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 %
MFS
576
MSI Financial Services
Massachusetts
$141K +$141K +657 New
CFSG
577
Community Financial Services Group
Vermont
$140K +$140K +650 New
CCM
578
Cazenove Capital Management
United Kingdom
$137K +$137K +638 New
Northwestern Mutual Wealth Management
579
Northwestern Mutual Wealth Management
Wisconsin
$130K +$130K +608 New
HIMC
580
Heritage Investors Management Corp
Maryland
$124K +$124K +575 New
MA
581
MCF Advisors
Kentucky
$122K +$122K +400 New
HDIM
582
Hanson & Doremus Investment Management
Vermont
$118K +$118K +550 New
MAM
583
Mizuho Asset Management
Japan
$112K +$112K +522 New
LNB
584
Ledyard National Bank
$108K +$108K +500 New
ST
585
Smithfield Trust
Pennsylvania
$108K +$108K +500 New
SHWM
586
Smith & Howard Wealth Management
Georgia
$108K +$108K +500 New
BWM
587
Baystate Wealth Management
Massachusetts
$106K +$106K +491 New
GI
588
Gradient Investments
Minnesota
$106K +$106K +493 New
MUMSS
589
Mitsubishi UFJ Morgan Stanley Securities
Japan
$101K +$101K +470 New
HI
590
Hudock Inc
Pennsylvania
$99K +$99K +460 New
WA
591
WFG Advisors
Texas
$89K +$89K +412 New
NYLT
592
New York Life Trust
New York
$85K +$85K +395 New
TSW
593
Thompson Siegel & Walmsley
Virginia
$85K +$85K +396 New
PTC
594
Private Trust Company
Ohio
$82K +$82K +380 New
AA
595
AlphaMark Advisors
Kentucky
$74K +$74K +344 New
WCBA
596
Weaver C. Barksdale & Associates
Tennessee
$65K +$65K +300 New
ARMC
597
American Research & Management Company
Massachusetts
$65K +$65K +300 New
QAM
598
QCI Asset Management
New York
$64K +$64K +297 New
HTA
599
Haber Trilix Advisors
Massachusetts
$62K +$62K +290 New
SF
600
Synovus Financial
Georgia
$59K +$59K +273 New