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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.

Insider roster for Rhythm Pharmaceuticals, Inc.
NameTitleLast reported holdingLast filingFilings, past year
Meeker David PPresident and CEO239,258Sep 14, 20263
Smith Hunter CChief Financial Officer114,024Sep 1, 20267
Joshi ManherChief Medical Officer–Aug 18, 20261
Shulman JosephChief Technical Officer15,915Aug 17, 20266
Garfield AlastairChief Scientific Officer2,295Aug 17, 20264
Chien JenniferEVP, Head of North America0Aug 14, 20263
Mazabraud YannEVP, Head of International55,655Aug 14, 20266
McGirr David W JDirector11,712Jun 25, 20261
Good Jennifer LDirector11,712Jun 25, 20261
Jean ChristopheDirector11,712Jun 25, 20261
Arbuckle Stuart ADirector11,712Jun 25, 20261
Tetrault Lynn A.Director11,712Jun 25, 20262
German Christopher PaulCorporate Controller & CAO0May 19, 20265
Popovits Kimberly JDirector–Apr 3, 20261
Mathers Edward TDirector14,168IndirectMar 16, 20262
Cramer Pamela J.Chief Human Resources Officer29,376Feb 13, 20265
Bedrosian Camille LDirector7,000Jun 26, 20250
Roberts William T.Chief Accounting Officer7,872Mar 31, 20230
Manning Linda ShapiroChief Medical Officer–Feb 11, 20220

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.

