Siren, L.L.C. Diversified Active

CIK: 0002005245 · Show all filings

Period: Q2 2025 (← Previous) (Next →)

Filing Date: Aug 13, 2025

Total Value ($000): $1,932,436 (100.0% shares, 0.0% debt)

Holdings (110)

SRRK Scholar Rock Holding Corp 17.0%
Value ($000) $327,635 Shares 9,250,005 Est. Cost $8.78 Unrealized +257.5%
KYMR Kymera Therapeutics Inc 7.7%
Value ($000) $149,604 Shares 3,428,150 Est. Cost $43.02 Unrealized -20.0%
ONC BeOne Medicines AG 6.4%
Value ($000) $123,453 Shares 509,990 Est. Cost $219.52 Unrealized
IRON Disc Medicine Inc 3.0%
Value ($000) $58,224 Shares 1,099,401 Est. Cost $55.39 Unrealized -15.2%
CRNX Crinetics Pharmaceuticals Inc 2.5%
Value ($000) $48,564 Shares 1,688,611 Est. Cost $51.69 Unrealized -40.2%
BCAX Bicara Therapeutics Inc 2.5%
Value ($000) $48,466 Shares 5,216,969 Est. Cost $20.25 Unrealized -41.1%
DYN Dyne Therapeutics Inc 2.4%
Value ($000) $46,043 Shares 4,836,437 Est. Cost $19.51 Unrealized -43.6%
CNTA Centessa Pharmaceuticals PLC 2.4%
Value ($000) $45,465 Shares 3,460,029 Est. Cost $15.58 Unrealized
Merus NV 2.3%
Value ($000) $44,892 Shares 853,467 Est. Cost $47.23 Unrealized
APLS Apellis Pharmaceuticals Inc 2.3%
Value ($000) $44,632 Shares 2,578,396 Est. Cost $35.43 Unrealized -47.8%
ASND Ascendis Pharma A/S 2.2%
Value ($000) $42,450 Shares 245,943 Est. Cost $149.31 Unrealized
ARWR Arrowhead Pharmaceuticals Inc 2.2%
Value ($000) $42,184 Shares 2,669,880 Est. Cost $23.82 Unrealized -39.8%
EWTX Edgewise Therapeutics Inc 2.1%
Value ($000) $41,432 Shares 3,160,298 Est. Cost $20.54 Unrealized -29.8%
SLNO Soleno Therapeutics Inc 2.0%
Value ($000) $39,154 Shares 467,342 Est. Cost $50.20 Unrealized +49.1%
LXRX Lexicon Pharmaceuticals Inc 1.9%
Value ($000) $36,806 Shares 38,918,903 Est. Cost $1.78 Unrealized -63.6%
TBLA Taboola.com Ltd 1.9%
Value ($000) $36,488 Shares 9,969,495 Est. Cost $3.30 Unrealized -1.0%
SLDB Solid Biosciences Inc 1.9%
Value ($000) $36,115 Shares 7,415,905 Est. Cost $5.86 Unrealized -39.7%
RVMD Revolution Medicines Inc 1.8%
Value ($000) $34,537 Shares 938,755 Est. Cost $41.50 Unrealized -7.4%
RNAM Avidity Biosciences Inc 1.6%
Value ($000) $31,541 Shares 1,110,610 Est. Cost $43.40 Unrealized -31.3%
RYTM Rhythm Pharmaceuticals Inc 1.3%
Value ($000) $25,892 Shares 409,742 Est. Cost $57.34 Unrealized +6.8%
APGE Apogee Therapeutics Inc 1.3%
Value ($000) $25,841 Shares 594,994 Est. Cost $51.00 Unrealized -25.4%
STOK Stoke Therapeutics Inc 1.3%
Value ($000) $25,507 Shares 2,247,347 Est. Cost $11.96 Unrealized -20.6%
TSHA Taysha Gene Therapies Inc 1.3%
Value ($000) $25,444 Shares 11,014,737 Est. Cost $2.17 Unrealized +0.3%
XENE Xenon Pharmaceuticals Inc 1.3%
Value ($000) $25,439 Shares 812,761 Est. Cost $39.56 Unrealized -17.5%
WVE WAVE Life Sciences Ltd 1.2%
Value ($000) $24,026 Shares 3,696,322 Est. Cost $5.98 Unrealized +10.5%
