Form 4 Filing: TETRAULT LYNN A. Exercises Options for shares of $RYTM

OPTION EXERCISE

⚡ MATERIALITY: 2/10

corporate issuer

RHYTHM PHARMACEUTICALS, INC.

Ticker: $RYTM

Transaction Value

N/A (Non-Open-Market)

Price/Share: $0.00 (Non-Open-Market)

transaction date

2026-06-23

Shares: 4,712

Market Price Activity

HillSignal AI Analytical Report

SEC Form 4 documents direct changes in beneficial ownership of securities for public corporations. The reporting insider, TETRAULT LYNN A., holds the title of Director at RHYTHM PHARMACEUTICALS, INC..

On 2026-06-23, the insider transacted 4,712 shares.This transaction is a non-open-market event (such as a stock grant or option exercise) with a reported price per share of $0.00.

Executive Summary Summary

TETRAULT LYNN A. (Director) exercised options for $0 of $RYTM

Post-Transaction Position: 11,712 shares

SEC Accession No: 0001104659-26-077864 (CIK: 1645512)

Verified Multi-Source Index

Verify the accuracy of this insider transaction and corporate entity independently. HillSignal pulls data directly from official SEC databases; use the sources below to corroborate.

SEC EDGAR FilingView Source Form 4

Yahoo Finance$RYTM Quote & Profile

OpenCorporates RegistryVerify Corporate Identity

Google News$RYTM News Coverage