SAM
MASI

Smartleaf Asset Management’s Masimo MASI Stock Holding History

Smartleaf Asset 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 		$63.1K Buy
356
+42
+13% +$6.59K ﹤0.01% 1331
2025
Q4 		$41.2K Buy
314
+8
+3% +$1.15K ﹤0.01% 1648
2025
Q3 		$43.7K Buy
306
+136
+80% +$20.6K ﹤0.01% 1463
2025
Q2 		$28.6K Sell
170
-88
-34% -$14.1K ﹤0.01% 1406
2025
Q1 		$42.2K Buy
258
+8
+3% +$1.39K ﹤0.01% 1236
2024
Q4 		$42.1K Buy
250
+60
+32% +$9.47K ﹤0.01% 1253
2024
Q3 		$25.3K Buy
190
+135
+245% +$15.7K ﹤0.01% 1222
2024
Q2 		$7.23K Buy
55
+39
+244% +$5.14K ﹤0.01% 1593
2024
Q1 		$2.31K Buy
16
+15
+1,500% +$1.94K ﹤0.01% 1440
2023
Q4 		$0 Buy
+1
New +$93 ﹤0.01% 1192

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

Smartleaf Asset Management's MASI Position: Q1 2026 in Review

Smartleaf Asset Management increased its Masimo (MASI) stake by 13% in Q1 2026, buying an estimated $6.59K and bringing the position to 356 shares worth $63.1K. The position accounts for ﹤0.01% of the portfolio, ranked #1331.

Smartleaf Asset Management first reported a position in MASI in Q4 2023 and has held it in 10 quarters since. 445 funds tracked by Wall St. Rank hold MASI as of Q1 2026.

  • Smartleaf Asset Management held 356 shares of Masimo worth $63.1K as of Q1 2026.
  • Smartleaf Asset Management bought 42 Masimo shares in Q1 2026, an estimated $6.59K.
  • Masimo made up ﹤0.01% of Smartleaf Asset Management's portfolio in Q1 2026, its #1331 holding.
  • Smartleaf Asset Management first reported a position in Masimo in Q4 2023 and has held it in 10 quarters since.
  • 445 funds tracked by Wall St. Rank held Masimo as of Q1 2026.

Based on Smartleaf Asset Management's 13F filing for Q1 2026, filed 15 May 2026.