RYTM Insider Trading

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Insider Trading History
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About

Insider Ownership Percentage: 6.10%

Insider Buying (Last 12 Months): $0.00

Insider Selling (Last 12 Months): $22,050,831.72

Rhythm Pharmaceuticals Insider Trading History Chart

Rhythm Pharmaceuticals Share Price & Price History

^$105.70

▲ +1.07 (1.02%)

As of 12/4/2025 05:00 PM ET

Days: 30 | 90 | 365

Rhythm Pharmaceuticals Insider Trading History

Transaction Date	Insider Name	Title	Buy/Sell	Number of Shares	Average Share Price	Total Transaction	Shares Held After Transaction
10/30/2025	Joseph Shulman	Insider	Sell	9,748	$115.24	$1,123,359.52	8,509
10/28/2025	Joseph Shulman	Insider	Sell	2,815	$115.01	$323,753.15	8,509
10/16/2025	Joseph Shulman	Insider	Sell	14,437	$112.03	$1,617,377.11	8,509
8/21/2025	Joseph Shulman	Insider	Sell	4,188	$100.07	$419,093.16	8,509
8/13/2025	Hunter C. Smith	CFO	Sell	3,477	$96.00	$333,792.00	116,915
8/12/2025	Christopher Paul German	CAO	Sell	1,500	$95.00	$142,500.00	922
8/12/2025	Hunter C. Smith	CFO	Sell	24,611	$96.33	$2,370,777.63	116,915
8/11/2025	Joseph Shulman	Insider	Sell	3,984	$90.08	$358,878.72	8,509
7/29/2025	Pamela J. Cramer	Insider	Sell	1,520	$85.93	$130,613.60	20,814
7/9/2025	Christopher Paul German	CAO	Sell	3,817	$80.75	$308,222.75	922
7/9/2025	Hunter C. Smith	CFO	Sell	42,120	$80.48	$3,389,817.60	116,915
7/9/2025	Joseph Shulman	Insider	Sell	7,969	$77.78	$619,828.82	8,509
7/9/2025	Pamela J. Cramer	Insider	Sell	15,572	$77.13	$1,201,068.36	19,209
7/2/2025	Alastair Garfield	Insider	Sell	1,319	$64.81	$85,484.39	3,126
6/10/2025	Christopher Paul German	CAO	Sell	2,069	$67.19	$139,016.11	1,889
6/6/2025	Pamela J. Cramer	Insider	Sell	7,031	$68.05	$478,459.55	19,209
4/29/2025	Pamela J. Cramer	Insider	Sell	7,031	$65.09	$457,647.79	19,209
4/29/2025	Yann Mazabraud	EVP	Sell	6,745	$65.08	$438,964.60	37,655
4/8/2025	Pamela J. Cramer	Insider	Sell	20,760	$60.14	$1,248,506.40	19,209
4/8/2025	Yann Mazabraud	EVP	Sell	17,750	$60.99	$1,082,572.50	22,620
3/21/2025	Christopher Paul German	CAO	Sell	344	$54.23	$18,655.12	2,889
3/14/2025	Yann Mazabraud	EVP	Sell	75,000	$51.48	$3,861,000.00	40,370
2/19/2025	Christopher Paul German	CAO	Sell	635	$57.22	$36,334.70	2,070
2/19/2025	David P. Meeker	CEO	Sell	9,896	$57.22	$566,249.12	201,281
2/19/2025	Hunter C. Smith	CFO	Sell	2,215	$57.22	$126,742.30	109,929
2/19/2025	Jennifer Kayden Lee	EVP	Sell	2,035	$57.22	$116,442.70	5,858
2/19/2025	Joseph Shulman	Insider	Sell	1,228	$57.22	$70,266.16	8,509
2/12/2025	Jennifer Kayden Lee	EVP	Sell	1,815	$56.39	$102,347.85	3,598
2/11/2025	Hunter C. Smith	CFO	Sell	1,296	$57.51	$74,532.96	106,295
2/11/2025	Joseph Shulman	Insider	Sell	794	$57.51	$45,662.94	6
2/10/2025	Jennifer Kayden Lee	EVP	Sell	4,189	$58.91	$246,773.99	4,409
2/4/2025	David P. Meeker	CEO	Sell	4,278	$59.43	$254,241.54	189,927
