646 hedge funds and large institutions have $47.5B invested in Biogen in 2013 Q2 according to their latest regulatory filings, with 646 funds opening new positions, increasing their positions, reducing their positions, and closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
646
Holders Change
+646
Holders Change %
% of All Funds
21.09%
Holding in Top 10
29
Holding in Top 10 Change
+29
Holding in Top 10 Change %
%
% of All Funds
0.95%
New
646
Increased
Reduced
Closed
Calls
$527M
Puts
$606M
Net Calls
-$78.9M
Net Calls Change
-$78.9M

Top Buyers

No buyers this quarter

Top Sellers

No sellers this quarter
Name Holding Trade Value Shares
Change
Shares
Change %
SAM
376
Symphony Asset Management
California
$1.5M +$1.5M +6,988 New
GMIM
377
General Motors Investment Management
New York
$1.48M +$1.48M +6,891 New
TWA
378
TCI Wealth Advisors
Arizona
$1.48M +$1.48M +6,865 New
PAM
379
PartnerRe Asset Management
Connecticut
$1.47M +$1.47M +6,849 New
Connor, Clark & Lunn Investment Management (CC&L)
380
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$1.46M +$1.46M +6,450 New
OC
381
Oppenheimer & Co
New York
$1.45M +$1.45M +6,738 New
SCM
382
Shelton Capital Management
Colorado
$1.43M +$1.43M +6,621 New
MJRIC
383
Mogy Joel R Investment Counsel
California
$1.4M +$1.4M +6,500 New
HighTower Advisors
384
HighTower Advisors
Illinois
$1.36M +$1.36M +6,303 New
SIM
385
Sentry Investment Management
Wisconsin
$1.33M +$1.33M +6,200 New
LTFS
386
Ladenburg Thalmann Financial Services
Florida
$1.33M +$1.33M +5,783 New
RC
387
RegentAtlantic Capital
New Jersey
$1.32M +$1.32M +6,116 New
FC
388
Fiera Capital
New York
$1.31M +$1.31M +6,075 New
ZIM
389
Zacks Investment Management
Illinois
$1.3M +$1.3M +6,018 New
BVDMP
390
Bedrijfstakpensioenfonds Voor De Media PNO
Netherlands
$1.29M +$1.29M +6,000 New
CA
391
Cornerstone Advisors
North Carolina
$1.29M +$1.29M +6,000 New
MSR
392
Main Street Research
Connecticut
$1.28M +$1.28M +5,938 New
ECM
393
Everence Capital Management
Indiana
$1.27M +$1.27M +5,919 New
CS
394
Cannell & Spears
New York
$1.27M +$1.27M +5,880 New
GCP
395
GSA Capital Partners
United Kingdom
$1.26M +$1.26M +5,831 New
SI
396
Stephens Inc
Arkansas
$1.25M +$1.25M +5,819 New
EOJOAM
397
E. Ohman J:or Asset Management
Sweden
$1.25M +$1.25M +5,800 New
AIP
398
Ameritas Investment Partners
Nebraska
$1.21M +$1.21M +5,600 New
Fifth Third Bancorp
399
Fifth Third Bancorp
Ohio
$1.2M +$1.2M +5,580 New
PA
400
Pinnacle Associates
New York
$1.2M +$1.2M +5,581 New