REPLIGEN CORP

RGEN

Form 4 • Statement of Changes in Beneficial Ownership

SEC Accession Number: 0001193125-26-093379
Filing date: Mar 5, 2026
Earliest execution date: Mar 4, 2026
Reporting Owners: Bylund James (COO)

Summary

Type

Sell

Net shares

+63

% of shares

0.36%

Amount (USD)

$7,802

Insider confidence score

60.0 out of 100

Positive

  • Moderate buy (≥0.2% of shares)

Negative

  • Minimal buy amount (<$10K)

Stock transactions

Transaction 1

Security

Common Stock

Action

Grant

Date

2026-03-04

Code

A

Net shares

+125.0

Acquired/Disposed

Acquired

Shares Owned Before

17,609.0

Shares Owned After

17,734.0

Transaction 2

Security

Common Stock

Action

Tax_withhold

Date

2026-03-04

Code

F

Net shares

-62.0

Price per Share

$125.84

Amount (USD)

$7,802.08

Acquired/Disposed

Disposed

Shares Owned Before

17,734.0

Shares Owned After

17,672.0

Filing's footnotes

1. Represents 125 shares issued pursuant to a Performance Stock Unit (&quot;PSU&quot;) award granted to the Issuer on January 1, 2025. The Compensation Committee authorized the issuance of the underlying shares based upon the Issuer's achievement of pre-established performance criteria set forth in the PSU award.

2. Represents the number of shares withheld by the Issuer to satisfy tax withholding obligations of the reporting person that arose upon the release of the performance stock units.

This page is for informational purposes only. While we strive for accuracy, the summary may contain inaccuracies or omissions. Please refer to the official SEC filing for authoritative information. Open the SEC filing.