HCM III ACQUISITION CORP. - HCMA
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| METEORA CAPITAL, LLC | History | Added to | 2,077,075 | 20,936 | 1.54% | 1.22% | 1 | +626,000 | 43.14% | Q1 2026 | May 15, 2026 |
| LINDEN ADVISORS LP | History | No change | 1,200,000 | 12,120 | 0.07% | 0.07% | 2 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| LMR Partners LLP | History | No change | 1,050,000 | 10,584 | 0.02% | 0.02% | 3 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| Governors Lane LP | History | Added to | 1,009,055 | 10,171 | 0.65% | 0.6% | 4 | +9,055 | 0.91% | Q1 2026 | May 15, 2026 |
| Magnetar Financial LLC | History | Added to | 1,000,000 | 10,100 | 0.1% | 0.1% | 5 | +10 | 0.0% | Q1 2026 | May 13, 2026 |
| HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND | History | No change | 1,000,000 | 10,100 | 0.02% | 0.02% | 6 | 0 | 0.0% | Q1 2026 | May 14, 2026 |
| HIGHBRIDGE CAPITAL MANAGEMENT LLC | History | No change | 1,000,000 | 10,080 | 0.33% | 0.32% | 7 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| MMCAP International Inc. SPC | History | No change | 1,000,000 | 10,080 | 0.87% | 1.0% | 8 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| TENOR CAPITAL MANAGEMENT Co., L.P. | History | No change | 1,000,000 | 10,080 | 0.16% | 0.14% | 9 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| Saba Capital Management, L.P. | History | No change | 949,650 | 9,572 | 0.26% | 0.28% | 10 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| Verition Fund Management LLC | History | No change | 941,727 | 9,511 | 0.06% | 0.04% | 11 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| TWO SIGMA INVESTMENTS, LP | History | No change | 797,500 | 8,038 | 0.01% | 0.01% | 12 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| Mint Tower Capital Management B.V. | History | No change | 750,000 | 7,560 | 0.68% | 0.87% | 13 | 0 | 0.0% | Q1 2026 | May 04, 2026 |
| Radcliffe Capital Management, L.P. | History | Added to | 703,404 | 7,090 | 0.53% | 0.38% | 14 | +3,404 | 0.49% | Q1 2026 | May 15, 2026 |
| TORONTO DOMINION BANK | History | Added to | 645,525 | 6,580 | 0.01% | 0.01% | 15 | +32,927 | 5.37% | Q1 2026 | May 15, 2026 |
| HGC Investment Management Inc. | History | No change | 600,000 | 6,048 | 1.34% | 1.28% | 16 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| Alberta Investment Management Corp | History | No change | 550,000 | 5,555 | 0.03% | 0.03% | 17 | 0 | 0.0% | Q1 2026 | Apr 28, 2026 |
| Polar Asset Management Partners Inc. | History | No change | 500,000 | 5,125 | 0.1% | 0.07% | 18 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| Context Capital Management, LLC | History | No change | 500,000 | 5,040 | 0.12% | 0.13% | 19 | 0 | 0.0% | Q1 2026 | May 07, 2026 |
| PEAK6 LLC | History | No change | 499,999 | 5,039 | 0.01% | 0.01% | 20 | 0 | 0.0% | Q1 2026 | May 13, 2026 |
| PICTON MAHONEY ASSET MANAGEMENT | History | No change | 499,995 | 5,039 | 0.04% | 0.04% | 21 | 0 | 0.0% | Q1 2026 | May 13, 2026 |
| PERISCOPE CAPITAL INC. | History | Reduced | 450,000 | 4,536 | 0.5% | 0.57% | 22 | -50,000 | -10.0% | Q1 2026 | May 13, 2026 |
