Twin Securities, Inc. 13F holdings, Q4 2025
Holdings as of December 31, 2025 · filings on SEC EDGAR · latest filing →
Twin Securities, Inc. disclosed 16 US equity positions worth $261.1m in its Q4 2025 13F filing. The largest position was CYBERARK SOFTWARE LTD at 22.7% of the reported book, followed by EXK and EA. Against the Q3 2025 filing, it opened 11 new positions, added to 3 and reduced 2 among the top 16 holdings.
What did Twin Securities, Inc. own in Q4 2025? Top 16 positions
| # | Stock | Sector | Weight | Value | Shares | Δ shares | vs Q3 2025 |
|---|---|---|---|---|---|---|---|
| 1 | CYBERARK SOFTWARE LTD | 22.7% | $59.4m | 133,145 | 184% | added | |
| 2 | EXK EXACT SCIENCES CORP | Basic Materials | 18.8% | $49.1m | 483,589 | – | new |
| 3 | EA ELECTRONIC ARTS INC | Communication Services | 18.8% | $49.0m | 239,836 | – | new |
| 4 | WBD WARNER BROS DISCOVERY INC | Communication Services | 12.3% | $32.1m | 1,114,989 | 773% | added |
| 5 | RNAGBP AVIDITY BIOSCIENCES INC | 10.1% | $26.3m | 365,144 | – | new | |
| 6 | 8QR CONFLUENT INC | 5.9% | $15.3m | 505,486 | – | new | |
| 7 | NSC NORFOLK SOUTHN CORP | Industrials | 2.8% | $7.3m | 25,200 | – | new |
| 8 | KVUE KENVUE INC | Consumer Defensive | 2.7% | $7.0m | 405,583 | – | new |
| 9 | HO1 HOLOGIC INC | 2.4% | $6.3m | 84,513 | – | new | |
| 10 | DAY DAYFORCE INC | 1.0% | $2.7m | 39,241 | – | new | |
| 11 | SGRY SURGERY PARTNERS INC | Healthcare | 1.0% | $2.6m | 170,258 | 19% | added |
| 12 | CWAN CLEARWATER ANALYTICS HLDGS I | Technology | 0.5% | $1.2m | 49,314 | – | new |
| 13 | CDTX CIDARA THERAPEUTICS INC | 0.4% | $1.1m | 4,900 | – | new | |
| 14 | TIC TIC SOLUTIONS INC | 0.3% | $781.9k | 77,339 | -37% | reduced | |
| 15 | MLYS MINERALYS THERAPEUTICS INC | Healthcare | 0.2% | $607.4k | 16,737 | – | new |
| 16 | MANCHESTER UTD PLC NEW | 0.1% | $232.0k | 14,570 | -1% | reduced |
Weights are shares of the reported long US equity book (options excluded). Values are as filed, normalised to whole dollars. Share changes compare against the immediately preceding filing only.