Curi RMB Capital’s Masimo MASI Stock Holding History

Curi RMB Capital’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	$630K	Buy	3,542 +399	+13%	+$62.6K	0.01%	542
2025 Q4	$409K	Buy	+3,143	New	+$450K	0.01%	669

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

Curi RMB Capital's MASI Position: Q1 2026 in Review

Curi RMB Capital increased its Masimo (MASI) stake by 13% in Q1 2026, buying an estimated $62.6K and bringing the position to 3,542 shares worth $630K. The position accounts for 0.01% of the portfolio, ranked #542.

Curi RMB Capital 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.

Curi RMB Capital held 3,542 shares of Masimo worth $630K as of Q1 2026.
Curi RMB Capital bought 399 Masimo shares in Q1 2026, an estimated $62.6K.
Masimo made up 0.01% of Curi RMB Capital's portfolio in Q1 2026, its #542 holding.
Curi RMB Capital 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 Curi RMB Capital's 13F filing for Q1 2026, filed 15 May 2026.