SUMAR — Suma Acquisition Corp Institutional Holders · Q2 2026

Name: Who Owns SUMAR? 32 Institutions Hold $3.75M (Q2 2026)
Creator: ko.io

Who owns Suma Acquisition Corp (SUMAR)? 32 institutions reported holding $3.75M in SEC 13F filings for Q2 2026 (period ended 2026-06-30). Largest holders: Magnetar Financial LLC ($421,740), Polar Asset Management Partners Inc. ($369,572), Adage Capital Partners Gp, L.L.C. ($336,000).

Rank	Institution	Value	Shares	Change
1	Magnetar Financial LLC	$421,740	1.5M	New
2	Polar Asset Management Partners Inc.	$369,572	1.3M	New
3	ADAGE CAPITAL PARTNERS GP, L.L.C.	$336,000	1.2M	New
4	Centiva Capital, LP	$280,000	1.0M	New
5	HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND	$240,800	860,000	New
6	GLAZER CAPITAL, LLC	$227,000	799,800	New
7	HIGHBRIDGE CAPITAL MANAGEMENT LLC	$213,320	761,857	New
8	MILLENNIUM MANAGEMENT LLC	$182,000	650,000	New
9	TORONTO DOMINION BANK	$168,000	600,000	New
10	Context Capital Management, LLC	$140,000	500,000	New
11	Wealthspring Capital LLC	$130,842	484,600	New
12	MANGROVE PARTNERS IM, LLC	$126,000	450,000	New
13	RIVERNORTH CAPITAL MANAGEMENT, LLC	$122,600	500,000	New
14	Parallax Volatility Advisers, L.P.	$102,811	362,010	New
15	Radcliffe Capital Management, L.P.	$78,242	275,500	New
16	DLD Asset Management, LP	$74,500	250,000	New
17	ExodusPoint Capital Management, LP	$56,000	200,000	New
18	K2 PRINCIPAL FUND, L.P.	$54,000	200,000	New
19	Shaolin Capital Management LLC	$50,859	181,640	New
20	Linden Advisors LP	$49,700	175,000	New
21	AQR Arbitrage LLC	$49,155	175,554	New
22	BNP PARIBAS FINANCIAL MARKETS	$47,479	175,848	New
23	MOORE CAPITAL MANAGEMENT, LP	$42,000	150,000	New
24	PICTON MAHONEY ASSET MANAGEMENT	$42,000	150,000	New
25	Mint Tower Capital Management B.V.	$42,000	150,000	New

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