Siren, L.L.C. Q3 2025 Filing
Filed November 13, 2025
Portfolio Value
$2.6T
Holdings
115
Report Date
Q3 2025
Filing Type
13F-HR
All Holdings (115 positions)
| # | Stock | Shares | Value | % Portfolio | Type |
|---|---|---|---|---|---|
| 101 | SEMRSEMrush Holdings Inc | 125,000 | $885.0M | 0.03% | |
| 102 | ASAmer Sports Inc | 25,000 | $868.8M | 0.03% | |
| 103 | PINSPinterest Inc | 25,000 | $804.3M | 0.03% | |
| 104 | FIGFigma Inc | 15,000 | $778.0M | 0.03% | |
| 105 | CFLTConfluent Inc | 37,500 | $742.5M | 0.03% | |
| 106 | PCORProcore Technologies Inc | 10,000 | $729.2M | 0.03% | |
| 107 | ALABAstera Labs Inc | 3,500 | $685.3M | 0.03% | |
| 108 | TSLATesla Inc | 1,500 | $667.1M | 0.03% | |
| 109 | CHYMChime Financial Inc | 25,000 | $504.3M | 0.02% | |
| 110 | CCCCCC Intelligent Solutions Holdings Inc | 50,000 | $455.5M | 0.02% | |
| 111 | KVUEKenvue Inc | 25,000 | $405.8M | 0.02% | |
| 112 | VRTVertiv Holdings Co | 2,000 | $301.7M | 0.01% | |
| 113 | CYCNCyclerion Therapeutics Inc | 116,155 | $267.2M | 0.01% | |
| 114 | CRBUCaribou Biosciences Inc | 105,347 | $245.5M | 0.01% | |
| 115 | IRWDIronwood Pharmaceuticals Inc | 110,532 | $144.8M | 0.01% |
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