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

Institutional Holders (2015Q1)
Portfolio Summary: 251 Institutional holders with a total value of $6,821,648,619.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 FMR LLC 12,564,021 1,311,935,000 19.23%
2 WELLINGTON MANAGEMENT GROUP LLP 10,440,814 1,090,230,000 15.98%
3 VANGUARD GROUP INC 4,327,986 451,929,000 6.62%
4 Capital World Investors 2,138,700 223,323,000 3.27%
5 UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 1,774,292 185,273,000 2.72%
6 BlackRock Institutional Trust Company, N.A. 1,759,334 183,710,000 2.69%
7 GILDER GAGNON HOWE & CO LLC 1,748,367 182,564,000 2.68%
8 BlackRock Fund Advisors 1,692,612 176,743,000 2.59%
9 MORGAN STANLEY 1,399,525 146,139,000 2.14%
10 PRICE T ROWE ASSOCIATES INC /MD/ 1,261,604 131,737,000 1.93%
11 FIRST TRUST ADVISORS LP 1,254,525 130,998,000 1.92%
12 STATE STREET CORP 1,160,599 121,190,000 1.78%
13 FRANKLIN RESOURCES INC 1,126,045 117,581,000 1.72%
14 Artisan Partners Limited Partnership 1,084,560 113,250,000 1.66%
15 BAILLIE GIFFORD & CO 1,023,430 106,866,000 1.57%
16 Blue Ridge Capital, L.L.C. 960,000 100,243,000 1.47%
17 JENNISON ASSOCIATES LLC 945,847 98,765,000 1.45%
18 Alpha Wave Global, LP 871,713 91,024,000 1.33%
19 Slate Path Capital LP 855,000 89,279,000 1.31%
20 BB BIOTECH AG 835,499 87,243,000 1.28%
21 WELLS FARGO & COMPANY/MN 778,025 81,242,000 1.19%
22 12 West Capital Management LP 651,000 67,977,000 1.00%
23 BRIDGER MANAGEMENT, LLC 626,758 65,446,000 0.96%
24 NORGES BANK 595,294 62,160,000 0.91%
25 GOLDMAN SACHS GROUP INC 595,105 62,141,000 0.91%
26 Invesco Ltd. 529,747 55,316,000 0.81%
27 JPMORGAN CHASE & CO 526,329 54,959,000 0.81%
28 AMUNDI ASSET MANAGEMENT US, INC. 484,824 50,625,000 0.74%
29 Artal Group S.A. 470,000 49,077,000 0.72%
30 GEODE CAPITAL MANAGEMENT, LLC 410,976 42,914,000 0.63%
31 COLUMBIA WANGER ASSET MANAGEMENT LLC 402,500 42,029,000 0.62%
32 Global Thematic Partners, LLC 385,334 40,234,000 0.59%
33 RTW INVESTMENTS, LP 355,395 37,110,000 0.54%
34 LORD, ABBETT & CO. LLC 343,318 35,849,000 0.53%
35 NORTHERN TRUST CORP 321,840 33,606,000 0.49%
36 Bank of New York Mellon Corp 298,785 31,198,000 0.46%
37 COLUMBUS CIRCLE INVESTORS 289,560 30,236,000 0.44%
38 DEUTSCHE BANK AG\ 281,619 29,399,000 0.43%
39 CREDIT SUISSE AG/ 271,954 28,398,000 0.42%
40 D. E. Shaw & Co., Inc. 267,612 27,944,000 0.41%
41 AMERICAN CENTURY COMPANIES INC 256,335 26,767,000 0.39%
42 SUSQUEHANNA INTERNATIONAL GROUP, LLP 216,600 22,617,000 0.33% Put
43 Catalyst Capital Advisors LLC 200,250 20,911,000 0.31%
44 MILLENNIUM MANAGEMENT LLC 200,000 20,884,000 0.31% Put
45 TEACHERS RETIREMENT SYSTEM OF THE STATE OF KENTUCKY 188,535 19,686,000 0.29%
46 VAN ECK ASSOCIATES CORP 187,428 19,571,000 0.29%
47 LOS ANGELES CAPITAL MANAGEMENT LLC 163,057 17,026,000 0.25%
48 TIGER MANAGEMENT L.L.C. 161,600 16,874,000 0.25%
49 FIC CAPITAL INC 160,032 16,711,000 0.24%
50 SUSQUEHANNA INTERNATIONAL GROUP, LLP 149,600 15,621,000 0.23% 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.