WP
MASI

Westmount Partners’s Masimo MASI Stock Holding History

Westmount Partners’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
-24,232
Closed -$4.31M – 293
2026
Q1 		$4.31M Hold
24,232
– – 1.06% 19
2025
Q4 		$3.15M Sell
24,232
-1,634
-6% -$234K 0.79% 23
2025
Q3 		$3.69M Hold
25,866
– – 0.95% 21
2025
Q2 		$4.35M Sell
25,866
-125
-0.5% -$20K 1.2% 19
2025
Q1 		$4.33M Hold
25,991
– – 1.32% 15
2024
Q4 		$4.3M Hold
25,991
– – 1.31% 15
2024
Q3 		$3.47M Hold
25,991
– – 1.04% 20
2024
Q2 		$3.03M Sell
25,991
-433
-2% -$57K 1% 20
2024
Q1 		$3.88M Hold
26,424
– – 1.4% 15
2023
Q4 		$3.1M Hold
26,424
– – 1.26% 15
2023
Q3 		$2.32M Hold
26,424
– – 1.02% 20
2023
Q2 		$4.35M Hold
26,424
– – 1.89% 10
2023
Q1 		$4.88M Sell
26,424
-279
-1% -$47.1K 2.25% 8
2022
Q4 		$3.95M Buy
+26,703
New +$3.67M 2.05% 9

Other funds holding MASI

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

Westmount Partners's MASI Position: Q2 2026 in Review

Westmount Partners sold out of Masimo (MASI) in Q2 2026, closing a stake of 24,232 shares — an estimated $4.31M sold.

Westmount Partners first reported a position in MASI in Q4 2022 and held it in 14 quarters. The position peaked at $4.88M in Q1 2023. 1 fund tracked by Wall St. Rank holds MASI as of Q2 2026.

  • Westmount Partners reported no remaining Masimo position as of Q2 2026 after selling out during the quarter.
  • Westmount Partners sold 24,232 Masimo shares in Q2 2026, an estimated $4.31M.
  • Westmount Partners first reported a position in Masimo in Q4 2022 and held it in 14 quarters.
  • Westmount Partners's Masimo position peaked at $4.88M in Q1 2023.
  • 1 fund tracked by Wall St. Rank held Masimo as of Q2 2026.

Based on Westmount Partners's 13F filing for Q2 2026, filed 7 Jul 2026.