InsiderTrades

Form 4 for RNA Atrium Therapeutics, Inc.

Accepted 2026-09-22 16:20:33 ET · period of report 2026-09-18 · accession 0001193125-26-397955 · 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
2026-09-22 16:20 2026-09-18 RNA Flanagan W. Michael Dir F - Tax $8.95 -22.8K 32.0K -42% -$204.2K

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-09-18 F D 22,812 $8.95 31,974 D — — (F1) Represents shares withheld by the Issuer to satisfy tax withholding obligations in connection with the vesting of restricted stock units.