Who Owns APERTURE AC (APUR)? -- Institutional Holders (2026-06-30)

33 institutions reported holding $95.0M of APERTURE AC (APUR) in SEC 13F filings for 2026-06-30. Largest institutional holders: MIZUHO SECURITIES USA LLC ($9.3M), HIGHBRIDGE CAPITAL MANAGEMENT LLC ($8.5M), Polar Asset Management Partners Inc. ($8.2M), BOOTHBAY FUND MANAGEMENT, LLC ($5.9M), Westchester Capital Management, LLC ($5.0M). Source: SEC Form 13F.

RankInstitutionValueSharesChange
1MIZUHO SECURITIES USA LLC$9.3M945,000New
2HIGHBRIDGE CAPITAL MANAGEMENT LLC$8.5M855,000New
3Polar Asset Management Partners Inc.$8.2M825,000New
4BOOTHBAY FUND MANAGEMENT, LLC$5.9M600,000New
5Westchester Capital Management, LLC$5.0M500,000New
6TORONTO DOMINION BANK$4.7M477,522New
7WOLVERINE ASSET MANAGEMENT LLC$4.6M469,374New
8AQR Arbitrage LLC$4.3M436,260New
9MANGROVE PARTNERS IM, LLC$4.2M425,000New
10Crossingbridge Advisors, LLC$4.2M425,000New
11RIVERNORTH CAPITAL MANAGEMENT, LLC$4.0M400,000New
12BNP PARIBAS FINANCIAL MARKETS$3.8M388,740New
13GLAZER CAPITAL, LLC$3.0M300,000New
14WHITEBOX ADVISORS LLC$3.0M300,000New
15Shaolin Capital Management LLC$2.6M257,844New
16ARISTEIA CAPITAL, L.L.C.$2.5M250,000New
17BERKLEY W R CORP$2.3M228,779New
18HEIGHTS CAPITAL MANAGEMENT, INC$2.0M200,000New
19TWO SIGMA INVESTMENTS, LP$1.6M163,125New
20Calamos Advisors LLC$1.5M150,000New
21Yakira Capital Management, Inc.$1.5M150,000New
22CANTOR FITZGERALD, L. P.$1.5M148,812New
23Clear Street Group Inc.$1.0M105,022New
24DLD Asset Management, LP$990,000100,000New
25Linden Advisors LP$990,000100,000New

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