MLTX MoonLake Immunotherapeutics 1.2%
Value ($000) $23,990 Shares 508,267 Est. Cost $40.73 Unrealized 0.0%
SEPN Septerna Inc 1.2%
Value ($000) $23,281 Shares 2,202,514 Est. Cost $23.65 Unrealized -65.2%
NAMS NewAmsterdam Pharma Company NV 1.1%
Value ($000) $21,628 Shares 1,194,240 Est. Cost $19.51 Unrealized -6.5%
TRVI Trevi Therapeutics Inc 1.1%
Value ($000) $21,545 Shares 3,938,793 Est. Cost $4.03 Unrealized +54.6%
TNGX Tango Therapeutics Inc 0.9%
Value ($000) $17,228 Shares 3,364,814 Est. Cost $7.86 Unrealized -68.6%
Akero Therapeutics Inc 0.9%
Value ($000) $17,003 Shares 318,647 Est. Cost $53.36 Unrealized
SLN Silence Therapeutics PLC 0.9%
Value ($000) $16,886 Shares 2,911,438 Est. Cost $17.66 Unrealized
AVBP Arrivent Biopharma Inc 0.8%
Value ($000) $15,239 Shares 700,000 Est. Cost $20.76 Unrealized 0.0%
BCYC Bicycle Therapeutics PLC 0.7%
Value ($000) $13,989 Shares 2,012,752 Est. Cost $13.30 Unrealized
RCUS Arcus Biosciences Inc 0.7%
Value ($000) $13,122 Shares 1,612,077 Est. Cost $15.77 Unrealized -45.8%
IHS IHS Holding Limited 0.7%
Value ($000) $13,108 Shares 2,357,520 Est. Cost $3.08 Unrealized +75.1%
AMZN Amazon.com Inc 0.6%
Value ($000) $12,396 Shares 56,500 Est. Cost $195.37 Unrealized +1.3%
DNLI Denali Therapeutics Inc 0.6%
Value ($000) $11,493 Shares 821,513 Est. Cost $24.79 Unrealized -43.2%
ERAS Erasca Inc 0.6%
Value ($000) $11,122 Shares 8,757,249 Est. Cost $2.82 Unrealized -52.5%
ORIC Oric Pharmaceuticals Inc 0.5%
Value ($000) $10,227 Shares 1,007,575 Est. Cost $9.89 Unrealized -32.1%
RELY Remitly Global Inc 0.5%
Value ($000) $9,675 Shares 515,449 Est. Cost $18.29 Unrealized +13.7%
PCVX Vaxcyte Inc 0.5%
Value ($000) $9,608 Shares 295,543 Est. Cost $90.12 Unrealized -63.6%
CRWD CrowdStrike Holdings Inc 0.5%
Value ($000) $9,422 Shares 18,500 Est. Cost $287.95 Unrealized +50.6%
CGEM Cullinan Therapeutics Inc 0.5%
Value ($000) $8,986 Shares 1,193,410 Est. Cost $17.74 Unrealized -54.7%
GOOGL Alphabet Inc 0.5%
Value ($000) $8,934 Shares 50,703 Est. Cost $178.77 Unrealized -8.7%
UPB Upstream Bio Inc 0.4%
Value ($000) $8,657 Shares 788,450 Est. Cost $22.33 Unrealized -58.6%
SEER Seer Inc 0.4%
Value ($000) $8,560 Shares 4,000,000 Est. Cost $1.75 Unrealized +14.4%
MSFT Microsoft Corp 0.4%
Value ($000) $8,033 Shares 16,150 Est. Cost $419.60 Unrealized +3.0%
NVDA NVIDIA Corp 0.4%
Value ($000) $7,897 Shares 49,985 Est. Cost $118.94 Unrealized +5.8%
IONQ IONQ Inc 0.4%
Value ($000) $7,305 Shares 170,000 Est. Cost $7.62 Unrealized +339.7%
TSM Taiwan Semiconductor Manufacturing Co Ltd 0.4%
Value ($000) $6,908 Shares 30,500 Est. Cost $173.74 Unrealized
GOSS Gossamer Bio Inc 0.3%
Value ($000) $6,407 Shares 5,208,968 Est. Cost $0.96 Unrealized +13.4%
CRM Salesforce Inc 0.3%
