Rhythm Pharmaceuticals, Inc.
RYTM- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001649904
In the last 90 days, Rhythm Pharmaceuticals, Inc. insiders filed 0 open-market purchases and 6 sales; 304 institutions reported holding it in 13F filings for Q2 2026, worth $8.55B in total; Duquesne Family Office is the only superinvestor holding it.
Open-market trades, last 90 days
Open-market purchases (P) and sales (S) by Rhythm Pharmaceuticals, Inc. insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.
- Open-market buys
- 0 filings
- Open-market sells
- 6 filings
- 6 insiders, $28.8M in total
- Insiders trading
- 6
- Net value
- −$28.8M
- Purchases minus sales
Insider roster
Directors, officers and 10% owners who have filed a Form 4 for Rhythm Pharmaceuticals, Inc., current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.
| Name | Title | Last reported holding | Last filing | Filings, past year |
|---|---|---|---|---|
| Meeker David P | President and CEO | 239,258 | Sep 14, 2026 | 3 |
| Smith Hunter C | Chief Financial Officer | 114,024 | Sep 1, 2026 | 7 |
| Joshi Manher | Chief Medical Officer | – | Aug 18, 2026 | 1 |
| Shulman Joseph | Chief Technical Officer | 15,915 | Aug 17, 2026 | 6 |
| Garfield Alastair | Chief Scientific Officer | 2,295 | Aug 17, 2026 | 4 |
| Chien Jennifer | EVP, Head of North America | 0 | Aug 14, 2026 | 3 |
| Mazabraud Yann | EVP, Head of International | 55,655 | Aug 14, 2026 | 6 |
| McGirr David W J | Director | 11,712 | Jun 25, 2026 | 1 |
| Good Jennifer L | Director | 11,712 | Jun 25, 2026 | 1 |
| Jean Christophe | Director | 11,712 | Jun 25, 2026 | 1 |
| Arbuckle Stuart A | Director | 11,712 | Jun 25, 2026 | 1 |
| Tetrault Lynn A. | Director | 11,712 | Jun 25, 2026 | 2 |
| German Christopher Paul | Corporate Controller & CAO | 0 | May 19, 2026 | 5 |
| Popovits Kimberly J | Director | – | Apr 3, 2026 | 1 |
| Mathers Edward T | Director | 14,168Indirect | Mar 16, 2026 | 2 |
| Cramer Pamela J. | Chief Human Resources Officer | 29,376 | Feb 13, 2026 | 5 |
| Bedrosian Camille L | Director | 7,000 | Jun 26, 2025 | 0 |
| Roberts William T. | Chief Accounting Officer | 7,872 | Mar 31, 2023 | 0 |
| Manning Linda Shapiro | Chief Medical Officer | – | Feb 11, 2022 | 0 |
Insider trades
Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Nov 16, 2023 (view filing) | Nov 14 | 2 days | Smith Hunter CChief Financial Officer | SSale | −12.0K | $30.38 | −$364.6K | −16.3%61.4K after | |
| Nov 13, 2023 (view filing) | Nov 8-9 | 5 days | Chien JenniferEVP, Head of North America | SSale | −9.15K | $28.44 | −$260.3K | −84.7%1.65K after | 4 lots10b5-1 |
| Nov 7, 2023 (view filing) | Nov 3 | 4 days | Chien JenniferEVP, Head of North America | SSale | −80 | $28.00 | −$2.24K | −4.6%1.65K after | 10b5-1 |
| Sep 7, 2023 (view filing) | Sep 5 | 2 days | Chien JenniferEVP, Head of North America | SSale | −6.17K | $28.05 | −$173.0K | −78.9%1.65K after | 10b5-1 |
| Aug 9, 2023 (view filing) | Aug 7-9 | 2 days | Chien JenniferEVP, Head of North America | SSale | −12.9K | $24.24 | −$313.7K | −79.7%3.29K after | 2 lots10b5-1 |
