Ghost Tree Capital, LLC Hedge Fund

CIK: 0001595851 · Show all filings

Period: Q2 2018 (← Previous) (Next →)

Filing Date: Aug 14, 2018

Total Value: $340M (100.0% shares, 0.0% debt)

Holdings (46)

— IMMUNOMEDICS INC 8.7%

Value $29.59M Shares 1,250,000 Est. Cost $8.35 Unrealized —

— MIRATI THERAPEUTICS INC 7.3%

Value $24.65M Shares 500,000 Est. Cost $33.00 Unrealized —

SRPT SAREPTA THERAPEUTICS INC 6.8%

Value $23.13M Shares 175,000 Est. Cost $66.68 Unrealized +41.4%

PTCT PTC THERAPEUTICS INC 6.7%

Value $22.77M Shares 675,000 Est. Cost $29.45 Unrealized +5.9%

ALNY ALNYLAM PHARMACEUTICALS INC 6.1%

Value $20.68M Shares 210,000 Est. Cost $99.19 Unrealized 0.0%

— BLUEBIRD BIO INC 4.9%

Value $16.48M Shares 105,000 Est. Cost $156.95 Unrealized —

ARGX ARGENX SE 3.7%

Value $12.43M Shares 150,000 Est. Cost $21.52 Unrealized —

ASND ASCENDIS PHARMA A S 3.4%

Value $11.64M Shares 175,000 Est. Cost $42.91 Unrealized —

— GLOBAL BLOOD THERAPEUTICS IN 3.2%

Value $10.94M Shares 242,000 Est. Cost $45.20 Unrealized —

— MERSANA THERAPEUTICS INC 3.2%

Value $10.72M Shares 600,000 Est. Cost $16.89 Unrealized —

ARWR ARROWHEAD PHARMACEUTICALS IN 2.8%

Value $9.52M Shares 700,000 Est. Cost $6.16 Unrealized +51.8%

— ASSEMBLY BIOSCIENCES INC 2.7%

Value $9.214M Shares 235,000 Est. Cost $45.55 Unrealized —

EXEL EXELIXIS INC 2.5%

Value $8.608M Shares 400,000 Est. Cost $20.68 Unrealized 0.0%

ACAD ACADIA PHARMACEUTICALS INC 2.4%

Value $8.169M Shares 535,000 Est. Cost $25.20 Unrealized -29.2%

— DICERNA PHARMACEUTICALS INC 2.4%

Value $8.085M Shares 660,000 Est. Cost $9.28 Unrealized —

— ADAMAS PHARMACEUTICALS INC 2.2%

Value $7.62M Shares 295,000 Est. Cost $23.90 Unrealized —

— KADMON HLDGS INC 2.2%

Value $7.581M Shares 1,900,000 Est. Cost $3.88 Unrealized —

— ENDOCYTE INC 2.0%

Value $6.9M Shares 500,000 Est. Cost $9.09 Unrealized —

RCKT ROCKET PHARMACEUTICALS INC 2.0%

Value $6.871M Shares 350,000 Est. Cost $16.31 Unrealized +16.0%

MDGL MADRIGAL PHARMACEUTICALS INC 1.9%

Value $6.573M Shares 23,500 Est. Cost $175.60 Unrealized 0.0%

— AVROBIO INC 1.9%

Value $6.569M Shares 230,000 Est. Cost $28.56 Unrealized —

— GLYCOMIMETICS INC 1.9%

Value $6.452M Shares 400,000 Est. Cost $16.19 Unrealized —

VRAYQ VIEWRAY INC 1.8%

Value $6.228M Shares 900,000 Est. Cost $6.99 Unrealized +4.0%

— OBSEVA SA 1.8%

Value $6.056M Shares 400,000 Est. Cost $9.76 Unrealized —

— TRICIDA INC 1.6%

Value $5.562M Shares 186,019 Est. Cost $29.90 Unrealized —

— AUDENTES THERAPEUTICS INC 1.4%

