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 Share Price $15.27 * Est. Cost/Share $9.24 Unrealized @ Report Date +31.4%
BCRX BIOCRYST PHARMACEUTICALS 9.2%
Value $85.73M Shares 7,050,356 Share Price $12.16 * Est. Cost/Share $9.01 Unrealized @ Report Date +22.7%
— ACHILLION PHARMACEUTICALS INC 8.8%
Value $82.08M Shares 6,700,000 Share Price $12.25 Est. Cost/Share $4.78 Unrealized @ Report Date —
— REGULUS THERAPEUTICS INC 8.2%
Value $76.08M Shares 4,742,911 Share Price $16.04 Est. Cost/Share $16.04 Unrealized @ Report Date —
— DYAX CORP 7.5%
Value $69.54M Shares 4,945,697 Share Price $14.06 Est. Cost/Share $8.24 Unrealized @ Report Date —
TGTX TG THERAPEUTICS INC 5.7%
Value $53.07M Shares 3,350,449 Share Price $15.84 * Est. Cost/Share $10.71 Unrealized @ Report Date +21.6%
— BLUEBIRD BIO INC 5.0%
Value $46.42M Shares 506,122 Share Price $91.72 Est. Cost/Share $30.29 Unrealized @ Report Date —
— DICERNA PHARMACEUTICALS INC 4.3%
Value $40M Shares 2,428,571 Share Price $16.47 Est. Cost/Share $28.25 Unrealized @ Report Date —
ACAD ACADIA PHARMACEUTICALS INC 3.4%
Value $31.75M Shares 1,000,000 Share Price $31.75 * Est. Cost/Share $23.39 Unrealized @ Report Date +21.3%
— ACHILLION PHARMACEUTICALS IN 3.3%
Value $30.63M Shares 2,500,000 Share Price $12.25 Est. Cost/Share $4.78 Unrealized @ Report Date —
CHRS COHERUS BIOSCIENCES INC 2.7%
Value $25.38M Shares 1,555,355 Share Price $16.32 * Est. Cost/Share $14.11 Unrealized @ Report Date 0.0%
— ZS PHARMA INC 2.5%
Value $23.47M Shares 564,483 Share Price $41.57 Est. Cost/Share $39.23 Unrealized @ Report Date —
— ZAFGEN INC 2.4%
Value $22.6M Shares 732,960 Share Price $30.84 Est. Cost/Share $19.65 Unrealized @ Report Date —
XNCR XENCOR INC 2.4%
Value $22.45M Shares 1,399,423 Share Price $16.04 * Est. Cost/Share $9.16 Unrealized @ Report Date +26.7%
— FORWARD PHARMA A/S 2.2%
Value $20.22M Shares 970,600 Share Price $20.83 Est. Cost/Share $20.83 Unrealized @ Report Date —
— NOVAVAX INC 2.1%
Value $19.22M Shares 3,241,083 Share Price $5.93 Est. Cost/Share $2.24 Unrealized @ Report Date —
SGMO SANGAMO BIOSCIENCES INC 2.0%
Value $18.56M Shares 1,220,209 Share Price $15.21 * Est. Cost/Share $9.24 Unrealized @ Report Date +31.4%
— TREVENA INC 1.9%
Value $17.79M Shares 2,974,647 Share Price $5.98 Est. Cost/Share $5.98 Unrealized @ Report Date —
— JUNO THERAPEUTICS INC 1.6%
Value $14.62M Shares 280,000 Share Price $52.22 Est. Cost/Share $52.22 Unrealized @ Report Date —
— THERAPEUTICSMD INC 1.5%
Value $14.29M Shares 3,211,132 Share Price $4.45 Est. Cost/Share $3.00 Unrealized @ Report Date —
— OPHTHOTECH CORP 1.5%
Value $13.94M Shares 310,554 Share Price $44.87 Est. Cost/Share $33.27 Unrealized @ Report Date —
— PROTEON THERAPEUTICS INC 1.4%
Value $13M Shares 1,250,000 Share Price $10.40 Est. Cost/Share $10.40 Unrealized @ Report Date —
— TENAX THERAPEUTICS INC 1.1%
Value $10.25M Shares 2,670,300 Share Price $3.84 Est. Cost/Share $3.92 Unrealized @ Report Date —
— BELLICUM PHARMACEUTICALS INC 1.0%
Value $9.337M Shares 1,026,402 Share Price $9.10 Est. Cost/Share $9.10 Unrealized @ Report Date —
AUPH AURINIA PHARMACEUTICALS INC 1.0%
Value $9.006M Shares 2,474,076 Share Price $3.64 * Est. Cost/Share $3.52 Unrealized @ Report Date 0.0%
— SCYNEXIS INC 0.9%
