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Alnylam Pharmaceuticals, Inc. (ALNY)

-NasdaqGS

27.44 Up 0.23(0.85%) 18 May 04:00 SGT|After Hours : 27.44 0.00 (0.00%) 18 May 04:32 SGT

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Major HoldersGet Major Holders for:
Breakdown
% of Shares Held by All Insider and 5% Owners:16%
% of Shares Held by Institutional & Mutual Fund Owners:60%
% of Float Held by Institutional & Mutual Fund Owners:72%
Number of Institutions Holding Shares:123

Major Direct Holders (Forms 3 & 4)
HolderSharesReported
NOVARTIS AGN/ASep 20, 2012
SCHIMMEL PAUL252,111Feb 21, 2012
MARAGANORE JOHN18,617Feb 28, 2013
AUSIELLO DENNIS A13,165Apr 20, 2012
SHARP PHILIP A14,269Jan 22, 2013
Top Institutional Holders
HolderShares% OutValue*Reported
Vanguard Group, Inc. (The)2,856,7054.5969,617,900Mar 31, 2013
UBS Global Asset Management (Americas) Inc2,616,9134.2163,774,169Mar 31, 2013
BlackRock Fund Advisors1,849,5002.9745,072,315Mar 31, 2013
Healthcor Management LP1,825,0002.9433,306,250Dec 31, 2012
Capital World Investors1,700,0002.7331,025,000Dec 31, 2012
State Street Corporation1,658,5602.6740,419,107Mar 31, 2013
BlackRock Institutional Trust Company, N.A.1,512,6842.4336,864,109Mar 31, 2013
Bridger Management LLC1,366,6482.2033,305,211Mar 31, 2013
FMR LLC7,862,16012.65143,484,420Dec 31, 2012
Deerfield Management1,221,4001.9629,765,518Mar 31, 2013

Top Mutual Fund Holders
HolderShares% OutValue*Reported
Fidelity Growth Company Fund4,307,0586.93104,963,003Mar 31, 2013
Smallcap World Fund1,700,0002.7341,429,000Mar 31, 2013
Fidelity Select Portfolios - Biotechnology1,583,8032.5538,597,279Mar 31, 2013
iShares Russell 2000 Index Fund882,6761.4221,510,814Mar 31, 2013
Lord Abbett Developing Growth Fund835,3021.3420,155,837Jan 31, 2013
Fidelity Dividend Growth Fund813,4001.3119,822,558Mar 31, 2013
Vanguard Small-Cap Index Fund781,1031.2614,255,129Dec 31, 2012
Prudential Jennison Health Sciences Fd654,6131.0515,952,918Mar 31, 2013
SPDR (R) Ser Tr-SPDR (R) S&P (R) Biotech ETF653,7731.0515,932,448Mar 31, 2013
Price (T.Rowe) Health Sciences Fund653,2001.0515,918,484Mar 31, 2013

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Value shown is computed using the security's price on the report date given.

Currency in USD.