2/4/2025	Hunter C. Smith	CFO	Sell	1,678	$59.43	$99,723.54	101,186
2/4/2025	Jennifer Kayden Lee	EVP	Sell	1,447	$59.43	$85,995.21	4,038
2/4/2025	Joseph Shulman	Insider	Sell	1,281	$59.43	$76,129.83	2,657
11/11/2024	Jennifer Kayden Lee	EVP	Sell	66,861	$66.33	$4,434,890.13	972
11/11/2024	Joseph Shulman	insider	Sell	13,281	$66.44	$882,389.64
11/7/2024	Pamela J. Cramer	Insider	Sell	4,688	$65.00	$304,720.00	13,500
9/17/2024	Jennifer L. Good	Director	Sell	31,751	$52.40	$1,663,752.40	3,000
9/10/2024	Lynn A. Tetrault	Director	Sell	17,501	$49.65	$868,924.65	3,000
9/9/2024	Pamela J. Cramer	Insider	Sell	4,099	$50.03	$205,072.97	13,500
8/26/2024	Lynn A. Tetrault	Director	Sell	4,300	$50.01	$215,043.00	3,000
8/26/2024	Pamela J. Cramer	Insider	Sell	3,200	$50.01	$160,032.00	13,500
8/9/2024	Pamela J. Cramer	Insider	Sell	49,006	$45.15	$2,212,620.90	13,500
7/29/2024	Pamela J. Cramer	Insider	Sell	1,395	$49.06	$68,438.70	31,735
7/16/2024	Joseph Shulman	Insider	Sell	10,468	$53.00	$554,804.00	30
7/12/2024	Joseph Shulman	Insider	Sell	5,313	$50.01	$265,703.13	30
5/9/2024	Joseph Shulman	Insider	Sell	3,984	$38.47	$153,264.48	30
4/2/2024	Christopher Paul German	CAO	Sell	368	$41.76	$15,367.68	795
3/21/2024	Joseph Shulman	Insider	Sell	18,235	$40.34	$735,599.90	30
3/19/2024	David P. Meeker	CEO	Sell	45,494	$39.22	$1,784,274.68	174,605
3/19/2024	Hunter C. Smith	CFO	Sell	15,515	$39.22	$608,498.30	97,939
3/19/2024	Yann Mazabraud	EVP	Sell	16,000	$39.22	$627,520.00	24,495
2/14/2024	Joseph Shulman	Insider	Sell	1,089	$50.01	$54,460.89	30
2/12/2024	Hunter C. Smith	CFO	Sell	1,209	$51.38	$62,118.42	80,413
2/12/2024	Joseph Shulman	Insider	Sell	791	$51.38	$40,641.58	3,457
2/12/2024	Yann Mazabraud	EVP	Sell	1,594	$51.38	$81,899.72	7,702
2/9/2024	Joseph Shulman	Insider	Sell	71,774	$50.38	$3,615,974.12	2,686
12/27/2023	Joseph Shulman	Insider	Sell	5,015	$50.01	$250,800.15	1,126
12/5/2023	Hunter C. Smith	CFO	Sell	7,026	$35.06	$246,331.56	61,406
11/24/2023	Hunter C. Smith	CFO	Sell	10,974	$35.02	$384,309.48	61,406
11/8/2023	Jennifer Kayden Lee	EVP	Sell	5,712	$28.90	$165,076.80	1,647
11/3/2023	Jennifer Kayden Lee	EVP	Sell	80	$28.00	$2,240.00	1,647
9/5/2023	Jennifer Kayden Lee	EVP	Sell	6,166	$28.05	$172,956.30	1,647
8/9/2023	Jennifer Kayden Lee	EVP	Sell	1,718	$24.66	$42,365.88	3,294
8/7/2023	Jennifer Kayden Lee	EVP	Sell	11,223	$24.18	$271,372.14	3,294
7/26/2023	Pamela J. Cramer	Insider	Sell	930	$17.64	$16,405.20	8,418
3/29/2023	William T Roberts	CAO	Sell	912	$17.50	$15,960.00	7,872
2/14/2023	Hunter C. Smith	CFO	Sell	702	$26.87	$18,862.74	59,406
2/14/2023	Jennifer Chien	EVP	Sell	635	$26.87	$17,062.45	4,940
2/14/2023	Joseph Shulman	Insider	Sell	554	$26.87	$14,885.98	3,741
2/9/2023	Hunter C. Smith	CFO	Sell	1,398	$27.66	$38,668.68	57,779
2/9/2023	Jennifer Chien	EVP	Sell	1,192	$27.66	$32,970.72	3,556
2/9/2023	Pamela J. Cramer	Insider	Sell	834	$27.66	$23,068.44	6,151
2/9/2023	William T Roberts	CAO	Sell	959	$27.66	$26,525.94	6,294

