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Biogen Inc. (BIIB)
:BIIB
US Market

Biogen (BIIB) Ownership - Who Owns Biogen?

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4,791 Followers

Biogen (BIIB) Ownership Overview

0.16%32.78%20.93%37.81%8.32%
20.93% Other Institutional Investors
37.81% ETFs
8.32% Public Companies and Individual Investors
The ownership structure of Biogen (BIIB) stock is a mix of institutional, retail, and individual investors. Approximately 91.52% of the company’s stock is owned by Institutional Investors, 0.16% is owned by Insiders, and 8.32% is owned by Public Companies and Individual Investors.
The ownership structure of Biogen (BIIB) stock is a mix of institutional, retail, and individual investors. Approximately 53.71% of the company’s stock is owned by Institutional Investors, 0.16% is owned by Insiders, and 37.81% is owned by Public Companies and Individual Investors.

Recent Insider Trading Activity

Date
Name
Activity
Value
May 05, 2025
xxxxxxxxxxxxx
$151559
Mar 10, 2025
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$1314088
Dec 09, 2024
xxxxxxxxxxxxx
$17293
Sep 05, 2024
xxxxxxxxxxxxx
$88019

Recent Hedge Fund Trading Activity

Date
Firm
Activity
Value
Mar 31, 2025
xxxxxxxxxxxxx
$435014
Mar 31, 2025
xxxxxxxxxxxxx
$1853771
Mar 31, 2025
xxxxxxxxxxxxx
$4652560
Mar 31, 2025
xxxxxxxxxxxxx
$17127168

Top Shareholders

Holder
# of Shares
Type
% Holding
Value
15,943,259Institution10.88%2,002,313,898
15,645,180Institution10.68%1,964,878,156
14,012,784Institution9.56%1,759,865,543
10,188,827Institution6.95%1,279,614,783
9,095,721Institution6.21%1,142,331,600
8,643,056Institution5.90%1,085,481,403
6,284,796Institution4.29%789,307,530
6,155,337Institution4.20%773,048,774
4,625,034Institution3.16%580,858,020
2,492,130Institution1.70%312,986,607

Top Mutual Fund Holders

Holder
# of Shares
Type
% Holding
Value
14,012,784Institution9.56%1,759,865,543
9,095,721Institution6.21%1,142,331,600
4,625,034Institution3.16%580,858,020
2,492,130Institution1.70%312,986,607
2,354,677Institution1.61%295,723,884
2,063,740Institution1.41%259,185,107
1,357,436Institution0.93%170,480,387
1,290,800Institution0.88%162,111,572
994,120Institution0.68%124,851,531
742,016Institution0.51%93,189,789

Top ETF Holders

Holder
# of Shares
Type
% Holding
Value
4,697,588Institution3.21%568,783,955
4,134,250Institution2.82%500,574,990
3,182,738Institution2.17%385,365,917
3,016,758Institution2.06%378,874,637
1,754,079Institution1.20%216,979,572
1,754,079Institution1.20%216,979,572
1,719,694Institution1.17%215,976,369
1,286,873Institution0.88%155,814,583
1,208,579Institution0.82%149,501,222
1,050,639Institution0.72%129,964,044

FAQ

Who Owns Biogen Inc. (BIIB)?
According to the latest TipRanks data, approximately 20.93% of the company's stock is held by institutional investors, 0.16% is held by insiders, and 8.32% is held by retail investors.
    What percentage of Biogen Inc. (BIIB) stock is held by institutional investors?
    According to the latest TipRanks data, approximately 20.93% of Biogen Inc. (BIIB) stock is held by institutional investors.
      What percentage of Biogen Inc. (BIIB) stock is held by retail investors?
      According to the latest TipRanks data, approximately 8.32% of Biogen Inc. (BIIB) stock is held by retail investors.
        Who owns the most shares of Biogen Inc. (BIIB)?
        Theofanis Kolokotrones owns the most shares of Biogen Inc. (BIIB).
          What is the significance of the ownership structure for a publicly traded company?
          The ownership structure can impact the company's decision making, as large institutional investors may exert influence on the company's management and can also affect the company's stock price with their buying and selling patterns.
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