| MILLENNIUM MANAGEMENT LLC | History | No change | 440,750 | 4,442 | 0.0% | 0.0% | 23 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| GLAZER CAPITAL, LLC | History | Added to | 410,406 | 4,137 | 0.09% | 0.08% | 24 | +92,571 | 29.13% | Q1 2026 | May 14, 2026 |
| BERKLEY W R CORP | History | Added to | 388,407 | 3,915 | 0.21% | 0.14% | 25 | +99,480 | 34.43% | Q1 2026 | May 15, 2026 |
| AQR Arbitrage LLC | History | No change | 379,387 | 3,831 | 0.06% | 0.08% | 26 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| BlueCrest Capital Management Ltd | History | New | 350,000 | 3,535 | 0.21% | — | 27 | +350,000 | New | Q1 2026 | May 15, 2026 |
| MIZUHO SECURITIES USA LLC | History | Reduced | 300,000 | 3,015 | 0.07% | 0.09% | 28 | -221,090 | -42.43% | Q1 2026 | May 11, 2026 |
| BOOTHBAY FUND MANAGEMENT, LLC | History | Added to | 297,959 | 3,003 | 0.04% | 0.04% | 29 | +3,453 | 1.17% | Q1 2026 | May 15, 2026 |
| DLD Asset Management, LP | History | Added to | 250,000 | 2,520 | 0.23% | 0.16% | 30 | +40,000 | 19.05% | Q1 2026 | May 13, 2026 |
| Shaolin Capital Management LLC | History | No change | 250,000 | 2,520 | 0.09% | 0.08% | 31 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| Clear Street Group Inc. | History | Reduced | 245,926 | 2,478 | 0.01% | 0.01% | 32 | -121,723 | -33.11% | Q1 2026 | May 15, 2026 |
| K2 PRINCIPAL FUND, L.P. | History | Reduced | 200,000 | 2,016 | 0.14% | 0.19% | 33 | -34,602 | -14.75% | Q1 2026 | May 14, 2026 |
| RIVERNORTH CAPITAL MANAGEMENT, LLC | History | Reduced | 199,996 | 2,015 | 0.1% | 0.1% | 35 | -4 | -0.0% | Q1 2026 | May 15, 2026 |
| COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS | History | No change | 199,998 | 2,015 | 0.01% | 0.01% | 34 | 0 | 0.0% | Q1 2026 | May 01, 2026 |
| WOLVERINE ASSET MANAGEMENT LLC | History | Reduced | 131,507 | 1,325 | 0.01% | 0.03% | 36 | -223,667 | -62.97% | Q1 2026 | May 04, 2026 |
| BNP PARIBAS FINANCIAL MARKETS | History | No change | 120,600 | 1,218 | 0.0% | 0.0% | 37 | 0 | 0.0% | Q1 2026 | May 12, 2026 |
| Virtu Financial LLC | History | Reduced | 104,115 | 1,052 | 0.04% | 0.05% | 38 | -30,718 | -22.78% | Q1 2026 | May 14, 2026 |
| Jain Global LLC | History | No change | 98,791 | 1,016 | 0.0% | 0.0% | 39 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| Galaxy Digital Inc. | History | New | 100,000 | 1,008 | 0.09% | — | 43 | +100,000 | New | Q1 2026 | May 14, 2026 |
| HBK INVESTMENTS L P | History | No change | 100,002 | 1,008 | 0.01% | 0.01% | 40 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| WHITEBOX ADVISORS LLC | History | No change | 100,000 | 1,008 | 0.01% | 0.01% | 41 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| MOORE CAPITAL MANAGEMENT, LP | History | No change | 100,000 | 1,008 | 0.02% | 0.01% | 42 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| Waratah Capital Advisors Ltd. | History | Reduced | 71,862 | 736 | 0.03% | 0.05% | 44 | -71,862 | -50.0% | Q1 2026 | May 11, 2026 |
| UBS Group AG | History | Added to | 71,823 | 724 | 0.0% | 0.0% | 45 | +33,145 | 85.69% | Q1 2026 | May 05, 2026 |
| READYSTATE ASSET MANAGEMENT LP | History | Added to | 63,603 | 644 | 0.03% | 0.0% | 46 | +53,603 | 536.03% | Q1 2026 | May 15, 2026 |