SEC Filings (Institutional Ownership Changes) for Rhythm Pharmaceuticals (NASDAQ:RYTM)

Institutional Buying and Selling by Quarter

Rhythm Pharmaceuticals Institutional Trading History

Reporting Date	Hedge Fund	Shares Held	Market Value	% of Portfolio	Quarterly Change in Shares	Ownership in Company
12/2/2025	Swiss Life Asset Management Ltd	2,461	$0.25M	0.0%	N/A	0.004%
11/21/2025	CIBC Bancorp USA Inc.	5,569	$0.56M	0.0%	N/A	0.008%
11/20/2025	Centaurus Financial Inc.	2,389	$0.24M	0.0%	N/A	0.004%
11/19/2025	Captrust Financial Advisors	18,258	$1.84M	0.0%	+4.5%	0.027%
11/18/2025	Cim Investment Management Inc.	2,993	$0.30M	0.1%	N/A	0.004%
11/17/2025	Harvest Investment Services LLC	48,140	$4.86M	1.0%	+211.3%	0.072%
11/17/2025	Castleark Management LLC	42,539	$4.30M	0.1%	N/A	0.064%
11/17/2025	CANADA LIFE ASSURANCE Co	14,395	$1.45M	0.0%	+24.3%	0.022%
11/17/2025	Woodline Partners LP	580,183	$58.59M	0.3%	+12.8%	0.869%
11/17/2025	PDT Partners LLC	86,136	$8.70M	0.5%	-11.8%	0.129%
11/17/2025	Dark Forest Capital Management LP	28,639	$2.89M	0.1%	-17.8%	0.043%
11/17/2025	Voleon Capital Management LP	26,897	$2.72M	0.1%	N/A	0.040%
11/17/2025	Voloridge Investment Management LLC	368,263	$37.19M	0.1%	+8.7%	0.552%
11/17/2025	Polar Capital Holdings Plc	1,244,932	$125.73M	0.6%	-0.5%	1.865%
11/17/2025	Qube Research & Technologies Ltd	238,819	$24.12M	0.0%	-0.6%	0.358%
11/17/2025	RA Capital Management L.P.	5,681,359	$573.76M	7.1%	+2.2%	8.513%
11/17/2025	Northern Trust Corp	510,906	$51.60M	0.0%	+0.1%	0.766%
11/17/2025	Mariner LLC	3,597	$0.36M	0.0%	-16.8%	0.005%
11/17/2025	MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.	27,122	$2.74M	0.0%	-16.2%	0.041%
11/17/2025	Integrated Wealth Concepts LLC	2,491	$0.25M	0.0%	N/A	0.004%
11/17/2025	Jain Global LLC	35,110	$3.55M	0.0%	+798.4%	0.053%
11/17/2025	HighVista Strategies LLC	37,482	$3.79M	0.9%	+33.5%	0.056%
11/17/2025	Granahan Investment Management LLC	49,728	$5.02M	0.2%	+20.8%	0.075%
11/17/2025	Fred Alger Management LLC	12,335	$1.25M	0.0%	N/A	0.018%
11/17/2025	First Light Asset Management LLC	180,484	$18.23M	1.7%	N/A	0.270%
11/17/2025	Checkpoint Capital L.P.	763,707	$77.13M	25.8%	-28.0%	1.144%
11/17/2025	Cinctive Capital Management LP	35,156	$3.55M	0.2%	-50.4%	0.053%
11/17/2025	Bank of America Corp DE	233,150	$23.55M	0.0%	+5.0%	0.349%
11/17/2025	Aquatic Capital Management LLC	42,490	$4.29M	0.1%	+974.9%	0.064%
11/17/2025	Algert Global LLC	140,284	$14.17M	0.2%	+133.0%	0.210%
