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ALNYLAM PHARMACEUTICALS INC
ALNYLAM PHARMACEUTICALS INC. Institutional holdings reported to the SEC.

Institutional Holders (2015Q4)
Portfolio Summary: 272 Institutional holders with a total value of $6,244,989,882.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 FMR LLC 12,710,356 1,196,553,000 19.16%
2 WELLINGTON MANAGEMENT GROUP LLP 10,657,484 1,003,295,000 16.07%
3 VANGUARD GROUP INC 5,048,221 475,241,000 7.61%
4 BAILLIE GIFFORD & CO 2,727,734 256,790,000 4.11%
5 Capital World Investors 1,938,603 182,500,000 2.92%
6 UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 1,921,276 180,869,000 2.90%
7 BlackRock Institutional Trust Company, N.A. 1,772,889 166,900,000 2.67%
8 BlackRock Fund Advisors 1,726,124 162,497,000 2.60%
9 STATE STREET CORP 1,673,737 157,572,000 2.52%
10 JENNISON ASSOCIATES LLC 1,489,541 140,225,000 2.25%
11 GILDER GAGNON HOWE & CO LLC 1,477,367 139,079,000 2.23%
12 PRICE T ROWE ASSOCIATES INC /MD/ 1,237,845 116,531,000 1.87%
13 FIRST TRUST ADVISORS LP 1,223,535 115,184,000 1.84%
14 BB BIOTECH AG 1,132,499 106,613,000 1.71%
15 MORGAN STANLEY 1,096,925 103,264,000 1.65%
16 Blue Ridge Capital, L.L.C. 1,075,000 101,201,000 1.62%
17 FRANKLIN RESOURCES INC 967,825 91,114,000 1.46%
18 WELLS FARGO & COMPANY/MN 774,236 72,888,000 1.17%
19 Slate Path Capital LP 725,000 68,252,000 1.09%
20 BRIDGER MANAGEMENT, LLC 717,521 67,547,000 1.08%
21 12 West Capital Management LP 651,000 61,285,000 0.98%
22 NORGES BANK 598,157 56,311,000 0.90%
23 RTW INVESTMENTS, LP 562,697 52,972,000 0.85%
24 Alpha Wave Global, LP 491,713 46,290,000 0.74%
25 Artal Group S.A. 475,000 44,717,000 0.72%
26 GEODE CAPITAL MANAGEMENT, LLC 448,554 42,199,000 0.68%
27 BlackRock Group LTD 426,384 40,139,000 0.64%
28 Invesco Ltd. 398,001 37,468,000 0.60%
29 GOLDMAN SACHS GROUP INC 393,135 37,009,000 0.59%
30 NORTHERN TRUST CORP 339,544 31,965,000 0.51%
31 Bank of New York Mellon Corp 312,051 29,376,000 0.47%
32 Legal & General Group Plc 289,267 27,232,000 0.44%
33 DEUTSCHE BANK AG\ 266,246 25,061,000 0.40%
34 Cormorant Asset Management, LP 245,000 23,064,000 0.37%
35 Artisan Partners Limited Partnership 238,023 22,407,000 0.36%
36 NEW YORK STATE COMMON RETIREMENT FUND 224,877 21,170,000 0.34%
37 Mitsubishi UFJ Trust & Banking Corp 221,383 20,841,000 0.33%
38 AQR CAPITAL MANAGEMENT LLC 216,678 20,398,000 0.33%
39 Sumitomo Mitsui Trust Group, Inc. 201,785 19,071,000 0.31%
40 TIAA CREF INVESTMENT MANAGEMENT LLC 200,787 18,902,000 0.30%
41 VAN ECK ASSOCIATES CORP 193,870 18,251,000 0.29%
42 CREDIT SUISSE AG/ 189,511 17,841,000 0.29%
43 CITADEL ADVISORS LLC 181,538 17,090,000 0.27%
44 BLACKROCK ADVISORS LLC 179,529 16,901,000 0.27%
45 TEACHERS RETIREMENT SYSTEM OF THE STATE OF KENTUCKY 178,831 16,835,000 0.27%
46 ArrowMark Colorado Holdings LLC 176,682 16,633,000 0.27%
47 FIC CAPITAL INC 164,706 15,505,000 0.25%
48 TimesSquare Capital Management, LLC 160,650 15,124,000 0.24%
49 CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM 146,500 13,792,000 0.22%
50 Swiss National Bank 138,300 13,020,000 0.21%
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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.