- Type / Class
- Equity / COMMON STOCK
- Shares outstanding
- 147,213,121
- Total 13F shares
- 128,518,741
- Share change
- +594,963
- Total reported value
- $27,691,040,526
- Put/Call ratio
- 101%
- Price per share
- $215.63
- Number of holders
- 932
- Value change
- +$55,007,555
- Number of buys
- 380
- Number of sells
- 496
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?
Open the full security ownership history page.
Next holder-history checks
These links keep the next click tied to holder verification, nearby quarters, or outside-13F ownership context.
- Back to full security ownership history for the broader multi-quarter picture.
- Latest 13F filings for newly reported positions across managers.
- Latest Schedule 13D/13G reports for ownership changes outside the 13F cadence.
- SEC investors directory for manager drilldown.
Explore More Reporting Periods
Jump to adjacent filing periods for faster comparison and easier crawl discovery.
Recent filing periods for CUSIP 09062X103:
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%
|
16,264,481
|
$4,208,759,748 | — | 31 Dec 2023 | |
| VANGUARD GROUP INC |
13F
|
Company |
9.8%
|
14,407,330
|
$3,728,184,783 | — | 31 Dec 2023 | |
| BlackRock Finance, Inc. |
13F
|
Company |
9.7%
|
14,246,658
|
$3,686,607,689 | — | 31 Dec 2023 | |
| STATE STREET CORP |
13F
|
Company |
4.7%
|
6,945,665
|
$1,797,329,732 | — | 31 Dec 2023 | |
| T. Rowe Price Investment Management, Inc. |
13F
|
Company |
3.6%
|
5,357,326
|
$1,386,316,000 | — | 31 Dec 2023 | |
| WELLINGTON MANAGEMENT GROUP LLP |
13F
|
Company |
3.6%
|
5,324,396
|
$1,377,793,953 | — | 31 Dec 2023 | |
| JPMORGAN CHASE & CO |
13F
|
Company |
3.4%
|
5,072,640
|
$1,312,647,270 | — | 31 Dec 2023 | |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
|
Company |
2.2%
|
3,309,317
|
$854,137,923 | — | 31 Dec 2023 | |
| Invesco Ltd. |
13F
|
Company |
1.2%
|
1,814,666
|
$469,581,120 | — | 31 Dec 2023 | |
| Clearbridge Investments, LLC |
13F
|
Company |
1.1%
|
1,679,302
|
$434,552,981 | — | 31 Dec 2023 | |
| MORGAN STANLEY |
13F
|
Company |
1.1%
|
1,577,777
|
$408,281,862 | — | 31 Dec 2023 | |
| PRICE T ROWE ASSOCIATES INC /MD/ |
13F
|
Company |
1%
|
1,508,346
|
$390,315,000 | — | 31 Dec 2023 | |
| NORTHERN TRUST CORP |
13F
|
Company |
1%
|
1,494,963
|
$386,851,576 | — | 31 Dec 2023 | |
| NORGES BANK |
13F
|
Company |
0.99%
|
1,463,571
|
$378,728,268 | — | 31 Dec 2023 | |
| DIMENSIONAL FUND ADVISORS LP |
13F
|
Company |
0.97%
|
1,424,659
|
$368,684,512 | — | 31 Dec 2023 | |
| VAN ECK ASSOCIATES CORP |
13F
|
Company |
0.97%
|
1,421,196
|
$367,763,000 | — | 31 Dec 2023 | |
| Bank of New York Mellon Corp |
13F
|
Company |
0.94%
|
1,389,698
|
$359,612,191 | — | 31 Dec 2023 | |
| Legal & General Group Plc |
13F
|
Company |
0.9%
|
1,325,096
|
$342,895,091 | — | 31 Dec 2023 | |
| Pictet Asset Management Holding SA |
13F
|
Company |
0.85%
|
1,257,959
|
$325,522,050 | — | 31 Dec 2023 | |
| DEUTSCHE BANK AG\ |
13F
|
Company |
0.81%
|
1,189,890
|
$307,907,835 | — | 31 Dec 2023 | |
| Amundi |
13F
|
Individual |
0.82%
|
1,201,706
|
$307,444,464 | — | 31 Dec 2023 | |
| GOLDMAN SACHS GROUP INC |
13F
|
Company |
0.74%
|
1,095,823
|
$283,566,172 | — | 31 Dec 2023 | |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC |
13F
|
Company |
0.69%
|
1,014,583
|
$262,543,643 | — | 31 Dec 2023 | |
| FMR LLC |
13F
|
Company |
0.68%
|
1,001,144
|
$259,065,936 | — | 31 Dec 2023 | |
| Beutel, Goodman & Co Ltd. |
13F
|
Company |
0.68%
|
995,456
|
$257,594,000 | — | 31 Dec 2023 | |
| AMERICAN CENTURY COMPANIES INC |
13F
|
Company |
0.67%
