IRTC Insider Trading

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Insider Trading History
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About

Insider Ownership Percentage: 0.68%

Insider Buying (Last 12 Months): $521,860.64

Insider Selling (Last 12 Months): $2,130,804.72

iRhythm Technologies Insider Trading History Chart

iRhythm Technologies Share Price & Price History

^$101.75

▲ +0.36 (0.36%)

As of 03/7/2025 05:00 PM ET

Days: 30 | 90 | 365

iRhythm Technologies Insider Trading History

Transaction Date	Insider Name	Title	Buy/Sell	Number of Shares	Average Share Price	Total Transaction	Shares Held After Transaction
12/2/2024	Patrick Michael Murphy	Insider	Sell	2,492	$85.89	$214,037.88	35,327
11/4/2024	Abhijit Y. Talwalkar	Director	Buy	6,664	$75.16	$500,866.24	18,941
11/4/2024	Quentin S. Blackford	CEO	Sell	16,145	$77.41	$1,249,784.45	159,929
8/9/2024	Brice Bobzien	CFO	Sell	1,372	$70.34	$96,506.48	24,428
8/2/2024	Chad Patterson	Insider	Sell	3,012	$74.66	$224,875.92	37,133
8/2/2024	Mervin Smith	EVP	Sell	688	$74.66	$51,366.08	10,360
7/2/2024	Minang Turakhia	CMO	Sell	1,404	$105.65	$148,332.60	27,255
6/3/2024	Marc W Rosenbaum	CAO	Sell	510	$88.91	$45,344.10	8,174
6/3/2024	Sumi Shrishrimal	EVP	Sell	1,131	$88.91	$100,557.21	23,298
5/31/2024	Chad Patterson	Insider	Buy	280	$74.98	$20,994.40	40,145
2/29/2024	Daniel G. Wilson	EVP	Sell	1,261	$121.96	$153,791.56	32,967
2/29/2024	Mark J. Day	CTO	Sell	1,475	$121.96	$179,891.00	64,412
2/29/2024	Patrick Michael Murphy	Insider	Sell	7,615	$121.96	$928,725.40	48,962
2/29/2024	Quentin S. Blackford	CEO	Sell	24,701	$121.96	$3,012,533.96	180,015
1/2/2024	Daniel G. Wilson	EVP	Sell	7,218	$103.31	$745,691.58	26,629
3/29/2023	Daniel G. Wilson	EVP	Sell	4,000	$125.00	$500,000.00	35,337
3/3/2023	Douglas J. Devine	COO	Sell	1,473	$117.23	$172,679.79	29,566
3/3/2023	Mark J. Day	CTO	Sell	2,116	$117.23	$248,058.68	54,815
3/3/2023	Patrick Michael Murphy	EVP	Sell	571	$117.23	$66,938.33	32,437
2/28/2023	Daniel G. Wilson	EVP	Sell	1,726	$117.84	$203,391.84	40,759
2/28/2023	Douglas J. Devine	COO	Sell	3,518	$117.84	$414,561.12	31,039
2/28/2023	Mark J. Day	CTO	Sell	1,913	$117.84	$225,427.92	56,931
11/2/2022	Quentin S. Blackford	CEO	Sell	12,699	$122.40	$1,554,357.60	89,280
9/29/2022	Douglas J. Devine	COO	Sell	2,000	$125.00	$250,000.00	27,702
9/26/2022	Daniel G. Wilson	EVP	Sell	3,000	$122.57	$367,710.00	34,562
9/12/2022	C. Noel Bairey Merz	Director	Sell	90	$159.77	$14,379.30	4,887
7/7/2022	Douglas J. Devine	CFO	Sell	10,109	$114.22	$1,154,649.98	29,702
7/5/2022	Daniel G. Wilson	EVP	Sell	1,428	$108.93	$155,552.04	37,562
7/5/2022	Douglas J. Devine	CFO	Sell	1,239	$108.90	$134,927.10	39,811
6/14/2022	C. Noel Bairey Merz	Director	Sell	500	$111.76	$55,880.00	4,977
3/4/2022	Daniel G. Wilson	EVP	Sell	1,331	$132.67	$176,583.77
3/4/2022	David A Vort	Insider	Sell	3,161	$132.67	$419,369.87
3/4/2022	Douglas J. Devine	CFO	Sell	576	$132.67	$76,417.92
3/4/2022	Kevin M King	Director	Sell	6,815	$132.67	$904,146.05

