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Biogen
BIIB

Overview Fund Activity

1,099 hedge funds and large institutions have $45B invested in Biogen in 2019 Q4 according to their latest regulatory filings, with 202 funds opening new positions, 272 increasing their positions, 469 reducing their positions, and 69 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,099
Holders Change
+113
Holders Change %
+11.46%
% of All Funds
21.7%
Holding in Top 10
31
Holding in Top 10 Change
+14
Holding in Top 10 Change %
+82.35%
% of All Funds
0.61%
New
202
Increased
272
Reduced
469
Closed
69
Calls
$1.27B
Puts
$1.82B
Net Calls
-$553M
Net Calls Change
-$242M

Top Buyers

1
Wellington Management Group
Wellington Management Group
Massachusetts
$1.38B
2
Primecap Management
Primecap Management
California
$4.51B
3
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
$597M
4
Berkshire Hathaway
Berkshire Hathaway
Nebraska
$192M
5
AAMU
Amundi Asset Management US
Massachusetts
$255M

Top Sellers

1
Invesco
Invesco
Georgia
$325M
2
Capital World Investors
Capital World Investors
California
$542M
3
ClearBridge Investments
ClearBridge Investments
New York
$1.51B
4
D.E. Shaw & Co
D.E. Shaw & Co
New York
$470M
5
AllianceBernstein
AllianceBernstein
Tennessee
$128M
Name Holding Trade Value Shares
Change 		Shares
Change %
HSA
401
Hussman Strategic Advisors
Maryland
$2.97M +$742K +2,500 +33%
MCM
402
Moore Capital Management
New York
$2.95M +$2.95M +9,924 New
Daiwa Securities Group
403
Daiwa Securities Group
Japan
$2.91M -$41.5K -140 -1%
WTC
404
WhitTier Trust Company
Nevada
$2.86M -$87.3K -294 -3%
SLI
405
Sumitomo Life Insurance
Japan
$2.81M +$158K +533 +6%
JC
406
Jacobs & Co
California
$2.8M +$2.8M +9,440 New
EOJOAM
407
E. Ohman J:or Asset Management
Sweden
$2.79M +$148K +499 +6%
SEC
408
Seven Eight Capital
New York
$2.77M -$9.49M -32,000 -77%
KRS
409
Kentucky Retirement Systems
Kentucky
$2.76M -$49.9K -168 -2%
MML Investors Services
410
MML Investors Services
Massachusetts
$2.72M +$263K +887 +11%
BGIM
411
Brandywine Global Investment Management
Pennsylvania
$2.71M +$2.68M +9,112 +10,238%
FC
412
FORA Capital
Florida
$2.68M +$2.68M +9,025 New
RC
413
RegentAtlantic Capital
New Jersey
$2.61M -$66.5K -224 -2%
Wealthfront Advisers
414
Wealthfront Advisers
California
$2.56M +$1.18M +3,986 +86%
EF
415
Empowered Funds
Pennsylvania
$2.55M -$349K -1,175 -12%
LSERS
416
Louisiana State Employees Retirement System
Louisiana
$2.55M -$89K -300 -3%
CBT
417
Central Bank & Trust
Kentucky
$2.54M -$232K -781 -8%
Credit Agricole
418
Credit Agricole
France
$2.54M -$3.13M -10,543 -55%
JSP
419
Jackson Square Partners
California
$2.5M -$288M -969,416 -99%
SSA
420
Schonfeld Strategic Advisors
New York
$2.47M -$11.8M -39,734 -83%
HJMC
421
Hellman Jordan Management Company
Massachusetts
$2.46M +$1.57M +5,293 +176%
AT
422
Arden Trust
Delaware
$2.46M -$134K -450 -5%
LWCFA
423
Loring Wolcott & Coolidge Fiduciary Advisors
Massachusetts
$2.46M -$3.26K -11 -0.1%
SDIC
424
South Dakota Investment Council
South Dakota
$2.45M -$217K -730 -8%
CAM
425
Covenant Asset Management
New Jersey
$2.43M +$1.66M +5,608 +217%
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