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

Institutional Holders (2016Q2)
Portfolio Summary: 270 Institutional holders with a total value of $4,186,204,691.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 FMR LLC 12,834,080 712,163,000 17.01%
2 WELLINGTON MANAGEMENT GROUP LLP 11,971,783 664,314,000 15.87%
3 VANGUARD GROUP INC 5,385,509 298,843,000 7.14%
4 PRICE T ROWE ASSOCIATES INC /MD/ 3,996,142 221,746,000 5.30%
5 BAILLIE GIFFORD & CO 3,390,252 188,125,000 4.49%
6 DODGE & COX 2,516,669 139,650,000 3.34%
7 STATE STREET CORP 2,195,504 121,832,000 2.91%
8 BlackRock Institutional Trust Company, N.A. 1,926,330 106,892,000 2.55%
9 BlackRock Fund Advisors 1,870,882 103,815,000 2.48%
10 UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 1,662,882 92,273,000 2.20%
11 GILDER GAGNON HOWE & CO LLC 1,393,947 77,350,000 1.85%
12 Blue Ridge Capital, L.L.C. 1,320,000 73,247,000 1.75%
13 BB BIOTECH AG 1,191,338 66,107,000 1.58%
14 Slate Path Capital LP 1,135,000 62,981,000 1.50%
15 JENNISON ASSOCIATES LLC 975,425 54,126,000 1.29%
16 MORGAN STANLEY 875,104 48,559,000 1.16%
17 RTW INVESTMENTS, LP 832,549 46,198,000 1.10%
18 Artal Group S.A. 710,000 39,398,000 0.94%
19 12 West Capital Management LP 700,000 38,843,000 0.93%
20 WELLS FARGO & COMPANY/MN 698,398 38,753,000 0.93%
21 GOLDMAN SACHS GROUP INC 693,168 38,464,000 0.92%
22 BRIDGER MANAGEMENT, LLC 687,009 38,122,000 0.91%
23 FRANKLIN RESOURCES INC 592,000 32,850,000 0.78%
24 Capital World Investors 573,700 31,835,000 0.76%
25 BlackRock Group LTD 557,458 30,933,000 0.74%
26 GEODE CAPITAL MANAGEMENT, LLC 499,616 27,710,000 0.66%
27 Alpha Wave Global, LP 491,713 27,285,000 0.65%
28 Mitsubishi UFJ Trust & Banking Corp 469,756 26,067,000 0.62%
29 NORGES BANK 460,761 25,568,000 0.61%
30 FIRST TRUST ADVISORS LP 417,247 23,153,000 0.55%
31 DEUTSCHE BANK AG\ 392,751 21,790,000 0.52%
32 BLACKROCK ADVISORS LLC 372,668 20,679,000 0.49%
33 ArrowMark Colorado Holdings LLC 371,550 20,617,000 0.49%
34 NORTHERN TRUST CORP 364,375 20,218,000 0.48%
35 JANUS HENDERSON INVESTORS US LLC 358,122 19,871,000 0.47%
36 Bank of New York Mellon Corp 348,636 19,345,000 0.46%
37 DEERFIELD MANAGEMENT COMPANY, L.P. 336,000 18,645,000 0.45%
38 ZIFF BROTHERS INVESTMENTS, L.L.C. 333,566 18,493,000 0.44%
39 GOLDMAN SACHS GROUP INC 327,600 18,179,000 0.43% Call
40 SUSQUEHANNA INTERNATIONAL GROUP, LLP 320,500 17,785,000 0.42% Call
41 Artal Group S.A. 300,000 16,647,000 0.40% Call
42 Legal & General Group Plc 296,942 16,477,000 0.39%
43 WESTFIELD CAPITAL MANAGEMENT CO LP 276,767 15,358,000 0.37%
44 Tekla Capital Management LLC 243,995 13,539,000 0.32%
45 NEW YORK STATE COMMON RETIREMENT FUND 229,977 12,761,000 0.30%
46 Artisan Partners Limited Partnership 225,203 12,497,000 0.30%
47 Swiss National Bank 214,900 11,925,000 0.28%
48 CREDIT SUISSE AG/ 209,295 11,614,000 0.28%
49 Cormorant Asset Management, LP 200,355 11,118,000 0.27%
50 Sumitomo Mitsui Trust Group, Inc. 199,354 11,062,000 0.26%
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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.