11/17/2025	Alliancebernstein L.P.	979,682	$98.94M	0.0%	+1,493.8%	1.468%
11/17/2025	Ameriprise Financial Inc.	137,967	$13.93M	0.0%	-20.3%	0.207%
11/14/2025	Creative Planning	24,945	$2.52M	0.0%	+44.8%	0.037%
11/14/2025	Lazard Asset Management LLC	30,239	$3.05M	0.0%	-69.6%	0.045%
11/14/2025	SummitTX Capital L.P.	11,869	$1.20M	0.0%	-53.4%	0.018%
11/14/2025	Raymond James Financial Inc.	44,093	$4.45M	0.0%	+318.1%	0.066%
11/14/2025	Bellevue Group AG	9,053	$0.91M	0.0%	-56.7%	0.014%
11/14/2025	Burkehill Global Management LP	20,000	$2.02M	0.1%	N/A	0.030%
11/14/2025	Man Group plc	129,330	$13.06M	0.0%	N/A	0.194%
11/14/2025	Orbimed Advisors LLC	215,152	$21.73M	0.5%	-13.4%	0.322%
11/14/2025	California State Teachers Retirement System	48,934	$4.94M	0.0%	+14.0%	0.073%
11/14/2025	ADAR1 Capital Management LLC	49,571	$5.01M	0.5%	+9.2%	0.074%
11/14/2025	Zurcher Kantonalbank Zurich Cantonalbank	10,726	$1.08M	0.0%	+11.1%	0.016%
11/14/2025	Balyasny Asset Management L.P.	350,008	$35.35M	0.0%	+547.1%	0.524%
11/14/2025	UBS AM A Distinct Business Unit of UBS Asset Management Americas LLC	437,472	$44.18M	0.0%	+92.2%	0.656%
11/14/2025	Integral Health Asset Management LLC	220,000	$22.22M	1.5%	+83.3%	0.330%
11/14/2025	Comerica Bank	209,325	$21.14M	0.1%	-30.6%	0.314%
11/14/2025	FORA Capital LLC	3,599	$0.36M	0.1%	N/A	0.005%
11/13/2025	Marshall Wace LLP	171,834	$17.35M	0.0%	-54.3%	0.257%
11/13/2025	Entropy Technologies LP	8,502	$0.86M	0.1%	N/A	0.013%
11/13/2025	Kennedy Capital Management LLC	39,575	$4M	0.1%	-30.8%	0.059%
11/13/2025	Arrowstreet Capital Limited Partnership	6,307	$0.64M	0.0%	N/A	0.009%
11/13/2025	Invesco Ltd.	143,555	$14.50M	0.0%	+108.3%	0.215%
11/13/2025	Sei Investments Co.	31,658	$3.20M	0.0%	-4.5%	0.047%
11/13/2025	UBS Group AG	420,336	$42.45M	0.0%	+66.4%	0.630%
11/13/2025	Connor Clark & Lunn Investment Management Ltd.	121,260	$12.25M	0.0%	+5.3%	0.182%
11/13/2025	BNP Paribas Financial Markets	223,681	$22.59M	0.0%	+118.8%	0.335%
11/13/2025	Franklin Resources Inc.	567,782	$57.34M	0.0%	+4.4%	0.851%
11/13/2025	Capital Research Global Investors	598,247	$60.42M	0.0%	N/A	0.896%
11/13/2025	Legal & General Group Plc	57,376	$5.79M	0.0%	+8.9%	0.086%
11/13/2025	Swiss National Bank	102,300	$10.33M	0.0%	+12.9%	0.153%
11/13/2025	Russell Investments Group Ltd.	157,678	$15.92M	0.0%	+20.4%	0.236%
11/13/2025	Schroder Investment Management Group	18,042	$1.82M	0.0%	+2.4%	0.027%
11/13/2025	Inceptionr LLC	7,482	$0.76M	0.2%	N/A	0.011%
11/13/2025	Rhenman & Partners Asset Management AB	35,000	$3.54M	0.4%	N/A	0.052%
