FCM
MASI

Fieldview Capital Management’s Masimo MASI Stock Holding History

Fieldview Capital 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 		$851K Buy
+4,784
New +$751K 0.25% 127
2025
Q4 		– Sell
-6,812
Closed -$1.01M – 581
2025
Q3 		$1.01M Buy
+6,812
New +$1.03M 0.16% 183
2025
Q2 		– Sell
-8,675
Closed -$1.45M – 451
2025
Q1 		$1.45M Buy
+8,675
New +$1.51M 0.2% 168

Other funds holding MASI

BlackRock
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
Barclays London, United Kingdom $416B AUM 33.63% 1-Year Est. Return
HI
HBK Investments Dallas, Texas $9.85B AUM 55.6% 1-Year Est. Return
Massachusetts Financial Services
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
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Fieldview Capital Management's MASI Position: Q1 2026 in Review

Fieldview Capital Management opened a new position in Masimo (MASI) in Q1 2026: 4,784 shares worth $851K. The stake represents 0.25% of the portfolio and ranks #127 among its holdings. This is a return to the name: Fieldview Capital Management previously reported a position in MASI as recently as Q3 2025.

Fieldview Capital Management first reported a position in MASI in Q1 2025 and has held it in 3 quarters since. The position peaked at $1.45M in Q1 2025. 445 funds tracked by Wall St. Rank hold MASI as of Q1 2026.

  • Fieldview Capital Management held 4,784 shares of Masimo worth $851K as of Q1 2026.
  • Masimo was a new Fieldview Capital Management position in Q1 2026.
  • Masimo made up 0.25% of Fieldview Capital Management's portfolio in Q1 2026, its #127 holding.
  • Fieldview Capital Management first reported a position in Masimo in Q1 2025 and has held it in 3 quarters since.
  • Fieldview Capital Management's Masimo position peaked at $1.45M in Q1 2025.
  • 445 funds tracked by Wall St. Rank held Masimo as of Q1 2026.

Based on Fieldview Capital Management's 13F filing for Q1 2026, filed 14 May 2026.