Baker Brothers Advisors Q3 2023 significant ownership

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Baker Brothers Advisors is required to file a 13D/G report to the SEC when the ownership of a company's total stock issue exceeds 5%.

Baker Brothers Advisors Q3 2023 significant holdings filed using form 13D/G when ownership exceeds 5% of a company's total stock issue.
FiledShares Percentage
Neoleukin Therapeutics, Inc.August 17, 20239,469,83820.0%
Mereo Biopharma Group plcAugust 10, 202314,604,3912.2%
Verastem, Inc.August 10, 2023? ?
TScan Therapeutics, Inc.June 02, 20232,793,9386.5%
ACADIA PHARMACEUTICALS INCMay 24, 202343,084,28026.5%
INCYTE CORPMarch 15, 202336,280,96716.3%
Seagen Inc.March 13, 202346,985,65625.1%
Talis Biomedical CorpMarch 10, 202337,569,14066.2%
Aeglea BioTherapeutics, Inc.February 14, 20236,384,0139.9%
Merus N.V.February 14, 2023? ?
Surrozen, Inc./DEFebruary 14, 2023833,3332.3%
Verastem, Inc.February 14, 202326,988,89813.5%
OTONOMY, INC.February 10, 2023? ?
AMARIN CORP PLC\UKDecember 12, 2022? ?
DBV Technologies S.A.June 13, 202223,489,66925.0%
Kodiak Sciences Inc.June 06, 202217,353,84633.4%
Altimmune, Inc.February 14, 20221,941,6044.8%
Global Blood Therapeutics, Inc.February 14, 20223,314,7655.1%
Invitae CorpFebruary 14, 20229,873,4884.4%
Zymeworks Inc.February 14, 20224,977,29610.0%
Entrada Therapeutics, Inc.December 16, 20214,704,41915.1%
IDERA PHARMACEUTICALS, INC.April 09, 20212,066,5354.9%
InflaRx N.V.February 16, 2021856,2283.0%
Krystal Biotech, Inc.February 16, 2021698,8743.5%
Kiniksa Pharmaceuticals, Ltd.July 28, 20202,880,8709.2%
Aevi Genomic Medicine, LLCFebruary 14, 2020564,8440.7%
CONTRAFECT CorpFebruary 14, 20205,553,5993.5%
CymaBay Therapeutics, Inc.Sold outFebruary 14, 202000.0%
Principia Biopharma Inc.February 14, 20201,808,6845.5%
BELLICUM PHARMACEUTICALS, INCJanuary 24, 20202,491,2445.0%
AQUINOX PHARMACEUTICALS, INCAugust 07, 201911,359,67948.2%
GENOMIC HEALTH INCJuly 31, 20199,422,12625.3%
CATALYST PHARMACEUTICALS, INC.February 13, 20192,900,0002.8%
Clementia Pharmaceuticals Inc.February 13, 20193,724,4459.9%
Foamix Pharmaceuticals Ltd.February 13, 2019498,1890.9%
RITTER PHARMACEUTICALS INCFebruary 13, 2019286,4995.0%
Tonix Pharmaceuticals Holding Corp.February 13, 2019? ?
Erytech Pharma S.A.Sold outNovember 08, 201800.0%
IDERA PHARMACEUTICALS, INC.March 06, 201838,956,46118.0%
Ablynx NVFebruary 13, 20184,631,2866.2%
ACORDA THERAPEUTICS INCFebruary 13, 2018205,9660.4%
Arcturus Therapeutics Ltd.Sold outFebruary 13, 201800.0%
RITTER PHARMACEUTICALS INCFebruary 13, 20182,800,0005.7%
SANGAMO THERAPEUTICS, INCFebruary 13, 20182,113,3762.5%
Tonix Pharmaceuticals Holding Corp.February 13, 2018699,5008.9%
Trillium Therapeutics Inc.February 13, 2018668,3135.0%
Versartis, Inc.February 13, 20181,426,3104.0%
Achaogen IncJanuary 10, 2018122,4820.3%
DERMA SCIENCES, INC.March 10, 2017? ?
ARROWHEAD PHARMACEUTICALS, INC.February 14, 2017? ?
aTYR PHARMA INCFebruary 14, 2017? ?
Clovis Oncology, Inc.February 14, 2017? ?
IMMUNOGEN INCFebruary 14, 20173,015,3533.5%
PROGENICS PHARMACEUTICALS INCFebruary 14, 20173,150,8084.5%
SUNESIS PHARMACEUTICALS INCFebruary 14, 2017741,6653.6%
XENOPORT INCSold outAugust 04, 201600.0%
Anacor Pharmaceuticals, Inc.July 11, 2016? ?
ALCOBRA LTD.February 16, 20162,336,3598.5%
ARROWHEAD RESEARCH CORPFebruary 16, 20163,680,4995.9%
Biodel IncFebruary 16, 2016871,5001.3%
LA JOLLA PHARMACEUTICAL COFebruary 16, 2016795,1914.2%
REPROS THERAPEUTICS INC.Sold outDecember 10, 201500.0%
SYNAGEVA BIOPHARMA CORPSold outJune 24, 201500.0%
Vanda Pharmaceuticals Inc.April 10, 20151,750,2304.2%
Celsus Therapeutics Plc.Sold outMarch 10, 201500.0%
ASSEMBLY BIOSCIENCES, INC.Sold outFebruary 17, 201500.0%
HALOZYME THERAPEUTICS INCFebruary 17, 20152,776,1432.2%
STEMLINE THERAPEUTICS INCFebruary 17, 2015338,6712.5%
TG THERAPEUTICS, INC.February 17, 20152,050,3134.7%
AVANIR PHARMACEUTICALS, INC.November 10, 201432,767,07817.0%
Chelsea Therapeutics International, Ltd.February 14, 20145,794,7538.2%
HERON THERAPEUTICS, INC. /DE/February 14, 201446,355,85110.0%
LA JOLLA PHARMACEUTICAL COFebruary 14, 201422,558,06910.0%
VENTRUS BIOSCIENCES INCFebruary 14, 20142,177,84010.0%
MEI Pharma, Inc.December 30, 2013746,5213.4%
MEI Pharma, Inc.October 31, 20131,130,3175.1%
TRANZYME INCSold outFebruary 11, 201300.0%
YM BIOSCIENCES INCSold outFebruary 05, 201300.0%
AUXILIUM PHARMACEUTICALS INCFebruary 04, 20134,371,1298.9%
BIODELIVERY SCIENCES INTERNATIONAL INCFebruary 01, 20133,164,42610.0%
INTERMUNE INCFebruary 01, 20132,630,5883.3%
PHARMACYCLICS INCFebruary 01, 201311,444,36016.4%
VIROPHARMA INCFebruary 01, 20139,033,26513.7%
INSMED INCFebruary 15, 20063,663,2636.4%

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