TANG CAPITAL MANAGEMENT LLC Diversified Active

Location: San Diego, CA

CIK: 0001232621 · Show all filings

Period: Q1 2014 (← Previous) (Next →)

Filing Date: May 15, 2014

Total Value: $206M (71.3% shares, 28.7% debt)

Holdings (13)

HRTX HERON THERAPEUTICS INC 29.7%

Value $61.33M Shares 4,408,987 Share Price $13.91 * Est. Cost/Share $12.60 Unrealized @ Report Date 0.0%

— PDL BIOPHARMA INC 19.5%

Value $40.2M Shares 25,974,000 Share Price $1.55 Est. Cost/Share $1.41 Unrealized @ Report Date —

— SALIX PHARMACEUTICALS INC 15.1%

Value $31.08M Shares 300,000 Share Price $103.61 Est. Cost/Share $66.15 Unrealized @ Report Date —

— OPKO HEALTH INC 9.2%

Value $19.04M Shares 14,000,000 Share Price $1.36 Est. Cost/Share $1.04 Unrealized @ Report Date —

— HORIZON PHARMA INC 7.3%

Value $15.12M Shares 1,000,000 Share Price $15.12 Est. Cost/Share $15.12 Unrealized @ Report Date —

BMRN BIOMARIN PHARMACEUTICAL INC 6.0%

Value $12.44M Shares 182,300 Share Price $68.21 * Est. Cost/Share $62.32 Unrealized @ Report Date +18.3%

— ENDOCYTE INC 5.4%

Value $11.09M Shares 465,763 Share Price $23.81 Est. Cost/Share $13.13 Unrealized @ Report Date —

— MIRATI THERAPEUTICS INC 4.0%

Value $8.312M Shares 435,843 Share Price $19.07 Est. Cost/Share $15.15 Unrealized @ Report Date —

— MANNKIND CORP 3.5%

Value $7.236M Shares 1,800,000 Share Price $4.02 Est. Cost/Share $4.72 Unrealized @ Report Date —

— DENDREON CORP 0.1%

Value $166K Shares 55,548 Share Price $2.99 Est. Cost/Share $4.12 Unrealized @ Report Date —

— LA JOLLA PHARMACEUTICAL CO 0.1%

Value $121K Shares 11,219 Share Price $10.79 Est. Cost/Share $10.79 Unrealized @ Report Date —

— RXI PHARMACEUTICALS CORP 0.0%

Value $78,000 Shares 18,245 Share Price $4.28 Est. Cost/Share $4.28 Unrealized @ Report Date —

— AMBIT BIOSCIENCES CORP 0.0%

Value $0 Shares 46 Share Price $0.00 Est. Cost/Share — Unrealized @ Report Date —

Ticker	Issuer	Shares	Value	%	Share Price	Est. Cost/Share	Unrealized @ Report Date	Class	CUSIP
HRTX	HERON THERAPEUTICS INC	4,408,987	$61.33M	29.7%	$13.91 *	$12.60	0.0%	COM	427746102
—	PDL BIOPHARMA INC	25,974,000	$40.2M	19.5%	$1.55	$1.41	—	NOTE 2.875% 2/15/15	69329YAE4
—	SALIX PHARMACEUTICALS INC	300,000	$31.08M	15.1%	$103.61	$66.15	—	COM	795435106
—	OPKO HEALTH INC	14,000,000	$19.04M	9.2%	$1.36	$1.04	—	NOTE 3.0% 2/1/33	68375NAA1
—	HORIZON PHARMA INC	1,000,000	$15.12M	7.3%	$15.12	$15.12	—	COM	44047T109
BMRN	BIOMARIN PHARMACEUTICAL INC	182,300	$12.44M	6.0%	$68.21 *	$62.32	+18.3%	COM	09061G101
—	ENDOCYTE INC	465,763	$11.09M	5.4%	$23.81	$13.13	—	COM	29269A102
—	MIRATI THERAPEUTICS INC	435,843	$8.312M	4.0%	$19.07	$15.15	—	COM	60468T105
—	MANNKIND CORP	1,800,000	$7.236M	3.5%	$4.02	$4.72	—	COM	56400P201
—	DENDREON CORP	55,548	$166K	0.1%	$2.99	$4.12	—	COM	24823Q107
—	LA JOLLA PHARMACEUTICAL CO	11,219	$121K	0.1%	$10.79	$10.79	—	COM	503459604
—	RXI PHARMACEUTICALS CORP	18,245	$78,000	0.0%	$4.28	$4.28	—	COM	74979C303
—	AMBIT BIOSCIENCES CORP	46	$0	0.0%	$0.00	—	—	COM	02318X100