Sentinus LLC’s Masimo MASI Stock Holding History

Sentinus LLC’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	$400K	Buy	2,250 +503	+29%	+$78.9K	0.04%	356
2025 Q4	$227K	Buy	+1,747	New	+$250K	0.02%	498

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

Sentinus LLC's MASI Position: Q1 2026 in Review

Sentinus LLC increased its Masimo (MASI) stake by 29% in Q1 2026, buying an estimated $78.9K and bringing the position to 2,250 shares worth $400K. The position accounts for 0.04% of the portfolio, ranked #356.

Sentinus LLC first reported a position in MASI in Q4 2025 and has held it in 2 quarters since. 445 funds tracked by Wall St. Rank hold MASI as of Q1 2026.

Sentinus LLC held 2,250 shares of Masimo worth $400K as of Q1 2026.
Sentinus LLC bought 503 Masimo shares in Q1 2026, an estimated $78.9K.
Masimo made up 0.04% of Sentinus LLC's portfolio in Q1 2026, its #356 holding.
Sentinus LLC first reported a position in Masimo in Q4 2025 and has held it in 2 quarters since.
445 funds tracked by Wall St. Rank held Masimo as of Q1 2026.

Based on Sentinus LLC's 13F filing for Q1 2026, filed 6 May 2026.