1,121 hedge funds and large institutions have $60B invested in Biogen in 2017 Q4 according to their latest regulatory filings, with 167 funds opening new positions, 398 increasing their positions, 384 reducing their positions, and 48 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,121
Holders Change
+108
Holders Change %
+10.66%
% of All Funds
25.46%
Holding in Top 10
28
Holding in Top 10 Change
-10
Holding in Top 10 Change %
-26.32%
% of All Funds
0.64%
New
167
Increased
398
Reduced
384
Closed
48
Calls
$989M
Puts
$1.44B
Net Calls
-$456M
Net Calls Change
-$187M
Name Holding Trade Value Shares
Change
Shares
Change %
LSERS
426
Louisiana State Employees Retirement System
Louisiana
$4.08M -$127K -400 -3%
MPWT
427
MassMutual Private Wealth & Trust
Connecticut
$4.05M +$501K +1,574 +14%
Susquehanna International Group
428
Susquehanna International Group
Pennsylvania
$4.03M +$4.03M +12,665 New
SAM
429
Sompo Asset Management
Japan
$3.97M -$634K -1,990 -14%
AT
430
Arden Trust
Delaware
$3.92M -$64K -201 -2%
OAM
431
Oxford Asset Management
United Kingdom
$3.89M +$1.69M +5,257 +77%
AAF
432
Andra AP-fonden
Sweden
$3.79M -$988K -3,100 -21%
CPIM
433
Columbia Partners Investment Management
Virginia
$3.76M -$174K -545 -4%
OMCS
434
Old Mutual Customised Solutions
South Africa
$3.73M +$1.24M +3,900 +50%
Pacer Advisors
435
Pacer Advisors
Pennsylvania
$3.71M +$1.17M +3,662 +46%
GCA
436
Greenwood Capital Associates
South Carolina
$3.69M -$2.23K -7 -0.1%
MAM
437
Martingale Asset Management
Massachusetts
$3.68M -$30.9K -97 -0.8%
MIA
438
MainStreet Investment Advisors
Illinois
$3.68M +$3.68M +11,539 New
CCP
439
Cardan Capital Partners
Colorado
$3.65M -$9.56K -30 -0.3%
AG
440
Advisor Group
Arizona
$3.57M -$130K -408 -4%
GIM
441
Guardian Investment Management
California
$3.53M -$31.9K -100 -0.9%
CBB
442
Citizens Business Bank
California
$3.52M -$84.4K -265 -2%
IHL
443
Investment House LLC
California
$3.51M -$217K -682 -6%
WJA
444
Williams Jones & Associates
New York
$3.5M +$151K +474 +5%
LCM
445
Laurion Capital Management
New York
$3.48M -$4.59M -14,408 -57%
LTFS
446
Ladenburg Thalmann Financial Services
Florida
$3.45M +$393K +1,230 +13%
RMCM
447
Reynders McVeigh Capital Management
Massachusetts
$3.43M +$1.94M +6,075 +130%
B
448
Barings
North Carolina
$3.4M
Group One Trading
449
Group One Trading
Illinois
$3.37M +$3.37M +10,566 New
MA
450
MUFG Americas
New York
$3.35M -$1.3M -4,089 -28%