CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM

Pension

Position in IRTC — iRhythm Holdings, Inc.

CIK 1081019 WEST SACRAMENTO, CA

Position in IRTC

as of Mar 31, 2026 · filed May 18, 2026 Compact

Position Value

$4,404,978

-$1,017,765 QoQ

Shares Held

37,324

+22.1% QoQ

Ownership

0.114%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

25 quarters on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Healthcare · as of Mar 31, 2026

CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM holds $1,116,272,926 across 73 Medical Devices names. IRTC ranks #17 (0.4% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	ABT	Abbott Laboratories	2,675,057	$274,648,102
2	MDT	Medtronic plc	2,038,830	$176,664,619
3	SYK	Stryker Corp	533,564	$175,323,794
4	BSX	Boston Scientific Corp	2,299,954	$144,322,113
5	EW	Edwards Lifesciences Corp	871,700	$69,805,736
6	GEHC	GE HealthCare Technologies Inc.	706,252	$50,271,017
7	STE	STERIS plc	171,076	$37,830,035
8	DXCM	Dexcom Inc	587,561	$36,898,830

25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$4,404,978	37,324	+22.1%	Shares	Sole	2026-05-18
2025-12-31	$5,422,743	30,561	+1.5%	Shares	Sole	2026-02-17
2025-09-30	$5,180,510	30,121	+4.2%	Shares	Sole	2025-11-14
2025-06-30	$4,452,061	28,917	+0.3%	Shares	Sole	2025-08-14
2025-03-31	$3,016,668	28,818	-1.4%	Shares	Sole	2025-05-15
2024-12-31	$2,634,587	29,218	-0.7%	Shares	Sole	2025-03-18
2024-09-30	$2,185,254	29,435	-3.1%	Shares	Sole	2025-04-04
2024-06-30	$3,269,780	30,377	-0.9%	Shares	Sole	2025-04-08
2024-03-31	$3,555,400	30,650	-5.1%	Shares	Sole	2024-05-16
2023-12-31	$3,455,786	32,285	-4.2%	Shares	Sole	2024-02-13
2023-09-30	$3,178,258	33,718	-8.9%	Shares	Sole	2023-11-14
2023-06-30	$3,861,404	37,015	-1.8%	Shares	Sole	2023-08-21
2023-03-31	$4,672,954	37,676	-1.3%	Shares	Sole	2023-05-09
2022-12-31	$3,575,290	38,169	+2.0%	Shares	Sole	2023-02-14
2022-09-30	$4,687,852	37,419	-1.1%	Shares	Sole	2022-11-21
2022-06-30	$4,089,151	37,852	+0.5%	Shares	Sole	2022-08-15
2022-03-31	$5,930,162	37,659	-7.9%	Shares	Sole	2022-05-16
2021-12-31	$4,812,226	40,889	+2.4%	Shares	Sole	2022-02-15
2021-09-30	$2,337,656	39,919	-1.8%	Shares	Sole	2021-11-15
2021-06-30	$2,696,928	40,647	-6.9%	Shares	Sole	2021-08-16
2021-03-31	$6,062,349	43,658	-0.1%	Shares	Sole	2021-05-18
2020-12-31	$10,365,839	43,699	+5.3%	Shares	Sole	2021-02-16
2020-09-30	$9,884,898	41,514	+1.8%	Shares	Sole	2020-11-17
2020-06-30	$4,728,312	40,800	+1.4%	Shares	Sole	2020-08-17
2020-03-31	$3,273,605	40,241	—	Shares	Sole	2020-05-13
No filing history on record for this holder in this stock.