Value $4.776M Shares 125,000 Est. Cost $38.21 Unrealized —

IOVA IOVANCE BIOTHERAPEUTICS INC 1.4%

Value $4.608M Shares 360,000 Est. Cost $15.14 Unrealized -3.5%

KURA KURA ONCOLOGY INC 1.2%

Value $4.186M Shares 230,000 Est. Cost $16.94 Unrealized 0.0%

— BIODELIVERY SCIENCES INTL IN 1.2%

Value $4.163M Shares 1,411,247 Est. Cost $2.95 Unrealized —

— CATALYST BIOSCIENCES INC 1.2%

Value $4.143M Shares 355,000 Est. Cost $25.80 Unrealized —

APLS APELLIS PHARMACEUTICALS INC 1.2%

Value $4.07M Shares 185,000 Est. Cost $22.98 Unrealized 0.0%

— NEOS THERAPEUTICS INC 1.1%

Value $3.75M Shares 600,000 Est. Cost $7.80 Unrealized —

— LANNET INC 1.0%

Value $3.4M Shares 250,000 Est. Cost $16.05 Unrealized —

— GENOCEA BIOSCIENCES INC 0.9%

Value $3.016M Shares 3,525,000 Est. Cost $0.86 Unrealized —

— AVADEL PHARMACEUTICALS PLC 0.8%

Value $2.759M Shares 450,000 Est. Cost $7.29 Unrealized —

ANAB ANAPTYSBIO INC 0.3%

Value $1.115M Shares 15,700 Est. Cost $100.41 Unrealized -16.5%

— ZAFGEN INC 0.3%

Value $1.046M Shares 102,263 Est. Cost $10.23 Unrealized —

— ACORDA THERAPEUTICS INC 0.3%

Value $947K Shares 33,000 Est. Cost $28.70 Unrealized —

PBYI PUMA BIOTECHNOLOGY INC 0.2%

Value $828K Shares 14,000 Est. Cost $57.95 Unrealized 0.0%

— EDGE THERAPEUTICS INC 0.2%

Value $773K Shares 750,792 Est. Cost $1.03 Unrealized —

— MOTUS GI HLDGS INC 0.2%

Value $719K Shares 100,000 Est. Cost $4.48 Unrealized —

TGTX TG THERAPEUTICS INC 0.2%

Value $684K Shares 52,000 Est. Cost $12.78 Unrealized +7.6%

— SPECTRUM PHARMACEUTICALS INC 0.2%

Value $608K Shares 29,000 Est. Cost $20.97 Unrealized —

XBI SPDR SERIES TRUST 0.2%

Value $525K Shares 5,000 Est. Cost — Unrealized —

— LANNET INC 0.2%

Value $520K Shares 2,000 Est. Cost $16.05 Unrealized —

— BIOHAVEN PHARMACTL HLDG CO L 0.0%

Value $122K Shares 2,000 Est. Cost $26.17 Unrealized —

Ticker	Issuer	Shares	Value	%	Est. Cost	Unrealized	Class	CUSIP
—	IMMUNOMEDICS INC	1,250,000	$29.59M	8.7%	$8.35	—	COM	452907108
—	MIRATI THERAPEUTICS INC	500,000	$24.65M	7.3%	$33.00	—	COM	60468T105
SRPT	SAREPTA THERAPEUTICS INC	175,000	$23.13M	6.8%	$66.68	+41.4%	COM	803607100
PTCT	PTC THERAPEUTICS INC	675,000	$22.77M	6.7%	$29.45	+5.9%	COM	69366J200
ALNY	ALNYLAM PHARMACEUTICALS INC	210,000	$20.68M	6.1%	$99.19	0.0%	COM	02043Q107
—	BLUEBIRD BIO INC	105,000	$16.48M	4.9%	$156.95	—	COM	09609G100
ARGX	ARGENX SE	150,000	$12.43M	3.7%	$21.52	—	SPONSORED ADR	04016X101
ASND	ASCENDIS PHARMA A S	175,000	$11.64M	3.4%	$42.91	—	SPONSORED ADR	04351P101
—	GLOBAL BLOOD THERAPEUTICS IN	242,000	$10.94M	3.2%	$45.20	—	COM	37890U108
