InsiderTrades

Form 4 for RYTM RHYTHM PHARMACEUTICALS, INC.

Accepted 2026-05-20 16:15:19 ET · period of report 2026-05-18 · accession 0001104659-26-064516 · 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 2026-05-20 16:15 2026-05-18 RYTM Smith Hunter C CFO M - OptEx $17.87 +3,000 119.6K +3% +$53.6K
D 2026-05-20 16:15 2026-05-18 RYTM Smith Hunter C CFO M - OptEx $0.00 -3,000 79.0K -4% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-05-18 M A 3,000 $17.87 119,611 D — —
2 Derivative Stock Options (Right to Buy) 2026-05-18 M D 3,000 $0.00 79,000 D $17.87 · — to 2030-02-13 3,000 Common Stock (F1) The options are fully vested.