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

Institutional Holders (2016Q3)
Portfolio Summary: 281 Institutional holders with a total value of $5,314,918,562.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 FMR LLC 12,858,695 871,562,000 16.40%
2 WELLINGTON MANAGEMENT GROUP LLP 11,997,479 813,188,000 15.30%
3 VANGUARD GROUP INC 5,417,949 367,228,000 6.91%
4 DODGE & COX 5,276,068 357,612,000 6.73%
5 PRICE T ROWE ASSOCIATES INC /MD/ 4,025,408 272,842,000 5.13%
6 BAILLIE GIFFORD & CO 3,368,325 228,305,000 4.30%
7 STATE STREET CORP 2,318,116 157,125,000 2.96%
8 BlackRock Fund Advisors 1,927,337 130,635,000 2.46%
9 BlackRock Institutional Trust Company, N.A. 1,902,343 128,941,000 2.43%
10 UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 1,518,762 102,943,000 1.94%
11 GILDER GAGNON HOWE & CO LLC 1,361,656 92,293,000 1.74%
12 Blue Ridge Capital, L.L.C. 1,320,000 89,470,000 1.68%
13 Slate Path Capital LP 1,225,000 83,031,000 1.56%
14 BB BIOTECH AG 1,191,338 80,749,000 1.52%
15 BRIDGER MANAGEMENT, LLC 983,040 66,630,000 1.25%
16 RTW INVESTMENTS, LP 948,286 64,275,000 1.21%
17 GOLDMAN SACHS GROUP INC 942,859 63,907,000 1.20%
18 MORGAN STANLEY 840,412 56,964,000 1.07%
19 JENNISON ASSOCIATES LLC 781,656 52,981,000 1.00%
20 FRANKLIN RESOURCES INC 714,000 48,395,000 0.91%
21 12 West Capital Management LP 700,000 47,446,000 0.89%
22 Artal Group S.A. 600,000 40,668,000 0.77%
23 Capital World Investors 573,700 38,885,000 0.73%
24 NORGES BANK 547,769 35,461,000 0.67%
25 GEODE CAPITAL MANAGEMENT, LLC 519,905 35,225,000 0.66%
26 BlackRock Group LTD 512,095 34,711,000 0.65%
27 Mitsubishi UFJ Trust & Banking Corp 502,776 34,078,000 0.64%
28 JANUS HENDERSON INVESTORS US LLC 499,037 33,825,000 0.64%
29 Alpha Wave Global, LP 491,713 33,328,000 0.63%
30 WELLS FARGO & COMPANY/MN 467,499 31,688,000 0.60%
31 FIRST TRUST ADVISORS LP 420,976 28,534,000 0.54%
32 DEUTSCHE BANK AG\ 396,224 26,853,000 0.51%
33 ArrowMark Colorado Holdings LLC 390,859 26,492,000 0.50%
34 NORTHERN TRUST CORP 372,302 25,234,000 0.47%
35 Bank of New York Mellon Corp 326,562 22,134,000 0.42%
36 SUSQUEHANNA INTERNATIONAL GROUP, LLP 311,000 21,080,000 0.40% Call
37 PICTET ASSET MANAGEMENT LTD 303,518 20,573,000 0.39%
38 Legal & General Group Plc 292,912 19,854,000 0.37%
39 BLACKROCK ADVISORS LLC 279,126 18,919,000 0.36%
40 WESTFIELD CAPITAL MANAGEMENT CO LP 271,302 18,389,000 0.35%
41 Tekla Capital Management LLC 243,995 16,538,000 0.31%
42 SUSQUEHANNA INTERNATIONAL GROUP, LLP 223,200 15,128,000 0.28% Put
43 Artisan Partners Limited Partnership 221,733 15,029,000 0.28%
44 ZIFF BROTHERS INVESTMENTS, L.L.C. 219,602 14,891,000 0.28%
45 CREDIT SUISSE AG/ 218,670 14,821,000 0.28%
46 NEW YORK STATE COMMON RETIREMENT FUND 215,277 14,591,000 0.27%
47 TIAA CREF INVESTMENT MANAGEMENT LLC 214,200 14,518,000 0.27%
48 Swiss National Bank 212,800 14,424,000 0.27%
49 Sumitomo Mitsui Trust Group, Inc. 210,934 14,297,000 0.27%
50 TimesSquare Capital Management, LLC 195,800 13,271,000 0.25%
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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.