Form 4 for RGEN REPLIGEN CORP
Accepted 2026-09-08 16:13:40 ET · period of report 2026-09-03 · accession 0001628280-26-060911 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| T | 2026-09-08 16:13 | 2026-09-03 | RGEN | Loeillot Olivier | CEO, Dir | F - Tax | $169.61 | -2,842 | 51.4K | -5% | -$482.0K |
| T | 2026-09-08 16:13 | 2026-09-04 | RGEN | Loeillot Olivier | CEO, Dir | S - Sale | $165.90 | -3,035 | 48.4K | -6% | -$503.5K |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2026-09-03 | F | D | 2,842 | $169.61 | 51,404 | D | — | — | (F1) 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. |
| 2 | Common | Common Stock | 2026-09-04 | S | D | 3,035 | $165.90 | 48,369 | D | — | — | (F2) 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. |