| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
MASI sits in the Health Care Equipment & Supplies industry within the Health Care sector, so this activity is best read against the sector's broader insider trend.
| Role | Insider | Shares | Value | 30d |
|---|---|---|---|---|
| Dir | 130.9K | - | - | |
| CFO | 26.1K | - | - | |
| CEO | 7.6K | $1.33M | - | |
| VP | 4.2K | $646.6K | - | |
| VP | 0 | - | - |
Buys and sells only
| Date | Insider | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Jan 28, 2026 | Sampath Anand | EVP, Ops &Clinical Research | Sale+OE | 18,680 | $136.81 | $2,555,570.28 | -31.3% | +29.7% | - | |
| Aug 13, 2025 | Brennan Michelle68 | Director, Chairman Of The Board | Buy | 200 | $152.80 | $30,560.00 | +2.8% | -6.0% | - | |
| Aug 11, 2025 | Jellison William R48 | Director | Buy | 3,000 | $145.98 | $437,940.00 | +167.6% | -1.9% | - | |
| Jul 1, 2025 | Masimo Corp | 10% Owner | Sale+OE | 821,327 | $2.25 | $1,847,985.75 | -100% | -15.4% | - | |
| May 12, 2025 | Muhsin Bilal | Chief Operating Officer | Sale+OE | 10,000 | $163.28 | $1,632,781.24 | -29.3% | -9.9% | +9.2% | |
| Mar 14, 2025 | Reynolds Craig B | Director | Sell | 2,053 | $166.13 | $341,067.97 | -11.0% | -1.7% | +4.3% | |
| Mar 10, 2025 | Muhsin Bilal | Chief Operating Officer | Sale+OE | 30,000 | $167.49 | $5,024,585.10 | -55.4% | +3.9% | +6.1% | |
| Apr 26, 2024 | Reynolds Craig B | Director | Sale+OE | 40,000 | $136.17 | $5,446,616.00 | -84.4% | -19.4% | +20.3% | |
| May 25, 2023 | Kiani Joe E74 | CEO And Chairman Of The Board | Buy | 6,365 | $157.16 | $1,000,342.47 | +1.8% | -30.0% | -19.6% | |
| Dec 15, 2022 | Kiani Joe E74 | CEO And Chairman Of The Board | Buy | 7,040 | $144.79 | $1,019,352.43 | +17.7% | +20.0% | -22.6% |