Investor
BCK CAPITAL MANAGEMENT LP
CIK 0001819275 · filed 2026-05-01 · SEC filing
13F book
$23M
Positions
21
17 new · 2 sold
Largest name
18.2%
M3brigade Acquisition V Corp
Est. mark
$67.2K
Price effect on 4 names still held. Flow $4.93M.
| Name | Ticker | Shares | Value | Weight | Est. mark | Change |
|---|---|---|---|---|---|---|
| M3brigade Acquisition V Corp | — | 388K | $4.17M | 18.2% | $42.7K | Held |
| Cantor Equity Partners I, Inc. | CEPO | 388K | $4.07M | 17.7% | $34.9K | Held |
| Yorkville Acquisition Corp. | — | 379K | $3.83M | 16.7% | −$7.58K | Held |
| Warner Bros. Discovery, Inc. | WBD | 68K | $1.87M | 8.1% | — | New |
| Electronic Arts Inc. | EA | 7K | $1.43M | 6.2% | — | New |
| Chart Inds Inc | — | 5.5K | $1.14M | 5.0% | — | New |
| Hologic Inc | — | 14K | $1.06M | 4.6% | — | New |
| Janus Henderson Group Plc | — | 17.2K | $882K | 3.8% | — | New |
| Arcellx Inc | — | 4K | $459.3K | 2.0% | — | New |
| Aes Corp | AES | 30K | $422.7K | 1.8% | — | New |
| Sealed Air Corp New | — | 10K | $420.5K | 1.8% | — | New |
| Unifirst Corp Mass | — | 1.6K | $402.5K | 1.8% | — | New |
| Albertsons Cos Inc | ACI | 21.7K | $370.3K | 1.6% | −$2.82K | Held |
| Apellis Pharmaceuticals Inc | — | 8K | $321.8K | 1.4% | — | New |
| International Mny Express In | IMXI | 20K | $316K | 1.4% | — | New |
| Digitalbridge Group Inc | — | 20K | $308.4K | 1.3% | — | New |
| Tri Pointe Homes Inc | — | 6.5K | $303.7K | 1.3% | — | New |
| Nathans Famous Inc New | NATH | 3K | $302.2K | 1.3% | — | New |
| On24 Inc | — | 37K | $299.7K | 1.3% | — | New |
| Clearwater Analytics Hldgs I | — | 12.5K | $295.6K | 1.3% | — | New |
| Amicus Therapeutics Inc | — | 20K | $289.2K | 1.3% | — | New |
Positions as of Q1 2026. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.