Fund Holdings — Siren, L.L.C.

Total Portfolio Value:
$2.56B
Total Bought:
$364.69M
Total Sold:
$255.41M
Net Transaction:
+$109.28M
Securities
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SharesValue
Q2 2025
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Q3 2025
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Change
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Q2 2025
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Q3 2025
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Weight (%)
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Change
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Scholar Rock Holding Corporation(SRRK)9,250,0059,250,0050$327.64M$344.47M13.48%+$16.84M
Kymera Therapeutics, Inc.(KYMR)3,428,1503,428,1500$149.60M$194.03M7.59%+$44.43M
BeOne Medicines AGADS(ONC)509,990492,990-17,000$123.45M$167.96M6.57%+$44.51M
Arrowhead Pharmaceuticals, Inc.(ARWR)2,669,8802,669,8800$42.18M$92.08M3.60%+$49.90M
Bicara Therapeutics Inc5,216,9695,216,9690$48.47M$82.38M3.22%+$33.91M
Centessa Pharmaceuticals PLCADS3,460,0293,227,517-232,512$45.46M$78.27M3.06%+$32.80M
Crinetics Pharmaceuticals Inc1,688,6111,688,6110$48.56M$70.33M2.75%+$21.77M
Edgewise Therapeutics, Inc.(EWTX)3,160,2983,897,099+736,801$41.43M$63.21M2.47%+$21.78M
Disc Medicine, Inc.(IRON)1,099,401913,401-186,000$58.22M$60.36M2.36%+$2.13M
Dyne Therapeutics, Inc.(DYN)4,836,4374,729,174-107,263$46.04M$59.82M2.34%+$13.78M
Apellis Pharmaceuticals Inc
COM
2,578,3962,578,3960$44.63M$58.35M2.28%+$13.72M
Avidity Biosciences Inc1,110,6101,285,610+175,000$31.54M$56.01M2.19%+$24.47M
Stoke Therapeutics, Inc.(STOK)2,247,3472,247,3470$25.51M$52.81M2.07%+$27.31M
Lexicon Pharmaceuticals, Inc.(LXRX)38,918,90338,918,9030$36.81M$52.54M2.06%+$15.73M
Rhythm Pharmaceuticals, Inc.(RYTM)409,742499,975+90,233$25.89M$50.49M1.98%+$24.60M
Tango Therapeutics, Inc.(TNGX)3,364,8145,883,188+2,518,374$17.23M$49.42M1.93%+$32.19M
Revolution Medicines, Inc.(RVMD)938,7551,043,720+104,965$34.54M$48.74M1.91%+$14.20M
Ascendis Pharma A/SADR(ASND)245,943235,862-10,081$42.45M$46.89M1.83%+$4.44M
Rezolute, Inc.(RZLT)04,870,000+4,870,000$0$45.78M1.79%+$45.78M
Solid Biosciences Inc7,415,9057,415,9050$36.12M$45.76M1.79%+$9.64M
Septerna, Inc.(SEPN)2,202,5142,202,5140$23.28M$41.43M1.62%+$18.15M
Arcus Biosciences, Inc.(RCUS)1,612,0772,912,077+1,300,000$13.12M$39.60M1.55%+$26.48M
Taysha Gene Therapies, Inc.(TSHA)11,014,73711,014,7370$25.44M$36.02M1.41%+$10.57M
Taboola.com Ltd.(TBLA)9,969,4959,969,4950$36.49M$34.00M1.33%-$2.49M
Xenon Pharmaceuticals Inc.(XENE)812,761812,7610$25.44M$32.63M1.28%+$7.19M
Soleno Therapeutics Inc467,342467,3420$39.15M$31.59M1.24%-$7.56M
