BIOGEN INC. - Common Stock (BIIB)

CUSIP: 09062X103

Q1 2021 13F Holders as of 31 Mar 2021

Type / Class
Equity / Common Stock
Shares outstanding
147,079,094
Total 13F shares
127,388,312
Share change
-1,524,193
Total reported value
$35,598,424,357
Put/Call ratio
99%
Price per share
$279.75
Number of holders
1,079
Value change
-$380,775,241
Number of buys
464
Number of sells
501

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Quarterly Holders Quick Answers

What is CUSIP 09062X103?
CUSIP 09062X103 identifies BIIB - BIOGEN INC. - Common Stock in SEC institutional holdings data.

Need full ownership history?
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Top shareholders of BIIB - BIOGEN INC. - Common Stock (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
Holder Source Role / Reporting Ownership % Shares Holdings Value 12M Net Δ As of Details
PRIMECAP MANAGEMENT CO/CA/
13F
Company
11%
15,822,066
$3,874,191,000 31 Dec 2020
13F
BlackRock Finance, Inc.
13F
Company
9.1%
13,419,599
$3,285,921,000 31 Dec 2020
13F
VANGUARD GROUP INC
13F
Company
8.1%
11,896,510
$2,912,979,000 31 Dec 2020
13F
STATE STREET CORP
13F
Company
4.8%
6,992,015
$1,712,065,000 31 Dec 2020
13F
WELLINGTON MANAGEMENT GROUP LLP
13F
Company
3.9%
5,781,973
$1,415,774,000 31 Dec 2020
13F
Clearbridge Investments, LLC
13F
Company
2.4%
3,598,673
$881,171,000 31 Dec 2020
13F
RENAISSANCE TECHNOLOGIES LLC
13F
Company
2.1%
3,037,762
$743,826,000 31 Dec 2020
13F
JPMORGAN CHASE & CO
13F
Company
2%
2,912,021
$713,038,000 31 Dec 2020
13F
GEODE CAPITAL MANAGEMENT, LLC
13F
Company
1.9%
2,759,498
$674,210,000 31 Dec 2020
13F
NORTHERN TRUST CORP
13F
Company
1.5%
2,200,958
$538,926,000 31 Dec 2020
13F
Bank of New York Mellon Corp
13F
Company
1.5%
2,146,092
$525,493,000 31 Dec 2020
13F
FMR LLC
13F
Company
1.3%
1,981,867
$485,280,000 31 Dec 2020
13F
NORGES BANK
13F
Company
1.3%
1,903,653
$466,128,000 31 Dec 2020
13F
PRICE T ROWE ASSOCIATES INC /MD/
13F
Company
1.1%
1,687,298
$413,152,000 31 Dec 2020
13F
Legal & General Group Plc
13F
Company
0.84%
1,230,474
$301,292,000 31 Dec 2020
13F
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC
13F
Company
0.81%
1,190,397
$291,480,607 31 Dec 2020
13F
DIMENSIONAL FUND ADVISORS LP
13F
Company
0.76%
1,116,551
$273,380,000 31 Dec 2020
13F
AQR CAPITAL MANAGEMENT LLC
13F
Company
0.69%
1,017,422
$245,493,000 31 Dec 2020
13F
DEUTSCHE BANK AG\
13F
Company
0.68%
1,001,668
$245,268,000 31 Dec 2020
13F
AMERICAN CENTURY COMPANIES INC
13F
Company
0.66%
976,022
$238,989,000 31 Dec 2020
13F
LSV ASSET MANAGEMENT
13F
Company
0.64%
938,341
$229,762,000 31 Dec 2020
13F
PICTET ASSET MANAGEMENT LTD
13F
Company
0.64%
937,627
$229,587,000 31 Dec 2020
13F
Nuveen Asset Management, LLC
13F
Company
0.61%
903,310
$221,185,000 31 Dec 2020
13F
Invesco Ltd.
13F
Company
0.57%
839,970
$205,675,000 31 Dec 2020
13F
MORGAN STANLEY
13F
Company
0.53%
777,503
$190,380,000 31 Dec 2020
13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
13F
