Who Owns ARMADA ACQUISITION CORP III (AACIW)? -- Institutional Holders (2026-06-30)
44 institutions reported holding $3.1M of ARMADA ACQUISITION CORP III (AACIW) in SEC 13F filings for 2026-06-30. Largest institutional holders: ADAGE CAPITAL PARTNERS GP, L.L.C. ($334,125), Linden Advisors LP ($225,750), HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND ($162,250), Magnetar Financial LLC ($161,250), Polar Asset Management Partners Inc. ($150,866). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|
| 1 | ADAGE CAPITAL PARTNERS GP, L.L.C. | $334,125 | 1.0M | Hold |
| 2 | Linden Advisors LP | $225,750 | 700,000 | New |
| 3 | HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND | $162,250 | 550,000 | New |
| 4 | Magnetar Financial LLC | $161,250 | 500,000 | New |
| 5 | Polar Asset Management Partners Inc. | $150,866 | 457,170 | New |
| 6 | Hudson Bay Capital Management LP | $148,500 | 450,000 | Hold |
| 7 | Alberta Investment Management Corp | $115,500 | 350,000 | New |
| 8 | TENOR CAPITAL MANAGEMENT Co., L.P. | $115,500 | 350,000 | Hold |
| 9 | AQR Arbitrage LLC | $109,096 | 389,627 | New |
| 10 | SONA ASSET MANAGEMENT (US) LLC | $107,250 | 325,000 | Hold |
| 11 | MILLENNIUM MANAGEMENT LLC | $100,980 | 306,000 | New |
| 12 | WHITEBOX ADVISORS LLC | $90,750 | 275,000 | New |
| 13 | RK Capital Management, LLC/FL | $85,406 | 268,996 | Trimmed |
| 14 | BNP PARIBAS FINANCIAL MARKETS | $85,357 | 268,840 | New |
| 15 | Lineage Point Capital LP | $82,182 | 258,840 | New |
| 16 | WOLVERINE ASSET MANAGEMENT LLC | $79,660 | 241,394 | New |
| 17 | GLAZER CAPITAL, LLC | $70,000 | 220,885 | New |
| 18 | Radcliffe Capital Management, L.P. | $67,605 | 212,929 | Hold |
| 19 | Context Capital Management, LLC | $66,000 | 200,000 | New |
| 20 | TORONTO DOMINION BANK | $64,484 | 195,406 | New |
| 21 | Schonfeld Strategic Advisors LLC | $63,500 | 200,000 | New |
| 22 | Kryger Capital LLC | $57,644 | 174,678 | New |
| 23 | HEIGHTS CAPITAL MANAGEMENT, INC | $50,267 | 179,526 | New |
| 24 | RIVERNORTH CAPITAL MANAGEMENT, LLC | $48,120 | 160,399 | New |
| 25 | Periscope Capital Inc. | $47,593 | 149,900 | New |
Source: SEC Form 13F filings · as of 2026-06-30