iRhythm Technologies Inc (IRTC) Ownership

73.74 ↑0.00 (0.00%)

As of December 31, 1969, 7:00pm EST.

Institutions
Mutual Funds

Institutional Ownership

Vanguard Group Inc is the biggest individual institutional holder of iRhythm Technologies Inc (IRTC), owning a total of 3 million shares. Combined, the top 37 institutional holders of IRTC own 109.23% of the company with a total of 34 million shares.

In the latest ownership report on June 30th 2024, the top 37 institutional holders increased their combined ownership of IRTC by 2.2 million shares. 17 institutions bought 2,279,718 total additional shares and increased their ownership by an average of 33.25%. However 4 institutions sold 67,712 total shares and decreased their ownership by an average of 1.64%.

Overall this is a positive sign as the number of shares owned by the top 20 institutional holders of iRhythm Technologies increased by a net total of 2,212,006 in the latest quarter.

Institution Ownership Chart

Latest Institutional Ownership Changes

Owner	Percent Owned	Percent Change	Shares Owned	Share Change	Date Reported
Vanguard Group Inc	9.527%	1.091%	2,981,621	32,179	2024-06-30
Artisan Partners Limited Partnership	8.580%	25.192%	2,685,285	540,343	2024-06-30
BlackRock Inc	7.995%	2.508%	2,502,353	61,230	2024-06-30
Capital Research Global Investors	7.970%	-0.036%	2,494,439	-895	2024-06-30
Sands Capital Management, LLC	6.793%	-0.794%	2,126,003	-17,023	2024-06-30
Mackenzie Investments	4.564%	5.940%	1,428,324	80,091	2024-06-30
AllianceBernstein L.P.	4.051%	2.671%	1,267,896	32,978	2024-06-30
Holocene Advisors, LP	3.331%	13.500%	1,042,670	124,021	2024-06-30
JPMorgan Chase & Co	3.027%	-1.655%	947,322	-15,940	2024-06-30
State Street Corp	2.866%	16.590%	896,851	127,618	2024-06-30
Blair William & Co	2.553%	-4.064%	799,080	-33,854	2024-06-30
Champlain Investment Partners, LLC	2.362%	28.389%	739,265	163,465	2024-06-30
Geode Capital Management, LLC	2.326%	5.375%	727,885	37,125	2024-06-30
Morgan Stanley - Brokerage Accounts	2.265%	91.524%	709,012	338,818	2024-06-30
Amvescap Plc.	2.191%	17.419%	685,722	101,724	2024-06-30
Westfield Capital Management Company, LP	1.946%	21.167%	609,080	106,402	2024-06-30
Point72 Asset Management, L.P.	1.713%	12.286%	536,202	58,668	2024-06-30
BRAIDWELL LP	1.682%	8.919%	526,357	43,100	2024-06-30
BNP Paribas Investment Partners SA	1.636%	0.005%	511,929	24	2024-06-30
Slate Path Capital LP	1.631%	0.000%	510,500	0	2024-06-30
Millennium Management LLC	1.588%	298.044%	495,975	371,372	2024-06-30
Allspring Global Investments Holdings, LLC	1.523%	14.592%	475,586	60,560	2024-06-30