Value ($000) $6,163 Shares 22,600 Est. Cost $293.80 Unrealized -9.4%
COGT Cogent Biosciences Inc 0.3%
Value ($000) $6,134 Shares 854,379 Est. Cost $5.54 Unrealized 0.0%
RNAC Cartesian Therapeutics Inc 0.3%
Value ($000) $5,852 Shares 563,272 Est. Cost $15.62 Unrealized -31.8%
VERA Vera Therapeutics Inc 0.3%
Value ($000) $5,824 Shares 247,216 Est. Cost $37.95 Unrealized -40.7%
ADBE Adobe Inc 0.3%
Value ($000) $5,823 Shares 15,051 Est. Cost $461.82 Unrealized -16.6%
SION Sionna Therapeutics Inc 0.3%
Value ($000) $5,639 Shares 325,000 Est. Cost $16.34 Unrealized -19.8%
PDD PDD Holdings Inc 0.3%
Value ($000) $5,537 Shares 52,901 Est. Cost $125.87 Unrealized
SGMT Sagimet Biosciences Inc 0.3%
Value ($000) $5,523 Shares 724,771 Est. Cost $3.08 Unrealized +36.9%
SYRE Spyre Therapeutics Inc 0.3%
Value ($000) $5,518 Shares 368,598 Est. Cost $29.32 Unrealized -49.5%
PCRX Pacira Biosciences Inc 0.3%
Value ($000) $5,378 Shares 225,000 Est. Cost $25.21 Unrealized 0.0%
NOW ServiceNow Inc 0.3%
Value ($000) $5,270 Shares 5,126 Est. Cost $175.34 Unrealized +7.6%
KRRO Korro Bio Inc 0.3%
Value ($000) $5,231 Shares 418,833 Est. Cost $42.09 Unrealized -65.8%
DDOG Datadog Inc 0.3%
Value ($000) $5,162 Shares 38,425 Est. Cost $120.18 Unrealized -7.9%
AGEN Agenus Inc 0.3%
Value ($000) $4,864 Shares 1,064,250 Est. Cost $3.19 Unrealized +8.6%
FROG Jfrog Ltd 0.2%
Value ($000) $4,700 Shares 107,116 Est. Cost $31.23 Unrealized +21.7%
RAPP Rapport Therapeutics Inc 0.2%
Value ($000) $4,303 Shares 378,469 Est. Cost $21.49 Unrealized -50.6%
TIL Instil Bio Inc 0.2%
Value ($000) $4,248 Shares 203,933 Est. Cost $23.39 Unrealized -10.6%
DT Dynatrace Inc 0.2%
Value ($000) $4,153 Shares 75,229 Est. Cost $48.01 Unrealized +4.3%
WHWK Whitehawk Therapeutics Inc 0.2%
Value ($000) $3,893 Shares 2,082,000 Est. Cost $2.61 Unrealized -33.4%
EDU New Oriental Education & Technology Group Inc 0.2%
Value ($000) $3,884 Shares 72,000 Est. Cost $67.56 Unrealized
IGM Biosciences Inc 0.2%
Value ($000) $3,647 Shares 3,255,826 Est. Cost $16.54 Unrealized
FHTX Foghorn Therapeutics Inc 0.2%
Value ($000) $3,387 Shares 720,720 Est. Cost $7.24 Unrealized -42.3%
Vigil Neuroscience Inc 0.2%
Value ($000) $3,269 Shares 411,191 Est. Cost $3.40 Unrealized
NMRA Neumora Therapeutics Inc 0.2%
Value ($000) $3,196 Shares 4,358,283 Est. Cost $11.80 Unrealized -93.6%
PRQR ProQR Therapeutics NV 0.2%
Value ($000) $3,166 Shares 1,552,183 Est. Cost $3.18 Unrealized -48.8%
NBIS Nebius Group NV 0.1%
Value ($000) $2,822 Shares 51,000 Est. Cost $25.60 Unrealized +34.5%
BDTX Black Diamond Therapeutics Inc 0.1%
Value ($000) $2,595 Shares 1,046,517 Est. Cost $5.44 Unrealized -64.6%
LXEO Lexeo Therapeutics Inc 0.1%
Value ($000) $2,426 Shares 603,435 Est. Cost $11.93 Unrealized -72.4%
PANW Palo Alto Networks Inc 0.1%
Value ($000) $2,353 Shares 11,500 Est. Cost $178.94 Unrealized +3.8%