See Full Table

SEC Filings (Institutional Ownership Changes) for iRhythm Technologies (NASDAQ:IRTC)

Institutional Buying and Selling by Quarter

iRhythm Technologies Institutional Trading History

Reporting Date	Hedge Fund	Shares Held	Market Value	% of Portfolio	Quarterly Change in Shares	Ownership in Company
2/25/2025	Polar Asset Management Partners Inc.	11,000	$0.99M	0.0%	-88.2%	0.035%
2/21/2025	Ascent Group LLC	8,110	$0.73M	0.1%	+13.0%	0.026%
2/20/2025	Mackenzie Financial Corp	1,381,942	$124.61M	0.2%	-2.7%	4.415%
2/17/2025	UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC	334,823	$30.19M	0.0%	-7.9%	1.070%
2/17/2025	Silvercrest Asset Management Group LLC	95,129	$8.58M	0.1%	-0.4%	0.304%
2/17/2025	Raiffeisen Bank International AG	680	$60K	0.0%	N/A	0.002%
2/17/2025	Polar Asset Management Partners Inc.	11,000	$0.99M	0.0%	-88.2%	0.035%
2/17/2025	Polar Capital Holdings Plc	49,773	$4.49M	0.0%	-12.9%	0.159%
2/17/2025	ProShare Advisors LLC	8,988	$0.81M	0.0%	+52.1%	0.029%
2/17/2025	Nomura Holdings Inc.	5,413	$0.49M	0.0%	N/A	0.017%
2/17/2025	Nuveen Asset Management LLC	93,170	$8.40M	0.0%	-4.1%	0.298%
2/17/2025	Millennium Management LLC	60,217	$5.43M	0.0%	-90.6%	0.192%
2/17/2025	MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.	34,349	$3.10M	0.0%	+5.3%	0.110%
2/17/2025	Laird Norton Wetherby Wealth Management LLC	6,737	$0.61M	0.0%	N/A	0.022%
2/17/2025	Graham Capital Management L.P.	2,823	$0.26M	0.0%	-46.7%	0.009%
2/17/2025	Granahan Investment Management LLC	45,730	$4.12M	0.2%	-36.9%	0.146%
2/17/2025	Fred Alger Management LLC	272,773	$24.60M	0.1%	-13.2%	0.871%
2/17/2025	Frontier Capital Management Co. LLC	355,147	$32.02M	0.3%	+364.8%	1.135%
2/17/2025	Deutsche Bank AG	204,945	$18.48M	0.0%	+0.1%	0.655%
2/17/2025	Deerfield Management Company L.P. Series C	156,012	$14.07M	0.3%	N/A	0.498%
2/17/2025	Braidwell LP	705,391	$63.61M	1.9%	-9.9%	2.254%
2/17/2025	Captrust Financial Advisors	3,888	$0.35M	0.0%	N/A	0.012%
2/17/2025	Balyasny Asset Management L.P.	111,502	$10.05M	0.0%	-54.2%	0.356%
2/17/2025	Bank of America Corp DE	252,468	$22.77M	0.0%	-38.7%	0.807%
2/17/2025	BNP Paribas Financial Markets	4,377	$0.40M	0.0%	-62.8%	0.014%
2/17/2025	Ameriprise Financial Inc.	71,254	$6.43M	0.0%	+13.6%	0.228%
2/17/2025	Algert Global LLC	19,643	$1.77M	0.0%	+44.9%	0.063%
2/17/2025	Alyeska Investment Group L.P.	351,745	$31.72M	0.1%	-7.1%	1.124%
2/17/2025	Ancora Advisors LLC	4,000	$0.36M	0.0%	+20.1%	0.013%
