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Biogen
BIIB

Overview Fund Activity

1,140 hedge funds and large institutions have $52.2B invested in Biogen in 2018 Q4 according to their latest regulatory filings, with 130 funds opening new positions, 374 increasing their positions, 452 reducing their positions, and 122 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,140
Holders Change
-4
Holders Change %
-0.35%
% of All Funds
25.44%
Holding in Top 10
29
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+3.57%
% of All Funds
0.65%
New
130
Increased
374
Reduced
452
Closed
122
Calls
$992M
Puts
$1.34B
Net Calls
-$347M
Net Calls Change
+$428M

Top Buyers

1
Capital World Investors
Capital World Investors
California
+$464M
2
Prudential Financial
Prudential Financial
New Jersey
+$127M
3
Vanguard Group
Vanguard Group
Pennsylvania
+$107M
4
Parnassus Investments
Parnassus Investments
California
+$88.8M
5
PAM
Panagora Asset Management
Massachusetts
+$59.3M

Top Sellers

1
Fidelity Investments
Fidelity Investments
Massachusetts
-$196M
2
Ameriprise
Ameriprise
Minnesota
-$177M
3
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
-$150M
4
Invesco
Invesco
Georgia
-$145M
5
Goldman Sachs
Goldman Sachs
New York
-$139M
Name Holding Trade Value Shares
Change 		Shares
Change %
KeyBank National Association
376
KeyBank National Association
Ohio
$4.8M +$22K +73 +0.5%
AC
377
Allstate Corporation
Illinois
$4.64M +$4.64M +15,411 New
BPM
378
Bowling Portfolio Management
Ohio
$4.59M +$3.39M +11,258 +282%
CPA
379
Court Place Advisors
Maryland
$4.56M +$179K +596 +4%
KCM
380
Kornitzer Capital Management
Kansas
$4.52M -$1.5K -5 -0%
BOTW
381
Bank of the West
California
$4.47M -$135K -450 -3%
Hudson Bay Capital Management
382
Hudson Bay Capital Management
Connecticut
$4.42M -$4.6M -15,300 -51%
KWILP
383
Kiwi Wealth Investments Limited Partnership
New Zealand
$4.42M +$121K +401 +3%
Squarepoint
384
Squarepoint
New York
$4.41M -$1.11M -3,693 -20%
SBH
385
Segall Bryant & Hamill
Illinois
$4.41M -$35.8K -119 -0.8%
DCM
386
Dupont Capital Management
Delaware
$4.35M -$239K -795 -5%
BF
387
BOK Financial
Oklahoma
$4.35M -$450K -1,497 -9%
CGH
388
Crossmark Global Holdings
Texas
$4.35M +$224K +743 +5%
GT
389
Glenview Trust
Kentucky
$4.33M -$5.24M -17,423 -55%
AIP
390
Ameritas Investment Partners
Nebraska
$4.33M +$108K +359 +3%
Parallax Volatility Advisers
391
Parallax Volatility Advisers
California
$4.31M +$1.54M +5,122 +56%
HP
392
Hikari Power
Japan
$4.29M – – –
WTC
393
WhitTier Trust Company
Nevada
$4.28M +$25.3K +84 +0.6%
MCM
394
Mitchell Capital Management
Kansas
$4.27M -$203K -674 -5%
Jane Street
395
Jane Street
New York
$4.23M -$10.1M -33,485 -70%
BCM
396
Bourgeon Capital Management
Connecticut
$4.23M -$7.52K -25 -0.2%
WMSA
397
Weiss Multi-Strategy Advisers
New York
$4.21M -$224K -746 -5%
PI
398
PEAK6 Investments
Illinois
$4.2M +$4.2M +13,951 New
FHA
399
First Horizon Advisors
Tennessee
$4.19M -$483K -1,605 -10%
MPWT
400
MassMutual Private Wealth & Trust
Connecticut
$4.15M +$43.3K +144 +1%
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