BIII — Black Spade Acquisition III Institutional Holders · Q2 2026

Name: Who Owns BIII? 41 Institutions Hold $137M (Q2 2026)
Creator: ko.io

Who owns Black Spade Acquisition III (BIII)? 41 institutions reported holding $137.40M in SEC 13F filings for Q2 2026 (period ended 2026-06-30). Largest holders: Aristeia Capital, L.L.C. ($10.9M), TENOR CAPITAL MANAGEMENT Co., L.P. ($9.9M), Magnetar Financial LLC ($9.9M).

Rank	Institution	Value	Shares	Change
1	ARISTEIA CAPITAL, L.L.C.	$10.9M	1.1M	Hold
2	TENOR CAPITAL MANAGEMENT Co., L.P.	$9.9M	1.0M	Hold
3	Magnetar Financial LLC	$9.9M	999,993	Hold
4	HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND	$8.2M	825,000	Hold
5	AQR Arbitrage LLC	$7.6M	760,440	Hold
6	MILLENNIUM MANAGEMENT LLC	$7.5M	750,000	Added
7	Fort Baker Capital Management LP	$7.0M	700,000	Added
8	SONA ASSET MANAGEMENT (US) LLC	$6.0M	600,000	New
9	Wealthspring Capital LLC	$5.5M	551,820	New
10	GLAZER CAPITAL, LLC	$5.0M	500,024	Added
11	Alberta Investment Management Corp	$5.0M	500,000	Hold
12	BNP PARIBAS FINANCIAL MARKETS	$4.4M	439,560	Hold
13	Periscope Capital Inc.	$4.2M	418,800	Hold
14	PICTON MAHONEY ASSET MANAGEMENT	$3.7M	375,000	Hold
15	Radcliffe Capital Management, L.P.	$3.7M	369,263	Added
16	First Trust Capital Management L.P.	$3.5M	350,000	Hold
17	Shaolin Capital Management LLC	$2.8M	282,712	Trimmed
18	WHITEBOX ADVISORS LLC	$2.7M	276,200	Hold
19	BERKLEY W R CORP	$2.7M	273,849	Hold
20	Linden Advisors LP	$2.5M	250,000	Hold
21	MMCAP International Inc. SPC	$2.5M	250,000	New
22	Mint Tower Capital Management B.V.	$2.2M	225,000	Hold
23	Hudson Bay Capital Management LP	$2.2M	225,000	Hold
24	TWO SIGMA INVESTMENTS, LP	$2.0M	201,517	Hold
25	Context Capital Management, LLC	$2.0M	200,601	Hold

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