656 hedge funds and large institutions have $52.6B invested in Biogen in 2013 Q3 according to their latest regulatory filings, with 73 funds opening new positions, 227 increasing their positions, 253 reducing their positions, and 54 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
656
Holders Change
+10
Holders Change %
+1.55%
% of All Funds
21.28%
Holding in Top 10
24
Holding in Top 10 Change
-5
Holding in Top 10 Change %
-17.24%
% of All Funds
0.78%
New
73
Increased
227
Reduced
253
Closed
54
Calls
$619M
Puts
$689M
Net Calls
-$69.9M
Net Calls Change
+$9.03M
Name Holding Trade Value Shares
Change
Shares
Change %
CCC
551
Chelsea Counsel Company
California
$246K -$192K -800 -44%
PHS
552
Pekin Hardy Strauss
Illinois
$245K
RCAG
553
Rehmann Capital Advisory Group
Michigan
$245K +$245K +1,019 New
CNB
554
City National Bank
California
$242K +$242K +1,004 New
DDPIC
555
Deroy & Devereaux Private Investment Counsel
Michigan
$241K -$26.3K -109 -10%
BTW
556
Boston Trust Walden
Massachusetts
$241K
AL
557
Airain Ltd
Guernsey
$241K +$241K +1,000 New
OIA
558
Optimum Investment Advisors
Illinois
$241K +$241K +1,000 New
HSA
559
HBK Sorce Advisory
Pennsylvania
$239K -$439K -1,821 -65%
BJL
560
Brighton Jones LLC
Washington
$238K +$238K +988 New
BDF
561
Balasa Dinverno & Foltz
$236K +$11.1K +46 +5%
OAM
562
Orinda Asset Management
California
$236K +$236K +983 New
GC
563
Grimes & Company
Massachusetts
$232K +$232K +963 New
FTI
564
Fiduciary Trust International
Massachusetts
$232K +$232K +964 New
CRC
565
Curi RMB Capital
Illinois
$231K +$231K +960 New
MCM
566
Matarin Capital Management
New York
$229K -$5.77K -24 -2%
RG
567
Rathbones Group
United Kingdom
$229K
SAM
568
Silvercrest Asset Management
New York
$228K -$12.3K -51 -5%
EHWM
569
Eads & Heald Wealth Management
Georgia
$227K -$68.6K -285 -23%
PHAM
570
Palisades Hudson Asset Management
Florida
$221K +$221K +920 New
WA
571
WealthTrust Axiom
Pennsylvania
$221K +$221K +920 New
BCM
572
BTR Capital Management
California
$221K +$221K +920 New
NPA
573
Nichols & Pratt Advisers
Massachusetts
$217K -$24.1K -100 -10%
BWP
574
Baldwin Wealth Partners
Massachusetts
$217K +$217K +900 New
Fiera Capital (Canada)
575
Fiera Capital (Canada)
Quebec, Canada
$217K +$217K +900 New