Insider Transactions in Q3 2025 at Masimo Corp (MASI)
Insider Transaction List (Q3 2025)
| Date | Insider | Transaction | Ownership Type | Shares Traded | Value / Price |
|---|---|---|---|---|---|
|
Sep 23
2025
|
Blair Tripodi COO, Consumer Division |
SELL
Payment of exercise price or tax liability
|
Direct |
8,078
-36.89%
|
-
|
|
Sep 23
2025
|
Blair Tripodi COO, Consumer Division |
BUY
Exercise of conversion of derivative security
|
Direct |
15,000
+40.65%
|
$2,130,000
$142.13 P/Share
|
|
Aug 29
2025
|
Politan Capital Management LP |
SELL
Other acquisition or disposition
|
Indirect |
126,888
-2.69%
|
-
|
|
Aug 13
2025
|
Michelle Brennan Director |
BUY
Open market or private purchase
|
Direct |
100
+1.35%
|
$15,500
$155.25 P/Share
|
|
Aug 12
2025
|
Michelle Brennan Director |
BUY
Open market or private purchase
|
Direct |
100
+1.37%
|
$15,000
$150.35 P/Share
|
|
Aug 11
2025
|
William R Jellison Director |
BUY
Open market or private purchase
|
Direct |
3,000
+38.51%
|
$435,000
$145.98 P/Share
|