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

Institutional Holders (2017Q2)
Portfolio Summary: 249 Institutional holders with a total value of $7,069,929,175.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 FMR LLC 13,723,153 1,094,559,000 15.48%
2 WELLINGTON MANAGEMENT GROUP LLP 11,869,048 946,676,000 13.39%
3 DODGE & COX 9,185,820 732,661,000 10.36%
4 PRICE T ROWE ASSOCIATES INC /MD/ 6,668,603 531,888,000 7.52%
5 VANGUARD GROUP INC 6,419,508 512,020,000 7.24%
6 BlackRock Finance, Inc. 5,188,191 413,811,000 5.85%
7 BAILLIE GIFFORD & CO 3,431,316 273,681,000 3.87%
8 STATE STREET CORP 1,937,151 154,514,000 2.19%
9 PERCEPTIVE ADVISORS LLC 1,832,761 146,181,000 2.07%
10 GOLDMAN SACHS GROUP INC 1,511,712 120,575,000 1.71%
11 UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 1,448,515 115,533,556 1.63%
12 Blue Ridge Capital, L.L.C. 1,376,700 109,806,000 1.55%
13 BB BIOTECH AG 1,221,338 97,414,000 1.38%
14 GILDER GAGNON HOWE & CO LLC 1,185,380 94,546,000 1.34%
15 Slate Path Capital LP 1,135,000 90,528,000 1.28%
16 RTW INVESTMENTS, LP 1,040,607 82,999,000 1.17%
17 MORGAN STANLEY 1,017,531 81,157,000 1.15%
18 BRIDGER MANAGEMENT, LLC 759,127 60,548,000 0.86%
19 NORGES BANK 744,415 59,374,000 0.84%
20 D. E. Shaw & Co., Inc. 733,650 58,516,000 0.83%
21 12 West Capital Management LP 700,000 55,832,000 0.79%
22 JANUS HENDERSON GROUP PLC 667,333 53,226,000 0.75%
23 GEODE CAPITAL MANAGEMENT, LLC 662,405 52,833,000 0.75%
24 ORBIMED ADVISORS LLC 639,200 50,983,000 0.72%
25 FIRST TRUST ADVISORS LP 626,331 49,956,000 0.71%
26 ArrowMark Colorado Holdings LLC 538,289 42,934,000 0.61%
27 TIAA CREF INVESTMENT MANAGEMENT LLC 508,852 40,586,000 0.57%
28 NORTHERN TRUST CORP 377,020 30,072,000 0.43%
29 PICTET ASSET MANAGEMENT LTD 454,896 29,778,000 0.42%
30 Bank of New York Mellon Corp 333,942 26,634,000 0.38%
31 ROCKEFELLER FINANCIAL SERVICES INC 332,058 26,486,000 0.37%
32 WELLS FARGO & COMPANY/MN 329,616 26,290,000 0.37%
33 SUSQUEHANNA INTERNATIONAL GROUP, LLP 314,200 25,061,000 0.35% Put
34 SUSQUEHANNA INTERNATIONAL GROUP, LLP 298,100 23,776,000 0.34% Call
35 PDT Partners, LLC 295,100 23,537,000 0.33%
36 Mitsubishi UFJ Trust & Banking Corp 283,067 22,577,000 0.32%
37 GREAT POINT PARTNERS LLC 276,800 22,078,000 0.31%
38 Artal Group S.A. 275,000 21,934,000 0.31%
39 683 Capital Management, LLC 270,000 21,535,000 0.30%
40 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 243,415 19,415,000 0.27%
41 RUSSELL INVESTMENTS GROUP, LTD. 239,566 19,108,000 0.27%
42 BARCLAYS PLC 207,600 16,558,000 0.23% Put
43 NEW YORK STATE COMMON RETIREMENT FUND 202,988 16,190,000 0.23%
44 FARALLON CAPITAL MANAGEMENT LLC 200,000 15,952,000 0.23%
45 PEREGRINE CAPITAL MANAGEMENT INC /MN/ 199,088 15,879,000 0.22%
46 DEUTSCHE BANK AG\ 192,396 15,342,000 0.22%
47 Broadfin Capital, LLC 181,200 14,453,000 0.20%
48 CREDIT SUISSE AG/ 180,743 14,416,000 0.20%
49 DIMENSIONAL FUND ADVISORS LP 179,429 14,311,000 0.20%
50 BANK OF AMERICA CORP /DE/ 179,000 14,277,000 0.20% Call
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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.