1,089 hedge funds and large institutions have $35.6B invested in Biogen in 2021 Q1 according to their latest regulatory filings, with 140 funds opening new positions, 357 increasing their positions, 406 reducing their positions, and 99 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,089
Holders Change
+33
Holders Change %
+3.13%
% of All Funds
19.18%
Holding in Top 10
13
Holding in Top 10 Change
+6
Holding in Top 10 Change %
+85.71%
% of All Funds
0.23%
New
140
Increased
357
Reduced
406
Closed
99
Calls
$1.45B
Puts
$1.37B
Net Calls
+$74.1M
Net Calls Change
-$267M
Name Holding Trade Value Shares
Change
Shares
Change %
SAM
451
Sompo Asset Management
Japan
$1.64M -$784K -2,800 -32%
BAM
452
Berkshire Asset Management
Pennsylvania
$1.64M +$95.4K +341 +6%
QI
453
QS Investors
New York
$1.62M -$9.72M -34,749 -86%
ODCM
454
Old Dominion Capital Management
Virginia
$1.61M -$471K -1,685 -23%
IC
455
Ikarian Capital
Texas
$1.59M
CT
456
Chicago Trust
Illinois
$1.59M -$198K -709 -11%
BC
457
Burney Company
Virginia
$1.58M -$165K -589 -9%
CI
458
Cigna Investments
Connecticut
$1.56M +$36.1K +129 +2%
PA
459
Pinnacle Associates
New York
$1.55M -$88.1K -315 -5%
OPPTF
460
OPSEU Pension Plan Trust Fund
Ontario, Canada
$1.55M +$38.9K +139 +3%
Voloridge Investment Management
461
Voloridge Investment Management
Florida
$1.54M +$1.54M +5,503 New
FIM
462
Fernwood Investment Management
Massachusetts
$1.53M -$21K -75 -1%
FT
463
Fiduciary Trust
Massachusetts
$1.51M -$255K -913 -14%
AIP
464
Ameritas Investment Partners
Nebraska
$1.48M -$36.6K -131 -2%
PRC
465
Pearl River Capital
Michigan
$1.48M +$1.48M +5,288 New
CS
466
Cannell & Spears
New York
$1.48M
VI
467
Vestcor Inc
New Brunswick, Canada
$1.48M -$3.15M -11,241 -68%
IRF
468
IBM Retirement Fund
New York
$1.46M -$168K -600 -10%
RPSA
469
Richard P. Slaughter Associates
Texas
$1.46M +$457K +1,634 +45%
CP
470
Camelot Portfolios
Ohio
$1.46M +$76.4K +273 +6%
PC
471
Prairiewood Capital
North Dakota
$1.46M +$104K +373 +8%
RBA
472
Richard Bernstein Advisors
New York
$1.44M
Neuberger Berman Group
473
Neuberger Berman Group
New York
$1.41M +$124K +468 +10%
SCM
474
Silverarc Capital Management
Massachusetts
$1.4M +$560K +2,000 +67%
VMPIC
475
Varma Mutual Pension Insurance Co
Finland
$1.4M +$1.4M +5,000 New