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RA Capital Management, L.P.

Q4 2015 Holdings

Filed 2016-02-16 | 37 holdings | $195.6M | 13F-HR | View on SEC ↗ · Holdings Table ↗

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IssuerClassCUSIPValue ↓Shares% Portfolio
Aclaris Therapeutics Inc(ACRS)COM00461U105$69.1M2,564,55335.3%
Biocryst Pharmaceuticals(BCRX)COM09058V103$31.9M3,094,06416.3%
Ascendis Pharma A S(ASND)SPONSORED ADR04351P101$30.6M1,671,44715.7%
Coherus Biosciences Inc(CHRS)COM19249H103$29.2M1,272,04814.9%
Collegium Pharmaceutical Inc(COLL)COM19459J104$23.6M857,68312.1%
Ardelyx Inc(ARDX)COM039697107$10.4M571,4445.3%
Achillion Pharmaceuticals Inc(ACHNEUR)COM00448Q201$121.1K11,222,8930.1%
Wave Life Sciences LTD(WVE)SHSY95308105$113.1K7,088,6510.1%
Dyax CorpCOM26746E103$102.2K2,717,6180.1%
Axovant Sciences LTDCOMG0750W104$90.2K5,000,0000.0%
TG Therapeutics Inc(TGTX)COM88322Q108$33.6K2,813,7790.0%
Zogenix IncCOM NEW98978L204$33.2K2,253,2370.0%
Regulus Therapeutics IncCOM75915K101$30.4K3,482,9240.0%
Dicerna Pharmaceuticals Inc(DRNAUSD)COM253031108$28.8K2,428,5710.0%
Blueprint Medicines Corp(2L9)COM09627Y109$23.1K878,3480.0%
Proteon Therapeutics IncCOM74371L109$22.9K1,476,9310.0%
Strongbridge Biopharma PLCSHS USDG85347105$20.4K2,690,7020.0%
Aquinox Pharmaceuticals IncCOM03842B101$20.2K1,619,9770.0%
Sangamo Biosciences Inc(SGMO)COM800677106$20.2K2,212,0360.0%
Cidara Therapeutics IncCOM171757107$20.2K1,174,2190.0%
Alcobra LTDSHSM2239P109$19.0K3,032,9110.0%
Arena Pharmaceutical S IncCOM040047102$16.6K8,714,4820.0%
Global Blood Therapeutics IncCOM37890U108$14.8K457,1420.0%
Aimmune Therapeutics Inc(AIMT)COM00900T107$14.6K790,2000.0%
Dimension Therapeutics IncCOM25433V105$12.3K1,087,9300.0%
Pronai Therapeutics IncCOM74346L101$9.1K604,9820.0%
Natera Inc(NTRA)COM632307104$8.5K783,5200.0%
Tenax Therapeutics IncCOM88032L100$7.8K2,389,7000.0%
Vitae Pharmaceuticals IncCOM92847N103$5.8K321,1610.0%
Zynerba Pharmaceuticals IncCOM98986X109$5.1K507,1910.0%
Applied Genetic Technol Corp(2GT)COM03820J100$4.8K236,0590.0%
Nivalis Therapeutics IncCOM65481J109$4.7K612,8630.0%
Akari Therapeutics PLCSPONSORED ADR00972G108$3.8K263,9210.0%
Arca Biopharma IncCOM PAR$.00100211Y407$3.6K778,2110.0%
Derma Sciences IncCOM PAR $.01249827502$2.9K641,2360.0%
Neuroderm LTDORD SHSM74231107$2.5K144,6710.0%
Ampliphi Biosciences CorpCOM NEW03211P202$21353,6000.0%