Value $8.383M Shares 840,000 Share Price $9.98 Est. Cost/Share $8.02 Unrealized @ Report Date —
— ROCKWELL MED INC 0.8%
Value $7.26M Shares 706,252 Share Price $10.28 Est. Cost/Share $10.28 Unrealized @ Report Date —
AKBA AKEBIA THERAPEUTICS INC 0.7%
Value $6.953M Shares 597,363 Share Price $11.64 * Est. Cost/Share $24.08 Unrealized @ Report Date -40.4%
— VICAL INC 0.7%
Value $6.514M Shares 6,203,690 Share Price $1.05 Est. Cost/Share $1.11 Unrealized @ Report Date —
— CTI BIOPHARMA CORP 0.6%
Value $5.9M Shares 2,500,000 Share Price $2.36 Est. Cost/Share $2.36 Unrealized @ Report Date —
— VERSARTIS INC 0.6%
Value $5.192M Shares 231,267 Share Price $22.45 Est. Cost/Share $41.65 Unrealized @ Report Date —
— AURIS MED HLDG AG 0.4%
Value $3.666M Shares 940,000 Share Price $3.90 Est. Cost/Share $5.77 Unrealized @ Report Date —
— BIOTA PHARMACEUTIALS INC 0.3%
Value $3.088M Shares 1,378,770 Share Price $2.24 Est. Cost/Share $2.24 Unrealized @ Report Date —
— OCERA THERAPEUTICS INC 0.3%
Value $2.659M Shares 417,476 Share Price $6.37 Est. Cost/Share $11.51 Unrealized @ Report Date —
— T2 BIOSYSTEMS INC 0.3%
Value $2.655M Shares 138,002 Share Price $19.24 Est. Cost/Share $18.09 Unrealized @ Report Date —
AGIO AGIOS PHARMACEUTICALS INC 0.2%
Value $1.972M Shares 17,600 Share Price $112.05 * Est. Cost/Share $43.10 Unrealized @ Report Date +107.1%
— WAFERGEN BIO-SYSTEMS INC 0.2%
Value $1.68M Shares 560,000 Share Price $3.00 Est. Cost/Share $4.35 Unrealized @ Report Date —
PTCT PTC THERAPEUTICS INC 0.1%
Value $1.336M Shares 25,800 Share Price $51.78 * Est. Cost/Share $31.28 Unrealized @ Report Date +40.7%
— MERRIMACK PHARMACEUTICALS INC 0.1%
Value $1.315M Shares 116,400 Share Price $11.30 Est. Cost/Share $8.78 Unrealized @ Report Date —
— NEWLINK GENETICS CORP 0.1%
Value $1.193M Shares 30,000 Share Price $39.77 Est. Cost/Share $21.43 Unrealized @ Report Date —
ALKS ALKERMES PLC 0.1%
Value $1.124M Shares 19,200 Share Price $58.54 * Est. Cost/Share $44.82 Unrealized @ Report Date +13.6%
REGN REGENERON PHARMACEUTICALS 0.1%
Value $1.005M Shares 2,450 Share Price $410.20 * Est. Cost/Share $333.32 Unrealized @ Report Date +17.3%
— CELGENE CORP 0.1%
Value $973K Shares 8,700 Share Price $111.84 Est. Cost/Share $94.83 Unrealized @ Report Date —
AMGN AMGEN INC 0.1%
Value $940K Shares 5,900 Share Price $159.32 * Est. Cost/Share $94.52 Unrealized @ Report Date +19.9%
RGEN REPLIGEN CORP 0.1%
Value $891K Shares 45,000 Share Price $19.80 * Est. Cost/Share $21.05 Unrealized @ Report Date +6.2%
BIIB BIOGEN IDEC INC 0.1%
Value $883K Shares 2,600 Share Price $339.62 * Est. Cost/Share $329.72 Unrealized @ Report Date -1.9%
ACAD ACADIA PHARMACEUTICALS INC 0.1%
Value $867K Shares 27,300 Share Price $31.76 * Est. Cost/Share $23.39 Unrealized @ Report Date +21.3%
— KERYX BIOPHARMACEUTICALS INC 0.1%
Value $838K Shares 59,200 Share Price $14.16 Est. Cost/Share $13.75 Unrealized @ Report Date —
— CELLADON CORP 0.1%
Value $799K Shares 40,900 Share Price $19.54 Est. Cost/Share $19.54 Unrealized @ Report Date —
— KYTHERA BIOPHARMACEUTICALS 0.1%
Value $789K Shares 22,750 Share Price $34.68 Est. Cost/Share $32.75 Unrealized @ Report Date —
PBYI PUMA BIOTECHNOLOGY INC 0.1%
Value $587K Shares 3,100 Share Price $189.35 * Est. Cost/Share $205.34 Unrealized @ Report Date +8.0%