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Feb 11, 2025 (view filing)Feb 10-111 dayChien JenniferEVP, Head of North AmericaSSale−5.22K$58.63−$305.8K−49.1%5.41K after4 lots10b5-1
Feb 11, 2025 (view filing)Feb 11Same dayCramer Pamela J.Chief Human Resources OfficerSSale−701$57.51−$40.3K−4.0%16.9K after2 lots10b5-1
Feb 11, 2025 (view filing)Feb 11Same daySmith Hunter CChief Financial OfficerSSale−1.30K$57.51−$74.5K−1.2%106.3K after2 lots10b5-1
Feb 7, 2025 (view filing)Feb 52 daysChien JenniferEVP, Head of North AmericaSSale−3.07K$60.55−$185.6K−75.9%972 after3 lots10b5-1
Feb 4, 2025 (view filing)Feb 4Same daySmith Hunter CChief Financial OfficerSSale−1.68K$59.43−$99.7K−1.6%101.2K after
Feb 4, 2025 (view filing)Feb 4Same dayShulman JosephChief Technical OfficerSSale−1.28K$59.43−$76.1K−32.5%2.66K after
Feb 4, 2025 (view filing)Feb 4Same dayMeeker David PPresident and CEOSSale−4.28K$59.43−$254.2K−2.2%189.9K after
Feb 4, 2025 (view filing)Feb 4Same dayChien JenniferEVP, Head of North AmericaSSale−1.45K$59.43−$86.0K−26.4%4.04K after
Feb 4, 2025 (view filing)Feb 4Same dayCramer Pamela J.Chief Human Resources OfficerSSale−902$59.43−$53.6K−5.6%15.2K after
Nov 13, 2024 (view filing)Nov 112 daysChien JenniferEVP, Head of North AmericaSSale−66.9K$66.33−$4.44M−98.6%972 after4 lots10b5-1
Nov 13, 2024 (view filing)Nov 112 daysShulman JosephChief Technical OfficerSSale−13.3K$66.43−$882.3K−100.0%0 after3 lots10b5-1
Nov 8, 2024 (view filing)Nov 6-72 daysCramer Pamela J.Chief Human Resources OfficerSSale−9.38K$62.50−$585.9K−41.0%13.5K after2 lots10b5-1
Sep 19, 2024 (view filing)Sep 172 daysGood Jennifer LDirectorSSale−31.8K$52.40−$1.66M−91.4%3.00K after10b5-1
Sep 11, 2024 (view filing)Sep 92 daysCramer Pamela J.Chief Human Resources OfficerSSale−4.10K$50.03−$205.1K−23.3%13.5K after10b5-1
Sep 11, 2024 (view filing)Sep 9-102 daysTetrault Lynn A.DirectorSSale−20.7K$49.71−$1.03M−87.3%3.00K after4 lots10b5-1
Sep 11, 2024 (view filing)Sep 92 daysGood Jennifer LDirectorSSale−37.2K$50.45−$1.88M−92.5%3.00K after10b5-1
Aug 28, 2024 (view filing)Aug 262 daysCramer Pamela J.Chief Human Resources OfficerSSale−3.20K$50.01−$160.0K−19.2%13.5K after10b5-1
Aug 28, 2024 (view filing)Aug 262 daysTetrault Lynn A.DirectorSSale−4.30K$50.01−$215.0K−58.9%3.00K after10b5-1
Aug 28, 2024 (view filing)Aug 262 daysGood Jennifer LDirectorSSale−14.5K$50.01−$725.5K−82.9%3.00K after10b5-1
Aug 14, 2024 (view filing)Aug 122 daysTetrault Lynn A.DirectorSSale−10.0K$44.65−$446.5K−76.9%3.00K after2 lots10b5-1
Aug 13, 2024 (view filing)Aug 94 daysCramer Pamela J.Chief Human Resources OfficerSSale−49.0K$45.15−$2.21M−78.4%13.5K after2 lots10b5-1
Jul 30, 2024 (view filing)Jul 291 dayCramer Pamela J.Chief Human Resources OfficerSSale−1.40K$49.06−$68.4K−4.2%31.7K after10b5-1
Jul 18, 2024 (view filing)Jul 162 daysShulman JosephChief Technical OfficerSSale−10.5K$53.00−$554.8K−99.7%30 after10b5-1
Jul 16, 2024 (view filing)Jul 124 daysShulman JosephChief Technical OfficerSSale−5.31K$50.01−$265.7K−99.4%30 after10b5-1
May 13, 2024 (view filing)May 94 daysShulman JosephChief Technical OfficerSSale−3.98K$38.47−$153.3K−99.3%30 after2 lots10b5-1
Apr 3, 2024 (view filing)Apr 21 dayGerman Christopher PaulCorporate Controller & CAOSSale−368$41.76−$15.4K−31.6%795 after
Mar 22, 2024 (view filing)Mar 211 dayShulman JosephChief Technical OfficerSSale−18.2K$40.34−$735.6K−99.8%30 after
Mar 22, 2024 (view filing)Mar 202 daysChien JenniferEVP, Head of North AmericaSSale−18.2K$38.77−$707.0K−72.7%6.85K after2 lots
Mar 19, 2024 (view filing)Mar 19Same daySmith Hunter CChief Financial OfficerSSale−15.5K$39.22−$608.5K−13.7%97.9K after
Mar 19, 2024 (view filing)Mar 19Same dayShulman JosephChief Technical OfficerSSale−15.5K$39.22−$608.5K−45.9%18.3K after
Mar 19, 2024 (view filing)Mar 19Same dayMeeker David PPresident and CEOSSale−45.5K$39.22−$1.78M−20.7%174.6K after
Mar 19, 2024 (view filing)Mar 19Same dayMazabraud YannEVP, Head of InternationalSSale−16.0K$39.22−$627.5K−39.5%24.5K after
Mar 19, 2024 (view filing)Mar 19Same dayChien JenniferEVP, Head of North AmericaSSale−15.5K$39.22−$608.5K−38.2%25.1K after
Mar 19, 2024 (view filing)Mar 19Same dayCramer Pamela J.Chief Human Resources OfficerSSale−15.5K$39.22−$608.5K−34.1%30.0K after
Feb 15, 2024 (view filing)Feb 13-142 daysShulman JosephChief Technical OfficerSSale−2.95K$50.00−$147.7K−99.0%30 after2 lots10b5-1
Feb 13, 2024 (view filing)Feb 9-134 daysShulman JosephChief Technical OfficerSSale−73.0K$50.39−$3.68M−96.1%2.98K afterFrom original6 lots10b5-1
Feb 13, 2024 (view filing)Feb 12-131 daySmith Hunter CChief Financial OfficerSSale−1.92K$50.80−$97.4K−2.3%79.7K after2 lots
Feb 13, 2024 (view filing)Feb 12-131 dayMazabraud YannEVP, Head of InternationalSSale−2.55K$50.80−$129.6K−27.4%6.75K after2 lots
Feb 13, 2024 (view filing)Feb 12-131 dayChien JenniferEVP, Head of North AmericaSSale−1.64K$50.80−$83.2K−19.3%6.85K after2 lots
Feb 13, 2024 (view filing)Feb 121 dayCramer Pamela J.Chief Human Resources OfficerSSale−696$51.38−$35.8K−5.6%11.8K after
Feb 5, 2024 (view filing)Feb 14 daysChien JenniferEVP, Head of North AmericaSSale−1.49K$45.06−$67.2K−33.1%3.02K after
Feb 5, 2024 (view filing)Feb 14 daysSmith Hunter CChief Financial OfficerSSale−1.62K$45.06−$72.8K−2.1%75.2K after
Feb 5, 2024 (view filing)Feb 14 daysShulman JosephChief Technical OfficerSSale−1.32K$45.06−$59.7K−33.6%2.61K after
Feb 5, 2024 (view filing)Feb 14 daysMeeker David PPresident and CEOSSale−4.36K$45.06−$196.5K−3.5%121.1K after
Feb 5, 2024 (view filing)Feb 14 daysCramer Pamela J.Chief Human Resources OfficerSSale−946$45.06−$42.6K−8.5%10.1K after
Dec 29, 2023 (view filing)Dec 27-282 daysShulman JosephChief Technical OfficerSSale−12.9K$50.00−$647.1K−100.0%0 after2 lots10b5-1
Dec 7, 2023 (view filing)Dec 5-62 daysSmith Hunter CChief Financial OfficerSSale−27.0K$38.72−$1.05M−30.6%61.4K after2 lots
Nov 28, 2023 (view filing)Nov 244 daysSmith Hunter CChief Financial OfficerSSale−11.0K$35.02−$384.3K−15.2%61.4K after
Nov 16, 2023 (view filing)Nov 142 daysShulman JosephChief Technical OfficerSSale−27.9K$32.07−$894.4K−88.2%3.74K after10b5-1
Nov 16, 2023 (view filing)Nov 142 daysChien JenniferEVP, Head of North AmericaSSale−13.7K$32.01−$437.8K−100.0%0 after10b5-1