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.

Rank	Institution	Value	Shares	Change
1	ADAGE CAPITAL PARTNERS GP, L.L.C.	$20.2M	2.0M	Hold
2	Linden Advisors LP	$13.9M	1.4M	New
3	HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND	$10.9M	1.1M	New
4	WOLVERINE ASSET MANAGEMENT LLC	$10.2M	1.0M	Added
5	Magnetar Financial LLC	$9.9M	1.0M	New
6	Polar Asset Management Partners Inc.	$9.0M	900,000	New
7	Hudson Bay Capital Management LP	$9.0M	900,000	Hold
8	AQR Arbitrage LLC	$7.4M	739,995	New
9	TENOR CAPITAL MANAGEMENT Co., L.P.	$7.0M	700,000	Hold
10	Alberta Investment Management Corp	$7.0M	700,000	New
11	SONA ASSET MANAGEMENT (US) LLC	$6.5M	650,000	Hold
12	GLAZER CAPITAL, LLC	$6.2M	625,504	New
13	MILLENNIUM MANAGEMENT LLC	$6.1M	612,000	New
14	WHITEBOX ADVISORS LLC	$5.5M	550,000	New
15	BNP PARIBAS FINANCIAL MARKETS	$5.3M	537,680	New
16	Radcliffe Capital Management, L.P.	$4.3M	426,213	Added
17	Schonfeld Strategic Advisors LLC	$4.2M	417,507	Added
18	Crossingbridge Advisors, LLC	$4.2M	400,000	New
19	TWO SIGMA INVESTMENTS, LP	$4.1M	407,812	Hold
20	Context Capital Management, LLC	$4.0M	400,000	New
21	HEIGHTS CAPITAL MANAGEMENT, INC	$3.6M	365,000	New
22	COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS	$3.5M	350,000	New
23	Kryger Capital LLC	$3.5M	346,214	New
24	RIVERNORTH CAPITAL MANAGEMENT, LLC	$3.2M	320,798	New
25	Periscope Capital Inc.	$3.0M	299,800	New

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