Rapport Therapeutics, Inc.(RAPP)378,4691,053,469+675,000$4.30M$31.29M1.22%+$26.98M
Structure Therapeutics IncADS01,026,811+1,026,811$0$28.75M1.12%+$28.75M
Wave Life Sciences, Inc.SHS(WVE)3,696,3223,696,3220$24.03M$27.06M1.06%+$3.03M
Remitly Global, Inc.(RELY)515,4491,618,271+1,102,822$9.67M$26.38M1.03%+$16.70M
Cogent Biosciences, Inc.(COGT)854,3791,724,279+869,900$6.13M$24.76M0.97%+$18.63M
Trevi Therapeutics, Inc.(TRVI)3,938,7932,536,867-1,401,926$21.55M$23.21M0.91%+$1.67M
NewAmsterdam Pharma Company NV
ORDINARY SHARES
1,194,240765,705-428,535$21.63M$21.78M0.85%+$149.0K
Korro Bio, Inc.(KRRO)418,833418,8330$5.23M$20.06M0.78%+$14.83M
Erasca, Inc.(ERAS)8,757,2498,757,2490$11.12M$19.09M0.75%+$7.97M
IHS Holding Limited
ORD SHS
2,357,5202,357,5200$13.11M$16.08M0.63%+$2.97M
uniQure N.V.SHS(QURE)0275,200+275,200$0$16.06M0.63%+$16.06M
Bicycle Therapeutics PLCADS2,012,7522,012,7520$13.99M$15.58M0.61%+$1.59M
Silence Therapeutics plcADS(SLN)2,911,4382,911,4380$16.89M$15.11M0.59%-$1.78M
RAPT Therapeutics Inc0580,466+580,466$0$14.97M0.59%+$14.97M
Upstream Bio, Inc.(UPB)788,450788,4500$8.66M$14.83M0.58%+$6.17M
Gossamer Bio, Inc.(GOSS)5,208,9685,208,9680$6.41M$13.70M0.54%+$7.29M
ArriVent BioPharma, Inc.(AVBP)700,000700,0000$15.24M$12.91M0.51%-$2.32M
Amazon.com, Inc.(AMZN)56,50058,500+2,000$12.40M$12.84M0.50%+$449.3K
ORIC Pharmaceuticals, Inc.(ORIC)1,007,5751,007,5750$10.23M$12.09M0.47%+$1.86M
Denali Therapeutics Inc.(DNLI)821,513821,5130$11.49M$11.93M0.47%+$435.4K
IonQ, Inc.(IONQ)170,000170,0000$7.30M$10.46M0.41%+$3.15M
Sionna Therapeutics, Inc.(SION)325,000325,0000$5.64M$9.56M0.37%+$3.92M
CrowdStrike Holdings, Inc.CL A(CRWD)18,50018,5000$9.42M$9.07M0.35%-$350.2K
Microsoft Corporation(MSFT)16,15017,150+1,000$8.03M$8.88M0.35%+$849.7K
Seer, Inc.CL A(SEER)4,000,0004,000,0000$8.56M$8.68M0.34%+$120.0K
Nebius Group N.V.CL A(NBIS)51,00072,600+21,600$2.82M$8.15M0.32%+$5.33M
Neumora Therapeutics, Inc.(NMRA)4,358,2834,358,2830$3.20M$7.93M0.31%+$4.74M
Taiwan Semiconductor Manufacturing Company LimitedADS(TSM)30,50028,200-2,300$6.91M$7.88M0.31%+$968.0K
Salesforce, Inc.(CRM)22,60030,100+7,500$6.16M$7.13M0.28%+$970.9K
Cullinan Therapeutics, Inc.(CGEM)1,193,4101,193,4100$8.99M$7.08M0.28%-$1.91M
NVIDIA Corporation(NVDA)49,98537,485-12,500$7.90M$6.99M0.27%-$903.4K
ServiceNow, Inc.(NOW)5,1267,126+2,000$5.27M$6.56M0.26%+$1.29M
Spyre Therapeutics, Inc.(SYRE)368,598368,5980$5.52M$6.18M0.24%+$659.8K
Cartesian Therapeutics, Inc.(RNAC)563,272563,2720$5.85M$5.76M0.23%-$95.8K
PDD Holdings Inc.ADS(PDD)52,90143,401-9,500$5.54M$5.74M0.22%+$199.7K
Eledon Pharmaceuticals, Inc.(ELDN)690,1702,072,767+1,382,597$1.87M$5.37M0.21%+$3.50M
