TANG CAPITAL MANAGEMENT LLC Diversified Active

Location: San Diego, CA

CIK: 0001232621 · Show all filings

Period: Q1 2016 (← Previous) (Next →)

Filing Date: May 16, 2016

Total Value: $220M (87.7% shares, 12.3% debt)

Holdings (15)

HRTX HERON THERAPEUTICS INC 44.9%

Value $98.57M Shares 5,190,837 Est. Cost $12.86 Unrealized +53.4%

— LA JOLLA PHARMACEUTICAL CO 29.1%

Value $63.82M Shares 3,052,130 Est. Cost $14.80 Unrealized —

— OPKO HEALTH INC 9.9%

Value $21.83M Shares 14,000,000 Est. Cost $1.47 Unrealized —

BMRN BIOMARIN PHARMACEUTICAL INC 3.4%

Value $7.441M Shares 90,215 Est. Cost $62.32 Unrealized +30.6%

— MERRIMACK PHARMACEUTICALS INC 2.4%

Value $5.233M Shares 3,500,000 Est. Cost $1.36 Unrealized —

SRPT SAREPTA THERAPEUTICS INC 2.2%

Value $4.88M Shares 250,000 Est. Cost $17.47 Unrealized 0.0%

BABA ALIBABA GROUP HLDG LTD 2.2%

Value $4.742M Shares 60,000 Est. Cost $79.03 Unrealized —

OPK OPKO HEALTH INC 1.7%

Value $3.637M Shares 350,000 Est. Cost $9.14 Unrealized 0.0%

— NEKTAR THERAPEUTICS 1.6%

Value $3.575M Shares 260,000 Est. Cost $13.75 Unrealized —

INFIQ INFINITY PHARMACEUTICALS INC 1.1%

Value $2.424M Shares 460,000 Est. Cost $6.12 Unrealized 0.0%

BCRX BIOCRYST PHARMACEUTICALS 0.6%

Value $1.217M Shares 430,000 Est. Cost $4.43 Unrealized 0.0%

— LIPOCINE INC 0.5%

Value $1.015M Shares 100,000 Est. Cost $10.15 Unrealized —

— ATYR PHARMA INC 0.3%

Value $749K Shares 190,000 Est. Cost $3.94 Unrealized —

— IGNYTA INC 0.1%

Value $271K Shares 40,000 Est. Cost $6.78 Unrealized —

— CELLDEX THERAPEUTICS INC 0.1%

Value $189K Shares 50,000 Est. Cost $3.78 Unrealized —

Ticker	Issuer	Shares	Value	%	Est. Cost	Unrealized	Class	CUSIP
HRTX	HERON THERAPEUTICS INC	5,190,837	$98.57M	44.9%	$12.86	+53.4%	COM	427746102
—	LA JOLLA PHARMACEUTICAL CO	3,052,130	$63.82M	29.1%	$14.80	—	COM	503459604
—	OPKO HEALTH INC	14,000,000	$21.83M	9.9%	$1.47	—	DEBT 3.0% 2/1/33	68375NAB9
BMRN	BIOMARIN PHARMACEUTICAL INC	90,215	$7.441M	3.4%	$62.32	+30.6%	COM	09061G101
—	MERRIMACK PHARMACEUTICALS INC	3,500,000	$5.233M	2.4%	$1.36	—	NOTE 4.5% 7/15/20	590328AA8
SRPT	SAREPTA THERAPEUTICS INC	250,000	$4.88M	2.2%	$17.47	0.0%	COM	803607100
BABA	ALIBABA GROUP HLDG LTD	60,000	$4.742M	2.2%	$79.03	—	SPONSORED ADS	01609W102
OPK	OPKO HEALTH INC	350,000	$3.637M	1.7%	$9.14	0.0%	COM	68375N103
—	NEKTAR THERAPEUTICS	260,000	$3.575M	1.6%	$13.75	—	COM	640268108
INFIQ	INFINITY PHARMACEUTICALS INC	460,000	$2.424M	1.1%	$6.12	0.0%	COM	45665G303
BCRX	BIOCRYST PHARMACEUTICALS	430,000	$1.217M	0.6%	$4.43	0.0%	COM	09058V103
—	LIPOCINE INC	100,000	$1.015M	0.5%	$10.15	—	COM	53630X104
—	ATYR PHARMA INC	190,000	$749K	0.3%	$3.94	—	COM	002120103
—	IGNYTA INC	40,000	$271K	0.1%	$6.78	—	COM	451731103
—	CELLDEX THERAPEUTICS INC	50,000	$189K	0.1%	$3.78	—	COM	15117B103