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Biogen
BIIB

Overview Fund Activity

956 hedge funds and large institutions have $32B invested in Biogen in 2023 Q3 according to their latest regulatory filings, with 91 funds opening new positions, 331 increasing their positions, 342 reducing their positions, and 118 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
956
Holders Change
-43
Holders Change %
-4.3%
% of All Funds
15.24%
Holding in Top 10
14
Holding in Top 10 Change
-4
Holding in Top 10 Change %
-22.22%
% of All Funds
0.22%
New
91
Increased
331
Reduced
342
Closed
118
Calls
$575M
Puts
$517M
Net Calls
+$57.3M
Net Calls Change
+$102M

Top Buyers

1
T. Rowe Price Investment Management
T. Rowe Price Investment Management
Maryland
$1.22B
2
JPMorgan Chase & Co
JPMorgan Chase & Co
New York
$1.28B
3
Massachusetts Financial Services
Massachusetts Financial Services
Massachusetts
$115M
4
VanEck Associates
VanEck Associates
New York
$306M
5
Macquarie Group
Macquarie Group
Australia
$70.2M

Top Sellers

1
Fidelity Investments
Fidelity Investments
Massachusetts
$350M
2
LAM
L2 Asset Management
Massachusetts
$2.29M
3
FCM
Farallon Capital Management
California
$0
4
Point72 Asset Management
Point72 Asset Management
Connecticut
$12.4M
5
D.E. Shaw & Co
D.E. Shaw & Co
New York
$71.7M
Name Holding Trade Value Shares
Change 		Shares
Change %
AAM
376
Advisors Asset Management
Colorado
$1.51M -$4.11K -16 -0.3%
BCV
377
Banque Cantonale Vaudoise
Switzerland
$1.5M -$169K -659 -10%
Cambridge Investment Research Advisors
378
Cambridge Investment Research Advisors
Iowa
$1.48M -$2.42M -9,417 -62%
API
379
Advisor Partners II
California
$1.48M +$38K +148 +3%
AIP
380
Ameritas Investment Partners
Nebraska
$1.46M +$206K +802 +16%
MWM
381
Meridian Wealth Management
Kentucky
$1.46M -$10.8K -42 -0.7%
NSIM
382
North Star Investment Management
Illinois
$1.45M -$5.14K -20 -0.4%
CI Investments Inc
383
CI Investments Inc
Ontario, Canada
$1.45M +$107K +417 +8%
IP
384
Intellectus Partners
California
$1.44M +$3.34K +13 +0.2%
Wealthfront Advisers
385
Wealthfront Advisers
California
$1.44M -$1.27M -4,941 -47%
PFO
386
Pathstone Family Office
New Jersey
$1.43M +$1.04M +4,055 +267%
SFI
387
Siemens Fonds Invest
Germany
$1.41M -$319K -1,242 -18%
LTAS
388
Linden Thomas Advisory Services
North Carolina
$1.38M +$411K +1,599 +42%
KRSITF
389
Kentucky Retirement Systems Insurance Trust Fund
Kentucky
$1.38M +$47K +183 +4%
CS
390
Cannell & Spears
New York
$1.36M – – –
OSAM
391
O'Shaughnessy Asset Management
Connecticut
$1.34M +$14.9K +58 +1%
SCP
392
Seizert Capital Partners
Michigan
$1.32M +$361K +1,405 +38%
EF
393
Empirical Finance
Pennsylvania
$1.32M +$111K +430 +9%
CG
394
Caprock Group
Idaho
$1.31M -$70.9K -276 -5%
BPCA
395
Bank Pictet & Cie (Asia)
Singapore
$1.31M +$324K +1,259 +33%
UA
396
Unison Advisors
District of Columbia
$1.31M – – –
Bessemer Group
397
Bessemer Group
New Jersey
$1.3M -$85.6K -333 -6%
CPC
398
Congress Park Capital
New York
$1.3M +$1.3M +5,048 New
SAM
399
Shell Asset Management
Netherlands
$1.29M -$36.7K -143 -3%
CS
400
Clear Street
New York
$1.29M +$1.29M +5,000 New
14 15
16
17 18