SINGHAL PRIYA

PrivateCIK: 1769608
Location

BOSTON, MA

SINGHAL PRIYA (Head of Development) sold 24.9% of their position (2.66K shares) of BIOGEN INC. on the open market

Open‑market sale worth $531.5K — a significant reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale
InsiderSINGHAL PRIYACIK 1769608
IssuerBIOGEN INC.CIK 875045
Officer· Head of Development
Since Feb 2026
-5.13K
Net shares
Net seller
$1.03M
Total sold
1
Open market trades
0B · 1S
7
Total transactions
6.90K acquired · 12.03K disposed
Non-Derivative Transactions5

Common Stock

Direct
M · Option Exercise

Shares

+2.22K

Price / share

Trade value

% of position

35.4%
2/6/2026
6.27K8.49K

Common Stock

Direct
F · Tax Withholding

Shares

1.06K

Price / share

$201.18

Trade value

$212.45K

% of position

12.4%
2/6/2026
8.49K7.43K

Common Stock

Direct
M · Option Exercise

Shares

+4.68K

Price / share

Trade value

% of position

63.0%
2/6/2026
7.43K12.12K

Common Stock

Direct
F · Tax Withholding

Shares

1.41K

Price / share

$201.18

Trade value

$284.07K

% of position

11.7%
2/6/2026
12.12K10.70K

Common Stock

Direct
S · Sale

Shares

2.66K

Price / share

$199.83

Trade value

$531.55K

% of position

24.9%
2/9/2026
10.70K8.04K
Total

Net shares

+1.77K

Net value

-$1.03M

Derivative Transactions2

Restricted Stock Unit

Direct
M · Option Exercise
Converts to

Common Stock

2.22K shares

Shares

2.22K

Strike price

0

Held after

2.22K

Exercisable

2/6/2026

Restricted Stock Unit

Direct
M · Option Exercise
Converts to

Common Stock

4.68K shares

Shares

4.68K

Strike price

0

Held after

9.37K

Exercisable

2/6/2026
SINGHAL PRIYA — Insider Transaction (Form 4) Filed Feb 10, 2026 | Finecho