Siren, L.L.C. Q4 2025 Filing

Filed February 13, 2026

Portfolio Value

$3.4B

Holdings

113

Report Date

Q4 2025

Filing Type

13F-HR

All Holdings (113 positions)

#StockSharesValue% PortfolioType
101
ARMArm Holdings PLC
21,500$2.4M0.07%
102
BEKEKe Holdings Inc
145,000$2.3M0.07%
103
TILInstil Bio Inc
203,933$2.2M0.07%
104
PANWPalo Alto Networks Inc
11,450$2.1M0.06%
105
CRWVCoreWeave Inc
27,500$2.0M0.06%
106
IRENIREN Ltd
43,100$1.6M0.05%
107
VRNSVaronis Systems Inc
37,500$1.2M0.04%
108
PRMBPrimo Brands Corp
75,000$1.2M0.04%
109
GBIOGeneration Bio Inc
201,419$1.1M0.03%
110
FIGFigma Inc
25,000$934K0.03%
111
TSLATesla Inc
1,500$674K0.02%
112
CRBUCaribou Biosciences Inc
105,347$167K0.00%
113
CYCNCyclerion Therapeutics Inc
115,603$146K0.00%
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