Plum Acquisition Corp, IV - PLMK

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
Westchester Capital Management, LLC History No change 1,225,000 12,776 0.54% 0.58% 1 0 0.0% Q4 2025 Feb 13, 2026
AQR Arbitrage LLC History No change 960,428 10,017 0.21% 0.25% 2 0 0.0% Q4 2025 Feb 17, 2026
D. E. Shaw & Co., Inc. History Added to 853,875 8,905 0.0% 0.0% 3 +153,875 21.98% Q4 2025 Feb 17, 2026
GLAZER CAPITAL, LLC History Added to 783,339 8,170 0.21% 0.27% 4 +13,107 1.7% Q4 2025 Feb 13, 2026
BERKLEY W R CORP History No change 768,888 8,019 0.38% 0.46% 5 0 0.0% Q4 2025 Feb 13, 2026
Context Capital Management, LLC History No change 700,000 7,322 0.19% 0.22% 6 0 0.0% Q4 2025 Feb 13, 2026
TENOR CAPITAL MANAGEMENT Co., L.P. History No change 700,000 7,322 0.1% 0.09% 7 0 0.0% Q4 2025 Feb 17, 2026
Governors Lane LP History Added to 700,000 7,315 0.43% 0.24% 8 +399,900 133.26% Q4 2025 Feb 17, 2026
LINDEN ADVISORS LP History No change 700,000 7,301 0.04% 0.05% 9 0 0.0% Q4 2025 Feb 17, 2026
Karpus Management, Inc. History Reduced 672,200 7,011 0.22% 0.22% 10 -5,500 -0.81% Q4 2025 Feb 17, 2026
ARISTEIA CAPITAL, L.L.C. History No change 651,175 6,811 0.15% 0.16% 11 0 0.0% Q4 2025 Feb 17, 2026
First Trust Capital Management L.P. History No change 650,000 6,799 0.41% 0.43% 12 0 0.0% Q4 2025 Feb 13, 2026
Hudson Bay Capital Management LP History Reduced 512,489 5,345 0.02% 0.03% 13 -337,511 -39.71% Q4 2025 Feb 13, 2026
WOLVERINE ASSET MANAGEMENT LLC History Reduced 505,754 5,275 0.04% 0.05% 14 -138,115 -21.45% Q4 2025 Feb 02, 2026
LMR Partners LLP History No change 500,000 5,230 0.01% 0.02% 15 0 0.0% Q4 2025 Feb 17, 2026
Magnetar Financial LLC History No change 500,000 5,215 0.05% 0.03% 16 0 0.0% Q4 2025 Feb 17, 2026
Alberta Investment Management Corp History No change 500,000 5,215 0.03% 0.04% 17 0 0.0% Q4 2025 Feb 19, 2026
TWO SIGMA INVESTMENTS, LP History No change 498,437 5,198 0.01% 0.01% 18 0 0.0% Q4 2025 Feb 17, 2026
Radcliffe Capital Management, L.P. History Added to 449,055 4,692 0.26% 0.27% 19 +23,725 5.58% Q4 2025 Feb 17, 2026
PERISCOPE CAPITAL INC. History Reduced 415,959 4,346 0.5% 0.73% 20 -29,541 -6.63% Q4 2025 Feb 10, 2026
Polar Asset Management Partners Inc. History New 400,000 4,184 0.05% 21 +400,000 New Q4 2025 Feb 17, 2026
MIZUHO SECURITIES USA LLC History Added to 375,000 3,883 0.06% 0.08% 22 +11,750 3.23% Q4 2025 Feb 09, 2026
RIVERNORTH CAPITAL MANAGEMENT, LLC History Reduced 369,581 3,854 0.18% 0.22% 23 -407 -0.11% Q4 2025 Feb 17, 2026
GOLDMAN SACHS GROUP INC History Added to 339,592 3,541 0.0% 0.0% 24 +22 0.01% Q4 2025 Mar 25, 2026
Jain Global LLC History No change 250,100 2,608 0.01% 0.01% 25 0 0.0% Q4 2025 Feb 17, 2026
HEIGHTS CAPITAL MANAGEMENT, INC History No change 250,000 2,607 0.93% 0.74% 26 0 0.0% Q4 2025 Feb 17, 2026
Verition Fund Management LLC History Reduced 228,160 2,379 0.01% 0.01% 27 -25,004 -9.88% Q4 2025 Feb 13, 2026
Wealthspring Capital LLC History No change 216,300 2,256 0.53% 0.53% 28 0 0.0% Q4 2025 Feb 05, 2026
MILLENNIUM MANAGEMENT LLC History No change 200,000 2,185 0.0% 0.0% 29 0 0.0% Q4 2025 Feb 17, 2026
PICTON MAHONEY ASSET MANAGEMENT History No change 150,000 1,567 0.01% 0.01% 30 0 0.0% Q4 2025 Feb 11, 2026
COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS History Reduced 137,513 1,437 0.01% 0.01% 31 -112,487 -44.99% Q4 2025 Feb 10, 2026
HGC Investment Management Inc. History No change 100,000 1,060 0.22% 0.25% 32 0 0.0% Q4 2025 Feb 17, 2026
WHITEBOX ADVISORS LLC History No change 100,000 1,046 0.01% 0.02% 33 0 0.0% Q4 2025 Feb 17, 2026
METEORA CAPITAL, LLC History New 100,000 1,043 0.09% 35 +100,000 New Q4 2025 Feb 17, 2026
Centiva Capital, LP History No change 100,000 1,043 0.01% 0.01% 34 0 0.0% Q4 2025 Feb 13, 2026
MOORE CAPITAL MANAGEMENT, LP History No change 75,000 784 0.01% 0.01% 36 0 0.0% Q4 2025 Feb 17, 2026
Kepos Capital LP History No change 50,000 523 2.97% 2.74% 37 0 0.0% Q4 2025 Feb 12, 2026
Clear Street Group Inc. History Reduced 49,764 520 0.0% 0.0% 38 -1 -0.0% Q4 2025 Feb 13, 2026
Schonfeld Strategic Advisors LLC History Reduced 34,057 355 0.0% 0.0% 39 -19,186 -36.03% Q4 2025 Feb 17, 2026
Virtu Financial LLC History New 33,772 352 0.01% 40 +33,772 New Q4 2025 Feb 23, 2026
Crossingbridge Advisors, LLC History New 25,000 261 0.07% 41 +25,000 New Q4 2025 Feb 13, 2026
TORONTO DOMINION BANK History No change 24,098 252 0.0% 0.0% 42 0 0.0% Q4 2025 Feb 17, 2026
GEODE CAPITAL MANAGEMENT, LLC History No change 16,125 168 0.0% 0.0% 43 0 0.0% Q4 2025 Feb 09, 2026
ABC ARBITRAGE SA History New 15,000 156 0.01% 44 +15,000 New Q4 2025 Feb 04, 2026
LONGFELLOW INVESTMENT MANAGEMENT CO LLC History No change 474 4 0.0% 0.0% 45 0 0.0% Q4 2025 Feb 11, 2026
UBS Group AG History No change 170 1 0.0% 0.0% 46 0 0.0% Q4 2025 Jan 29, 2026
DLD Asset Management, LP History Closed out 0 0 0.0% -147,500 -100.0% Q3 2025 Nov 14, 2025
BCK CAPITAL MANAGEMENT LP History Closed out 0 0 1.13% -103,313 -100.0% Q3 2025 Nov 10, 2025
MORGAN STANLEY History Added to 56 0 +49 700.0% Q4 2025 Feb 13, 2026