Top Institutions

Owner	Percent Owned	Percent Change	Shares Owned	Share Change	Date Reported
Vanguard Group Inc	9.527%	1.091%	2,981,621	32,179	2024-06-30
Artisan Partners Limited Partnership	8.580%	25.192%	2,685,285	540,343	2024-06-30
BlackRock Inc	7.995%	2.508%	2,502,353	61,230	2024-06-30
Capital Research Global Investors	7.970%	-0.036%	2,494,439	-895	2024-06-30
Sands Capital Management, LLC	6.793%	-0.794%	2,126,003	-17,023	2024-06-30
Mackenzie Investments	4.564%	5.940%	1,428,324	80,091	2024-06-30
AllianceBernstein L.P.	4.051%	2.671%	1,267,896	32,978	2024-06-30
Holocene Advisors, LP	3.331%	13.500%	1,042,670	124,021	2024-06-30
JPMorgan Chase & Co	3.027%	-1.655%	947,322	-15,940	2024-06-30
State Street Corp	2.866%	16.590%	896,851	127,618	2024-06-30
FMR Inc	2.779%	-47.276%	851,847	-763,810	2023-09-30
Blair William & Co	2.553%	-4.064%	799,080	-33,854	2024-06-30
LTS One Management LP	2.528%	-14.393%	774,748	-130,252	2023-09-30
State Street Corporation	2.463%	-1.067%	769,233	-8,294	2024-03-31
Champlain Investment Partners, LLC	2.362%	28.389%	739,265	163,465	2024-06-30
Citadel Advisors Llc	2.454%	85.025%	739,000	339,594	2022-06-30
Geode Capital Management, LLC	2.326%	5.375%	727,885	37,125	2024-06-30
Morgan Stanley - Brokerage Accounts	2.265%	91.524%	709,012	338,818	2024-06-30
Amvescap Plc.	2.191%	17.419%	685,722	101,724	2024-06-30
Westfield Capital Management Company, LP	1.946%	21.167%	609,080	106,402	2024-06-30
Bank of New York Mellon Corp	1.871%	-18.248%	582,006	-129,909	2024-03-31
NORGES BANK	1.908%	73.893%	581,479	247,090	2022-12-31
Bank of America Corp	1.792%	259.462%	548,028	395,570	2023-03-31
Point72 Asset Management, L.P.	1.713%	12.286%	536,202	58,668	2024-06-30
BRAIDWELL LP	1.682%	8.919%	526,357	43,100	2024-06-30
BNP Paribas Investment Partners SA	1.636%	0.005%	511,929	24	2024-06-30
Slate Path Capital LP	1.631%	0.000%	510,500	0	2024-06-30
Millennium Management LLC	1.588%	298.044%	495,975	371,372	2024-06-30
Partner Fund Management LP	1.567%	0.000%	485,468	0	2023-09-30
Allspring Global Investments Holdings, LLC	1.523%	14.592%	475,586	60,560	2024-06-30
HHG PLC	1.572%	-0.034%	473,197	-160	2022-09-30
Lord, Abbett & Co LLC	1.552%	67.479%	467,439	188,336	2022-09-30
Credit Suisse First Boston (CSFB)	1.456%	-4.070%	454,827	-19,296	2024-03-31
SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC	1.335%	2,594,210.000%	415,089	415,073	2023-12-31
Stephens Inv Mgmt Group LLC	1.324%	14.628%	411,773	52,548	2024-03-31
T. Rowe Price Associates, Inc.	1.261%	-26.907%	392,454	-144,471	2023-12-31
Fiera Capital Corporation	1.250%	-2.577%	388,913	-10,287	2024-03-31

Mutual Fund Ownership

Sands Global Growth Eqty is the biggest individual fund holder of iRhythm Technologies Inc (IRTC), owning a total of 2.2 million shares. Combined, the top 41 mutual fund holders of IRTC own 75.84% of the company with a total of 23.5 million shares.

In the latest ownership report on October 31st 2024, the top 41 fund holders increased their combined ownership of IRTC by 1 thousand shares. 1 funds bought 590 total additional shares and increased their ownership by an average of 0.16%. However 1 funds sold 1,820 total shares and decreased their ownership by an average of 0.23%.

Overall this is a negative sign as the number of shares owned by the top 20 mutual funds holding iRhythm Technologies decreased by a net total of -1,230 in the latest report.

Mutual Funds Chart

Latest Mutual Fund Ownership Changes

Owner	Percent Owned	Percent Change	Shares Owned	Share Change	Date Reported
iShares Russell 2000 ETF	2.578%	-0.225%	806,803	-1,820	2024-10-31
Bridge Builder Small/Mid Cap Growth	1.198%	0.158%	374,803	590	2024-10-31

