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Institutional Investment Manager
Camber Capital Management LP
Camber Capital Management LP (CIK: 0001444043) incorporated in Delaware, located at 101 Huntington Avenue, Boston, MA. Institutional holdings reported to the SEC.

Institutional Holdings (2015Q3)
Portfolio Summary: 44 holdings with a total value of $1,167,354,000.
#
Name
Shares
Value ($)
%
Options
Notes
1 TEVA PHARMACEUTICAL INDS LTD 2,000,000 112,920,000 9.67%
2 MEDICINES CO 2,500,000 94,900,000 8.13%
3 ASTRAZENECA PLC 2,500,000 79,550,000 6.81%
4 LIVANOVA PLC 1,000,000 60,780,000 5.21%
5 MYLAN N V 1,500,000 60,390,000 5.17%
6 NUVASIVE INC COM 1,100,000 53,042,000 4.54%
7 GENOMIC HEALTH INC COM 2,450,000 51,842,000 4.44%
8 ORTHOFIX INTERNATIONAL NV 1,500,000 50,625,000 4.34%
9 EXPRESS SCRIPTS HLDG CO 600,000 48,576,000 4.16%
10 SELECT MED HLDGS CORP COM 4,350,000 46,937,000 4.02%
11 LABORATORY CORP AMER HLDGS 400,000 43,388,000 3.72%
12 MEAD JOHNSON NUTRITION CO 600,000 42,240,000 3.62%
13 UNIVERSAL AMERN CORP NEW 5,875,000 40,185,000 3.44%
14 MASIMO CORP COM 1,000,000 38,560,000 3.30%
15 ARIAD PHARMACEUTICALS INC 5,533,118 32,313,000 2.77%
16 NEKTAR THERAPEUTICS COM 2,250,000 24,660,000 2.11%
17 SEQUENOM INC 11,750,000 20,563,000 1.76%
18 CROSS CTRY HEALTHCARE INC COM 1,493,765 20,330,000 1.74%
19 ALNYLAM PHARMACEUTICALS INC 250,000 20,090,000 1.72%
20 HMS HOLDINGS CORPORATION 2,179,900 19,118,000 1.64%
21 ARENA PHARMACEUTICALS INC 9,750,000 18,623,000 1.60%
22 TENET HEALTHCARE CORP THC 500,000 18,460,000 1.58%
23 KINDRED HEALTHCARE INC 1,100,000 17,325,000 1.48%
24 INNOCOLL AG 1,111,111 14,089,000 1.21%
25 QUEST DIAGNOSTICS INC 218,500 13,431,000 1.15%
26 AMARIN CORP PLC 6,500,000 12,545,000 1.07%
27 ABBOTT LABS 300,000 12,066,000 1.03%
28 DURECT CORP 6,000,000 11,700,000 1.00%
29 BIOSCRIP INC 6,000,000 11,220,000 0.96%
30 ORASURE TECHNOLOGIES INC 2,000,000 8,880,000 0.76%
31 PROTALIX BIOTHERAPEUTICS INC 7,274,577 8,584,000 0.74%
32 EPIRUS BIOPHARMA 1,847,500 8,166,000 0.70%
33 Catabasis Pharmaceuticals Inc 1,000,000 8,090,000 0.69%
34 INVITAE CORP 894,014 6,455,000 0.55%
35 INSULET CORPORATION 245,000 6,348,000 0.54%
36 PROTALIX BIOTHERAPEUTICS INC 9,000,000 6,182,000 0.53% PRN
37 GENMARK DIAGNOSTICS INC COM 724,097 5,699,000 0.49%
38 BIOLASE INC 5,332,394 4,799,000 0.41%
39 VERACYTE INC 910,334 4,269,000 0.37%
40 ANGIODYNAMICS INC 258,183 3,405,000 0.29%
41 UNILIFE CORP 2,750,000 2,695,000 0.23%
42 CARDICA INC 8,374,846 2,412,000 0.21%
43 Catalyst Biosciences 192,935 899,000 0.08%
44 ASTRAZENECA PLC 1,841,173 3,000 0.00% Call

Portfolio data is normalized using SEC Form 13F filings, including the Original 13F-HR (0001546927-15-000279, filed 2015.11.13).

From 2023-01-03 onward, the SEC requires values to be reported in nearest dollars. Earlier filings reported values in thousands; therefore, positions shown as $0 in older filings may represent actual values between $0–$999.