Oaktree Acquisition Corp. III Life Sciences - OACC
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| AQR Arbitrage LLC | History | Reduced | 1,324,175 | 14,062 | 0.23% | 0.32% | 1 | -88,575 | -6.27% | Q1 2026 | May 15, 2026 |
| Decagon Asset Management LLP | History | Added to | 1,002,427 | 10,605 | 2.75% | 2.75% | 2 | +326,790 | 48.37% | Q1 2026 | May 15, 2026 |
| Fort Baker Capital Management LP | History | New | 1,000,000 | 10,580 | 0.83% | — | 3 | +1,000,000 | New | Q1 2026 | May 15, 2026 |
| Empyrean Capital Partners, LP | History | No change | 900,000 | 9,558 | 0.31% | 0.33% | 4 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| D. E. Shaw & Co., Inc. | History | No change | 861,625 | 9,150 | 0.01% | 0.01% | 5 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| Boussard & Gavaudan Investment Management LLP | History | No change | 720,000 | 7,617 | 0.72% | 0.58% | 6 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| LINDEN ADVISORS LP | History | No change | 600,000 | 6,372 | 0.04% | 0.04% | 7 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| Sculptor Capital LP | History | Added to | 530,807 | 5,615 | 0.06% | 0.06% | 8 | +270 | 0.05% | Q1 2026 | May 15, 2026 |
| GOLDMAN SACHS GROUP INC | History | No change | 529,535 | 5,602 | 0.0% | 0.0% | 9 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| MOORE CAPITAL MANAGEMENT, LP | History | No change | 525,000 | 5,554 | 0.11% | 0.08% | 10 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| ADAR1 Capital Management, LLC | History | No change | 516,482 | 5,500 | 0.32% | 0.4% | 11 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| LMR Partners LLP | History | No change | 510,900 | 5,405 | 0.01% | 0.01% | 12 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| HighTower Advisors, LLC | History | Reduced | 510,836 | 5,404 | 0.01% | 0.01% | 13 | -116,193 | -18.53% | Q1 2026 | May 05, 2026 |
| Alberta Investment Management Corp | History | No change | 500,000 | 5,310 | 0.03% | 0.03% | 14 | 0 | 0.0% | Q1 2026 | Apr 28, 2026 |
| TORONTO DOMINION BANK | History | Reduced | 496,650 | 5,254 | 0.01% | 0.01% | 15 | -178,547 | -26.44% | Q1 2026 | May 15, 2026 |
| HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND | History | No change | 450,000 | 4,779 | 0.01% | 0.01% | 16 | 0 | 0.0% | Q1 2026 | May 14, 2026 |
| Ghisallo Capital Management LLC | History | No change | 450,000 | 4,779 | 0.13% | 0.21% | 17 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| TWO SIGMA INVESTMENTS, LP | History | No change | 437,500 | 4,628 | 0.0% | 0.01% | 18 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| GRITSTONE ASSET MANAGEMENT LLC | History | No change | 394,908 | 4,178 | 4.46% | 3.99% | 19 | 0 | 0.0% | Q1 2026 | May 05, 2026 |
| Radcliffe Capital Management, L.P. | History | Added to | 382,445 | 4,055 | 0.3% | 0.22% | 20 | +5,380 | 1.43% | Q1 2026 | May 15, 2026 |
| GLAZER CAPITAL, LLC | History | Reduced | 357,922 | 3,787 | 0.08% | 0.1% | 21 | -7,178 | -1.97% | Q1 2026 | May 14, 2026 |
| PERISCOPE CAPITAL INC. | History | No change | 323,400 | 3,429 | 0.38% | 0.39% | 22 | 0 | 0.0% | Q1 2026 | May 13, 2026 |
| Shaolin Capital Management LLC | History | Reduced | 314,990 | 3,332 | 0.12% | 0.12% | 23 | -60,010 | -16.0% | Q1 2026 | May 15, 2026 |
| Verition Fund Management LLC | History | Reduced | 305,048 | 3,239 | 0.02% | 0.01% | 24 | -4,692 | -1.51% | Q1 2026 | May 15, 2026 |
| Hudson Bay Capital Management LP | History | Reduced | 300,000 | 3,186 | 0.01% | 0.01% | 25 | -100,000 | -25.0% | Q1 2026 | May 13, 2026 |
| Governors Lane LP | History | No change | 300,000 | 3,181 | 0.2% | 0.19% | 26 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| O'Connor Alternative Investments LLC | History | New | 300,000 | 3,174 | 0.27% | — | 29 | +300,000 | New | Q1 2026 | May 15, 2026 |
| OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS (LLC) | History | No change | 300,000 | 3,174 | 0.37% | 0.37% | 27 | 0 | 0.0% | Q4 2025 | Feb 13, 2026 |
| TENOR CAPITAL MANAGEMENT Co., L.P. | History | No change | 300,000 | 3,174 | 0.05% | 0.04% | 28 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| Affinity Asset Advisors, LLC | History | No change | 250,000 | 2,662 | 0.14% | 0.15% | 30 | 0 | 0.0% | Q1 2026 | May 14, 2026 |
| COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS | History | No change | 250,000 | 2,651 | 0.01% | 0.01% | 31 | 0 | 0.0% | Q1 2026 | May 01, 2026 |
| WHITEBOX ADVISORS LLC | History | No change | 250,000 | 2,645 | 0.03% | 0.04% | 32 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| Lineage Point Capital LP | History | Added to | 232,645 | 2,467 | 0.6% | 0.93% | 33 | +3 | 0.0% | Q1 2026 | May 15, 2026 |
| BERKLEY W R CORP | History | No change | 223,645 | 2,371 | 0.13% | 0.11% | 34 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| K2 PRINCIPAL FUND, L.P. | History | No change | 195,292 | 2,066 | 0.14% | 0.17% | 35 | 0 | 0.0% | Q1 2026 | May 14, 2026 |
| METEORA CAPITAL, LLC | History | Reduced | 182,093 | 1,926 | 0.14% | 0.17% | 36 | -8,885 | -4.65% | Q1 2026 | May 15, 2026 |
| MILLENNIUM MANAGEMENT LLC | History | Reduced | 175,000 | 1,851 | 0.0% | 0.0% | 37 | -98,914 | -36.11% | Q1 2026 | May 15, 2026 |
| DLD Asset Management, LP | History | Added to | 181,254 | 1,480 | 0.13% | 0.11% | 38 | +45,719 | 33.73% | Q1 2026 | May 13, 2026 |
| Schonfeld Strategic Advisors LLC | History | Reduced | 110,107 | 1,167 | 0.01% | 0.01% | 39 | -5,067 | -4.4% | Q1 2026 | May 15, 2026 |
| BNP PARIBAS FINANCIAL MARKETS | History | New | 81,520 | 862 | 0.0% | — | 41 | +81,520 | New | Q1 2026 | May 12, 2026 |
| UBS Group AG | History | Reduced | 81,528 | 862 | 0.0% | 0.0% | 40 | -28,718 | -26.05% | Q1 2026 | May 05, 2026 |
| PICTON MAHONEY ASSET MANAGEMENT | History | No change | 75,000 | 793 | 0.01% | 0.01% | 42 | 0 | 0.0% | Q1 2026 | May 13, 2026 |
| Athos Capital Ltd | History | No change | 50,000 | 534 | 0.16% | 0.21% | 43 | 0 | 0.0% | Q1 2026 | May 12, 2026 |
| JPMORGAN CHASE & CO | History | Added to | 49,930 | 528 | 0.0% | 0.0% | 44 | +36 | 0.07% | Q1 2026 | May 13, 2026 |
| CITIGROUP INC | History | No change | 45,000 | 477 | 0.0% | 0.0% | 45 | 0 | 0.0% | Q1 2026 | May 11, 2026 |
| Clear Street Group Inc. | History | No change | 43,221 | 458 | 0.0% | 0.0% | 46 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| Rangeley Capital, LLC | History | Added to | 61,188 | 423 | 0.41% | 0.35% | 47 | +21,156 | 52.85% | Q1 2026 | May 15, 2026 |
| READYSTATE ASSET MANAGEMENT LP | History | No change | 25,000 | 265 | 0.01% | 0.01% | 48 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| MIZUHO SECURITIES USA LLC | History | No change | 25,000 | 263 | 0.01% | 0.0% | 49 | 0 | 0.0% | Q1 2026 | May 11, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | History | No change | 15,243 | 161 | 0.0% | 0.0% | 50 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| Kepos Capital LP | History | No change | 15,000 | 159 | 0.26% | 0.9% | 51 | 0 | 0.0% | Q1 2026 | May 12, 2026 |
| Bulldog Investors, LLP | History | No change | 13,500 | 143 | 0.03% | 0.03% | 52 | 0 | 0.0% | Q1 2026 | May 08, 2026 |
| CITADEL ADVISORS LLC | History | New | 10,253 | 108 | 0.0% | — | 53 | +10,253 | New | Q1 2026 | May 15, 2026 |
| Warberg Asset Management LLC | History | New | 10,025 | 106 | 0.02% | — | 54 | +10,025 | New | Q1 2026 | May 07, 2026 |
| DRIEHAUS CAPITAL MANAGEMENT LLC | History | Closed out | 0 | 0 | — | 0.05% | — | -670,072 | -100.0% | Q1 2026 | May 15, 2026 |
| Centiva Capital, LP | History | Closed out | 0 | 0 | — | 0.0% | — | -40,400 | -100.0% | Q1 2026 | May 14, 2026 |
| MORGAN STANLEY | History | Added to | 75 | 0 | — | — | — | +21 | 38.89% | Q1 2026 | May 15, 2026 |