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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 (2015Q4)
Portfolio Summary: 45 holdings with a total value of $1,547,520,000.
#
Name
Shares
Value ($)
%
Options
Notes
1 TEVA PHARMACEUTICAL INDS LTD 1,800,000 118,152,000 7.63%
2 SPDR S&P 500 ETF TR 500,000 101,935,000 6.59% Put
3 GENOMIC HEALTH INC COM 2,458,100 86,525,000 5.59%
4 MEDICINES CO 2,200,000 82,148,000 5.31%
5 LIVANOVA PLC 1,200,000 71,244,000 4.60%
6 ASTRAZENECA PLC 2,000,000 67,900,000 4.39%
7 HCA HOLDINGS INC 1,000,000 67,630,000 4.37%
8 MYLAN N V 1,250,000 67,588,000 4.37%
9 NUVASIVE INC COM 1,100,000 59,521,000 3.85%
10 NEKTAR THERAPEUTICS COM 3,500,000 58,975,000 3.81%
11 ORTHOFIX INTERNATIONAL NV 1,500,000 58,815,000 3.80%
12 REGENERON PHARMACEUTICALS INC 100,000 54,287,000 3.51% Put
13 SELECT MED HLDGS CORP COM 4,500,000 53,595,000 3.46%
14 TENET HEALTHCARE CORP THC 1,500,000 45,450,000 2.94%
15 QUEST DIAGNOSTICS INC 600,000 42,684,000 2.76%
16 BROOKDALE SR LIVING INC 2,250,000 41,535,000 2.68%
17 MASIMO CORP COM 1,000,000 41,510,000 2.68%
18 UNIVERSAL AMERN CORP NEW 5,875,000 41,125,000 2.66%
19 MEAD JOHNSON NUTRITION CO 500,000 39,475,000 2.55%
20 CARDIOVASCULAR SYS INC DEL 2,575,000 38,934,000 2.52%
21 LABORATORY CORP AMER HLDGS 300,000 37,092,000 2.40%
22 BRISTOL MYERS SQUIBB CO 500,000 34,395,000 2.22% Put
23 ARIAD PHARMACEUTICALS INC 5,405,235 33,783,000 2.18%
24 SEQUENOM INC 17,250,000 28,290,000 1.83%
25 ARENA PHARMACEUTICALS INC 10,500,000 19,950,000 1.29%
26 INVITAE CORP 2,024,943 16,625,000 1.07%
27 PTC THERAPEUTICS INC 500,000 16,200,000 1.05%
28 PROTALIX BIOTHERAPEUTICS INC 13,275,000 13,541,000 0.88%
29 LDR HLDG CORP COM 533,400 13,394,000 0.87%
30 DURECT CORP 6,000,000 13,260,000 0.86%
31 ORASURE TECHNOLOGIES INC 2,000,000 12,880,000 0.83%
32 SYNERON MEDICAL LTD ORD SHS 1,505,700 11,609,000 0.75%
33 BIOSCRIP INC 6,000,000 10,500,000 0.68%
34 INNOCOLL AG 1,111,111 9,222,000 0.60%
35 Catabasis Pharmaceuticals Inc 1,000,000 7,930,000 0.51%
36 PROTALIX BIOTHERAPEUTICS INC 9,000,000 6,075,000 0.39% PRN
37 EPIRUS BIOPHARMA 1,847,500 5,709,000 0.37%
38 GENMARK DIAGNOSTICS INC COM 649,097 5,037,000 0.33%
39 BIOLASE INC 5,332,394 4,485,000 0.29%
40 ANGIODYNAMICS INC 243,183 2,952,000 0.19%
41 TARGACEPT INC 1,684,799 1,685,000 0.11% PRN
42 UNILIFE CORP 2,750,000 1,362,000 0.09%
43 CARDICA INC 8,374,846 1,298,000 0.08%
44 SELECT SECTOR SPDR TR 16,700 1,203,000 0.08% Put
45 BIOLASE INC 1,841,173 15,000 0.00% Call

Portfolio data is normalized using SEC Form 13F filings, including the Original 13F-HR (0001546927-16-000372, filed 2016.02.12).

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.