Swiss Life Asset Management’s Masimo MASI Stock Holding History

Swiss Life Asset Management’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	$500K	Buy	2,812 +639	+29%	+$100K	﹤0.01%	866
2025 Q4	$283K	Hold	2,173	–	–	﹤0.01%	1056
2025 Q3	$321K	Buy	2,173 +958	+79%	+$145K	﹤0.01%	877
2025 Q2	$204K	Buy	+1,215	New	+$194K	﹤0.01%	820
2022 Q2	–	Sell	-1,706	Closed	-$248K	–	656
2022 Q1	$248K	Hold	1,706	–	–	﹤0.01%	562
2021 Q4	$499K	Hold	1,706	–	–	0.01%	506
2021 Q3	$462K	Buy	+1,706	New	+$463K	0.01%	504
2021 Q1	–	Sell	-3,693	Closed	-$991K	–	522
2020 Q4	$991K	Buy	+3,693	New	+$921K	0.01%	441

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

Swiss Life Asset Management's MASI Position: Q1 2026 in Review

Swiss Life Asset Management increased its Masimo (MASI) stake by 29% in Q1 2026, buying an estimated $100K and bringing the position to 2,812 shares worth $500K. The position accounts for ﹤0.01% of the portfolio, ranked #866.

Swiss Life Asset Management first reported a position in MASI in Q4 2020 and has held it in 8 quarters since. The position peaked at $991K in Q4 2020. 445 funds tracked by Wall St. Rank hold MASI as of Q1 2026.

Swiss Life Asset Management held 2,812 shares of Masimo worth $500K as of Q1 2026.
Swiss Life Asset Management bought 639 Masimo shares in Q1 2026, an estimated $100K.
Masimo made up ﹤0.01% of Swiss Life Asset Management's portfolio in Q1 2026, its #866 holding.
Swiss Life Asset Management first reported a position in Masimo in Q4 2020 and has held it in 8 quarters since.
Swiss Life Asset Management's Masimo position peaked at $991K in Q4 2020.
445 funds tracked by Wall St. Rank held Masimo as of Q1 2026.

Based on Swiss Life Asset Management's 13F filing for Q1 2026, filed 14 May 2026.