QCOM Qualcomm Inc 0.1%
Value ($000) $2,230 Shares 14,000 Est. Cost $171.16 Unrealized -15.3%
WK Workiva Inc 0.1%
Value ($000) $1,917 Shares 28,000 Est. Cost $84.01 Unrealized -18.1%
ELDN Eledon Pharmaceuticals Inc 0.1%
Value ($000) $1,870 Shares 690,170 Est. Cost $4.12 Unrealized -27.1%
BEKE Ke Holdings Inc 0.1%
Value ($000) $1,863 Shares 105,000 Est. Cost $19.99 Unrealized
HUBS HubSpot Inc 0.1%
Value ($000) $1,670 Shares 3,000 Est. Cost $585.68 Unrealized 0.0%
UNH UnitedHealth Group Inc 0.1%
Value ($000) $1,584 Shares 5,076 Est. Cost $374.94 Unrealized 0.0%
BIOA BIOAGE Labs Inc 0.1%
Value ($000) $1,579 Shares 382,406 Est. Cost $19.40 Unrealized -79.2%
GTLB GitLab Inc 0.1%
Value ($000) $1,579 Shares 35,000 Est. Cost $45.73 Unrealized 0.0%
Tourmaline Bio Inc 0.1%
Value ($000) $1,462 Shares 91,426 Est. Cost $25.71 Unrealized
RCKT Rocket Pharmaceuticals Inc 0.1%
Value ($000) $1,449 Shares 591,263 Est. Cost $15.05 Unrealized -66.3%
TSLA Tesla Inc 0.1%
Value ($000) $1,271 Shares 4,000 Est. Cost $333.26 Unrealized -9.6%
BIRK Birkenstock Holding PLC 0.1%
Value ($000) $1,230 Shares 25,000 Est. Cost $51.40 Unrealized 0.0%
SAIL SailPoint Inc 0.1%
Value ($000) $1,143 Shares 50,000 Est. Cost $21.79 Unrealized -13.3%
SEMR SEMrush Holdings Inc 0.1%
Value ($000) $1,131 Shares 125,000 Est. Cost $13.58 Unrealized -28.7%
PRMB Primo Brands Corp 0.1%
Value ($000) $1,111 Shares 37,500 Est. Cost $31.97 Unrealized 0.0%
CLBT Cellebrite DI Ltd 0.0%
Value ($000) $960 Shares 60,000 Est. Cost $17.83 Unrealized 0.0%
Generation Bio Co 0.0%
Value ($000) $950 Shares 2,968,925 Est. Cost $2.47 Unrealized
KLRS Kalaris Therapeutics Inc 0.0%
Value ($000) $755 Shares 282,586 Est. Cost $9.79 Unrealized -53.9%
HOOK HOOKIPA Pharma Inc 0.0%
Value ($000) $711 Shares 566,640 Est. Cost $5.28 Unrealized -76.6%
TEAM Atlassian Corp 0.0%
Value ($000) $711 Shares 3,500 Est. Cost $208.23 Unrealized 0.0%
PCOR Procore Technologies Inc 0.0%
Value ($000) $684 Shares 10,000 Est. Cost $61.37 Unrealized +6.4%
CCC CCC Intelligent Solutions Holdings Inc 0.0%
Value ($000) $471 Shares 50,000 Est. Cost $8.94 Unrealized 0.0%
PCG PG&E Corp 0.0%
Value ($000) $349 Shares 25,000 Est. Cost $16.16 Unrealized 0.0%
CYCN Cyclerion Therapeutics Inc 0.0%
Value ($000) $338 Shares 116,155 Est. Cost $2.94 Unrealized +1.7%
RDDT Reddit Inc 0.0%
Value ($000) $301 Shares 2,000 Est. Cost $165.28 Unrealized -31.4%
VRT Vertiv Holdings Co 0.0%
Value ($000) $257 Shares 2,000 Est. Cost $97.15 Unrealized 0.0%
DECK Deckers Outdoor Corp 0.0%
Value ($000) $206 Shares 2,000 Est. Cost $161.52 Unrealized -31.5%
CRBU Caribou Biosciences Inc 0.0%
Value ($000) $133 Shares 105,347 Est. Cost $2.05 Unrealized -52.0%
IRWD Ironwood Pharmaceuticals Inc 0.0%
Value ($000) $80 Shares 110,532 Est. Cost $5.38 Unrealized -85.4%