SIM Acquisition Corp. I
SIMA- Exchange
- Nasdaq
- Industry
- Blank Checks
- SEC CIK
- 0002014982
No open-market purchases or sales by SIM Acquisition Corp. I insiders were filed in the last 90 days; 6 institutions reported holding it in 13F filings for Q2 2026, worth $2.37M in total; no superinvestor holds it.
13F holders, Q1 2026
Institutional positions in SIM Acquisition Corp. I as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 45
- +4 vs. Q4 2025
- Shares held
- 21.3M
- −1.45M (−6.4%) vs. Q4 2025
- Total value
- $228.3M
- −$12.5M (−5.2%) vs. Q4 2025
- New holders
- 5
- 7 more added
- Sold out
- 1
- 14 more reduced
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting SIMA on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 6 | $2.37M |
| Q1 2026 | 45 | $228.3M |
| Q4 2025 | 41 | $240.8M |
| Q3 2025 | 44 | $237.0M |
| Q2 2025 | 44 | $230.7M |
| Q1 2025 | 37 | $201.3M |
| Q4 2024 | 40 | $183.4M |
| Q3 2024 | 26 | $131.7M |
| Q2 2024 | 0 | $0 |
| Q1 2024 | 0 | $0 |
| Q4 2023 | 0 | $0 |
| Q3 2023 | 0 | $0 |
| Q2 2023 | 0 | $0 |
| Q1 2023 | 0 | $0 |
| Q4 2022 | 0 | $0 |
| Q3 2022 | 0 | $0 |
| Q2 2022 | 0 | $0 |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding SIM Acquisition Corp. I; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Magnetar Financial LLC | 1,945,196 | $20.8M | 0.21% | 00.0% | Unchanged |
| Karpus Management, Inc. | 1,725,032 | $18.5M | 0.58% | −10,465−0.6% | Reduced |
| CNH Partners LLC | 1,455,439 | $15.6M | 0.26% | −2830.0% | Reduced |
| Picton Mahoney Asset Management | 1,300,000 | $13.9M | 0.15% | −500,000−27.8% | Reduced |
| Vivaldi Asset Management, LLC | 1,294,000 | $13.9M | 0.73% | −506,000−28.1% | Reduced |
| D. E. Shaw & Co., Inc. | 987,497 | $10.6M | 0.01% | 00.0% | Unchanged |
| MMCAP International Inc. SPC | 980,000 | $10.5M | 0.91% | 00.0% | Unchanged |
| LMR Partners LLP | 980,000 | $10.5M | 0.10% | 00.0% | Unchanged |
| Berkley W R Corp | 912,286 | $9.78M | 0.53% | +390,768+74.9% | Added |
| Toronto Dominion Bank | 780,637 | $8.37M | 0.02% | +416,938+114.6% | Added |
| Westchester Capital Management, LLC | 770,312 | $8.27M | 0.40% | −500,000−39.4% | Reduced |
| Alberta Investment Management Corp | 750,000 | $8.05M | 0.05% | 00.0% | Unchanged |
| Goldman Sachs Group Inc | 623,342 | $6.68M | 0.00% | 00.0% | Unchanged |
| Wealthspring Capital LLC | 617,864 | $6.62M | 1.57% | −3,234−0.5% | Reduced |
| Hudson Bay Capital Management LP | 596,090 | $6.40M | 0.04% | −928−0.2% | Reduced |
| Wolverine Asset Management LLC | 551,793 | $5.92M | 0.09% | −180,666−24.7% | Reduced |
| Radcliffe Capital Management, L.P. | 539,443 | $5.78M | 0.43% | +3,121+0.6% | Added |
| DLD Asset Management, LP | 501,421 | $5.38M | 0.54% | +501,421 | New |
| Two Sigma Investments, LP | 500,000 | $5.36M | 0.00% | 00.0% | Unchanged |
| Whitebox Advisors LLC | 500,000 | $5.36M | 0.08% | 00.0% | Unchanged |
| Rivernorth Capital Management, LLC | 357,590 | $3.83M | 0.19% | −20,000−5.3% | Reduced |
| Periscope Capital Inc. | 300,000 | $3.22M | 0.56% | −150,000−33.3% | Reduced |
| Context Capital Management, LLC | 270,000 | $2.89M | 0.07% | 00.0% | Unchanged |
| Healthcare of Ontario Pension Plan Trust Fund | 250,000 | $2.68M | 0.00% | 00.0% | Unchanged |
| Glazer Capital, LLC | 225,149 | $2.41M | 0.05% | +440.0% | Added |
| Bulldog Investors, LLP | 200,000 | $2.14M | 0.48% | −214,660−51.8% | Reduced |
| L1 Global Manager Pty Ltd | 200,000 | $2.14M | 1.73% | 00.0% | Unchanged |
| Verition Fund Management LLC | 191,114 | $2.05M | 0.02% | 00.0% | Unchanged |
| Crossingbridge Advisors, LLC | 104,500 | $1.12M | 0.20% | +104,500 | New |
| Shaolin Capital Management LLC | 100,000 | $1.07M | 0.04% | −112,952−53.0% | Reduced |
| Deltec Asset Management LLC | 100,000 | $1.07M | 0.20% | 00.0% | Unchanged |
| Quarry LP | 100,000 | $1.07M | 0.22% | 00.0% | Unchanged |
| Sona Asset Management (US) LLC | 100,000 | $1.07M | 0.04% | +100,000 | New |
| RLH Capital LLC | 100,000 | $1.07M | 0.54% | +100,000 | New |
| Mizuho Securities USA LLC | 83,018 | $888.3K | 0.02% | −565,592−87.2% | Reduced |
| Schonfeld Strategic Advisors LLC | 69,393 | $743.9K | 0.01% | +5,627+8.8% | Added |
| RiverPark Advisors, LLC | 53,900 | $578.3K | 0.21% | +53,900 | New |
| UBS Group AG | 42,984 | $460.8K | 0.00% | +3,386+8.6% | Added |
| Clear Street Group Inc. | 35,286 | $378.3K | 0.00% | +33,969+2,579.3% | Added |
| Kepos Capital LP | 30,000 | $322.0K | 0.53% | 00.0% | Unchanged |
| HGC Investment Management Inc. | 25,000 | $268.0K | 0.06% | 00.0% | Unchanged |
| PenderFund Capital Management Ltd. | 20,400 | $218.9K | 0.03% | 00.0% | Unchanged |
| Robinson Capital Management, LLC | 15,250 | $164.7K | 0.07% | 00.0% | Unchanged |
| Longfellow Investment Management Co LLC | 7,566 | $81.1K | 0.02% | 00.0% | Unchanged |
| Morgan Stanley | 71 | $761 | 0.00% | −28−28.3% | Reduced |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 0 | $0 | 0.00% | −400,000−100.0% | Sold out |