Top Mutual Funds

Owner	Percent Owned	Percent Change	Shares Owned	Share Change	Date Reported
Sands Global Growth Eqty	7.262%	-0.324%	2,212,627	-7,200	2023-03-31
Sands Capital Global Growth Equity	6.228%	-0.191%	1,949,246	-3,732	2024-09-30
American Funds SMALLCAP World A	3.642%	-24.339%	1,139,759	-366,638	2024-09-30
Canada Life US Small-Mid Cap Growth A	3.333%	0.000%	1,043,142	0	2024-08-31
Vanguard Total Stock Mkt Idx Inv	3.219%	7.308%	1,007,593	68,623	2024-09-30
Canada Life US Small-Mid Cap Growth F	3.009%	0.000%	932,024	0	2023-12-31
Vanguard Instl Ttl Stck Mkt Idx Tr	2.888%	1.452%	885,048	12,666	2023-03-31
iShares Russell 2000 ETF	2.578%	-0.225%	806,803	-1,820	2024-10-31
Vanguard Small Cap Index	2.495%	4.367%	780,925	32,673	2024-09-30
Artisan Mid Cap Investor	2.132%	2.446%	667,115	15,926	2024-09-30
Artisan U.S. Mid-Cap Growth	2.132%	2.446%	667,115	15,926	2024-09-30
American Funds New Economy A	2.005%	-21.232%	627,556	-169,159	2024-09-30
Capital Group New Economy Comp	2.005%	-21.232%	627,556	-169,159	2024-09-30
Sands Capital Global Growth A USD Acc	1.638%	-1.788%	512,490	-9,328	2024-06-30
Champlain Small Company Fund, LLC	1.513%	-3.802%	473,413	-18,710	2024-09-30
Vanguard Institutional Extnd Mkt Idx Tr	1.486%	-2.924%	465,131	-14,011	2024-09-30
Janus Henderson US SMID Cap Growth	1.422%	0.000%	433,241	0	2023-03-31
Janus Henderson Triton D	1.422%	0.000%	433,241	0	2023-03-31
Vanguard Small Cap Growth Index Inv	1.378%	4.342%	431,187	17,944	2024-09-30
JPM Global Healthcare C (acc) USD	1.355%	0.000%	419,613	0	2024-01-31
Vanguard Extended Market Index Investor	1.367%	0.681%	417,883	2,828	2023-08-31
Fidelity® Select Health Care	1.308%	0.000%	400,000	0	2023-08-31
Fidelity® Select Medical Tech and Devcs	1.305%	-20.000%	400,000	-100,000	2023-09-30
JPMorgan Small Cap Growth A	1.230%	0.000%	384,794	0	2024-09-30
AB Small Cap Growth A	1.210%	-3.433%	378,584	-13,460	2024-09-30
Bridge Builder Small/Mid Cap Growth	1.198%	0.158%	374,803	590	2024-10-31
BNY Mellon Sm/Md Cp Gr I	1.129%	-4.645%	351,089	-17,102	2024-03-31
Fidelity Advisor® Health Care I	1.132%	0.000%	345,000	0	2023-04-30
T. Rowe Price Health Sciences	1.132%	-5.357%	340,910	-19,296	2022-09-30
Lord Abbett Developing Growth A	1.123%	-16.511%	338,151	-66,875	2022-09-30
CS (Lux) Digital Health Equity SB USD	1.061%	-1.493%	330,000	-5,000	2024-05-31
Select Medical Tech and Devcs	1.077%	-17.500%	330,000	-70,000	2023-10-31
Fidelity Small Cap Index	1.022%	-2.431%	319,730	-7,965	2024-08-31
Old Westbury Large Cap Strategies	1.026%	-2.612%	319,125	-8,558	2023-10-31
Fidelity® Small Cap Index	0.965%	2.794%	295,716	8,038	2023-10-31
Champlain Small Company Adv	0.943%	25.532%	295,000	60,000	2024-06-30
UBS (Lux) Digital Health Equity SB USD	0.927%	0.000%	290,000	0	2024-09-30
Stephens SMID Select Growth	0.905%	8.831%	282,709	22,940	2024-06-30
iShares Russell 2000 Growth ETF	0.887%	5.756%	275,839	15,013	2024-06-28
Fiera SMID Growth	0.902%	-1.884%	272,461	-5,231	2022-12-31
AB Discovery Growth A	0.860%	-7.373%	258,810	-20,600	2022-11-30