Who owns Safeguard Acquisition Corp.?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of SAC from SEC Form 13F filings across 56 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, 56 institutions disclosed 19.1M shares of Safeguard Acquisition Corp. worth $192.6M — about 287.1% of shares outstanding; the largest disclosed holder is ADAGE CAPITAL PARTNERS GP, L.L.C.. Source: SEC Form 13F filings, parsed by EvidInvest.
56
13F holders
$192.6M
value, 2026 filers
287.1%
of shares outstanding (19.1M sh)
9
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 SAC's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | ADAGE CAPITAL PARTNERS GP, L.L.C. | 1.8M | $18.1M | 0.0% | 27% | 0.0% |
| 2 | Linden Advisors LP | 1.5M | $15.2M | 0.1% | 22.6% | +101.3% |
| 3 | Harraden Circle Investments, LLC | 1.5M | $14.8M | 1.9% | 22% | +51.6% |
| 4 | Alberta Investment Management Corp | 1.3M | $12.6M | 0.1% | 18.7% | 0.0% |
| 5 | D. E. Shaw & Co., Inc. | 834,119 | $8.4M | 0.0% | 12.5% | +18.5% |
| 6 | MILLENNIUM MANAGEMENT LLC | 822,000 | $8.3M | 0.0% | 12.3% | 0.0% |
| 7 | TENOR CAPITAL MANAGEMENT Co., L.P. | 800,000 | $8.0M | 0.1% | 12% | 0.0% |
| 8 | AQR Arbitrage LLC | 795,613 | $8.0M | 0.1% | 11.9% | +2.3% |
| 9 | GLAZER CAPITAL, LLC | 600,203 | $6.0M | 0.1% | 9% | +0.1% |
| 10 | Sculptor Capital LP | 500,000 | $5.0M | 0.0% | 7.5% | 0.0% |
| 11 | Magnetar Financial LLC | 500,000 | $5.0M | 0.0% | 7.5% | 0.0% |
| 12 | Radcliffe Capital Management, L.P. | 500,000 | $5.0M | 0.4% | 7.5% | 0.0% |
| 13 | Hudson Bay Capital Management LP | 500,000 | $5.0M | 0.0% | 7.5% | 0.0% |
| 14 | BNP PARIBAS FINANCIAL MARKETS | 478,875 | $4.8M | 0.0% | 7.2% | 0.0% |
| 15 | Kryger Capital LLC | 402,169 | $4.0M | 0.2% | 6% | -1.7% |
| 16 | TWO SIGMA INVESTMENTS, LP | 362,500 | $3.6M | 0.0% | 5.4% | 0.0% |
| 17 | Davidson Kempner Capital Management LPNEW | 350,000 | $3.5M | 0.0% | 5.2% | new |
| 18 | LMR Partners LLPNEW | 350,000 | $3.5M | 0.0% | 5.2% | new |
| 19 | PICTON MAHONEY ASSET MANAGEMENT | 338,400 | $3.4M | 0.0% | 5.1% | 0.0% |
| 20 | Ghisallo Capital Management LLC | 300,000 | $3.0M | 0.1% | 4.5% | 0.0% |
| 21 | First Trust Capital Management L.P. | 300,000 | $3.0M | 0.2% | 4.5% | 0.0% |
| 22 | Schonfeld Strategic Advisors LLC | 285,003 | $2.9M | 0.0% | 4.3% | +10.6% |
| 23 | Periscope Capital Inc. | 272,433 | $2.7M | 0.2% | 4.1% | 0.0% |
| 24 | MOORE CAPITAL MANAGEMENT, LP | 250,000 | $2.5M | 0.0% | 3.7% | 0.0% |
| 25 | WHITEBOX ADVISORS LLC | 250,000 | $2.5M | 0.0% | 3.7% | 0.0% |
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.