| HRT FINANCIAL LP | History | Added to | 55,100 | 566 | 0.0% | 0.0% | 47 | +5,098 | 10.2% | Q1 2026 | May 14, 2026 |
| Walleye Capital LLC | History | No change | 50,000 | 514 | 0.0% | 0.0% | 48 | 0 | 0.0% | Q1 2026 | May 13, 2026 |
| OMERS ADMINISTRATION Corp | History | No change | 50,000 | 512 | 0.0% | 0.0% | 49 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| SONA ASSET MANAGEMENT (US) LLC | History | No change | 50,000 | 512 | 0.01% | 0.01% | 50 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| Hudson Bay Capital Management LP | History | No change | 50,000 | 505 | 0.0% | 0.0% | 51 | 0 | 0.0% | Q1 2026 | May 13, 2026 |
| GRITSTONE ASSET MANAGEMENT LLC | History | No change | 50,000 | 504 | 0.54% | 0.48% | 52 | 0 | 0.0% | Q1 2026 | May 05, 2026 |
| Westchester Capital Management, LLC | History | No change | 25,000 | 257 | 0.01% | 0.01% | 53 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| ARISTEIA CAPITAL, L.L.C. | History | No change | 25,000 | 252 | 0.01% | 0.01% | 54 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| DAVIDSON KEMPNER CAPITAL MANAGEMENT LP | History | No change | 25,000 | 252 | 0.0% | 0.0% | 55 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| Ghisallo Capital Management LLC | History | No change | 25,000 | 252 | 0.01% | 0.01% | 56 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| JPMORGAN CHASE & CO | History | No change | 24,813 | 250 | 0.0% | 0.0% | 57 | 0 | 0.0% | Q1 2026 | May 13, 2026 |
| ABC ARBITRAGE SA | History | No change | 20,000 | 201 | 0.03% | 0.02% | 58 | 0 | 0.0% | Q1 2026 | May 04, 2026 |
| Rangeley Capital, LLC | History | Reduced | 12,530 | 126 | 0.12% | 0.12% | 59 | -1,516 | -10.79% | Q1 2026 | May 15, 2026 |
| FNY Investment Advisers, LLC | History | Added to | 8,200 | 82 | 0.04% | 0.01% | 60 | +6,100 | 290.48% | Q1 2026 | Apr 15, 2026 |
| PenderFund Capital Management Ltd. | History | No change | 7,200 | 72 | 0.01% | 0.01% | 61 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| KRYGER CAPITAL Ltd | History | No change | 3,080 | 31 | 0.0% | 0.0% | 62 | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |
| Harraden Circle Investments, LLC | History | Closed out | 0 | 0 | — | 0.78% | — | -423,280 | -100.0% | Q1 2026 | May 15, 2026 |
| STEADFAST CAPITAL MANAGEMENT LP | History | Closed out | 0 | 0 | — | 0.02% | — | -100,000 | -100.0% | Q1 2026 | May 15, 2026 |
| Wealthspring Capital LLC | History | Closed out | 0 | 0 | — | 0.23% | — | -92,900 | -100.0% | Q1 2026 | May 01, 2026 |
| DRIEHAUS CAPITAL MANAGEMENT LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -50,000 | -100.0% | Q1 2026 | May 15, 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | History | Closed out | 0 | 0 | — | 0.0% | — | -27,210 | -100.0% | Q1 2026 | May 15, 2026 |
| Fort Baker Capital Management LP | History | Closed out | 0 | 0 | — | 0.01% | — | -10,000 | -100.0% | Q1 2026 | May 15, 2026 |
| ROYAL BANK OF CANADA | History | Closed out | 0 | 0 | — | 0.0% | — | -3,500 | -100.0% | Q1 2026 | May 15, 2026 |
| MORGAN STANLEY | History | Added to | 68 | 0 | — | — | — | +1 | 1.49% | Q1 2026 | May 15, 2026 |