SIM Acquisition Corp. I - SIMA

Detailed investor-level table based on 13F positions.

Shareholders (13F)

Quarter: Q4 2025 · Compare: Q3 2025
13D/13G major owners: Ownership tab.
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