11/13/2025	First Trust Advisors LP	80,903	$8.17M	0.0%	+9.8%	0.121%
11/12/2025	Barclays PLC	142,385	$14.38M	0.0%	-59.5%	0.213%
11/12/2025	Dimensional Fund Advisors LP	28,378	$2.87M	0.0%	N/A	0.043%
11/12/2025	Victory Capital Management Inc.	42,883	$4.33M	0.0%	+164.0%	0.064%
11/12/2025	Rafferty Asset Management LLC	55,734	$5.63M	0.0%	+8.0%	0.084%
11/12/2025	Quantbot Technologies LP	4,981	$0.50M	0.0%	N/A	0.007%
11/12/2025	Artisan Partners Limited Partnership	236,841	$23.92M	0.0%	+35.7%	0.355%
11/12/2025	Xponance Inc.	4,162	$0.42M	0.0%	-2.6%	0.006%
11/12/2025	DNB Asset Management AS	5,528	$0.56M	0.0%	N/A	0.008%
11/12/2025	Westfield Capital Management Co. LP	1,069,004	$107.96M	0.5%	-34.4%	1.602%
11/12/2025	Primecap Management Co. CA	4,262,859	$430.51M	0.3%	-12.6%	6.388%
11/12/2025	Intech Investment Management LLC	24,312	$2.46M	0.0%	-11.4%	0.036%
11/12/2025	Fox Run Management L.L.C.	2,517	$0.25M	0.0%	N/A	0.004%
11/10/2025	MAI Capital Management	1,857	$0.19M	0.0%	N/A	0.003%
11/10/2025	Optiver Holding B.V.	365	$37K	0.0%	+65.2%	0.001%
11/10/2025	TD Asset Management Inc	59,564	$6.02M	0.0%	+6.4%	0.089%
11/10/2025	Clearstead Advisors LLC	399	$40K	0.0%	-32.4%	0.001%
11/10/2025	Ameritas Investment Partners Inc.	4,365	$0.44M	0.0%	-21.3%	0.007%
11/10/2025	Hillsdale Investment Management Inc.	42,600	$4.30M	0.1%	N/A	0.064%
11/10/2025	China Universal Asset Management Co. Ltd.	11,642	$1.18M	0.1%	-8.9%	0.017%
11/7/2025	Readystate Asset Management LP	8,365	$0.85M	0.0%	-66.1%	0.013%
11/7/2025	GSA Capital Partners LLP	3,897	$0.39M	0.0%	-36.1%	0.006%
11/7/2025	Vanguard Group Inc.	4,996,427	$504.59M	0.0%	+39.2%	7.522%
11/7/2025	JPMorgan Chase & Co.	1,188,069	$119.98M	0.0%	+51.6%	1.780%
11/7/2025	State of New Jersey Common Pension Fund D	20,919	$2.11M	0.0%	-31.1%	0.031%
11/7/2025	PNC Financial Services Group Inc.	4,217	$0.43M	0.0%	-23.9%	0.006%
11/7/2025	Aberdeen Group plc	26,740	$2.70M	0.0%	-60.5%	0.040%
11/7/2025	GF Fund Management CO. LTD.	1,429	$0.14M	0.0%	-9.2%	0.002%
11/6/2025	Rhumbline Advisers	82,068	$8.29M	0.0%	-6.2%	0.124%
11/6/2025	Advisors Asset Management Inc.	14,178	$1.43M	0.0%	+4.3%	0.021%
11/6/2025	Profund Advisors LLC	12,457	$1.26M	0.0%	+10.7%	0.019%
11/6/2025	ProShare Advisors LLC	11,299	$1.14M	0.0%	-16.5%	0.017%
11/6/2025	Candriam S.C.A.	221,863	$22.41M	0.1%	-29.0%	0.334%
11/5/2025	Smartleaf Asset Management LLC	286	$29K	0.0%	+97.2%	0.000%
11/5/2025	Alps Advisors Inc.	33,000	$3.33M	0.0%	-3.4%	0.050%

