JELLISON WILLIAM R purchased 167.6% of their position (3K shares) of MASIMO CORP on the open market
Open‑market purchase worth $437.9K — a major conviction buy. The strongest form of insider conviction signal.
P · 1 purchase
Filed: 8/12/2025ACC: 0000937556-25-000123
+3K
Net shares
Net buyer
$437.9K
Total acquired
1
Open market trades
1B · 0S
1
Total transactions
3K acquired
Non-Derivative Transactions1
Common Stock
Direct
Shares
+3K
Price / share
$145.98
Trade value
$437.94K
% of position
167.6%
8/11/2025
1.79K→4.79K
Total
Net shares
+3K
Net value
$437.94K
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock Direct | 8/11/2025 | P · Purchase | +3K | $145.98 | $437.94K | 167.6% | 1.79K | 4.79K |
| Total | +3K | $437.94K | ||||||
Derivative Transactions0
No derivative transactions reported