Form 4 for RGEN REPLIGEN CORP
Accepted 2026-08-21 16:06:30 ET · period of report 2026-08-20 · accession 0001628280-26-058417 · 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| DT | 2026-08-21 16:06 | 2026-08-20 | RGEN | Loeillot Olivier | CEO, Dir | M - OptEx | $141.79 | +5,426 | 59.7K | +10% | +$769.4K |
| DT | 2026-08-21 16:06 | 2026-08-20 | RGEN | Loeillot Olivier | CEO, Dir | S - Sale+OE | $180.00 | -5,426 | 54.2K | -9% | -$976.7K |
| DT | 2026-08-21 16:06 | 2026-08-20 | RGEN | Loeillot Olivier | CEO, Dir | M - OptEx | $0.00 | -5,426 | 10.9K | -33% | $0 |
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 | 2026-08-20 | M | A | 5,426 | $141.79 | 59,672 | D | — | — | (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 | Common | Common Stock | 2026-08-20 | S | D | 5,426 | $180.00 | 54,246 | D | — | — | (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. |
| 3 | Derivative | Stock Option (Right to Buy) | 2026-08-20 | M | D | 5,426 | $0.00 | 10,852 | D | $141.79 · — to 2034-09-03 | 5,426 Common Stock | (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. (F2) 5,426 shares will vest on each of September 3, 2026, and September 3, 2027. |