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SIREN, L.L.C. 13F portfolio summary

SIREN, L.L.C. of SIREN, L.L.C. has 98 current stock holdings with a reported portfolio value of $3.61B. The portfolio 1 year return is +85.65%. Top holdings include SRRK (14.81%), KYMR (7.39%), ERAS (5.06%), EWTX (3.88%), ONC (3.84%).

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SIREN, L.L.C.

SIREN, L.L.C.
Latest filing: 2026-03-31

SIREN, L.L.C. runs SIREN, L.L.C. and currently holds 98 stock positions, which is fewer than the average of 229 among the investors we track. The portfolio is valued at approximately $3.61B. Their top 5 holdings are various securities, which collectively represent 0.0% of the portfolio's total weight. SIREN, L.L.C. ranks #N/A out of 1000 investors tracked based on their composite Alpha Score. Over the past year, SIREN, L.L.C.'s portfolio at SIREN, L.L.C. has delivered returns of +85.65%. Their 3-year annualized return is +61.22%. Looking at the 5-year horizon, SIREN, L.L.C. has achieved +61.22% annualized returns at SIREN, L.L.C..

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Top 5 Holdings
No holdings data available
Portfolio Returns
1 Year
+85.65%
#0/1000
3 Year
+61.22%
#0/1000
5 Year
+61.22%
#0/1000

Portfolio Value

$3.61B

Alpha Score

60.7

#0 of 1000

Holdings

98

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0 stock holdings

HoldingWeightAvg BuyCurrentReturnQuarter Change