Biogen

BIIB Mostly scheduled

CIK 0000875045 #69 in the set updated 18 Sep 2026

Bought (12 mo)

$585.11

out of their own pocket, the only kind of buying there is

Sold (12 mo)

$905.41K

$905.41K on a plan · $0.00 straight out of an exercise

Sold at will

$0.00

0 of 4 sales

Net

−$904.83K

+$585.11 against sales at will

By person

21 insiders · 5 transactions

Insider

Role

Bought

Sold

Net

Holding

Of company

Worth

Change

Singhal Priya

Head of Development

—

$665.66K (2) scheduled

−$665.66K

8,043

0.0054%

$1.62M

+46.7%

Minor Lloyd

Director

—

$239.75K (2) scheduled

−$239.75K

2,689

0.0018%

$540.38K

—

Murphy Nicole

Head of Pharm Ops and Tech

$585.11 (1)

—

+$585.11

19,611

0.0133%

$3.94M

+100.1%

ALEXANDER SUSAN H

EVP Chief Legal Officer

—

—

—

61,889

0.0419%

$12.44M

+19.7%

DORSA CAROLINE

Director

—

—

—

31,002

0.0210%

$6.23M

+16.5%

Viehbacher Christopher

President and CEO

—

—

—

29,924

0.0203%

$6.01M

+327.5%

Rowinsky Eric K

Director

—

—

—

25,844

0.0175%

$5.19M

+17.6%

McDonnell Michael R.

EVP, Chief Financial Officer

—

—

—

24,341

0.0165%

$4.89M

+25.4%

Gregory Ginger

EVP, Human Resources

—

—

—

22,359

0.0151%

$4.49M

+61.5%

SHERWIN STEPHEN A

Director

—

—

—

15,193

0.0103%

$3.05M

−24.3%

Kramer Robin

Chief Financial Officer

—

—

—

11,472

0.0078%

$2.31M

+84.2%

Mantas Jesus B

Director

—

—

—

11,263

0.0076%

$2.26M

+52.4%

Izzar Rachid

Head of Global Product Strat.

—

—

—

11,011

0.0075%

$2.21M

+137.6%

HAWKINS WILLIAM A

Director

—

—

—

10,365

0.0070%

$2.08M

+59.7%

Freire Maria C

Director

—

—

—

8,820

0.0060%

$1.77M

+98.4%

LANGER SUSAN

Director

—

—

—

6,634

0.0045%

$1.33M

+140.4%

Keeney Adam

Head of Corporate Development

—

—

—

6,365

0.0043%

$1.28M

+861.5%

Patolawala Monish D

Director

—

—

—

5,215

0.0035%

$1.05M

+289.2%

Grogan Jane

Head of Research

—

—

—

4,058

0.0027%

$815.50K

—

Pangalos Menelas N

Director

—

—

—

3,875

0.0026%

$778.72K

—

Godbout Sean

Chief Accounting Officer

—

—

—

1,342

0.0009%

$269.62K

+181.5%

Individual transactions

4

Insider

Date

Role

Action

Shares

Price

Amount

Minor Lloyd

4 Aug 2026

Director

Sold on a plan

593

$200.96

$119.17K

Minor Lloyd

3 Aug 2026

Director

Sold on a plan

593

$203.34

$120.58K

Singhal Priya

9 Feb 2026

Head of Development

Sold on a plan

2,660

$199.83

$531.55K

Singhal Priya

2 Feb 2026

Head of Development

Sold on a plan

748

$179.30

$134.12K

Show all 5 transactions →

What was left out

Form 4 filings counted 37

Amendments (4/A) skipped 0

Filings about a different issuer 0

Unreadable filings 0

Joint filings 0

Sales on a Rule 10b5-1 plan 4

Sales straight out of an exercise 0

Sales at will 0

Transactions with no price 0

Shares from compensation/vesting 138,983

History held since 26 Sep 2016