Transaction · 0001628280-26-060105

Hughes Violetta

Hughes Violetta, CAO, reported a transaction classified as withholding at REPLIGEN CORP involving 277.000000 shares for an estimated $47095.54. Reported holdings after the transaction were 6331.000000 shares. A 10b5-1 reference was not detected in the stored filing text.

withholdingSEC transaction code FCAO
RGENREPLIGEN CORP
Filing timeSep 02
Trade dateSep 01, 2026
Filing · SECView on SEC
InsiderProfile

Price performance since filing

Close on the filing date, the pre-filing context, and the forward return at standard windows
Price at filing
$172.94
Pre-filing
1mo ago -18.5%1w ago +5.5%1d ago +4.6%
Returns since
7d +0.0%30d +0.0%90d +0.0%180d +0.0%1y +0.0%

RGEN price since this filing

30 days of pre-filing context and vertical markers at the filing date plus 7d / 30d / 90d / 180d / 1y afterwards
RGEN since 2026-09-02Filed 7 days ago · 30 days of pre-filing context shaded
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Filing datePost-filing windows (7d, 30d, 90d, 180d, 1y)30 days of pre-filing context

Transaction facts

Stored Form 4 columns with their raw values

Non-derivative
Type
withholding
Code F
Identifier
0001628280-26-060105
Common Stock
Transaction date
Sep 01, 2026
Filed Sep 02, 2026, 08:18 PM · 1d delay
Shares
277 sh
$17.0k per share
Estimated value
-$4.70M
Computed from shares × price
Holdings after
6.33k sh
Direct

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $10.0MLarge $100M
Direct Ownership
-12score
Filing-only score

-12

Compact filing score computed from stored Form 4 facts. Version v1.

Mixed or weak signal

This filing has a negative filing-only score. It may be less informative as an insider-activity signal and needs extra context.

Reported relationships & other filings

Form 4 relationship flags and nearby filing context

Reported roles

CHIEF ACCOUNTING OFFICER

Officer YesDirector No10% NoOther No
Footnotes & amended
  1. F1

    Ms. Hughes was awarded 2,466 restricted stock units. Each restricted stock unit represents a contingent right to receive one share of Repligen Corporation's Common Stock. The restricted stock units ve…

  2. F2

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

Original filing · 0001628280-26-060105
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Same reporting owner
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