InsiderTrades

Form 4 for RGEN REPLIGEN CORP

Accepted 2026-03-23 00:00:00 ET · period of report 2026-03-05 · accession 0001193125-26-119031 · 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
D 2026-03-23 2026-03-05 RGEN Garland Jason K CFO A - Grant $0.00 +7,751 20.1K +63% $0
D 2026-03-23 2026-03-05 RGEN Garland Jason K CFO A - Grant $0.00 +8,315 8,315 New $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-03-05 A A 7,751 $0.00 20,092 D — — (F1) Mr. Garland was awarded 7,751 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 vest in equal annual instalments over a three-year period beginning on the first anniversary of the grant date. The restricted stock units may be settled only by delivering shares of Repligen Corporation's Common Stock, and thus, the grant is being reported in Table 1 as allowed per SEC guidance.
2 Derivative Stock Option (Right to Buy) 2026-03-05 A A 8,315 $0.00 8,315 D $141.91 · — to 2036-03-05 8,315 Common Stock (F2) One third of the stock options will vest and become exercisable annually on March 5, 2027, March 5, 2028, and March 5, 2029.