0.21% | Q4 2025 | Feb 13, 2026 |
| Yakira Capital Management, Inc. | History | No change | 99,999 | 1,069 | 0.36% | 0.37% | 31 | 0 | 0.0% | Q4 2025 | Feb 13, 2026 |
| DELTEC ASSET MANAGEMENT LLC | History | No change | 100,000 | 1,059 | 0.18% | 0.17% | 32 | 0 | 0.0% | Q4 2025 | Jan 29, 2026 |
| Quarry LP | History | No change | 100,000 | 1,059 | 0.17% | 0.23% | 33 | 0 | 0.0% | Q4 2025 | Feb 13, 2026 |
| Schonfeld Strategic Advisors LLC | History | Reduced | 63,766 | 675 | 0.0% | 0.0% | 34 | -18,370 | -22.37% | Q4 2025 | Feb 17, 2026 |
| UBS Group AG | History | Added to | 41,491 | 439 | 0.0% | 0.0% | 35 | +9,921 | 31.43% | Q4 2025 | Jan 29, 2026 |
| Kepos Capital LP | History | No change | 30,000 | 318 | 1.81% | 1.68% | 36 | 0 | 0.0% | Q4 2025 | Feb 12, 2026 |
| HGC Investment Management Inc. | History | No change | 25,000 | 264 | 0.06% | 0.06% | 37 | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |
| PenderFund Capital Management Ltd. | History | Reduced | 20,400 | 216 | 0.03% | 0.04% | 38 | -4,600 | -18.4% | Q4 2025 | Feb 17, 2026 |
| ROBINSON CAPITAL MANAGEMENT, LLC | History | No change | 15,250 | 161 | 0.07% | 0.08% | 39 | 0 | 0.0% | Q4 2025 | Feb 13, 2026 |
| LONGFELLOW INVESTMENT MANAGEMENT CO LLC | History | No change | 7,566 | 80 | 0.02% | 0.02% | 40 | 0 | 0.0% | Q4 2025 | Feb 11, 2026 |
| Clear Street Group Inc. | History | Added to | 1,503 | 15 | 0.0% | 0.0% | 41 | +186 | 14.12% | Q4 2025 | Feb 13, 2026 |
| BARCLAYS PLC | History | No change | 654 | 6 | 0.0% | 0.0% | 42 | 0 | 0.0% | Q4 2025 | Feb 13, 2026 |
| MORGAN STANLEY | History | Added to | 99 | 1 | 0.0% | — | 43 | +15 | 17.86% | Q4 2025 | Feb 13, 2026 |
| METEORA CAPITAL, LLC | History | Closed out | 0 | 0 | — | 0.28% | — | -255,426 | -100.0% | Q3 2025 | Nov 17, 2025 |
| BCK CAPITAL MANAGEMENT LP | History | Closed out | 0 | 0 | — | 0.52% | — | -46,370 | -100.0% | Q3 2025 | Nov 10, 2025 |
| CITADEL ADVISORS LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -15,460 | -100.0% | Q3 2025 | Nov 14, 2025 |
| OSAIC HOLDINGS, INC. | History | Closed out | 0 | 0 | — | 0.0% | — | -250 | -100.0% | Q3 2025 | Nov 14, 2025 |