0001104659-24-022540.txt : 20240213 0001104659-24-022540.hdr.sgml : 20240213 20240213205020 ACCESSION NUMBER: 0001104659-24-022540 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20240209 FILED AS OF DATE: 20240213 DATE AS OF CHANGE: 20240213 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Smith Hunter C CENTRAL INDEX KEY: 0001636385 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38223 FILM NUMBER: 24631484 MAIL ADDRESS: STREET 1: C/O GENESEE & WYOMING INC. STREET 2: 20 WEST AVENUE CITY: DARIEN STATE: CT ZIP: 06820 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: RHYTHM PHARMACEUTICALS, INC. CENTRAL INDEX KEY: 0001649904 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] ORGANIZATION NAME: 03 Life Sciences IRS NUMBER: 462159271 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 222 BERKELEY STREET STREET 2: 12TH FLOOR CITY: BOSTON STATE: MA ZIP: 02116 BUSINESS PHONE: 857-264-4280 MAIL ADDRESS: STREET 1: 222 BERKELEY STREET STREET 2: 12TH FLOOR CITY: BOSTON STATE: MA ZIP: 02116 FORMER COMPANY: FORMER CONFORMED NAME: RHYTHM METABOLIC, INC. DATE OF NAME CHANGE: 20150803 4 1 tm246165-5_4seq1.xml OWNERSHIP DOCUMENT X0508 4 2024-02-09 0 0001649904 RHYTHM PHARMACEUTICALS, INC. RYTM 0001636385 Smith Hunter C C/O RHYTHM PHARMACEUTICALS, INC. 222 BERKELEY STREET, 12TH FLOOR BOSTON MA 02116 0 1 0 0 Chief Financial Officer 0 Common Stock 2024-02-09 4 M 0 4063 A 79278 D Common Stock 2024-02-11 4 M 0 2344 A 81622 D Common Stock 2024-02-12 4 S 0 1209 51.38 D 80413 D Common Stock 2024-02-13 4 S 0 709 49.82 D 79704 D Restricted Stock Units 2024-02-09 4 M 0 4063 0 D Common Stock 4063 8124 D Restricted Stock Units 2024-02-11 4 M 0 2344 0 D Common Stock 2344 2343 D Each restricted stock unit represents a contingent right to receive one share of Issuer common stock. The sale reported in the Form 4 was effected pursuant to a Rule 10b5-1 instruction solely with the intent to cover withholding taxes in connection with the vesting of certain previously reported restricted stock units. The restricted stock units vest or have vested as to 25% of the total shares on each of February 9, 2023, February 9, 2024, February 9, 2025 and February 9, 2026. The restricted stock units have no expiration date. The restricted stock units vest or have vested as to 25% of the total shares on each of February 11 2022, February 11, 2023, February 11, 2024 and February 11, 2025. The restricted stock units have no expiration date. /s/ Hunter C. Smith 2024-02-13