DIMENSIONAL FUND ADVISORS LP

Position in MASI — Masimo Corp

CIK 354204 AUSTIN, TX

Position in MASI

as of Mar 31, 2026 · filed May 7, 2026 Compact

Position Value

$29,242,182

+$6,618,246 QoQ

Shares Held

164,402

-5.5% QoQ

Ownership

0.314%

of shares outstanding

% of Portfolio

0.01%

of 13F equity value

Holder Rank

#61

of 445 holders

Holding Since

Mar 2020

25 quarters on record

Voting authority Sole 89.09319837958176.ToString("F0")% Shared 9.135533630977726.ToString("F0")% None 1.7712679894405177.ToString("F0")%

Healthcare · as of Mar 31, 2026

DIMENSIONAL FUND ADVISORS LP holds $5,538,254,948 across 64 Medical Devices names. MASI ranks #28 (0.5% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	ABT	Abbott Laboratories	8,852,797	$908,916,665
2	MDT	Medtronic plc	7,516,150	$651,274,396
3	SYK	Stryker Corp	1,242,500	$408,273,073
4	GEHC	GE HealthCare Technologies Inc.	5,399,439	$384,332,066
5	BSX	Boston Scientific Corp	6,097,777	$382,635,505
6	BIO	Bio-Rad Laboratories, Inc.	1,089,323	$303,648,784
7	EW	Edwards Lifesciences Corp	3,636,881	$291,241,428
8	STE	STERIS plc	1,113,845	$246,304,542

25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$29,242,182	164,402	-5.5%	Shares	Sole	2026-05-07
2025-12-31	$22,623,936	173,950	-33.0%	Shares	Sole	2026-02-12
2025-09-30	$38,314,011	259,668	-50.4%	Shares	Sole	2025-11-12
2025-06-30	$88,017,076	523,226	-25.6%	Shares	Sole	2025-08-12
2025-03-31	$117,182,772	703,378	+8.6%	Shares	Sole	2025-05-13
2024-12-31	$107,068,115	647,720	+8.4%	Shares	Sole	2025-02-13
2024-09-30	$79,691,071	597,698	+13.7%	Shares	Sole	2024-11-07
2024-06-30	$66,193,306	525,594	+45.9%	Shares	Sole	2024-08-09
2024-03-31	$52,915,487	360,337	+19.5%	Shares	Sole	2024-05-10
2023-12-31	$35,337,406	301,488	+5.6%	Shares	Sole	2024-02-07
2023-09-30	$25,027,903	285,446	+11.7%	Shares	Sole	2023-11-09
2023-06-30	$42,034,130	255,449	+7.4%	Shares	Sole	2023-08-09
2023-03-31	$43,897,450	237,875	+4.0%	Shares	Sole	2023-05-12
2022-12-31	$33,830,540	228,662	+1.5%	Shares	Sole	2023-02-09
2022-09-30	$31,801,511	225,287	+5.3%	Shares	Sole	2022-11-10
2022-06-30	$27,960,633	213,979	-5.5%	Shares	Sole	2022-08-12
2022-03-31	$32,968,594	226,526	+3.9%	Shares	Defined	2022-05-13
2021-12-31	$63,833,359	218,025	-0.2%	Shares	Defined	2022-02-09
2021-09-30	$59,131,726	218,432	-6.5%	Shares	Defined	2021-11-12
2021-06-30	$56,619,590	233,531	-3.2%	Shares	Defined	2021-08-12
2021-03-31	$55,405,245	241,249	+4.7%	Shares	Defined	2021-05-14
2020-12-31	$61,847,634	230,448	-4.5%	Shares	Defined	2021-03-08
2020-09-30	$56,970,956	241,341	-4.5%	Shares	Defined	2020-11-12
2020-06-30	$57,643,395	252,833	-3.8%	Shares	Defined	2020-08-13
2020-03-31	$46,567,859	262,917	—	Shares	Defined	2020-05-14
No filing history on record for this holder in this stock.