Data available starting January 2016

Rhythm Pharmaceuticals, Inc., a commercial-stage biopharmaceutical company, focuses on the rare neuroendocrine diseases. The company's lead product candidate is IMCIVREE (setmelanotide), a rare melanocortin-4 receptor for the treatment of pro-opiomelanocortin (POMC), proprotein convertase subtilisin/kexin type 1, leptin receptor (LEPR) deficiency obesity, and Bardet-Biedl and Alström syndrome. It is in Phase 3 clinical trials for treating POMC or LEPR heterozygous deficiency obesities, steroid receptor coactivator 1 deficiency obesity, SH2B1 deficiency obesity, MC4 receptor deficiency obesity, and other MC4R disorders. The company has licensing agreements with LG Chem, Ltd; Ipsen Pharma S.A.S; Camurus; RareStone Group Ltd.; and LG Chem, Ltd. The company was formerly known as Rhythm Metabolic, Inc. and changed its name to Rhythm Pharmaceuticals, Inc. in October 2015. Rhythm Pharmaceuticals, Inc. was founded in 2008 and is headquartered in Boston, Massachusetts.

Today's Range

Now: $105.70

$102.76

$107.57

50 Day Range

MA: $104.32

$95.89

$113.89

52 Week Range

Now: $105.70

$45.90

$116.00

Volume

575,890 shs

Average Volume

682,944 shs

Market Capitalization

$7.05 billion

P/E Ratio

N/A

Dividend Yield

N/A

Beta

1.96

Who are the company insiders with the largest holdings of Rhythm Pharmaceuticals?: Rhythm Pharmaceuticals' top insider shareholders include:
David P Meeker (CEO)
Hunter C Smith (CFO)
Yann Mazabraud (EVP)
Pamela J Cramer (Insider)
Joseph Shulman (Insider)
Jennifer Kayden Lee (EVP)
Alastair Garfield (Insider)
Jennifer L Good (Director)
Lynn A Tetrault (Director)
Christopher Paul German (CAO)
Learn More about top insider investors at Rhythm Pharmaceuticals.
Who are the major institutional investors of Rhythm Pharmaceuticals?: Rhythm Pharmaceuticals' top institutional shareholders include:
RA Capital Management L.P. — 8.51%
Vanguard Group Inc. — 7.52%
Primecap Management Co. CA — 6.39%
Federated Hermes Inc. — 2.60%
Polar Capital Holdings Plc — 1.87%
JPMorgan Chase & Co. — 1.78%
Learn More about top institutional investors of Rhythm Pharmaceuticals stock.
Which institutional investors are selling Rhythm Pharmaceuticals stock?: Within the last quarter, RYTM stock was sold by these institutional investors:
Primecap Management Co. CA
Westfield Capital Management Co. LP
Checkpoint Capital L.P.
Barclays PLC
Marshall Wace LLP
Caption Management LLC
Comerica Bank
Candriam S.C.A.
Within the last year, company insiders that have sold Rhythm Pharmaceuticals company stock include:
David P Meeker (CEO)
Hunter C Smith (CFO)
Yann Mazabraud (EVP)
Pamela J Cramer (Insider)
Joseph Shulman (Insider)
Jennifer Kayden Lee (EVP)
Alastair Garfield (Insider)
Jennifer L Good (Director)
Learn More investors selling Rhythm Pharmaceuticals stock.
Which institutional investors are buying Rhythm Pharmaceuticals stock?: In the last quarter, RYTM stock was acquired by institutional investors including:
Vanguard Group Inc.
Alliancebernstein L.P.
Capital Research Global Investors
JPMorgan Chase & Co.
Balyasny Asset Management L.P.
UBS AM A Distinct Business Unit of UBS Asset Management Americas LLC
First Light Asset Management LLC
UBS Group AG