Dark
Light
System
Institutional Investment Manager
DEERFIELD MANAGEMENT COMPANY, L.P.
DEERFIELD MANAGEMENT COMPANY, L.P. (CIK: 0001009258) incorporated in Delaware, located at 345 Park Avenue South, 12th Floor, New York, NY. Institutional holdings reported to the SEC.

Institutional Holdings (2015Q2)
Portfolio Summary: 120 holdings with a total value of $3,001,745,000.
#
Name
Shares
Value ($)
%
Options
Notes
1 Ascendis Pharma 20,859 369,000 0.01%
2 Receptos Inc 2,000 380,000 0.01%
3 PSIVIDA CORP 102,823 388,000 0.01%
4 POZEN INC 44,583 460,000 0.02%
5 PERRIGO CO PLC 3,500 647,000 0.02%
6 IRONWOOD PHARMACEUTICALS INC 63,700 768,000 0.03%
7 TRANSENTERIX INC 294,669 884,000 0.03%
8 CORSICANTO LTD 1,000,000 1,084,000 0.04% PRN
9 KINDRED HEALTHCARE INC 70,114 1,423,000 0.05%
10 CAREDX INC 229,000 1,489,000 0.05%
11 Esperion Therapeutics Inc 20,900 1,709,000 0.06%
12 PALATIN TECHNOLOGIES INC COM 2,000,000 1,780,000 0.06%
13 KINDRED BIOSCIENCES INC 279,204 1,904,000 0.06%
14 BOVIE MEDICAL CORP COM 688,229 1,920,000 0.06%
15 INVITAE CORP 166,666 2,480,000 0.08%
16 DISCOVERY LABORATORIES INC N 3,659,700 2,489,000 0.08%
17 INVUITY INC 218,523 3,086,000 0.10%
18 CIDARA THERAPEUTICS INC 237,583 3,331,000 0.11%
19 MAZOR ROBOTICS LTD 261,000 3,474,000 0.12%
20 ProQR Therapeutics NV 209,398 3,491,000 0.12%
21 TRILLIUM THERAPEUTICS INC 172,307 3,760,000 0.13%
22 INTEGRA LIFESCIENCES HLDGS CP COM NEW 59,468 4,006,000 0.13%
23 CAS MED SYS INC 3,200,000 4,096,000 0.14%
24 VERACYTE INC 383,256 4,269,000 0.14%
25 Biotie Therapies Corp. 219,558 4,385,000 0.15%
26 TRINITY BIOTECH PLC 262,492 4,741,000 0.16%
27 DBV TECHNOLOGIES S A 160,259 4,773,000 0.16%
28 STREAMLINE HEALTH SOLUTIONS COM 1,822,759 5,104,000 0.17%
29 Aldeyra Therapeutics Inc 690,538 5,359,000 0.18%
30 Tracon Pharmaceuticals Inc 485,000 5,495,000 0.18%
31 BioTelemetry Inc 644,300 6,076,000 0.20%
32 SCYNEXIS INC 692,781 6,090,000 0.20%
33 STEADYMED LTD 1,267,577 6,744,000 0.22%
34 ALPHATEC HOLDINGS INC 4,982,738 6,876,000 0.23%
35 ZS PHARMA INC 132,000 6,915,000 0.23%
36 DERMA SCIENCES ORD 968,881 6,937,000 0.23%
37 ALCOBRA LTD 1,088,449 7,118,000 0.24%
38 RELYPSA INC 225,000 7,445,000 0.25%
39 RIGEL PHARMACEUTICAL INC 2,397,855 7,697,000 0.26%
40 GENOCEA BIOSCIENCES INC 564,257 7,747,000 0.26%
41 Oxford Immunotec Global PLC 561,226 7,773,000 0.26%
42 ST JUDE MED INC 107,719 7,871,000 0.26%
43 AMPHASTAR PHARMACEUTICALS IN COM 448,532 7,885,000 0.26%
44 Life Technologies Corp 461,530 8,548,000 0.28%
45 PACIFIC BIOSCIENCES CALIF IN 1,485,861 8,559,000 0.29%
46 DERMIRA INC COM 496,387 8,712,000 0.29%
47 ALLIQUA BIOMEDICAL INC 1,679,111 8,849,000 0.29%
48 Catabasis Pharmaceuticals Inc 738,055 9,012,000 0.30%
49 FOAMIX PHARMACEUTICALS LTD 948,934 9,727,000 0.32%
50 JUNO THERAPEUTICS INC COM 183,149 9,767,000 0.33%
Page 1 of 3

Portfolio data is normalized using SEC Form 13F filings, including the Original 13F-HR (0001140361-15-032279, 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.