Transaction · 0001628280-26-058417

Loeillot Olivier

Loeillot Olivier, CEO, reported an open-market or private sale at REPLIGEN CORP involving 5426.000000 shares for an estimated $976680.00. Reported holdings after the transaction were 54246.000000 shares. The stored filing text includes a detected 10b5-1 reference.

Open-market sellSEC transaction code SCEO
RGENREPLIGEN CORP
Filing timeAug 21
Trade dateAug 20, 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
$181.13
Pre-filing
1mo ago -24.4%1w ago -7.5%1d ago -2.6%
Returns since
7d -2.7%30d -2.7%90d -2.7%180d -2.7%1y -2.7%

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 2026-08-21Filed 19 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
Sell
Code S
Identifier
0001628280-26-058417
Common Stock
Transaction date
Aug 20, 2026
Filed Aug 21, 2026, 08:06 PM · 1d delay
Shares
5.42k sh
$18.0k per share
Estimated value
-$97.6M
Computed from shares × price
Holdings after
54.2k sh
Direct

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $10.0MLarge $100M
Direct Ownership 10b5-1 Detected
0score
Filing-only score

0

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

Neutral filing signal

This filing is broadly neutral on the filing-only scale. The Form 4 facts do not strongly tilt positive or negative.

Reported relationships & other filings

Form 4 relationship flags and nearby filing context

Reported roles

Chief Executive Officer

Officer YesDirector Yes10% NoOther No
Footnotes & amended
  1. F1

    The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on August 19, 2025.

  2. F2

    5,426 shares will vest on each of September 3, 2026, and September 3, 2027.

Original filing · 0001628280-26-058417
Related transactions

0 other filings

Same reporting owner
Recent company activity

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