Who owns Berto Acquisition Corp.?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of TACO from SEC Form 13F filings across 63 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, 63 institutions disclosed 28.4M shares of Berto Acquisition Corp. worth $297.3M — about 94.5% of shares outstanding; the largest disclosed holder is Magnetar Financial LLC. Source: SEC Form 13F filings, parsed by EvidInvest.
63
13F holders
$297.3M
value, 2026 filers
94.5%
of shares outstanding (28.4M sh)
8
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 TACO's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | Magnetar Financial LLC | 1.6M | $17.3M | 0.2% | 5.5% | 0.0% |
| 2 | Centiva Capital, LP | 1.5M | $16.1M | 0.1% | 5.1% | -14.1% |
| 3 | Linden Advisors LP | 1.5M | $15.7M | 0.1% | 5% | 0.0% |
| 4 | GLAZER CAPITAL, LLC | 1.4M | $15.1M | 0.4% | 4.8% | -8.8% |
| 5 | Governors Lane LPNEW | 1.4M | $14.2M | 1.2% | 4.5% | new |
| 6 | Hudson Bay Capital Management LP | 1.3M | $13.3M | 0.0% | 4.2% | 0.0% |
| 7 | BERKLEY W R CORP | 1.2M | $12.9M | 0.6% | 4.1% | -32.7% |
| 8 | Polar Asset Management Partners Inc. | 1.1M | $11.5M | 0.2% | 3.7% | 0.0% |
| 9 | AQR Arbitrage LLC | 1.1M | $11.3M | 0.2% | 3.6% | +0.6% |
| 10 | MOORE CAPITAL MANAGEMENT, LP | 1.0M | $10.5M | 0.2% | 3.3% | 0.0% |
| 11 | Verbena Value LP | 897,745 | $9.4M | 1.6% | 3% | 0.0% |
| 12 | TENOR CAPITAL MANAGEMENT Co., L.P. | 800,000 | $8.4M | 0.1% | 2.7% | 0.0% |
| 13 | TWO SIGMA INVESTMENTS, LP | 799,248 | $8.4M | 0.0% | 2.7% | 0.0% |
| 14 | LMR Partners LLP | 772,757 | $8.1M | 0.0% | 2.6% | 0.0% |
| 15 | Verition Fund Management LLC | 745,812 | $7.8M | 0.0% | 2.5% | +290.7% |
| 16 | Westchester Capital Management, LLC | 703,632 | $7.4M | 0.4% | 2.3% | 0.0% |
| 17 | Harraden Circle Investments, LLCNEW | 649,284 | $6.8M | 0.9% | 2.2% | new |
| 18 | HIGHBRIDGE CAPITAL MANAGEMENT LLC | 619,514 | $6.5M | 0.2% | 2.1% | +23.9% |
| 19 | Crossingbridge Advisors, LLC | 615,000 | $6.5M | 1.1% | 2% | -3.1% |
| 20 | WOLVERINE ASSET MANAGEMENT LLC | 597,648 | $6.3M | 0.1% | 2% | -33.6% |
| 21 | D. E. Shaw & Co., Inc. | 534,490 | $5.6M | 0.0% | 1.8% | +48.7% |
| 22 | SkyView Investment Advisors, LLCNEW | 433,649 | $4.5M | 3.6% | 1.4% | new |
| 23 | Mint Tower Capital Management B.V. | 410,668 | $4.3M | 0.5% | 1.4% | 0.0% |
| 24 | GOLDMAN SACHS GROUP INC | 405,124 | $4.2M | 0.0% | 1.3% | 0.0% |
| 25 | Radcliffe Capital Management, L.P. | 392,553 | $4.1M | 0.3% | 1.3% | +5.6% |
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.