- Type / Class
- Equity / Common Stock
- Shares outstanding
- 147,079,094
- Total 13F shares
- 127,982,276
- Share change
- +3,467,584
- Total reported value
- $33,111,816,739
- Put/Call ratio
- 73%
- Price per share
- $258.77
- Number of holders
- 993
- Value change
- +$901,376,761
- Number of buys
- 358
- Number of sells
- 453
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%
|
16,012,566
|
$4,115,389,588 | — | 30 Sep 2023 | |
| BlackRock Finance, Inc. |
13F
|
Company |
9.5%
|
13,974,587
|
$3,591,608,603 | — | 30 Sep 2023 | |
| VANGUARD GROUP INC |
13F
|
Company |
8.3%
|
12,188,586
|
$3,132,588,488 | — | 30 Sep 2023 | |
| STATE STREET CORP |
13F
|
Company |
4.7%
|
6,865,654
|
$1,764,541,735 | — | 30 Sep 2023 | |
| WELLINGTON MANAGEMENT GROUP LLP |
13F
|
Company |
3.7%
|
5,374,310
|
$1,381,251,412 | — | 30 Sep 2023 | |
| JPMORGAN CHASE & CO |
13F
|
Company |
3.4%
|
4,985,752
|
$1,281,388,372 | — | 30 Sep 2023 | |
| T. Rowe Price Investment Management, Inc. |
13F
|
Company |
3.2%
|
4,754,991
|
$1,222,081,000 | — | 30 Sep 2023 | |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
|
Company |
2.2%
|
3,236,887
|
$830,168,439 | — | 30 Sep 2023 | |
| Clearbridge Investments, LLC |
13F
|
Company |
1.2%
|
1,823,182
|
$468,576,088 | — | 30 Sep 2023 | |
| NORTHERN TRUST CORP |
13F
|
Company |
1.1%
|
1,643,035
|
$422,276,425 | — | 30 Sep 2023 | |
| NORGES BANK |
13F
|
Company |
1%
|
1,529,096
|
$392,992,963 | — | 30 Sep 2023 | |
| MORGAN STANLEY |
13F
|
Company |
1%
|
1,493,113
|
$383,745,281 | — | 30 Sep 2023 | |
| Bank of New York Mellon Corp |
13F
|
Company |
0.97%
|
1,430,132
|
$367,558,245 | — | 30 Sep 2023 | |
| DIMENSIONAL FUND ADVISORS LP |
13F
|
Company |
0.94%
|
1,381,215
|
$355,004,225 | — | 30 Sep 2023 | |
| FMR LLC |
13F
|
Company |
0.93%
|
1,361,051
|
$349,803,731 | — | 30 Sep 2023 | |
| Legal & General Group Plc |
13F
|
Company |
0.91%
|
1,339,078
|
$344,156,767 | — | 30 Sep 2023 | |
| Pictet Asset Management Holding SA |
13F
|
Company |
0.82%
|
1,212,482
|
$311,619,999 | — | 30 Sep 2023 | |
| VAN ECK ASSOCIATES CORP |
13F
|
Company |
0.81%
|
1,189,546
|
$305,725,000 | — | 30 Sep 2023 | |
| Invesco Ltd. |
13F
|
Company |
0.8%
|
1,181,374
|
$303,624,932 | — | 30 Sep 2023 | |
| PRICE T ROWE ASSOCIATES INC /MD/ |
13F
|
Company |
0.79%
|
1,163,530
|
$299,039,000 | — | 30 Sep 2023 | |
| Amundi |
13F
|
Individual |
0.74%
|
1,093,524
|
$286,787,605 | — | 30 Sep 2023 | |
| RENAISSANCE TECHNOLOGIES LLC |
13F
|
Company |
0.74%
|
1,086,397
|
$279,215,000 | — | 30 Sep 2023 | |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC |
13F
|
Company |
0.72%
|
1,065,518
|
$273,848,782 | — | 30 Sep 2023 | |
| Beutel, Goodman & Co Ltd. |
13F
|
Company |
0.68%
|
999,276
|
$256,823,000 | — | 30 Sep 2023 | |
| DEUTSCHE BANK AG\ |
13F
|
Company |
0.64%
|
936,482
|
$240,685,240 | — | 30 Sep 2023 | |
| AMERICAN CENTURY COMPANIES INC |
13F
|
Company |
0.61%
|
898,928
|
$231,033,485 | — | 30 Sep 2023 | |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC |
13F
|
Company |
0.58%
|
848,690
|
$218,121,888 | — | 30 Sep 2023 | |
| GOLDMAN SACHS GROUP INC |
13F
|
Company |
0.54%
|
790,845
|
$203,254,854 | — | 30 Sep 2023 | |
| Allianz Asset Management GmbH |