|
988,676
|
$255,839,688 | — | 31 Dec 2023 | |
| FIRST TRUST ADVISORS LP |
13F
|
Company |
0.66%
|
977,308
|
$252,897,953 | — | 31 Dec 2023 | |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC |
13F
|
Company |
0.58%
|
849,000
|
$219,695,802 | — | 31 Dec 2023 | |
| ORBIMED ADVISORS LLC |
13F
|
Company |
0.56%
|
827,600
|
$214,158,052 | — | 31 Dec 2023 | |
| RENAISSANCE TECHNOLOGIES LLC |
13F
|
Company |
0.52%
|
758,606
|
$196,304,000 | — | 31 Dec 2023 | |
| Allianz Asset Management GmbH |
13F
|
Company |
0.49%
|
718,719
|
$185,982,916 | — | 31 Dec 2023 | |
| FIL Ltd |
13F
|
Company |
0.45%
|
656,502
|
$169,883,023 | — | 31 Dec 2023 | |
| Sarissa Capital Management LP |
13F
|
Company |
0.44%
|
643,000
|
$166,389,110 | — | 31 Dec 2023 | |
| Alexander J. Denner |
3/4/5
|
Director |
—
class O/S missing
|
658,099
|
$163,208,552 | — | 15 Jun 2022 | |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ |
13F
|
Company |
0.39%
|
580,065
|
$150,103,419 | — | 31 Dec 2023 | |
| Employees Provident Fund Board |
13F
|
Company |
0.38%
|
564,273
|
$146,016,924 | — | 31 Dec 2023 | |
| RA CAPITAL MANAGEMENT, L.P. |
13F
|
Company |
0.36%
|
532,892
|
$137,896,463 | — | 31 Dec 2023 | |
| BARCLAYS PLC |
13F
|
Company |
0.36%
|
532,260
|
$137,732,923 | — | 31 Dec 2023 | |
| FRANKLIN RESOURCES INC |
13F
|
Company |
0.34%
|
498,349
|
$128,957,771 | — | 31 Dec 2023 | |
| Swiss National Bank |
13F
|
Company |
0.31%
|
452,900
|
$117,196,933 | — | 31 Dec 2023 | |
| AXA S.A. |
13F
|
Company |
0.31%
|
450,743
|
$116,638,765 | — | 31 Dec 2023 | |
| BNP Paribas Asset Management Holding S.A. |
13F
|
Company |
0.3%
|
448,432
|
$116,041,000 | — | 31 Dec 2023 | |
| Nuveen Asset Management, LLC |
13F
|
Company |
0.3%
|
447,150
|
$115,709,005 | — | 31 Dec 2023 | |
| Aberdeen Group plc |
13F
|
Company |
0.3%
|
437,075
|
$113,101,897 | — | 31 Dec 2023 | |
| BANK OF AMERICA CORP /DE/ |
13F
|
Company |
0.29%
|
426,574
|
$110,384,555 | — | 31 Dec 2023 | |
| Alyeska Investment Group, L.P. |
13F
|
Company |
0.29%
|
422,680
|
$109,376,904 | — | 31 Dec 2023 | |
| TD ASSET MANAGEMENT INC |
13F
|
Company |
0.26%
|
389,984
|
$100,916,159 | — | 31 Dec 2023 | |
| Sumitomo Mitsui Trust Group, Inc. |
13F
|
Company |
0.26%
|
383,102
|
$99,135,305 | — | 31 Dec 2023 | |
| Palo Alto Investors LP |
13F
|
Company |
0.26%
|
380,417
|
$98,440,507 | — | 31 Dec 2023 | |
| ROYAL BANK OF CANADA |
13F
|
Company |
0.25%
|
374,014
|
$96,785,000 | — | 31 Dec 2023 |
Institutional Holders of BIOGEN INC. - COMMON STOCK (BIIB) as of Q1 2024
As of 31 Mar 2024,
BIOGEN INC. - COMMON STOCK (BIIB) was held by
932 institutional
shareholders
that filed Form 13F with the SEC.
Together, they reported ownership of
128,518,741 shares.
The largest 10 holders included
VANGUARD GROUP INC, PRIMECAP MANAGEMENT CO/CA/, BlackRock Inc., STATE STREET CORP, T. Rowe Price Investment Management, Inc., WELLINGTON MANAGEMENT GROUP LLP, JPMORGAN CHASE & CO, GEODE CAPITAL MANAGEMENT, LLC, VAN ECK ASSOCIATES CORP, and MORGAN STANLEY.
This page lists
938
institutional shareholders reporting positions in this security
for the Q1 2024 filing period.
| Investor | Option | Weight % | Change % | Value $ | * Price | Shares | Share Change | Activity | Report Period |
|---|
Compare Q1 2024 vs Q4 2023 Across Filers
Q4 2023 holders
993
Q1 2024 holders
932
Holder diff
-61
| Investor | Q4 2023 Shares | Q1 2024 Shares | Share Diff | Share Chg % | Q4 2023 Value $ | Q1 2024 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.
An asterisk sign (*) next to the price indicates that the price is likely invalid.