—	MERSANA THERAPEUTICS INC	600,000	$10.72M	3.2%	$16.89	—	COM	59045L106
ARWR	ARROWHEAD PHARMACEUTICALS IN	700,000	$9.52M	2.8%	$6.16	+51.8%	COM	04280A100
—	ASSEMBLY BIOSCIENCES INC	235,000	$9.214M	2.7%	$45.55	—	COM	045396108
EXEL	EXELIXIS INC	400,000	$8.608M	2.5%	$20.68	0.0%	COM	30161Q104
ACAD	ACADIA PHARMACEUTICALS INC	535,000	$8.169M	2.4%	$25.20	-29.2%	COM	004225108
—	DICERNA PHARMACEUTICALS INC	660,000	$8.085M	2.4%	$9.28	—	COM	253031108
—	ADAMAS PHARMACEUTICALS INC	295,000	$7.62M	2.2%	$23.90	—	COM	00548A106
—	KADMON HLDGS INC	1,900,000	$7.581M	2.2%	$3.88	—	COM	48283N106
—	ENDOCYTE INC	500,000	$6.9M	2.0%	$9.09	—	COM	29269A102
RCKT	ROCKET PHARMACEUTICALS INC	350,000	$6.871M	2.0%	$16.31	+16.0%	COM	77313F106
MDGL	MADRIGAL PHARMACEUTICALS INC	23,500	$6.573M	1.9%	$175.60	0.0%	COM	558868105
—	AVROBIO INC	230,000	$6.569M	1.9%	$28.56	—	COM	05455M100
—	GLYCOMIMETICS INC	400,000	$6.452M	1.9%	$16.19	—	COM	38000Q102
VRAYQ	VIEWRAY INC	900,000	$6.228M	1.8%	$6.99	+4.0%	COM	92672L107
—	OBSEVA SA	400,000	$6.056M	1.8%	$9.76	—	COM	H5861P103
—	TRICIDA INC	186,019	$5.562M	1.6%	$29.90	—	COM	89610F101
—	AUDENTES THERAPEUTICS INC	125,000	$4.776M	1.4%	$38.21	—	COM	05070R104
IOVA	IOVANCE BIOTHERAPEUTICS INC	360,000	$4.608M	1.4%	$15.14	-3.5%	COM	462260100
KURA	KURA ONCOLOGY INC	230,000	$4.186M	1.2%	$16.94	0.0%	COM	50127T109
—	BIODELIVERY SCIENCES INTL IN	1,411,247	$4.163M	1.2%	$2.95	—	COM	09060J106
—	CATALYST BIOSCIENCES INC	355,000	$4.143M	1.2%	$25.80	—	COM NEW	14888D208
APLS	APELLIS PHARMACEUTICALS INC	185,000	$4.07M	1.2%	$22.98	0.0%	COM	03753U106
—	NEOS THERAPEUTICS INC	600,000	$3.75M	1.1%	$7.80	—	COM	64052L106
—	LANNET INC	250,000	$3.4M	1.0%	$16.05	—	COM	516012101
—	GENOCEA BIOSCIENCES INC	3,525,000	$3.016M	0.9%	$0.86	—	COM	372427104
—	AVADEL PHARMACEUTICALS PLC	450,000	$2.759M	0.8%	$7.29	—	SPONSORED ADR	05337M104
ANAB	ANAPTYSBIO INC	15,700	$1.115M	0.3%	$100.41	-16.5%	COM	032724106
—	ZAFGEN INC	102,263	$1.046M	0.3%	$10.23	—	COM	98885E103
—	ACORDA THERAPEUTICS INC	33,000	$947K	0.3%	$28.70	—	COM	00484M106
PBYI	PUMA BIOTECHNOLOGY INC	14,000	$828K	0.2%	$57.95	0.0%	COM	74587V107
—	EDGE THERAPEUTICS INC	750,792	$773K	0.2%	$1.03	—	COM	279870109
—	MOTUS GI HLDGS INC	100,000	$719K	0.2%	$4.48	—	COM	62014P108
TGTX	TG THERAPEUTICS INC	52,000	$684K	0.2%	$12.78	+7.6%	COM	88322Q108
—	SPECTRUM PHARMACEUTICALS INC	29,000	$608K	0.2%	$20.97	—	COM	84763A108
XBI	SPDR SERIES TRUST	5,000	$525K	0.2%	—	—	Put	78464A870
—	LANNET INC	2,000	$520K	0.2%	$16.05	—	Call	516012101
—	BIOHAVEN PHARMACTL HLDG CO L	2,000	$122K	0.0%	$26.17	—	Call	G11196105