RA CAPITAL MANAGEMENT, L.P. Diversified Active

Location: Boston, MA

CIK: 0001346824 · Show all filings

Period: Q4 2014 (← Previous) (Next →)

Filing Date: Feb 17, 2015

Total Value: $930M (100.0% shares, 0.0% debt)

Holdings (51)

SGMO SANGAMO BIOSCIENCES INC 9.8%
Value $91.62M Shares 6,000,000 Est. Cost $9.24 Unrealized +31.4%
BCRX BIOCRYST PHARMACEUTICALS 9.2%
Value $85.73M Shares 7,050,356 Est. Cost $9.01 Unrealized +22.7%
ACHILLION PHARMACEUTICALS INC 8.8%
Value $82.08M Shares 6,700,000 Est. Cost $4.78 Unrealized
REGULUS THERAPEUTICS INC 8.2%
Value $76.08M Shares 4,742,911 Est. Cost $16.04 Unrealized
DYAX CORP 7.5%
Value $69.54M Shares 4,945,697 Est. Cost $8.24 Unrealized
TGTX TG THERAPEUTICS INC 5.7%
Value $53.07M Shares 3,350,449 Est. Cost $10.71 Unrealized +21.6%
BLUEBIRD BIO INC 5.0%
Value $46.42M Shares 506,122 Est. Cost $30.29 Unrealized
DICERNA PHARMACEUTICALS INC 4.3%
Value $40M Shares 2,428,571 Est. Cost $28.25 Unrealized
ACAD ACADIA PHARMACEUTICALS INC 3.4%
Value $31.75M Shares 1,000,000 Est. Cost $23.39 Unrealized +21.3%
ACHILLION PHARMACEUTICALS IN 3.3%
Value $30.63M Shares 2,500,000 Est. Cost $4.78 Unrealized
CHRS COHERUS BIOSCIENCES INC 2.7%
Value $25.38M Shares 1,555,355 Est. Cost $14.11 Unrealized 0.0%
ZS PHARMA INC 2.5%
Value $23.47M Shares 564,483 Est. Cost $39.23 Unrealized
ZAFGEN INC 2.4%
Value $22.6M Shares 732,960 Est. Cost $19.65 Unrealized
XNCR XENCOR INC 2.4%
Value $22.45M Shares 1,399,423 Est. Cost $9.16 Unrealized +26.7%
FORWARD PHARMA A/S 2.2%
Value $20.22M Shares 970,600 Est. Cost $20.83 Unrealized
NOVAVAX INC 2.1%
Value $19.22M Shares 3,241,083 Est. Cost $2.24 Unrealized
SGMO SANGAMO BIOSCIENCES INC 2.0%
Value $18.56M Shares 1,220,209 Est. Cost $9.24 Unrealized +31.4%
TREVENA INC 1.9%
Value $17.79M Shares 2,974,647 Est. Cost $5.98 Unrealized
JUNO THERAPEUTICS INC 1.6%
Value $14.62M Shares 280,000 Est. Cost $52.22 Unrealized
THERAPEUTICSMD INC 1.5%
Value $14.29M Shares 3,211,132 Est. Cost $3.00 Unrealized
OPHTHOTECH CORP 1.5%
Value $13.94M Shares 310,554 Est. Cost $33.27 Unrealized
PROTEON THERAPEUTICS INC 1.4%
Value $13M Shares 1,250,000 Est. Cost $10.40 Unrealized
TENAX THERAPEUTICS INC 1.1%
Value $10.25M Shares 2,670,300 Est. Cost $3.92 Unrealized
BELLICUM PHARMACEUTICALS INC 1.0%
Value $9.337M Shares 1,026,402 Est. Cost $9.10 Unrealized
AUPH AURINIA PHARMACEUTICALS INC 1.0%
Value $9.006M Shares 2,474,076 Est. Cost $3.52 Unrealized 0.0%
SCYNEXIS INC 0.9%
Value $8.383M Shares 840,000 Est. Cost $8.02 Unrealized
ROCKWELL MED INC 0.8%
Value $7.26M Shares 706,252 Est. Cost $10.28 Unrealized
AKBA AKEBIA THERAPEUTICS INC 0.7%
Value $6.953M Shares 597,363 Est. Cost $24.08 Unrealized -40.4%
VICAL INC 0.7%
Value $6.514M Shares 6,203,690 Est. Cost $1.11 Unrealized
CTI BIOPHARMA CORP 0.6%
Value $5.9M Shares 2,500,000 Est. Cost $2.36 Unrealized
VERSARTIS INC 0.6%
Value $5.192M Shares 231,267 Est. Cost $41.65 Unrealized
AURIS MED HLDG AG 0.4%
Value $3.666M Shares 940,000 Est. Cost $5.77 Unrealized
BIOTA PHARMACEUTIALS INC 0.3%
Value $3.088M Shares 1,378,770 Est. Cost $2.24 Unrealized
OCERA THERAPEUTICS INC 0.3%
Value $2.659M Shares 417,476 Est. Cost $11.51 Unrealized
T2 BIOSYSTEMS INC 0.3%
Value $2.655M Shares 138,002 Est. Cost $18.09 Unrealized
AGIO AGIOS PHARMACEUTICALS INC 0.2%
Value $1.972M Shares 17,600 Est. Cost $43.10 Unrealized +107.1%
WAFERGEN BIO-SYSTEMS INC 0.2%
Value $1.68M Shares 560,000 Est. Cost $4.35 Unrealized
PTCT PTC THERAPEUTICS INC 0.1%
Value $1.336M Shares 25,800 Est. Cost $31.28 Unrealized +40.7%
MERRIMACK PHARMACEUTICALS INC 0.1%
Value $1.315M Shares 116,400 Est. Cost $8.78 Unrealized
NEWLINK GENETICS CORP 0.1%
Value $1.193M Shares 30,000 Est. Cost $21.43 Unrealized
ALKS ALKERMES PLC 0.1%
Value $1.124M Shares 19,200 Est. Cost $44.82 Unrealized +13.6%
REGN REGENERON PHARMACEUTICALS 0.1%
Value $1.005M Shares 2,450 Est. Cost $333.32 Unrealized +17.3%
CELGENE CORP 0.1%
Value $973K Shares 8,700 Est. Cost $94.83 Unrealized
AMGN AMGEN INC 0.1%
Value $940K Shares 5,900 Est. Cost $94.52 Unrealized +19.9%
RGEN REPLIGEN CORP 0.1%
Value $891K Shares 45,000 Est. Cost $21.05 Unrealized +6.2%
BIIB BIOGEN IDEC INC 0.1%
Value $883K Shares 2,600 Est. Cost $329.72 Unrealized -1.9%
ACAD ACADIA PHARMACEUTICALS INC 0.1%
Value $867K Shares 27,300 Est. Cost $23.39 Unrealized +21.3%
KERYX BIOPHARMACEUTICALS INC 0.1%
Value $838K Shares 59,200 Est. Cost $13.75 Unrealized
CELLADON CORP 0.1%
Value $799K Shares 40,900 Est. Cost $19.54 Unrealized
KYTHERA BIOPHARMACEUTICALS 0.1%
Value $789K Shares 22,750 Est. Cost $32.75 Unrealized
PBYI PUMA BIOTECHNOLOGY INC 0.1%
Value $587K Shares 3,100 Est. Cost $205.34 Unrealized +8.0%