KONSTANTINOV KONSTANTIN

PrivateCIK: 1774649
Location

CAMBRIDGE, MA

KONSTANTINOV KONSTANTIN received a stock award from REPLIGEN CORP

Compensation award — not an open‑market transaction. Less informative as a directional signal.

A · 1 award
InsiderKONSTANTINOV KONSTANTINCIK 1774649
IssuerREPLIGEN CORPCIK 730272
Director
Since May 2022
+3.23K
Net shares
Net buyer
$0.00
Total acquired
0
Open market trades
0B · 0S
2
Total transactions
3.23K acquired
Non-Derivative Transactions1

Common Stock

Direct
A · Award

Shares

+995.00

Price / share

Trade value

% of position

34.4%
5/14/2026
2.89K3.89K
Total

Net shares

+995.00

Net value

$0.00

Derivative Transactions1

Stock Option (Right to Buy)

Direct
A · Award
Converts to

Common Stock

2.24K shares

Shares

+2.24K

Strike price

103.38

Held after

2.24K

Exercisable

5/14/2026
KONSTANTINOV KONSTANTIN — Insider Transaction (Form 4) Filed May 18, 2026 | Finecho