Clean Yield Group’s Masimo MASI Stock Holding History

Clean Yield Group’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 Q1	$8.72K	Hold	49	–	–	﹤0.01%	309
2025 Q4	$6.37K	Hold	49	–	–	﹤0.01%	340
2025 Q3	$7.23K	Hold	49	–	–	﹤0.01%	338
2025 Q2	$8.24K	Hold	49	–	–	﹤0.01%	310
2025 Q1	$8.16K	Hold	49	–	–	﹤0.01%	322
2024 Q4	$8.1K	Hold	49	–	–	﹤0.01%	340
2024 Q3	$6.53K	Hold	49	–	–	﹤0.01%	350
2024 Q2	$6.17K	Hold	49	–	–	﹤0.01%	325
2024 Q1	$7.2K	Hold	49	–	–	﹤0.01%	332
2023 Q4	$5.74K	Hold	49	–	–	﹤0.01%	333
2023 Q3	$4.01K	Hold	49	–	–	﹤0.01%	346
2023 Q2	$8.06K	Hold	49	–	–	﹤0.01%	338
2023 Q1	$9.04K	Hold	49	–	–	﹤0.01%	338
2022 Q4	$7.25K	Hold	49	–	–	﹤0.01%	362
2022 Q3	$7K	Hold	49	–	–	﹤0.01%	344
2022 Q2	$6K	Hold	49	–	–	﹤0.01%	368
2022 Q1	$7K	Hold	49	–	–	﹤0.01%	383
2021 Q4	$14K	Hold	49	–	–	﹤0.01%	348
2021 Q3	$13K	Hold	49	–	–	﹤0.01%	351
2021 Q2	$12K	Buy	+49	New	+$11.2K	﹤0.01%	353
2021 Q1	–	Sell	-49	Closed	-$13K	–	279
2020 Q4	$13K	Hold	49	–	–	﹤0.01%	334
2020 Q3	$12K	Buy	+49	New	+$11K	﹤0.01%	295

Other funds holding MASI

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

PCM

Politan Capital Management New York $985M AUM 3.12% 1-Year Est. Return

PCM

Pentwater Capital Management Naples, Florida $19.3B AUM 58.13% 1-Year Est. Return

Barclays London, United Kingdom $416B AUM 33.63% 1-Year Est. Return

HBK Investments Dallas, Texas $9.85B AUM 55.6% 1-Year Est. Return

Massachusetts Financial Services Boston, Massachusetts $298B AUM 21.96% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Clean Yield Group's MASI Position: Q1 2026 in Review

Clean Yield Group held its Masimo (MASI) position steady in Q1 2026 at 49 shares worth $8.72K. The position accounts for ﹤0.01% of the portfolio, ranked #309.

Clean Yield Group first reported a position in MASI in Q3 2020 and has held it in 22 quarters since. The position peaked at $14K in Q4 2021. 445 funds tracked by Wall St. Rank hold MASI as of Q1 2026.

Clean Yield Group held 49 shares of Masimo worth $8.72K as of Q1 2026.
Clean Yield Group left its Masimo share count unchanged in Q1 2026.
Masimo made up ﹤0.01% of Clean Yield Group's portfolio in Q1 2026, its #309 holding.
Clean Yield Group first reported a position in Masimo in Q3 2020 and has held it in 22 quarters since.
Clean Yield Group's Masimo position peaked at $14K in Q4 2021.
445 funds tracked by Wall St. Rank held Masimo as of Q1 2026.

Based on Clean Yield Group's 13F filing for Q1 2026, filed 14 Apr 2026.