Who owns SUMA Acquisition Corp?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of SUMA from SEC Form 13F filings across 38 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
As of the 2026-06-30 reporting period, 38 institutions disclosed 15.2M shares of SUMA Acquisition Corp worth $150.3M — about 86.5% of shares outstanding; the largest disclosed holder is Magnetar Financial LLC. Source: SEC Form 13F filings, parsed by EvidInvest.
38
13F holders
$150.3M
value, 2026 filers
86.5%
of shares outstanding (15.2M sh)
38
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30 · % of fund = share of the manager's own book · % of co. = share of SUMA's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | Magnetar Financial LLCNEW | 1.5M | $14.7M | 0.1% | 8.5% | new |
| 2 | Alberta Investment Management CorpNEW | 1.4M | $14.3M | 0.1% | 8.3% | new |
| 3 | ADAGE CAPITAL PARTNERS GP, L.L.C.NEW | 1.4M | $13.4M | 0.0% | 7.7% | new |
| 4 | Polar Asset Management Partners Inc.NEW | 1.3M | $12.9M | 0.2% | 7.4% | new |
| 5 | GLAZER CAPITAL, LLCNEW | 1.1M | $10.9M | 0.3% | 6.3% | new |
| 6 | HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUNDNEW | 860,000 | $8.5M | 0.0% | 4.9% | new |
| 7 | HIGHBRIDGE CAPITAL MANAGEMENT LLCNEW | 734,139 | $7.3M | 0.2% | 4.2% | new |
| 8 | MILLENNIUM MANAGEMENT LLCNEW | 650,000 | $6.4M | 0.0% | 3.7% | new |
| 9 | WOLVERINE ASSET MANAGEMENT LLCNEW | 573,948 | $5.7M | 0.0% | 3.3% | new |
| 10 | BERKLEY W R CORPNEW | 546,810 | $5.4M | 0.3% | 3.1% | new |
| 11 | Context Capital Management, LLCNEW | 500,000 | $4.9M | 0.1% | 2.8% | new |
| 12 | Centiva Capital, LPNEW | 500,000 | $4.9M | 0.0% | 2.8% | new |
| 13 | RIVERNORTH CAPITAL MANAGEMENT, LLCNEW | 499,388 | $5.0M | 0.2% | 2.8% | new |
| 14 | Wealthspring Capital LLCNEW | 484,600 | $4.8M | 1.1% | 2.8% | new |
| 15 | MANGROVE PARTNERS IM, LLCNEW | 450,000 | $4.5M | 0.3% | 2.6% | new |
| 16 | Radcliffe Capital Management, L.P.NEW | 282,500 | $2.8M | 0.2% | 1.6% | new |
| 17 | TWO SIGMA INVESTMENTS, LPNEW | 271,875 | $2.7M | 0.0% | 1.5% | new |
| 18 | K2 PRINCIPAL FUND, L.P.NEW | 198,490 | $2.0M | 0.1% | 1.1% | new |
| 19 | Periscope Capital Inc.NEW | 185,000 | $1.8M | 0.2% | 1.1% | new |
| 20 | BNP PARIBAS FINANCIAL MARKETSNEW | 175,848 | $1.7M | 0.0% | 1% | new |
| 21 | AQR Arbitrage LLCNEW | 175,554 | $1.7M | 0.0% | 1% | new |
| 22 | Linden Advisors LPNEW | 175,000 | $1.7M | 0.0% | 1% | new |
| 23 | Shaolin Capital Management LLCNEW | 156,269 | $1.5M | 0.1% | 0.9% | new |
| 24 | D. E. Shaw & Co., Inc.NEW | 152,531 | $1.5M | 0.0% | 0.9% | new |
| 25 | PICTON MAHONEY ASSET MANAGEMENTNEW | 150,000 | $1.5M | 0.0% | 0.9% | new |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.