| Jul 28, 2023 (view filing) | Jul 26 | 2 days | Cramer Pamela J.Chief Human Resources Officer | SSale | −930 | $17.64 | −$16.4K | −9.9%8.42K after | 10b5-1 |
| Mar 31, 2023 (view filing) | Mar 29 | 2 days | Roberts William T.Chief Accounting Officer | SSale | −912 | $17.50 | −$16.0K | −10.4%7.87K after | |
| Feb 16, 2023 (view filing) | Feb 14 | 2 days | Mazabraud YannEVP, Head of International | SSale | −1.18K | $27.03 | −$31.8K | −23.5%3.83K after | |
| Feb 14, 2023 (view filing) | Feb 14 | Same day | Shulman JosephChief Technical Officer | SSale | −554 | $26.87 | −$14.9K | −12.9%3.74K after | |
| Feb 14, 2023 (view filing) | Feb 14 | Same day | Chien JenniferEVP, Head of North America | SSale | −635 | $26.87 | −$17.1K | −11.4%4.94K after | |
| Feb 14, 2023 (view filing) | Feb 14 | Same day | Smith Hunter CChief Financial Officer | SSale | −702 | $26.87 | −$18.9K | −1.2%59.4K after | |
| Feb 14, 2023 (view filing) | Feb 9 | 5 days | Cramer Pamela J.Chief Human Resources Officer | SSale | −843 | $27.51 | −$23.2K | −12.1%6.14K after | Amended |
| Feb 14, 2023 (view filing) | Feb 9 | 5 days | Roberts William T.Chief Accounting Officer | SSale | −969 | $27.51 | −$26.7K | −13.4%6.28K after | Amended |
| Feb 14, 2023 (view filing) | Feb 9 | 5 days | Mazabraud YannEVP, Head of International | SSale | −1.56K | $27.51 | −$43.0K | −34.5%2.97K after | Amended |
| Feb 14, 2023 (view filing) | Feb 9 | 5 days | Shulman JosephChief Technical Officer | SSale | −931 | $27.51 | −$25.6K | −25.4%2.73K after | Amended |
| Feb 14, 2023 (view filing) | Feb 9 | 5 days | Chien JenniferEVP, Head of North America | SSale | −1.20K | $27.51 | −$33.1K | −25.4%3.54K after | Amended |
| Feb 14, 2023 (view filing) | Feb 9 | 5 days | Smith Hunter CChief Financial Officer | SSale | −1.41K | $27.51 | −$38.9K | −2.4%57.8K after | Amended |
| Aug 23, 2022 (view filing) | Aug 19 | 4 days | Cramer Pamela J.Chief Human Resources Officer | SSale | −13.5K | $24.83 | −$335.0K | −85.8%2.22K after | |
| Jul 28, 2022 (view filing) | Jul 27 | 1 day | Cramer Pamela J.Chief Human Resources Officer | SSale | −901 | $11.68 | −$10.5K | −28.8%2.22K after | |
| Jul 6, 2022 (view filing) | Jul 1 | 5 days | Smith Hunter CChief Financial Officer | SSale | −7.55K | $4.08 | −$30.8K | −11.6%57.6K after | |
| Mar 31, 2022 (view filing) | Mar 29 | 2 days | Roberts William T.Chief Accounting Officer | SSale | −1.02K | $11.13 | −$11.4K | −40.9%1.48K after | |
| Feb 15, 2022 (view filing) | Feb 15 | Same day | Shulman JosephChief Technical Officer | SSale | −557 | $6.10 | −$3.40K | −35.6%1.01K after | |
| Feb 15, 2022 (view filing) | Feb 15 | Same day | Smith Hunter CChief Financial Officer | SSale | −833 | $6.10 | −$5.08K | −2.0%40.2K after | |
| Feb 15, 2022 (view filing) | Feb 15 | Same day | Mazabraud YannEVP, Head of International | SSale | −934 | $6.10 | −$5.70K | −46.0%1.10K after | |
| Feb 15, 2022 (view filing) | Feb 15 | Same day | Chien JenniferEVP, Head of North America | SSale | −722 | $6.10 | −$4.40K | −35.5%1.31K after |