InsiderTrades

Form 4 for RYTM RHYTHM PHARMACEUTICALS, INC.

Accepted 2026-03-04 00:00:00 ET · period of report 2026-03-02 · accession 0001193125-26-091684 · 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
I 2026-03-04 2026-03-02 RYTM Mathers Edward T Dir J - Other $0.00 +4,198 9,969 +73% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-03-02 J A 4,198 $0.00 9,969 I See Note 2 — — (F2) The Reporting Person is the trustee of the Mathers Trust, which is the direct beneficial owner of the securities. The Reporting Person disclaims beneficial ownership within the meaning of Section 16 of the Securities Exchange Act of 1934, as amended, or otherwise of such portion of the securities held by the Mathers Trust in which the Reporting Person has no pecuniary interest.