1,018 hedge funds and large institutions have $51.5B invested in Biogen in 2017 Q1 according to their latest regulatory filings, with 90 funds opening new positions, 389 increasing their positions, 395 reducing their positions, and 83 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,018
Holders Change
-6
Holders Change %
-0.59%
% of All Funds
25.38%
Holding in Top 10
27
Holding in Top 10 Change
-14
Holding in Top 10 Change %
-34.15%
% of All Funds
0.67%
New
90
Increased
389
Reduced
395
Closed
83
Calls
$808M
Puts
$1.07B
Net Calls
-$265M
Net Calls Change
-$42.8M
Name Holding Trade Value Shares
Change
Shares
Change %
MML Investors Services
601
MML Investors Services
Massachusetts
$1.02M +$1.02M +3,739 New
LCS
602
Levin Capital Strategies
New York
$1.02M
EF
603
Empirical Finance
Pennsylvania
$1.01M +$986K +3,607 +3,468%
TCM
604
Traynor Capital Management
Pennsylvania
$1.01M +$315K +1,160 +45%
PCM
605
Prelude Capital Management
New York
$990K -$162K -594 -14%
VEA
606
Virtus ETF Advisers
New York
$989K +$95.2K +348 +11%
SKK
607
Shepherd Kaplan Krochuk
Massachusetts
$984K +$984K +3,600 New
WS
608
Wedbush Securities
California
$982K -$47K -172 -5%
FLPIM
609
F.L. Putnam Investment Management
Massachusetts
$981K +$604K +2,210 +160%
LNWWM
610
Laird Norton Wetherby Wealth Management
California
$980K +$77.4K +283 +9%
CG
611
Clinton Group
New York
$966K -$4.48M -16,382 -82%
LAM
612
Lingohr Asset Management
Germany
$964K +$964K +3,524 New
Truist Financial
613
Truist Financial
North Carolina
$954K -$590K -2,158 -38%
EAM
614
Eagle Asset Management
Florida
$945K -$945K -3,459 -50%
HHMI
615
Howard Hughes Medical Institute
Maryland
$929K -$90.8K -332 -9%
AP
616
Appleton Partners
Massachusetts
$927K -$679K -2,484 -42%
CLOS
617
Compagnie Lombard Odier SCmA
Switzerland
$926K +$341K +1,246 +58%
FP
618
FDO Partners
Massachusetts
$924K +$924K +3,379 New
CIM
619
CIM Investment Management
Pennsylvania
$918K -$83.1K -304 -8%
Marshall Wace
620
Marshall Wace
United Kingdom
$917K -$23.3M -85,489 -96%
AIM
621
ARK Investment Management
Florida
$904K -$9.57K -35 -1%
CTC
622
Central Trust Company
Missouri
$903K -$172K -630 -16%
SCM
623
Stonebridge Capital Management
California
$902K +$633K +2,314 +235%
ACP
624
Aviance Capital Partners
Florida
$894K +$10.1K +37 +1%
IDBONY
625
Israel Discount Bank of New York
New York
$894K +$178K +650 +25%