Company
0.48%
710,402
$173,950,000 31 Dec 2020
13F
D. E. Shaw & Co., Inc.
13F
Company
0.47%
687,793
$168,413,000 31 Dec 2020
13F
SUSQUEHANNA INTERNATIONAL GROUP, LLP
13F
Company
0.46%
677,896
$165,990,000 31 Dec 2020
13F
BANK OF AMERICA CORP /DE/
13F
Company
0.46%
676,727
$165,702,000 31 Dec 2020
13F
PARAMETRIC PORTFOLIO ASSOCIATES LLC
13F
Company
0.44%
643,890
$157,663,000 31 Dec 2020
13F
BERKSHIRE HATHAWAY INC
13F
Company
0.44%
643,022
$157,450,000 31 Dec 2020
13F
Sarissa Capital Management LP
13F
Company
0.44%
643,000
$157,444,000 31 Dec 2020
13F
Sumitomo Mitsui Trust Group, Inc.
13F
Company
0.41%
602,271
$147,472,000 31 Dec 2020
13F
WELLS FARGO & COMPANY/MN
13F
Company
0.41%
598,679
$146,592,000 31 Dec 2020
13F
Swiss National Bank
13F
Company
0.41%
597,958
$146,416,000 31 Dec 2020
13F
Bellevue Group AG
13F
Company
0.38%
564,000
$138,101,000 31 Dec 2020
13F
GOLDMAN SACHS GROUP INC
13F
Company
0.37%
548,128
$134,215,000 31 Dec 2020
13F
AMUNDI ASSET MANAGEMENT US, INC.
13F
Company
0.37%
538,352
$131,821,000 31 Dec 2020
13F
ORBIMED ADVISORS LLC
13F
Company
0.36%
529,400
$129,629,000 31 Dec 2020
13F
MARSHALL WACE, LLP
13F
Company
0.35%
519,853
$127,292,000 31 Dec 2020
13F
NORDEA INVESTMENT MANAGEMENT AB
13F
Company
0.35%
517,262
$126,657,000 31 Dec 2020
13F
VAN ECK ASSOCIATES CORP
13F
Company
0.35%
516,824
$126,549,000 31 Dec 2020
13F
ACADIAN ASSET MANAGEMENT LLC
13F
Company
0.34%
503,200
$123,210,000 31 Dec 2020
13F
BARCLAYS PLC
13F
Company
0.34%
500,684
$122,598,000 31 Dec 2020
13F
PRUDENTIAL FINANCIAL INC
13F
Company
0.33%
489,121
$119,766,000 31 Dec 2020
13F
FRANKLIN RESOURCES INC
13F
Company
0.32%
473,852
$116,028,000 31 Dec 2020
13F
DEERFIELD MANAGEMENT COMPANY, L.P.
13F
Company
0.3%
448,000
$109,697,000 31 Dec 2020
13F
FIRST TRUST ADVISORS LP
13F
Company
0.28%
413,218
$101,181,000 31 Dec 2020
13F
GLENMEDE TRUST CO NA
13F
Company
0.27%
394,811
$96,672,000 31 Dec 2020
13F
S.c.a. Candriam
13F
Individual
0.27%
390,870
$95,711,000 31 Dec 2020
13F

Institutional Holders of BIOGEN INC. - Common Stock (BIIB) as of Q1 2021

As of 31 Mar 2021, BIOGEN INC. - Common Stock (BIIB) was held by 1,079 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 127,388,312 shares. The largest 10 holders included PRIMECAP MANAGEMENT CO/CA/, BlackRock Inc., VANGUARD GROUP INC, STATE STREET CORP, WELLINGTON MANAGEMENT GROUP LLP, Clearbridge Investments, LLC, JPMORGAN CHASE & CO, GEODE CAPITAL MANAGEMENT, LLC, Bank of New York Mellon Corp, and NORTHERN TRUST CORP. This page lists 1,081 institutional shareholders reporting positions in this security for the Q1 2021 filing period.
Investor Option Weight % Change % Value $ * Price Shares Share Change Activity Report Period

Compare Q1 2021 vs Q4 2020 Across Filers

Q4 2020 holders
1,047
Q1 2021 holders
1,079
Holder diff
32
Investor Q4 2020 Shares Q1 2021 Shares Share Diff Share Chg % Q4 2020 Value $ Q1 2021 Value $ Value Diff $ Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.