Rowinsky Eric K

CIK: 0001318886
Primary company: BIOGEN INC. (BIIB)

Rowinsky Eric K is a corporate insider at BIOGEN INC. (BIIB) filing SEC Form 4 transactions. 138 transactions across 8 companies, totaling $157,186 in purchases and $13,399,758 in sales. Source: SEC EDGAR.

Total Transactions
138
Total Buy Value
$157K
Total Sell Value
$13.40M
Net Activity
$-13.24M
Last Transaction
Jun 2026
Companies
8

Companies

Transaction History

Source: SEC EDGAR Form 4 insider transaction filings.

Type
Award
Shares
1,505
Price
-
Value
-
Type
Award
Shares
36,000
Price
-
Value
-
Type
Award
Shares
2,370
Price
-
Value
-
Type
Award
Shares
12,500
Price
-
Value
-
Type
Award
Shares
8,333
Price
-
Value
-
Type
Award
Shares
1,340
Price
-
Value
-
Type
Award
Shares
12,500
Price
-
Value
-
Type
Award
Shares
8,333
Price
-
Value
-
Type
Award
Shares
12,572
Price
-
Value
-
Type
Disposition
Shares
2,083
Price
-
Value
-
Type
Disposition
Shares
2,083
Price
-
Value
-
Type
Disposition
Shares
2,083
Price
-
Value
-
Type
Disposition
Shares
2,157
Price
-
Value
-
Type
Disposition
Shares
4,166
Price
-
Value
-
Type
Purchase
Shares
455
Price
$222.54
Value
$101K
Type
Purchase
Shares
2,000
Price
$3.84
Value
$8K
Type
Award
Shares
6,666
Price
-
Value
-
Type
Award
Shares
960
Price
$0.00
Value
$0
Type
Award
Shares
62,500
Price
$0.00
Value
$0
Type
Purchase
Shares
11,976
Price
$0.83
Value
$10K