DEERFIELD MANAGEMENT CO Information

780 THIRD AVENUE, NEW YORK, New York, 10017, (212) 551-1600

Report Date: 06/30/2015

Position Statistics

Total Positions 138
New Positions 30
Increased Positions 56
Decreased Positions 63
Positions with Activity 119
Sold Out Positions 29
Total Mkt Value (in $ millions) 2,377

Institutional Holdings information is filed by major institutions on form 13-F with the Securities and Exchange Commission.

Sector Weighting

Basic Materials
Capital Goods
Conglomerates 0.43%
Consumer Cyclical
Consumer/Non-Cyclical
Energy
Financial 6.52%
Healthcare 62.36%
Services 3.04%
Technology 0.37%
Transportation
Utilities

138 Positions as of 06/30/2015

Company Class Value of Shares ($1,000s) ▼ Change in Value ($1,000s) Change (%) Shares Held
HORIZON PHARMA PLC SHS 360,440 -15,665 (4.17) 12,259,875
NXSTAGE MEDICAL INC COM 95,602 11,592 13.80 5,773,050
FLAMEL TECHNOLOGIES SA SPONSORED ADR 90,661 New 4,072,809
VANDA PHARMACEUTICALS INC COM 57,936 7,872 15.72 4,784,157
WALGREENS BOOTS ALLIANCE INC COM 56,698 11,864 26.46 648,501
GLAXOSMITHKLINE PLC SPONSORED ADR 54,642 19,985 57.67 1,376,722
DYAX CORP COM 54,488 29,665 119.51 2,483,507
NIVALIS THERAPEUTICS INC COM 53,672 53,672 New 3,732,412
ARRAY BIOPHARMA INC COM 53,555 -12,955 (19.48) 9,529,361
EHEALTH INC COM 48,055 New 3,264,588
DAVITA HEALTHCARE PARTNERS INC COM 47,414 -7,008 (12.88) 636,000
BLUEBIRD BIO INC COM 42,260 -39,381 (48.24) 326,783
AETNA INC NEW COM 41,954 9,695 30.05 369,739
MYLAN N V SHS EURO 41,852 41,371 8,610 871,000
CHARLES RIV LABS INTL INC COM 41,156 21,673 111.24 611,436
TEVA PHARMACEUTICAL INDS LTD ADR 40,982 40,982 New 646,000
ZAFGEN INC COM 37,382 -1,579 (4.05) 1,007,614
GALAPAGOS NV SPON ADR 36,931 36,931 New 642,608
ADEPTUS HEALTH INC CL A 36,859 16,748 83.28 364,000
GW PHARMACEUTICALS PLC ADS 36,829 -178 (0.48) 361,953