Brown Brothers Harriman & Co’s Masimo MASI Stock Holding History

Brown Brothers Harriman & Co’s Portfolio MASI Stock Details MASI Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	–	Sell	-17	Closed	-$3.02K	–	1863
2026 Q1	$3.02K	Hold	17	–	–	﹤0.01%	1625
2025 Q4	$2.21K	Hold	17	–	–	﹤0.01%	1710
2025 Q3	$2.51K	Hold	17	–	–	﹤0.01%	1545
2025 Q2	$2.86K	Buy	+17	New	+$2.71K	﹤0.01%	1358
2023 Q1	–	Sell	-170	Closed	-$25.2K	–	1305
2022 Q4	$25.2K	Sell	170 -16	-9%	-$2.2K	﹤0.01%	833
2022 Q3	$26K	Buy	186 +16	+9%	+$2.34K	﹤0.01%	896
2022 Q2	$22K	Hold	170	–	–	﹤0.01%	861
2022 Q1	$25K	Hold	170	–	–	﹤0.01%	894
2021 Q4	$50K	Hold	170	–	–	﹤0.01%	706
2021 Q3	$46K	Hold	170	–	–	﹤0.01%	696
2021 Q2	$41K	Hold	170	–	–	﹤0.01%	703
2021 Q1	$39K	Buy	+170	New	+$42.7K	﹤0.01%	682

Other funds holding MASI

IFP Advisors Tampa, Florida $5.54B AUM 27.43% 1-Year Est. Return

Huntington National Bank Columbus, Ohio $20.6B AUM 34.61% 1-Year Est. Return

Brown Brothers Harriman & Co's MASI Position: Q2 2026 in Review

Brown Brothers Harriman & Co sold out of Masimo (MASI) in Q2 2026, closing a stake of 17 shares — an estimated $3.02K sold.

Brown Brothers Harriman & Co first reported a position in MASI in Q1 2021 and held it in 12 quarters. The position peaked at $50K in Q4 2021. 2 funds tracked by Wall St. Rank hold MASI as of Q2 2026.

Brown Brothers Harriman & Co reported no remaining Masimo position as of Q2 2026 after selling out during the quarter.
Brown Brothers Harriman & Co sold 17 Masimo shares in Q2 2026, an estimated $3.02K.
Brown Brothers Harriman & Co first reported a position in Masimo in Q1 2021 and held it in 12 quarters.
Brown Brothers Harriman & Co's Masimo position peaked at $50K in Q4 2021.
2 funds tracked by Wall St. Rank held Masimo as of Q2 2026.

Based on Brown Brothers Harriman & Co's 13F filing for Q2 2026, filed 12 Aug 2026.