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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 (2015Q3)
Original 13F HR (0001144204-15-065993) filed in 2015.11.16
#
Name
Shares
Value ($)
%
Options
Notes
1 BIOTIME INC 20,084 17 0.00%
2 CYCLACEL PHARMACEUTICALS INC 13,253 62 0.00%
3 APTOSE BIOSCIENCES INC 33,397 144 0.00%
4 FIVE PRIME THERAPEUTICS INC 19,247 296 0.00%
5 CHEMOCENTRYX INC 49,064 297 0.00%
6 SYNERGY PHARMACEUTICALS DEL 67,100 356 0.00%
7 Foundation Medicine 20,892 385 0.00%
8 ACHAOGEN INC COM 100,000 576 0.01%
9 UNIQURE NV 30,000 614 0.01%
10 ACCELERON PHARMA INC 28,765 716 0.01%
11 RITTER PHARMACEUTICALS INC 400,000 820 0.01%
12 TRILLIUM THERAPEUTICS INC 63,014 821 0.01%
13 Aldeyra Therapeutics Inc 142,000 828 0.01%
14 ALNYLAM PHARMACEUTICALS INC 11,340 911 0.01%
15 OHR PHARMACEUTICAL INC 370,370 1,022 0.01%
16 DISCOVERY LABORATORIES INC N 3,569,643 1,071 0.01%
17 ARBUTUS BIOPHARMA CORP 180,582 1,100 0.01%
18 BIODELIVERY SCIENCES INTL IN 210,021 1,168 0.01%
19 ADAPTIMMUNE THERAPEUTICS PLC 100,000 1,197 0.01%
20 TENAX THERAPEUTICS INC 420,000 1,260 0.01%
21 CELLECTIS S A 50,000 1,318 0.01%
22 OPHTHOTECH CORP 35,649 1,444 0.01%
23 PALATIN TECHNOLOGIES INC COM 2,050,000 1,661 0.02%
24 Marinus Pharmaceuticals Inc 200,000 1,668 0.02%
25 MEDIWOUND ORD 225,000 1,717 0.02%
26 LOXO ONCOLOGY INC COM 100,000 1,748 0.02%
27 IRONWOOD PHARMACEUTICALS INC 169,163 1,763 0.02%
28 IMMUNE DESIGN CORP 148,937 1,817 0.02%
29 BELLEROPHON THERAPEUTICS INC 352,928 1,832 0.02%
30 DYNAVAX TECHNOLOGIES CORP 75,000 1,841 0.02%
31 AURINIA PHARMACEUTICALS INC 711,499 1,999 0.02%
32 VITAE PHARMACEUTICALS INC 187,597 2,065 0.02%
33 KARYOPHARM THERAPEUTICS INC COM 216,990 2,285 0.02%
34 IONIS PHARMACEUTICAL 57,140 2,310 0.02%
35 ASSEMBLY BIOSCIENCES INC 250,000 2,390 0.02%
36 PROTALIX BIOTHERAPEUTICS INC 3,423,000 2,450 0.02% PRN
37 AFFIMED N V COM 400,000 2,468 0.02%
38 Sunesis Pharmaceuticals I 3,200,000 2,592 0.02%
39 Natera, Inc. 250,000 2,713 0.03%
40 ENANTA PHARMACEUTICALS INC 75,357 2,723 0.03%
41 MAST THERAPEUTICS INC COM 4,707,464 2,730 0.03%
42 ARRAY BIOPHARMA INC 3 06/01/2020 3,000,000 2,921 0.03% PRN
43 STEMLINE THERAPEUTICS INC 333,497 2,945 0.03%
44 EPIZYME INC COM 232,481 2,990 0.03%
45 CYTRX CORP 1,319,989 3,128 0.03%
46 JUNO THERAPEUTICS INC COM 80,000 3,255 0.03%
47 ADR - Nabriva Therapeutics AG- Usd 350,000 3,325 0.03%
48 OMEROS CORP 336,226 3,685 0.03%
49 SERES THERAPEUTICS INC 125,000 3,705 0.03%
50 Proteon Therapeutics Inc 274,617 3,820 0.04%
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