T. Rowe Price Investment Management
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T. Rowe Price Investment Management’s Masimo MASI Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2025
Q2
$421M Buy
2,500,144
+826,892
+49% +$139M 0.27% 106
2025
Q1
$279M Buy
1,673,252
+10,876
+0.7% +$1.81M 0.18% 138
2024
Q4
$275M Buy
1,662,376
+135,888
+9% +$22.5M 0.17% 137
2024
Q3
$204M Buy
1,526,488
+372,137
+32% +$49.6M 0.12% 182
2024
Q2
$145M Sell
1,154,351
-50,712
-4% -$6.39M 0.09% 220
2024
Q1
$177M Buy
1,205,063
+43,156
+4% +$6.34M 0.11% 209
2023
Q4
$136M Buy
1,161,907
+244,381
+27% +$28.6M 0.09% 234
2023
Q3
$80.4M Buy
917,526
+399,518
+77% +$35M 0.06% 287
2023
Q2
$85.2M Sell
518,008
-18,147
-3% -$2.99M 0.06% 291
2023
Q1
$98.9M Sell
536,155
-5,605
-1% -$1.03M 0.07% 263
2022
Q4
$80.2M Buy
+541,760
New +$80.2M 0.06% 294