13F
|
Company |
0.53%
|
772,358
|
$198,503,730 | — | 30 Sep 2023 | |
| BNP Paribas Asset Management Holding S.A. |
13F
|
Company |
0.45%
|
660,546
|
$169,767,000 | — | 30 Sep 2023 | |
| Sarissa Capital Management LP |
13F
|
Company |
0.44%
|
643,000
|
$165,257,430 | — | 30 Sep 2023 | |
| Alexander J. Denner |
3/4/5
|
Director |
—
class O/S missing
|
658,099
|
$163,208,552 | — | 15 Jun 2022 | |
| FRANKLIN RESOURCES INC |
13F
|
Company |
0.43%
|
628,534
|
$161,539,523 | — | 30 Sep 2023 | |
| Nuveen Asset Management, LLC |
13F
|
Company |
0.4%
|
582,753
|
$149,773,349 | — | 30 Sep 2023 | |
| ORBIMED ADVISORS LLC |
13F
|
Company |
0.38%
|
556,800
|
$143,103,168 | — | 30 Sep 2023 | |
| RA CAPITAL MANAGEMENT, L.P. |
13F
|
Company |
0.36%
|
532,892
|
$136,958,573 | — | 30 Sep 2023 | |
| Swiss National Bank |
13F
|
Company |
0.32%
|
465,600
|
$119,663,856 | — | 30 Sep 2023 | |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ |
13F
|
Company |
0.3%
|
446,602
|
$114,781,180 | — | 30 Sep 2023 | |
| Employees Provident Fund Board |
13F
|
Company |
0.3%
|
442,416
|
$113,705,336 | — | 30 Sep 2023 | |
| Alyeska Investment Group, L.P. |
13F
|
Company |
0.3%
|
442,076
|
$113,617,953 | — | 30 Sep 2023 | |
| AXA S.A. |
13F
|
Company |
0.3%
|
441,249
|
$113,405,406 | — | 30 Sep 2023 | |
| SAMLYN CAPITAL, LLC |
13F
|
Company |
0.29%
|
420,355
|
$108,035,438 | — | 30 Sep 2023 | |
| UBS Group AG |
13F
|
Company |
0.29%
|
419,798
|
$107,892,284 | — | 30 Sep 2023 | |
| FIRST TRUST ADVISORS LP |
13F
|
Company |
0.28%
|
405,513
|
$104,221,073 | — | 30 Sep 2023 | |
| BARCLAYS PLC |
13F
|
Company |
0.27%
|
395,676
|
$101,692,689 | — | 30 Sep 2023 | |
| Palo Alto Investors LP |
13F
|
Company |
0.26%
|
381,282
|
$97,993,287 | — | 30 Sep 2023 | |
| Sumitomo Mitsui Trust Group, Inc. |
13F
|
Company |
0.26%
|
378,509
|
$97,280,598 | — | 30 Sep 2023 | |
| PARNASSUS INVESTMENTS, LLC |
13F
|
Company |
0.25%
|
360,742
|
$92,714,301 | — | 30 Sep 2023 | |
| BANK OF AMERICA CORP /DE/ |
13F
|
Company |
0.24%
|
354,093
|
$91,005,442 | — | 30 Sep 2023 | |
| CREDIT SUISSE AG/ |
13F
|
Company |
0.24%
|
348,711
|
$89,622,215 | — | 30 Sep 2023 |
Institutional Holders of BIOGEN INC. - Common Stock (BIIB) as of Q4 2023
As of 31 Dec 2023,
BIOGEN INC. - Common Stock (BIIB) was held by
993 institutional
shareholders
that filed Form 13F with the SEC.
Together, they reported ownership of
127,982,276 shares.
The largest 10 holders included
PRIMECAP MANAGEMENT CO/CA/, VANGUARD GROUP INC, BlackRock Inc., STATE STREET CORP, T. Rowe Price Investment Management, Inc., WELLINGTON MANAGEMENT GROUP LLP, JPMORGAN CHASE & CO, GEODE CAPITAL MANAGEMENT, LLC, Invesco Ltd., and Clearbridge Investments, LLC.
This page lists
997
institutional shareholders reporting positions in this security
for the Q4 2023 filing period.
| Investor | Option | Weight % | Change % | Value $ | * Price | Shares | Share Change | Activity | Report Period |
|---|
Compare Q4 2023 vs Q3 2023 Across Filers
Q3 2023 holders
954
Q4 2023 holders
993
Holder diff
39
| Investor | Q3 2023 Shares | Q4 2023 Shares | Share Diff | Share Chg % | Q3 2023 Value $ | Q4 2023 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.