2/14/2025	Freestone Grove Partners LP	16,712	$1.51M	0.0%	N/A	0.053%
2/14/2025	Comerica Bank	74,210	$6.69M	0.0%	+92.6%	0.237%
2/14/2025	Schonfeld Strategic Advisors LLC	6,138	$0.55M	0.0%	N/A	0.020%
2/14/2025	First Light Asset Management LLC	430,500	$38.82M	3.7%	N/A	1.375%
2/14/2025	Northern Trust Corp	287,334	$25.91M	0.0%	+7.0%	0.918%
2/14/2025	The Manufacturers Life Insurance Company	195,919	$17.67M	0.0%	-0.3%	0.626%
2/14/2025	Aquatic Capital Management LLC	4,165	$0.38M	0.0%	-49.2%	0.013%
2/14/2025	Susquehanna Fundamental Investments LLC	41,864	$3.78M	0.1%	N/A	0.134%
2/14/2025	Voya Investment Management LLC	9,407	$0.85M	0.0%	-7.2%	0.030%
2/14/2025	Adage Capital Partners GP L.L.C.	100,000	$9.02M	0.0%	N/A	0.319%
2/14/2025	Price T Rowe Associates Inc. MD	20,848	$1.88M	0.0%	-9.9%	0.067%
2/14/2025	Tower Research Capital LLC TRC	3,596	$0.32M	0.0%	+1,763.2%	0.011%
2/14/2025	MetLife Investment Management LLC	19,142	$1.73M	0.0%	+6.0%	0.061%
2/14/2025	Natixis	6,000	$0.54M	0.0%	N/A	0.019%
2/14/2025	Capital Research Global Investors	1,637,026	$147.61M	0.0%	-16.3%	5.230%
2/13/2025	CANADA LIFE ASSURANCE Co	3,072	$0.28M	0.0%	-4.5%	0.010%
2/13/2025	Champlain Investment Partners LLC	726,262	$65.49M	0.4%	+8.9%	2.320%
2/13/2025	Farringdon Capital Ltd.	4,721	$0.43M	0.2%	N/A	0.015%
2/13/2025	Bridgewater Associates LP	3,364	$0.30M	0.0%	-65.9%	0.011%
2/13/2025	Mariner LLC	2,777	$0.25M	0.0%	-28.1%	0.009%
2/13/2025	Barclays PLC	215,511	$19.43M	0.0%	+3.0%	0.689%
2/13/2025	Summit Investment Advisors Inc.	3,271	$0.30M	0.3%	+6.9%	0.010%
2/13/2025	Bessemer Group Inc.	568,007	$51.22M	0.1%	+111.7%	1.815%
2/13/2025	Legal & General Group Plc	44,926	$4.05M	0.0%	-9.2%	0.144%
2/13/2025	Invesco Ltd.	19,200	$1.73M	0.0%	+1.1%	0.061%
2/13/2025	Russell Investments Group Ltd.	22,265	$2.01M	0.0%	-10.4%	0.071%
2/13/2025	Envestnet Asset Management Inc.	16,369	$1.48M	0.0%	-68.0%	0.052%
2/13/2025	Wells Fargo & Company MN	20,972	$1.89M	0.0%	-60.2%	0.067%
2/12/2025	Cinctive Capital Management LP	8,141	$0.73M	0.0%	N/A	0.026%
2/12/2025	Bryce Point Capital LLC	14,093	$1.27M	0.4%	N/A	0.045%
2/12/2025	DLD Asset Management LP	34,200	$3.08M	0.4%	-40.8%	0.109%
2/12/2025	Geode Capital Management LLC	731,467	$65.97M	0.0%	-0.3%	2.337%
2/12/2025	Alliancebernstein L.P.	39,717	$3.58M	0.0%	-96.7%	0.127%
2/12/2025	Wellington Management Group LLP	233,840	$21.09M	0.0%	+9.3%	0.747%
2/12/2025	Schroder Investment Management Group	308,338	$27.80M	0.0%	-5.5%	0.985%
2/12/2025	Blair William & Co. IL	604,737	$54.53M	0.2%	-6.2%	1.932%
