Christopher Paul German - 01 Mar 2026 Form 4 Insider Report for RHYTHM PHARMACEUTICALS, INC. (RYTM)

Reporting relationship: Corporate Controller & CAO
Issuer ticker: RYTM
Reported as of: 01 Mar 2026
Net transaction value: -$32,469
SEC form: 4
Accepted by SEC: 03 Mar 2026, 19:45:11 UTC
Prior SEC filing: 13 Feb 2026
Next SEC filing: 06 Mar 2026
Source filing: View source filing
Reporting owner signature: /s/ Stephen Vander Stoep, attorney-in-fact for Christopher Paul German

Key filing fact

Christopher Paul German filed Form 4 for RHYTHM PHARMACEUTICALS, INC. (RYTM) on 03 Mar 2026.

Key facts

This page summarizes Christopher Paul German's Form 4 filing for RHYTHM PHARMACEUTICALS, INC. (RYTM).
3 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 03 Mar 2026, 19:45.

Change

Previous filing in this sequence was filed on 13 Feb 2026.
Current net transaction value: -$32,469.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001260835 Primary reporting owner

German Christopher Paul

Relationship: Corporate Controller & CAO
Address: 222 BERKELEY STREET, 12TH FLOOR, BOSTON
Signature: /s/ Stephen Vander Stoep, attorney-in-fact for Christopher Paul German
Signature date: 03 Mar 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

RYTM transaction

Common Stock

Options Exercise

Transaction value
Shares: +1,162
Change %: +34%
Price
Shares after: 4,595
Date: 01 Mar 2026
Ownership: Direct
Footnotes: F1

RYTM transaction

Common Stock

Tax liability

Transaction value: $32,469
Shares: -342
Change %: -7.4%
Price: $94.94
Shares after: 4,253
Date: 01 Mar 2026
Ownership: Direct
Footnotes: F2

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

RYTM transaction Derivative

Restricted Stock Units

Options Exercise

Transaction value: $0
Shares: -1,162
Change %: -50%
Price: $0.000000
Shares after: 1,162
Date: 01 Mar 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 1,162
Exercise price
Footnotes: F1, F3

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 3 footnotes

Footnote F1

Each restricted stock unit represents a contingent right to receive one share of Issuer common stock.

Footnote F2

These shares were withheld for payment of the withholding taxes upon the vesting of the restricted stock units reported herein.

Footnote F3

The restricted stock units vest as to 25% of the total shares on each of March 20, 2024, March 20, 2025, March 1, 2026 and March 1, 2027, subject to the Reporting Person's continued service on each such vesting date. The restricted stock units have no expiration date.