BIIB | BIOGEN INC

CUSIP: 09062X103

3 Funds Holding
1.1M Total Shares
$199M Total Value
$195.62
Price
$28.7B
Market Cap
22.3
P/E Ratio
12.0
Forward P/E
$8.78
EPS (TTM)
Dividend Yield
$3.8B
Cash
$6.6B
Total Debt
147M
Shares Out
$110.04
$202.41
52-Week Range

Institutional Ownership of BIOGEN INC

Fund / Manager Click to search
Shares Value % of Portfolio Cost Basis Est. Return
Patient Capital Management|Samantha McLemore
576.4K $101M
3.92%
$188.73 -7.91%
Causeway Capital Management|Sarah Ketterer
521.1K $92M
1.26%
$151.25 +8.70%
Hillman Capital Management|Mark Hillman
30.5K $5M
3.38%

Trading Activity for BIOGEN INC

Fund / Manager Click to search
Action Change Shares After Value Price
2025-Q4
BUY +45.3% 576.4K $101M $164.68
SELL -8.2% 521.1K $92M $164.68
SELL -20.4% 30.5K $5M $164.68
2025-Q3
BUY +15.0% 567.5K $79M $134.94
BUY +23.8% 396.6K $56M $134.94
SELL -8.6% 38.4K $5M $134.94
2025-Q2
SELL -29.7% 320.5K $40M $125.59
BUY +13.8% 493.4K $62M $125.59
SELL -4.7% 42.0K $5M $125.59
2025-Q1
BUY +10.1% 455.6K $62M $142.37
BUY +53.9% 433.5K $59M $142.37
BUY +2.2% 44.0K $6M $142.37
2024-Q4
BUY +61.7% 414.0K $63M $165.79
BUY NEW 281.7K $43M $165.79
BUY +22.2% 43.1K $7M $165.79
2024-Q3
SELL -0.5% 255.9K $50M $204.82
SELL -1.9% 35.3K $7M $204.82
2024-Q2
BUY +18.1% 257.3K $60M $220.07
BUY +0.5% 36.0K $8M $220.07
2024-Q1
BUY NEW 217.9K $47M $227.36
BUY +3.8% 35.8K $8M $227.36
SELL EXIT $227.36
2023-Q4
BUY +0.5% 34.5K $9M $248.13
2023-Q3
BUY +16.6% 34.3K $9M $267.17
SELL EXIT $267.17
SELL -7.3% 950 $244160 $267.17
2023-Q2
SELL -0.4% 29.4K $8M $298.66
BUY NEW 1.6K $460887 $298.66
2023-Q1
SELL -1.8% 29.5K $8M $274.01
2022-Q4
SELL -5.3% 30.1K $8M $283.44
SELL EXIT $283.44
2022-Q3
SELL -26.2% 31.8K $8M $211.84
2022-Q2
SELL EXIT $205.23
BUY +0.8% 43.0K $9M $205.23
2022-Q1
SELL -1.8% 843.0K $178M $214.59
BUY +57.0% 42.7K $9M $214.59
BUY NEW 2.4K $502000 $214.59
2021-Q4
BUY NEW 858.5K $206M $261.55
SELL -3.9% 27.2K $7M $261.55
2021-Q3
SELL EXIT $335.57
BUY +3.9% 28.3K $8M $335.57
2021-Q2
SELL EXIT $274.68
SELL EXIT $274.68
BUY NEW 79.5K $28M $274.68
SELL -0.2% 27.2K $9M $274.68
2021-Q1
BUY NEW 603.9K $169M $269.93
BUY +36.9% 27.3K $8M $269.93
2020-Q4
BUY +1.5% 19.9K $5M $248.59
SELL EXIT $248.59
2020-Q3
BUY +20.9% 19.6K $6M $278.45
SELL -11.9% 2.9K $810000 $278.45
2020-Q2
SELL -93.1% 3.2K $868000 $302.73
SELL -0.8% 16.2K $4M $302.73
SELL EXIT $302.73
2020-Q1
SELL -0.8% 643.0K $203M $296.75
SELL -5.1% 47.2K $15M $296.75
SELL -9.6% 16.4K $5M $296.75
BUY NEW 10.0K $3M $296.75
2019-Q4
BUY NEW 648.4K $192M $292.18
BUY NEW 49.7K $15M $292.18
BUY NEW 49.7K $15M $292.18
2019-Q3
BUY +37.8% 3.2K $743000 $233.23
2019-Q2
SELL -5.4% 2.3K $542000 $230.52
2019-Q1
SELL EXIT $326.63
BUY +16.4% 2.5K $579000 $326.63
2018-Q4
BUY +13.0% 2.1K $634000 $319.94
2018-Q3
BUY +4.1% 1.9K $659000 $344.21
2018-Q2
BUY +2.5% 1.8K $520000 $280.05
2018-Q1
BUY +87.7% 1.7K $478000 $299.38

Insider Trading for BIOGEN INC

6 Months Insider Sentiment
100%
Buy $0 Sell $69K
0 Buys
1 Sells
-69K Net
0 Grants
Largest
$69K Singhal
Date
Insider Click to search
Role Click to search
Type Shares Price Value
Dec 01, 2025 Christopher Viehbacher President and CEO EXERCISE 7.0K
Oct 31, 2025 Jane Grogan Head of Research EXERCISE 695
Oct 02, 2025 Sean Godbout Chief Accounting Officer EXERCISE 26
Sep 02, 2025 Priya Singhal Head of Development SELL 517 $133.55 $69K
Aug 29, 2025 Priya Singhal Head of Development EXERCISE 1.7K