2/12/2025	Homestead Advisers Corp	28,100	$2.53M	0.1%	+31.9%	0.090%
2/12/2025	Artisan Partners Limited Partnership	2,762,734	$249.12M	0.4%	-0.6%	8.827%
2/12/2025	Mitsubishi UFJ Asset Management Co. Ltd.	7,295	$0.66M	0.0%	-6.6%	0.023%
2/11/2025	EFG Asset Management North America Corp.	28,430	$2.57M	0.4%	+113.6%	0.091%
2/11/2025	Segall Bryant & Hamill LLC	139,391	$12.57M	0.2%	+5.1%	0.445%
2/11/2025	Corebridge Financial Inc.	15,543	$1.40M	0.0%	-7.0%	0.050%
2/11/2025	Vanguard Group Inc.	3,136,370	$282.81M	0.0%	+0.6%	10.020%
2/11/2025	LPL Financial LLC	2,691	$0.24M	0.0%	N/A	0.009%
2/11/2025	Fox Run Management L.L.C.	3,837	$0.35M	0.1%	-46.1%	0.012%
2/11/2025	KLP Kapitalforvaltning AS	6,600	$0.60M	0.0%	N/A	0.021%
2/11/2025	Sei Investments Co.	318,653	$28.73M	0.0%	+6.1%	1.018%
2/11/2025	Kampmann Melissa S.	23,925	$2.16M	1.7%	-8.4%	0.076%
2/11/2025	Xponance Inc.	2,253	$0.20M	0.0%	N/A	0.007%
2/11/2025	Intech Investment Management LLC	14,927	$1.35M	0.0%	+57.8%	0.048%
2/10/2025	Cibc World Markets Corp	2,925	$0.26M	0.0%	N/A	0.009%
2/10/2025	Monimus Capital Management LP	11,659	$1.05M	1.0%	N/A	0.037%
2/10/2025	Swiss National Bank	61,400	$5.54M	0.0%	+1.2%	0.196%
2/7/2025	HighTower Advisors LLC	7,607	$0.69M	0.0%	+68.9%	0.024%
2/7/2025	Zurcher Kantonalbank Zurich Cantonalbank	8,198	$0.74M	0.0%	+15.0%	0.026%
2/7/2025	Amundi	102,908	$9.57M	0.0%	+8.4%	0.329%
2/7/2025	PNC Financial Services Group Inc.	4,980	$0.45M	0.0%	+32.3%	0.016%
2/6/2025	Raymond James Financial Inc.	101,487	$9.15M	0.0%	N/A	0.324%
2/6/2025	WoodTrust Financial Corp	11,057	$1M	0.1%	-2.2%	0.035%
2/6/2025	Charles Schwab Investment Management Inc.	259,494	$23.40M	0.0%	+1.5%	0.829%
2/5/2025	US Bancorp DE	604	$54K	0.0%	-24.1%	0.002%
2/5/2025	Versor Investments LP	2,780	$0.25M	0.0%	N/A	0.009%
2/5/2025	Oppenheimer Asset Management Inc.	5,162	$0.47M	0.0%	-44.3%	0.016%
2/4/2025	Bank of New York Mellon Corp	491,485	$44.32M	0.0%	+23.2%	1.570%
2/3/2025	Handelsbanken Fonder AB	10,839	$0.98M	0.0%	+5.9%	0.035%
2/3/2025	Alberta Investment Management Corp	145,166	$13.09M	0.1%	+53.3%	0.464%
1/31/2025	New York State Common Retirement Fund	127,579	$11.50M	0.0%	-41.0%	0.408%
1/31/2025	Peregrine Capital Management LLC	99,153	$8.94M	0.3%	+1.1%	0.317%
1/31/2025	Truist Financial Corp	12,799	$1.15M	0.0%	-7.4%	0.041%
1/31/2025	Principal Financial Group Inc.	2,664	$0.24M	0.0%	-8.4%	0.009%
1/31/2025	State of New Jersey Common Pension Fund D	27,815	$2.51M	0.0%	-2.1%	0.089%

