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Biogen
BIIB

Overview Fund Activity

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

Top Buyers

1
BlackRock
BlackRock
New York
$4.84B
2
JHIU
Janus Henderson Investors US
Colorado
$530M
3
Massachusetts Financial Services
Massachusetts Financial Services
Massachusetts
$370M
4
Winslow Capital Management
Winslow Capital Management
Minnesota
$345M
5
Goldman Sachs
Goldman Sachs
New York
$475M

Top Sellers

1
Fidelity Investments
Fidelity Investments
Massachusetts
$1.52B
2
Ameriprise
Ameriprise
Minnesota
$512M
3
Viking Global Investors
Viking Global Investors
Connecticut
$188M
4
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
$2.22B
5
Two Sigma Investments
Two Sigma Investments
New York
$1.45M
Name Holding Trade Value Shares
Change 		Shares
Change %
CWM
701
Concert Wealth Management
California
$533K -$37.9K -133 -7%
AI
702
Atria Investments
North Carolina
$533K +$115K +422 +28%
IFAM
703
Institutional & Family Asset Management
Colorado
$530K +$273 +1 +0.1%
CCA
704
Checchi Capital Advisers
California
$523K +$34.7K +127 +7%
AA
705
ALPS Advisors
Colorado
$519K +$48.3K +177 +10%
ACM
706
Alta Capital Management
Utah
$509K -$6.55K -24 -1%
CIA
707
Choate Investment Advisors
Massachusetts
$508K – – –
SGA
708
Strategic Global Advisors
California
$505K -$57.9K -212 -10%
BRWA
709
B. Riley Wealth Advisors
Florida
$490K +$61.7K +225 +14%
B
710
BancorpSouth
Mississippi
$490K +$94K +344 +24%
TC
711
TFS Capital
Pennsylvania
$489K +$40.2K +147 +9%
PHAM
712
Palisades Hudson Asset Management
Florida
$487K – – –
DA
713
Dillon & Associates
Michigan
$487K +$1.36K +5 +0.3%
GI
714
GAMCO Investors
Connecticut
$485K -$27.4K -100 -5%
NB
715
Nicolet Bankshares
Wisconsin
$485K +$95.2K +348 +24%
Cerity Partners
716
Cerity Partners
New York
$483K +$483K +1,768 New
Tudor Investment Corp
717
Tudor Investment Corp
Connecticut
$479K -$1.66M -6,063 -78%
ZIC
718
ZWJ Investment Counsel
Georgia
$474K +$474K +1,734 New
JFG
719
Jefferies Financial Group
New York
$469K +$469K +1,716 New
CAS
720
Cue Advisory Services
Arizona
$467K +$9.57K +35 +2%
JDR
721
Jay D. Rosenbaum
$466K +$75.2K +275 +19%
IPAM
722
ICICI Prudential Asset Management
India
$464K – – –
ITIM
723
Indiana Trust & Investment Management
Indiana
$457K – – –
CB
724
Chemical Bank
Michigan
$454K – – –
SAM
725
Silvercrest Asset Management
New York
$453K -$313K -1,144 -41%
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