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Biogen
BIIB

Overview Fund Activity

738 hedge funds and large institutions have $60.8B invested in Biogen in 2013 Q4 according to their latest regulatory filings, with 121 funds opening new positions, 247 increasing their positions, 264 reducing their positions, and 30 closing their positions.

Holders
738
Holders Change
+82
Holders Change %
+12.5%
% of All Funds
21.43%
Holding in Top 10
37
Holding in Top 10 Change
+13
Holding in Top 10 Change %
+54.17%
% of All Funds
1.07%
New
121
Increased
247
Reduced
264
Closed
30
Calls
$913M
Puts
$771M
Net Calls
+$142M
Net Calls Change
+$212M

Top Buyers

1
T. Rowe Price Associates
1
T. Rowe Price Associates
Maryland
$3.26B
2
DCP
2
DSM Capital Partners
Florida
$201M
3
WRF
3
Waddell & Reed Financial
Kansas
$579M
4
Morgan Stanley
4
Morgan Stanley
New York
$224M
5
Barclays
5
Barclays
United Kingdom
$186M

Top Sellers

1
JPMorgan Chase & Co
1
JPMorgan Chase & Co
New York
$1.92B
2
Fidelity Investments
2
Fidelity Investments
Massachusetts
$6.73B
3
Wellington Management Group
3
Wellington Management Group
Massachusetts
$888M
4
UBS AM
4
UBS AM
Illinois
$454M
5
Deutsche Bank
5
Deutsche Bank
Germany
$289M
Name Market Value Shares Shares
Change 		Shares
Change %
BA
301
Bridgewater Associates
Connecticut
$5.33M 19,057 +12,883 +209%
LSERS
302
Louisiana State Employees Retirement System
Louisiana
$5.31M 19,000 +19,000 New
AMI
303
Amica Mutual Insurance
Rhode Island
$5.19M 18,577 – –
HHC
304
Hutchin Hill Capital
New York
$4.98M 17,800 +17,800 New
SGAM
305
Smith Group Asset Management
Texas
$4.93M 17,650 – –
RCM
306
Riverhead Capital Management
Delaware
$4.81M 17,182 +5,182 +43%
CIBC World Market
307
CIBC World Market
Ontario, Canada
$4.75M 17,003 +6,091 +56%
AAM
308
Advisors Asset Management
Colorado
$4.69M 16,748 -1,199 -7%
SLI
309
Sumitomo Life Insurance
Japan
$4.66M 16,649 -2,378 -12%
PSUF
310
People's United Financial
Connecticut
$4.57M 16,335 +2,776 +20%
SBH
311
Segall Bryant & Hamill
Illinois
$4.5M 16,110 +160 +1%
PI
312
PineBridge Investments
New York
$4.5M 16,098 -2,612 -14%
GTC
313
Ghost Tree Capital
New York
$4.47M 16,000 +16,000 New
AIP
314
Ameritas Investment Partners
Nebraska
$4.46M 15,933 +4,486 +39%
AT
315
Arden Trust
Delaware
$4.28M 15,294 -1,658 -10%
GCP
316
GSA Capital Partners
United Kingdom
$4.24M 15,170 +11,225 +285%
TH
317
Timber Hill
Connecticut
$4.24M 15,171 -20,009 -57%
B
318
BP
United Kingdom
$4.2M 15,000 +15,000 New
V
319
Veritable
Delaware
$4.16M 14,877 +148 +1%
PCA
320
Private Capital Advisors
Connecticut
$4.1M 14,675 +10,675 +267%
BTS
321
BB&T Securities
Virginia
$3.97M 1,419 +229 +19%
MCM
322
Matterhorn Capital Management
Texas
$3.9M 13,947 -7 -0.1%
EIM
323
Essex Investment Management
Massachusetts
$3.89M 13,901 +12,141 +690%
FIM
324
Fernwood Investment Management
Massachusetts
$3.85M 13,765 +13,765 New
Parallax Volatility Advisers
325
Parallax Volatility Advisers
California
$3.84M 13,738 +13,738 New
11 12
13
14 15