Who Owns ARMADA ACQUISITION CORP III (AACI)? -- Institutional Holders (2026-06-30)

49 institutions reported holding $197.6M of ARMADA ACQUISITION CORP III (AACI) in SEC 13F filings for 2026-06-30. Largest institutional holders: ADAGE CAPITAL PARTNERS GP, L.L.C. ($20.2M), Linden Advisors LP ($13.9M), HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND ($10.9M), WOLVERINE ASSET MANAGEMENT LLC ($10.2M), Magnetar Financial LLC ($9.9M). Source: SEC Form 13F.

RankInstitutionValueSharesChange
1ADAGE CAPITAL PARTNERS GP, L.L.C.$20.2M2.0MHold
2Linden Advisors LP$13.9M1.4MNew
3HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND$10.9M1.1MNew
4WOLVERINE ASSET MANAGEMENT LLC$10.2M1.0MAdded
5Magnetar Financial LLC$9.9M1.0MNew
6Polar Asset Management Partners Inc.$9.0M900,000New
7Hudson Bay Capital Management LP$9.0M900,000Hold
8AQR Arbitrage LLC$7.4M739,995New
9TENOR CAPITAL MANAGEMENT Co., L.P.$7.0M700,000Hold
10Alberta Investment Management Corp$7.0M700,000New
11SONA ASSET MANAGEMENT (US) LLC$6.5M650,000Hold
12GLAZER CAPITAL, LLC$6.2M625,504New
13MILLENNIUM MANAGEMENT LLC$6.1M612,000New
14WHITEBOX ADVISORS LLC$5.5M550,000New
15BNP PARIBAS FINANCIAL MARKETS$5.3M537,680New
16Radcliffe Capital Management, L.P.$4.3M426,213Added
17Schonfeld Strategic Advisors LLC$4.2M417,507Added
18Crossingbridge Advisors, LLC$4.2M400,000New
19TWO SIGMA INVESTMENTS, LP$4.1M407,812Hold
20Context Capital Management, LLC$4.0M400,000New
21HEIGHTS CAPITAL MANAGEMENT, INC$3.6M365,000New
22COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS$3.5M350,000New
23Kryger Capital LLC$3.5M346,214New
24RIVERNORTH CAPITAL MANAGEMENT, LLC$3.2M320,798New
25Periscope Capital Inc.$3.0M299,800New

Source: SEC Form 13F filings · as of 2026-06-30