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Institutional Investment Manager
BAKER BROS. ADVISORS LP
BAKER BROS. ADVISORS LP (CIK: 0001263508) incorporated in Delaware, located at 860 Washington Street, New York, NY. Institutional holdings reported to the SEC.

Institutional Holdings (2016Q3)
Portfolio Summary: 134 holdings with a total value of $11,019,928,000.
#
Name
Shares
Value ($)
%
Options
Notes
101 BLUEBIRD BIO INC COM 293,943 19,923,000 0.18%
102 ACHILLION PHARMACEUTICALS IN 2,475,515 20,052,000 0.18%
103 HALOZYME THERAPEUTICS INC 1,731,057 20,911,000 0.19%
104 XENCOR INC COM 872,072 21,357,000 0.19%
105 ARRAY BIOPHARMA INC 3,310,666 22,347,000 0.20%
106 FOAMIX PHARMACEUTICALS LTD 2,466,702 22,842,000 0.21%
107 Progenics Pharmaceuticals Inc 3,650,808 23,110,000 0.21%
108 VERSARTIS INC 2,134,247 26,145,000 0.24%
109 ADVANCED ACCELERATOR APPLIC 1,029,247 39,194,000 0.36%
110 NEUROCRINE BIOSCIE COM USD0.001 895,422 45,344,000 0.41%
111 BIOCRYST PHARMACEUTICALS 10,963,944 48,351,000 0.44%
112 HERON THERAPEUTICS INC COM 2,857,250 49,230,000 0.45%
113 INVITAE CORP 6,554,967 57,422,000 0.52%
114 BEIGENE LTD 1,912,680 58,930,000 0.53%
115 ACORDA THERAPEUTICS INC 77,083,000 62,830,000 0.57% PRN
116 EXELIXIS INC 4,929,494 63,048,000 0.57%
117 AMARIN CORP PLC 20,630,477 65,811,000 0.60%
118 CLOVIS ONCOLOGY INC 72,758,000 69,135,000 0.63% PRN
119 ACORDA THERAPEUTICS INC 3,661,082 76,443,000 0.69%
120 SPARK THERAPEUTICS INCORPORATED 1,318,341 79,180,000 0.72%
121 CERUS CORP 13,053,275 81,061,000 0.74%
122 BELLICUM PHARMACEUTICALS INCORPORATED 4,865,647 96,826,000 0.88%
123 BIOMARIN PHARMACEUTICAL INC SR SB CV1.875 17 22,379,000 101,405,000 0.92% PRN
124 AQUINOX PHARMACEUTICALS INC 10,536,092 140,762,000 1.28%
125 DBV TECHNOLOGIES S A 5,509,560 200,162,000 1.82%
126 GENOMIC HEALTH INC COM 13,770,302 398,237,000 3.61%
127 BIOMARIN PHARMACEUTICAL INC 4,806,483 444,696,000 4.04%
128 Incyte Corporation 259,000,000 491,344,000 4.46% PRN
129 Incyte Corporation 274,500,000 531,244,000 4.82% PRN
130 ALEXION PHARMACEUTIC 6,543,295 801,815,000 7.28%
131 ACADIA PHARMACEUTICALS INC COM 25,819,768 821,327,000 7.45%
132 ABBVIE INC 14,343,358 904,636,000 8.21%
133 INCYTE CORP 23,498,898 2,215,711,000 20.11%
134 SEATTLE GENETICS INC 44,100,294 2,381,857,000 21.61%
Page 3 of 3

Portfolio data is normalized using SEC Form 13F filings, including the Original 13F-HR (0001144204-16-134352, filed 2016.11.14).

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.