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Alnylam Pharmaceuticals
ALNY

Overview Fund Activity

260 hedge funds and large institutions have $6.22B invested in Alnylam Pharmaceuticals in 2015 Q4 according to their latest regulatory filings, with 44 funds opening new positions, 98 increasing their positions, 75 reducing their positions, and 39 closing their positions.

Holders
260
Holders Change
+3
Holders Change %
+1.17%
% of All Funds
6.83%
Holding in Top 10
7
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-12.5%
% of All Funds
0.18%
New
44
Increased
98
Reduced
75
Closed
39
Calls
$21M
Puts
$25.4M
Net Calls
-$4.4M
Net Calls Change
-$20.5M

Top Buyers

1
Baillie Gifford & Co
1
Baillie Gifford & Co
United Kingdom
$257M
2
Vanguard Group
2
Vanguard Group
Pennsylvania
$475M
3
Wellington Management Group
3
Wellington Management Group
Massachusetts
$1B
4
ACH
4
ArrowMark Colorado Holdings
Colorado
$16.6M
5
SPC
5
Slate Path Capital
New York
$68.3M

Top Sellers

1
AAMU
1
Amundi Asset Management US
Massachusetts
$0
2
First Trust Advisors
2
First Trust Advisors
Illinois
$115M
3
UIM
3
USS Investment Management
United Kingdom
$0
4
CCM
4
Camber Capital Management
Massachusetts
$0
5
GTP
5
Global Thematic Partners
New York
$0
Name Market Value Shares Shares
Change 		Shares
Change %
ICM
276
ISZO Capital Management
New York
– – -17,000 Closed
ARTA
277
A.R.T. Advisors
New York
– – -10,891 Closed
CCM
278
Cupps Capital Management
Illinois
– – -10,390 Closed
DCMM
279
DG Capital Management (Massachusetts)
Massachusetts
– – -7,617 Closed
NIT
280
NumerixS Investment Technologies
British Columbia, Canada
– – -7,100 Closed
SM
281
Sabby Management
Florida
– – -6,809 Closed
NG
282
NatWest Group
United Kingdom
– – -6,786 Closed
MF
283
Magnetar Financial
Illinois
– – -5,612 Closed
EGM
284
Engineers Gate Manager
New York
– – -4,600 Closed
NIMI
285
Natixis Investment Managers International
France
– – -4,515 Closed
Simplex Trading
286
Simplex Trading
Illinois
– – -4,335 Closed
CI
287
Cowen Inc
New York
– – -3,950 Closed
GPCM
288
Granite Point Capital Management
Massachusetts
– – -3,708 Closed
EEG
289
E.E. Geduld
– – -3,000 Closed
PM
290
Parametrica Management
Hong Kong
– – -2,962 Closed
PAM
291
Princeton Alpha Management
New Jersey
– – -2,562 Closed
CIM
292
CenturyLink Investment Management
Colorado
– – -1,540 Closed
Parallax Volatility Advisers
293
Parallax Volatility Advisers
California
– – -1,500 Closed
MPWT
294
MassMutual Private Wealth & Trust
Connecticut
– – -1,281 Closed
Walleye Trading
295
Walleye Trading
New York
– – -300 Closed
CIM
296
Cambria Investment Management
California
– – -101 Closed
FNBT
297
FineMark National Bank & Trust
Florida
– – -37 Closed
S
298
SignatureFD
Georgia
– – -20 Closed
Fifth Third Bancorp
299
Fifth Third Bancorp
Ohio
– – -14 Closed
TH
300
Timber Hill
Connecticut
– – – –
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12