Adobe Inc.(ADBE)15,05115,0510$5.82M$5.31M0.21%-$513.7K
Alphabet Inc.CL A(GOOG)50,70321,203-29,500$8.93M$5.15M0.20%-$3.78M
JFrog Ltd.(FROG)107,116107,1160$4.70M$5.07M0.20%+$369.6K
Sagimet Biosciences Inc.COM SER A(SGMT)724,771724,7710$5.52M$4.97M0.19%-$550.8K
Dynatrace, Inc.(DT)75,229100,229+25,000$4.15M$4.86M0.19%+$702.7K
Datadog, Inc.CL A(DDOG)38,42532,925-5,500$5.16M$4.69M0.18%-$473.1K
NovaBridge BiosciencesADS(NBP)01,165,957+1,165,957$0$4.41M0.17%+$4.41M
Agenus Inc.(AGEN)1,064,2501,064,2500$4.86M$4.10M0.16%-$766.3K
Lexeo Therapeutics, Inc.(LXEO)603,435603,4350$2.43M$4.01M0.16%+$1.58M
Black Diamond Therapeutics Inc1,046,5171,046,5170$2.60M$3.97M0.16%+$1.37M
Whitehawk Therapeutics, Inc.(WHWK)2,082,0002,082,0000$3.89M$3.96M0.15%+$62.5K
vTv Therapeutics Inc.CL A(VTVT)0163,000+163,000$0$3.81M0.15%+$3.81M
Instil Bio, Inc.(TIL)203,933203,9330$4.25M$3.64M0.14%-$605.7K
Foghorn Therapeutics Inc.(FHTX)720,720720,7200$3.39M$3.52M0.14%+$136.9K
ProQR Therapeutics NVSHS EURO
SHS EURO
1,552,1831,552,1830$3.17M$3.31M0.13%+$139.7K
New Oriental Education & Technology Group Inc.ADR(EDU)72,00062,000-10,000$3.88M$3.29M0.13%-$594.1K
CoreWeave, Inc.CL A(CRWV)024,000+24,000$0$3.28M0.13%+$3.28M
PepGen Inc.(PEPG)0700,000+700,000$0$3.23M0.13%+$3.23M
GitLab Inc.CL A(GTLB)35,00064,000+29,000$1.58M$2.89M0.11%+$1.31M
KE Holdings Inc.ADS(BEKE)105,000145,000+40,000$1.86M$2.75M0.11%+$892.3K
Palo Alto Networks, Inc.(PANW)11,50013,450+1,950$2.35M$2.74M0.11%+$385.3K
Tenax Therapeutics, Inc.(TENX)0352,441+352,441$0$2.68M0.10%+$2.68M
Workiva Inc.CL A(WK)28,00030,000+2,000$1.92M$2.58M0.10%+$665.8K
QUALCOMM Incorporated(QCOM)14,00014,0000$2.23M$2.33M0.09%+$99.4K
BioAge Labs, Inc.(BIOA)382,406382,4060$1.58M$2.25M0.09%+$669.2K
Keurig Dr Pepper Inc.(KDP)077,050+77,050$0$1.97M0.08%+$1.97M
HubSpot, Inc.(HUBS)3,0004,000+1,000$1.67M$1.87M0.07%+$201.3K
Chipotle Mexican Grill, Inc.(CMG)047,500+47,500$0$1.86M0.07%+$1.86M
Kalaris Therapeutics, Inc.(KLRS)282,586318,264+35,678$754.5K$1.84M0.07%+$1.09M
Generation Bio Co0296,892+296,892$0$1.82M0.07%+$1.82M
Cellebrite DI Ltd.(CLBT)60,00090,000+30,000$960.0K$1.67M0.07%+$707.7K
Primo Brands CorporationCL A(PRMB)37,50075,000+37,500$1.11M$1.66M0.06%+$546.8K
Spotify Technology S.A.SHS(SPOT)02,173+2,173$0$1.52M0.06%+$1.52M
NIQ Global Intelligence plc(NIQ)095,000+95,000$0$1.49M0.06%+$1.49M
monday.com LtdSHS
SHS
07,000+7,000$0$1.36M0.05%+$1.36M
SailPoint, Inc.(SAIL)50,00050,0000$1.14M$1.10M0.04%-$39.0K
Elastic NV
ORD SHS
012,500+12,500$0$1.06M0.04%+$1.06M
IREN Ltd
ORDINARY SHARES
020,000+20,000$0$938.1K0.04%+$938.1K
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Siren, L.L.C. — 13F Holdings — Q3 2025 | TickerTrail