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 |
|---|---|---|---|---|---|
| Morgan Stanley | 71 | $761 | 0.00% | −28−28.3% | Reduced |
| Longfellow Investment Management Co LLC | 7,566 | $81.1K | 0.02% | 00.0% | Unchanged |
| Robinson Capital Management, LLC | 15,250 | $164.7K | 0.07% | 00.0% | Unchanged |
| PenderFund Capital Management Ltd. | 20,400 | $218.9K | 0.03% | 00.0% | Unchanged |
| HGC Investment Management Inc. | 25,000 | $268.0K | 0.06% | 00.0% | Unchanged |
| Kepos Capital LP | 30,000 | $322.0K | 0.53% | 00.0% | Unchanged |
| Clear Street Group Inc. | 35,286 | $378.3K | 0.00% | +33,969+2,579.3% | Added |
| UBS Group AG | 42,984 | $460.8K | 0.00% | +3,386+8.6% | Added |
| RiverPark Advisors, LLC | 53,900 | $578.3K | 0.21% | +53,900 | New |
| Schonfeld Strategic Advisors LLC | 69,393 | $743.9K | 0.01% | +5,627+8.8% | Added |
| Mizuho Securities USA LLC | 83,018 | $888.3K | 0.02% | −565,592−87.2% | Reduced |
| 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 |
| Crossingbridge Advisors, LLC | 104,500 | $1.12M | 0.20% | +104,500 | New |
| Verition Fund Management LLC | 191,114 | $2.05M | 0.02% | 00.0% | Unchanged |
| 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 |
| Glazer Capital, LLC | 225,149 | $2.41M | 0.05% | +440.0% | Added |
| Healthcare of Ontario Pension Plan Trust Fund | 250,000 | $2.68M | 0.00% | 00.0% | Unchanged |
| Context Capital Management, LLC | 270,000 | $2.89M | 0.07% | 00.0% | Unchanged |
| Periscope Capital Inc. | 300,000 | $3.22M | 0.56% | −150,000−33.3% | Reduced |
| Rivernorth Capital Management, LLC | 357,590 | $3.83M | 0.19% | −20,000−5.3% | Reduced |
| 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 |
| DLD Asset Management, LP | 501,421 | $5.38M | 0.54% | +501,421 | New |
| Radcliffe Capital Management, L.P. | 539,443 | $5.78M | 0.43% | +3,121+0.6% | Added |
| Wolverine Asset Management LLC | 551,793 | $5.92M | 0.09% | −180,666−24.7% | Reduced |
| Hudson Bay Capital Management LP | 596,090 | $6.40M | 0.04% | −928−0.2% | Reduced |
| Wealthspring Capital LLC | 617,864 | $6.62M | 1.57% | −3,234−0.5% | Reduced |
| Goldman Sachs Group Inc | 623,342 | $6.68M | 0.00% | 00.0% | Unchanged |
| Alberta Investment Management Corp | 750,000 | $8.05M | 0.05% | 00.0% | Unchanged |
| Westchester Capital Management, LLC | 770,312 | $8.27M | 0.40% | −500,000−39.4% | Reduced |
| Toronto Dominion Bank | 780,637 | $8.37M | 0.02% | +416,938+114.6% | Added |
| Berkley W R Corp | 912,286 | $9.78M | 0.53% | +390,768+74.9% | Added |
| 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 |
| D. E. Shaw & Co., Inc. | 987,497 | $10.6M | 0.01% | 00.0% | Unchanged |
| Vivaldi Asset Management, LLC | 1,294,000 | $13.9M | 0.73% | −506,000−28.1% | Reduced |
| Picton Mahoney Asset Management | 1,300,000 | $13.9M | 0.15% | −500,000−27.8% | Reduced |
| CNH Partners LLC | 1,455,439 | $15.6M | 0.26% | −2830.0% | Reduced |
| Karpus Management, Inc. | 1,725,032 | $18.5M | 0.58% | −10,465−0.6% | Reduced |
| Magnetar Financial LLC | 1,945,196 | $20.8M | 0.21% | 00.0% | Unchanged |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 0 | $0 | 0.00% | −400,000−100.0% | Sold out |