Berto Acquisition Corp. - 30TACOWPreferred / convertible
13F holders, Q4 2025 (December 31)45holders −1
3new positions
5sold out
1famous investor
$0.37avg. 13F price*
At the end of Q4 2025, 45 institutions reported holding Berto Acquisition Corp. - 30 (TACOW) in their 13F filings, down 1 from Q3 2025. 3 opened new positions and 5 sold out. The largest holders were Harraden Circle Investments, LLC ($413K), Meteora Capital, LLC ($306K) and Magnetar Financial LLC ($305K). One famous investor held it David E. Shaw ( of D. E. Shaw & Co.'s portfolio).
- Company
- Berto Acquisition Corp. - 30
- CUSIP
- G1051H119
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q3 2025 → Q4 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 3 | $58K |
| Exits | 5 | $215K |
All 13F filers, Q3 2025 → Q4 2025: 1,006,761 shares bought and 1,118,496 shares sold, net −111,735 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 45 holders
| Harraden Circle Investments, LLC | — | Add +71.7% | 1,115,008 | $413K |
| Meteora Capital, LLC | — | No change | 826,401 | $306K |
| Magnetar Financial LLC | — | No change | 825,000 | $305K |
| Linden Advisors LP | — | No change | 744,699 | $298K |
| LMR Partners LLP | — | No change | 625,000 | $231K |
| Polar Asset Management Partners Inc. | — | No change | 600,000 | $226K |
| AQR Arbitrage LLC | — | No change | 572,436 | $212K |
| Hudson Bay Capital Management LP | — | Add +24.2% | 521,341 | $193K |
| Moore Capital Management, LP | — | No change | 500,000 | $185K |
| Healthcare of Ontario Pension Plan Trust Fund | — | No change | 500,000 | $185K |
| Saba Capital Management, L.P. | — | No change | 406,561 | $164K |
| TENOR CAPITAL MANAGEMENT Co., L.P. | — | No change | 400,000 | $148K |
| Shaolin Capital Management LLC | — | Add +3.1% | 361,000 | $134K |
| K2 Principal Fund, L.P. | — | Add +121.3% | 336,901 | $125K |
| Verition Fund Management LLC | — | Reduce -28.9% | 326,195 | $121K |
| Lineage Point Capital LP | — | — | 306,730 | $113K |
| Glazer Capital, LLC | — | Reduce -22.5% | 290,000 | $107K |
| Walleye Capital LLC | — | Reduce -6.1% | 269,848 | $100K |
| Driehaus Capital Management LLC | — | No change | 226,724 | $84K |
| CSS LLC | — | Add +1.9% | 219,907 | $81K |
| Governors Lane LP | — | Reduce -68.5% | 195,760 | $79K |
| BNP Paribas Financial Markets | — | No change | 202,562 | $75K |
| HGC Investment Management Inc. | — | No change | 175,000 | $65K |
| Parallax Volatility Advisers, L.P. | — | Reduce -35.0% | 160,735 | $59K |
| Context Capital Management, LLC | — | No change | 150,000 | $56K |
| Wealthspring Capital LLC | — | No change | 150,000 | $56K |
| PEAK6 LLC | — | No change | 146,262 | $54K |
| Aristeia Capital, L.L.C. | — | No change | 118,825 | $48K |
| D. E. Shaw & Co. | — | No change | 125,000 | $46K |
| Alberta Investment Management Corp | — | No change | 125,000 | $46K |
| Schonfeld Strategic Advisors LLC | — | Add +120.0% | 110,000 | $41K |
| DLD Asset Management, LP | — | New | 102,595 | $38K |
| Toronto Dominion Bank | — | Reduce -60.4% | 100,000 | $37K |
| Periscope Capital Inc. | — | No change | 87,500 | $33K |
| Rivernorth Capital Management, LLC | — | Add +34.4% | 87,472 | $32K |
| Heights Capital Management, Inc. | — | No change | 50,000 | $19K |
| Gritstone Asset Management LLC | — | No change | 49,427 | $18K |
| Westchester Capital Management, LLC | — | New | 37,499 | $14K |
| Bulldog Investors, LLP | — | No change | 34,577 | $13K |
| Radcliffe Capital Management, L.P. | — | No change | 26,343 | $11K |
| Clear Street Group Inc. | — | Reduce -56.0% | 23,849 | $9K |
| Berkley W R Corp. | — | No change | 17,860 | $7K |
| Two Sigma Securities, LLC | — | New | 17,259 | $6K |
| StoneX Group Inc. | — | Reduce -61.3% | 10,000 | $4K |
| Wolverine Asset Management LLC | — | Reduce -78.2% | 1,008 | $373 |
"% of holder's portfolio" is TACOW's weight in each manager's 13F, not the share of Berto Acquisition Corp. - 30 the manager owns.