Institutional Manager · CIK 0001351351
Twin Securities, Inc.
New York, NY · File #028-11568
Latest AUM
$261.7M
Positions
17
Top-10 Concentration
97.3%
Filings
12
Sector Allocation
Filing History
View all filings →- 13F HOLDINGS REPORTQ/E Dec 202517 pos · $261.7M
- 13F HOLDINGS REPORTQ/E Sep 202515 pos · $201.2M
- 13F HOLDINGS REPORTQ/E Jun 202513 pos · $176.2M
- 13F HOLDINGS REPORTQ/E Mar 202518 pos · $193.5M
- 13F HOLDINGS REPORTQ/E Dec 202414 pos · $170.7M
- 13F HOLDINGS REPORTQ/E Sep 202414 pos · $88.6M
- 13F HOLDINGS REPORTQ/E Jun 202413 pos · $127.1M
- 13F HOLDINGS REPORTQ/E Mar 202413 pos · $100.3M
- 13F HOLDINGS REPORTQ/E Dec 202312 pos · $410.9M
- 13F HOLDINGS REPORTQ/E Sep 202312 pos · $180.4M
- 13F HOLDINGS REPORTQ/E Jun 202310 pos · $181.8M
- 13F HOLDINGS REPORTQ/E Mar 202315 pos · $114.8M
Top 17 Holdings — Dec 2025
| # | Issuer | Ticker | Shares | Value | % of Portfolio |
|---|---|---|---|---|---|
| 1 | CYBERARK SOFTWARE LTD | M2682V108 | 133,145 | $59.4M | 22.70% |
| 2 | EXACT SCIENCES CORP | 30063P105 | 483,589 | $49.1M | 18.77% |
| 3 | ELECTRONIC ARTS INC | EA | 239,836 | $49.0M | 18.73% |
| 4 | WARNER BROS DISCOVERY INC | WBD | 1,114,989 | $32.1M | 12.28% |
| 5 | AVIDITY BIOSCIENCES INC | 05370A108 | 365,144 | $26.3M | 10.07% |
| 6 | CONFLUENT INC | 20717M103 | 505,486 | $15.3M | 5.84% |
| 7 | NORFOLK SOUTHN CORP | 655844108 | 25,200 | $7.3M | 2.78% |
| 8 | KENVUE INC | KVUE | 405,583 | $7.0M | 2.67% |
| 9 | HOLOGIC INC | HOLX | 84,513 | $6.3M | 2.41% |
| 10 | DAYFORCE INC | 15677J108 | 39,241 | $2.7M | 1.04% |
| 11 | SURGERY PARTNERS INC | SGRY | 170,258 | $2.6M | 1.01% |
| 12 | CLEARWATER ANALYTICS HLDGS I | CWAN | 49,314 | $1.2M | 0.45% |
| 13 | CIDARA THERAPEUTICS INC | 171757206 | 4,900 | $1.1M | 0.41% |
| 14 | TIC SOLUTIONS INC | TICAW | 77,339 | $781,897 | 0.30% |
| 15 | MINERALYS THERAPEUTICS INC | MLYS | 16,737 | $607,386 | 0.23% |
| 16 | WARNER BROS DISCOVERY INC | WBD | 20,100 | $579,282 | 0.22% |
| 17 | MANCHESTER UTD PLC NEW | G5784H106 | 14,570 | $231,954 | 0.09% |