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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 (2015Q2)
Portfolio Summary: 43 holdings with a total value of $1,468,727,000.
#
Name
Shares
Value ($)
%
Options
Notes
1 TEVA PHARMACEUTICAL INDS LTD 1,750,000 103,425,000 7.04%
2 SPDR S&P 500 ETF TR 500,000 102,925,000 7.01% Put
3 ASTRAZENECA PLC 1,250,000 79,638,000 5.42%
4 SELECT SECTOR SPDR TR 1,000,000 74,390,000 5.06% Put
5 MASIMO CORP COM 1,900,000 73,606,000 5.01%
6 MEDICINES CO 2,500,000 71,525,000 4.87%
7 EXPRESS SCRIPTS HLDG CO 750,000 66,705,000 4.54%
8 LIVANOVA PLC 1,000,000 59,460,000 4.05%
9 GENOMIC HEALTH INC COM 2,100,000 58,359,000 3.97%
10 SELECT MED HLDGS CORP COM 3,500,000 56,700,000 3.86%
11 UNIVERSAL AMERN CORP NEW 5,234,898 52,977,000 3.61%
12 NUVASIVE INC COM 1,100,000 52,118,000 3.55%
13 ORTHOFIX INTERNATIONAL NV 1,500,000 49,680,000 3.38%
14 JOHNSON & JOHNSON 500,000 48,730,000 3.32% Call
15 CIGNA CORPORATION 300,000 48,600,000 3.31%
16 LABORATORY CORP AMER HLDGS 400,000 48,488,000 3.30%
17 ARIAD PHARMACEUTICALS INC 5,750,000 47,553,000 3.24%
18 ARENA PHARMACEUTICALS INC 7,500,000 34,800,000 2.37%
19 SEQUENOM INC 9,000,000 27,360,000 1.86%
20 Dentsply Intl Inc 500,000 25,775,000 1.75%
21 AMARIN CORP PLC 10,000,000 24,600,000 1.67%
22 PERRIGO CO PLC 122,748 22,688,000 1.54%
23 KINDRED HEALTHCARE INC 1,100,000 22,319,000 1.52%
24 CROSS CTRY HEALTHCARE INC COM 1,493,765 18,941,000 1.29%
25 NEKTAR THERAPEUTICS COM 1,500,000 18,765,000 1.28%
26 QUEST DIAGNOSTICS INC 250,000 18,130,000 1.23%
27 BIOSCRIP INC 4,650,000 16,880,000 1.15%
28 INNOCOLL AG 1,111,111 16,344,000 1.11%
29 PROTALIX BIOTHERAPEUTICS INC 7,274,577 14,185,000 0.97%
30 VERACYTE INC 1,226,994 13,669,000 0.93%
31 ANGIODYNAMICS INC 735,383 12,060,000 0.82%
32 DURECT CORP 5,000,000 11,950,000 0.81%
33 Catabasis Pharmaceuticals Inc 927,609 11,326,000 0.77%
34 EPIRUS BIOPHARMA 1,847,500 10,549,000 0.72%
35 BIOLASE INC 5,332,394 9,278,000 0.63%
36 GENMARK DIAGNOSTICS INC COM 1,017,897 9,222,000 0.63%
37 INVITAE CORP 500,000 7,440,000 0.51%
38 ORASURE TECHNOLOGIES INC 1,299,475 7,004,000 0.48%
39 PROTALIX BIOTHERAPEUTICS INC 9,000,000 6,960,000 0.47% PRN
40 KERYX BIOPHARMACEUTICALS INCORPORATED 500,000 4,990,000 0.34%
41 TARGACEPT INC 1,560,000 4,352,000 0.30%
42 CARDICA INC 8,374,846 4,179,000 0.28%
43 BIOLASE INC 1,841,173 82,000 0.01% Call

Portfolio data is normalized using SEC Form 13F filings, including the Original 13F-HR (0001546927-15-000225, filed 2015.08.14).

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.