BC
MASI

Bayforest Capital’s Masimo MASI Stock Holding History

Bayforest 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 		$92.7K Buy
521
+57
+12% +$8.95K 0.1% 382
2025
Q4 		$60.3K Sell
464
-3,095
-87% -$443K 0.05% 560
2025
Q3 		$525K Sell
3,559
-3,146
-47% -$476K 0.25% 126
2025
Q2 		$1.13M Buy
+6,705
New +$1.07M 0.49% 20
2025
Q1 		– Sell
-113
Closed -$18.7K – 828
2024
Q4 		$18.7K Buy
+113
New +$17.8K 0.02% 579

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

Bayforest Capital's MASI Position: Q1 2026 in Review

Bayforest Capital increased its Masimo (MASI) stake by 12% in Q1 2026, buying an estimated $8.95K and bringing the position to 521 shares worth $92.7K. The position accounts for 0.1% of the portfolio, ranked #382.

Bayforest Capital first reported a position in MASI in Q4 2024 and has held it in 5 quarters since. The position peaked at $1.13M in Q2 2025. 445 funds tracked by Wall St. Rank hold MASI as of Q1 2026.

  • Bayforest Capital held 521 shares of Masimo worth $92.7K as of Q1 2026.
  • Bayforest Capital bought 57 Masimo shares in Q1 2026, an estimated $8.95K.
  • Masimo made up 0.1% of Bayforest Capital's portfolio in Q1 2026, its #382 holding.
  • Bayforest Capital first reported a position in Masimo in Q4 2024 and has held it in 5 quarters since.
  • Bayforest Capital's Masimo position peaked at $1.13M in Q2 2025.
  • 445 funds tracked by Wall St. Rank held Masimo as of Q1 2026.

Based on Bayforest Capital's 13F filing for Q1 2026, filed 15 Apr 2026.