Siren, L.L.C. Portfolio Holdings

Siren, L.L.C.

  • $2.26 Trillion
  • Q4 2024

Siren, L.L.C. has filed its 13F form on February 14, 2025 for Q4 2024 where it was disclosed a total value porftolio of $2.26 Trillion distributed in 119 stocks.

Among their holdings, we can observe that their the top five positions include companies like: Scholar Rock Holding Corp with a value of $400B, Bei Gene, Ltd. with a value of $121B, Kymera Therapeutics, Inc. with a value of $119B, Apellis Pharmaceuticals, Inc. with a value of $89.9B, and Crinetics Pharmaceuticals, Inc. with a value of $82.3B.

Examining the 13F form we can see an increase of $263B in the current position value, from $2T to 2.26T.

Siren, L.L.C. is based out at New York, NY

Below you can find more details about Siren, L.L.C. portfolio as well as his latest detailed transactions.

Portfolio value $2.26 Trillion
Technology: $79.5 Billion
Communication Services: $45.2 Billion
Consumer Cyclical: $16.6 Billion
Consumer Defensive: $5.15 Billion
Industrials: $4.77 Billion
Basic Materials: $2.86 Billion
Financial Services: $1.8 Billion
Healthcare: $1.62 Billion
Other: $1.85 Billion

Stock Holdings Table

Stock Market Cap. Holding Value (Reported) # of Shares. Last Trade Trade History
$1.91B
$400 Billion 17.66% of portfolio
9,250,005
Q4 2024 Reduced 17.85%
$23.5B
$121 Billion 5.33% of portfolio
653,721
Q4 2024 Added 16.05%
$2.02B
$119 Billion 5.28% of portfolio
2,969,733
Q3 2024 New
$3.01B
$89.9 Billion 3.97% of portfolio
2,816,258
Q4 2024 Added 29.95%
$1.89B
$82.3 Billion 3.64% of portfolio
1,609,652
Q4 2024 Added 22.91%
$35.4B
$70.8 Billion 3.13% of portfolio
115,045
Q4 2024 Reduced 19.91%
Bicara Therapeutics Inc
-
$57 Billion 2.52% of portfolio
-
Q4 2024 Added 6.51%
$2.11B
$54.6 Billion 2.41% of portfolio
2,901,681
Q4 2024 Added 18.01%
-
$53.9 Billion 2.38% of portfolio
-
Q4 2024 Added 127.65%
Septerna Inc
-
$50.4 Billion 2.23% of portfolio
-
Q4 2024 New
$1.61B
$50.3 Billion 2.22% of portfolio
3,004,677
Q4 2024 Reduced 7.79%
$3.58B
$49.8 Billion 2.2% of portfolio
1,377,701
Q3 2024 New
Neumora Therapeutics Inc
-
$46.6 Billion 2.06% of portfolio
-
Q4 2024 Added 68.65%
$939M
$46.4 Billion 2.05% of portfolio
3,750,491
Q4 2024 Reduced 34.45%
$8.04B
$40.9 Billion 1.81% of portfolio
297,321
Q4 2024 Reduced 14.54%
$5.77B
$38.9 Billion 1.72% of portfolio
125,942
Q4 2024 New
Apogee Therapeutics Inc
-
$33.9 Billion 1.5% of portfolio
-
Q4 2024 New
$1.84B
$33 Billion 1.46% of portfolio
784,412
Q4 2024 Added 14.98%
$1.68B
$32.8 Billion 1.45% of portfolio
1,127,295
Q4 2024 Reduced 21.76%
$743M
$32.1 Billion 1.42% of portfolio
758,465
Q4 2024 Reduced 9.48%
$720M
$31.7 Billion 1.4% of portfolio
1,347,456
Q4 2024 Added 18.75%
$2.42B
$29.2 Billion 1.29% of portfolio
743,769
Q3 2024 New
$147M
$28.8 Billion 1.27% of portfolio
38,918,903
Q3 2024 New
$372M
$25.8 Billion 1.14% of portfolio
1,839,398
Q4 2024 New
$3.57B
$25 Billion 1.1% of portfolio
571,548
Q4 2024 Reduced 24.16%
$4.98B
$24.6 Billion 1.08% of portfolio
299,991
Q3 2024 New
$945M
$24 Billion 1.06% of portfolio
1,612,077
Q3 2024 New
$192M
$22.2 Billion 0.98% of portfolio
8,857,179
Q3 2024 New
$421M
$22.1 Billion 0.97% of portfolio
2,000,000
Q4 2024 New
$41.4M
$20.3 Billion 0.9% of portfolio
3,330,422
Q3 2024 New
$1.6B
$19.6 Billion 0.87% of portfolio
734,343
Q4 2024 Added 81.72%
$174M
$19.5 Billion 0.86% of portfolio
2,831,770
Q3 2024 New
$4.35B
$18.9 Billion 0.84% of portfolio
402,323
Q4 2024 Reduced 23.51%
$2.87B
$17 Billion 0.75% of portfolio
834,028
Q3 2024 New
Korro Bio Inc
-
$15.9 Billion 0.7% of portfolio
-
Q3 2024 New
Soleno Therapeutics Inc
-
$15.8 Billion 0.7% of portfolio
-
Q4 2024 New
$665M
$15.2 Billion 0.67% of portfolio
1,099,840
Q3 2024 New
Solid Biosciences Inc
-
$15 Billion 0.66% of portfolio
-
Q4 2024 Added 36.38%
$435M
$14.8 Billion 0.65% of portfolio
1,211,357
Q3 2024 New
Upstream Bio Inc
-
$13.2 Billion 0.58% of portfolio
-
Q4 2024 New
$237M
$12 Billion 0.53% of portfolio
2,906,060
Q4 2024 New
$554M
$11.7 Billion 0.52% of portfolio
1,339,942
Q3 2024 New
$84.6M
$11.4 Billion 0.5% of portfolio
6,602,475
Q4 2024 Added 35.3%
$4.56B
$11.1 Billion 0.49% of portfolio
490,449
Q4 2024 Added 1,861.8%
Cartesian Therapeutics Inc
-
$10.2 Billion 0.45% of portfolio
-
Q3 2024 New
$3.04T
$9.69 Billion 0.43% of portfolio
23,000
Q4 2024 Added 4.55%
$1.52B
$9.37 Billion 0.41% of portfolio
175,000
Q4 2024 New
$135M
$9.24 Billion 0.41% of portfolio
4,000,000
Q3 2024 New
$4.41B
$8.74 Billion 0.39% of portfolio
250,000
Q3 2024 New

Summary

  • Portfolio
  • No. of Stocks 119
  • Current Value $2.26 Trillion
  • Prior Value $2 Trillion
  • Filing
  • Period Q4 2024
  • Filing Date February 14, 2025
  • Form Type 13F-HR
  • Activity in Q4 2024
  • New Purchases 22 stocks
  • Additional Purchases 22 stocks
  • Sold out of 0 stocks
  • Reduced holdings in 21 stocks
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