Data available starting January 2016

See Full Table

iRhythm Technologies, Inc., a digital healthcare company, engages in the design, development, and commercialization of device-based technology to provide ambulatory cardiac monitoring services to diagnose arrhythmias in the United States. It offers Zio services, an ambulatory monitoring solution, including long-term and short-term continuous monitoring and mobile cardiac telemetry monitoring services. The company also provides the Zio Monitor System, a prescription-only, remote electrocardiogram (ECG) monitoring system that consists of a patch ECG monitor that records the electric signal from the heart continuously for up to 14 days and the Zio ECG Utilization Software System, which supports the capture and analysis of ECG data recorded by the Zio Monitor patch at the end of the wear period, including specific arrhythmia events detected by the ZEUS System; the Zio XT System is the previous generation of the Zio Monitor System and is a prescription-only, remote ECG monitoring system that consists of the Zio XT patch that records the electric signal from the heart continuously for up to 14 days; and the Zio AT system, a prescription-only, remote ECG monitoring system that similarly consists of the Zio AT patch that records the electric signal from the heart continuously for up to 14 days and the ZEUS System, but which also incorporates the Zio AT wireless gateway that provides connectivity between the Zio AT patch and the ZEUS System during the patient wear period. It has a development collaboration agreement with Verily Life Sciences LLC and Verity Ireland Limited to develop various next-generation atrial fibrillation screening, detection, or monitoring products. The company was incorporated in 2006 and is headquartered in San Francisco, California.

Today's Range

Now: $101.75

$96.21

$102.24

50 Day Range

MA: $105.66

$86.92

$119.58

52 Week Range

Now: $101.75

$55.92

$128.52

Volume

452,411 shs

Average Volume

473,223 shs

Market Capitalization

$3.20 billion

P/E Ratio

N/A

Dividend Yield

N/A

Beta

1.36

Who are the company insiders with the largest holdings of iRhythm Technologies?: iRhythm Technologies' top insider shareholders include:
Quentin S Blackford (CEO)
Mark J Day (CTO)
Patrick Michael Murphy (Insider)
Chad Patterson (Insider)
Daniel G Wilson (EVP)
Minang Turakhia (CMO)
Brice Bobzien (CFO)
Sumi Shrishrimal (EVP)
Abhijit Y Talwalkar (Director)
Mervin Smith (EVP)
Marc W Rosenbaum (CAO)
Learn More about top insider investors at iRhythm Technologies.
Who are the major institutional investors of iRhythm Technologies?: iRhythm Technologies' top institutional investors include:
Vanguard Group Inc. — 10.02%
Artisan Partners Limited Partnership — 8.83%
Capital Research Global Investors — 5.23%
Mackenzie Financial Corp — 4.42%
Geode Capital Management LLC — 2.34%
Champlain Investment Partners LLC — 2.32%
Learn More about top institutional investors of iRhythm Technologies stock.
Which institutional investors are selling iRhythm Technologies stock?: During the previous quarter, IRTC stock was sold by these institutional investors:
Alliancebernstein L.P.
Millennium Management LLC
Capital Research Global Investors
Bank of America Corp DE
Balyasny Asset Management L.P.
New York State Common Retirement Fund
JPMorgan Chase & Co.
Polar Asset Management Partners Inc.
In the last year, company insiders that have sold iRhythm Technologies company stock include:
Quentin S Blackford (CEO)
Mark J Day (CTO)
Patrick Michael Murphy (Insider)
Chad Patterson (Insider)
Daniel G Wilson (EVP)
Minang Turakhia (CMO)
Brice Bobzien (CFO)
Sumi Shrishrimal (EVP)
Learn More investors selling iRhythm Technologies stock.
Which institutional investors are buying iRhythm Technologies stock?: Within the previous quarter, IRTC stock was bought by institutional investors including:
First Light Asset Management LLC
Bessemer Group Inc.
Frontier Capital Management Co. LLC
Deerfield Management Company L.P. Series C
Stephens Investment Management Group LLC
Raymond James Financial Inc.
Adage Capital Partners GP L.L.C.
Bank of New York Mellon Corp
In the last year, these company insiders have bought iRhythm Technologies stock:
Quentin S Blackford (CEO)
Mark J Day (CTO)
Learn More investors buying iRhythm Technologies stock.