Insiders / Szyman Catherine M.
Szyman Catherine M.
CIK 1438538personinsider
Companies
1
First seen
Feb 13, 2026
Last activity
Mar 16, 2026
Companies
| Company | Shares held | Latest |
|---|---|---|
| Masimo Corporation · MASI | 7,605 | — |
All securities held
2 positions · latest reported per filing
| Company | Security | Shares |
|---|---|---|
| Masimo Corporation | Common Stock | 7,605 |
| Masimo Corporation | Restricted Stock UnitsDerivative | 6,306 |
Activity
InsidersInstitutions
This person's insider trades (Form 4), across every company.| Date | Action | Company | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|
| Feb 12, 2026 | Exercise | MASI Masimo Corporation Common Stock | $1.48M | +11K | 11,141 0.02% of shares | low |
| Mar 11, 2026 | Other | MASI Masimo Corporation Common Stock | $187.6K | -1K -12.32% | 7,605 0.01% of shares | low |
| Mar 11, 2026 | Exercise | MASI Masimo Corporation Common Stock | $0 | +2K +31.96% | 8,674 0.02% of shares | low |
| Feb 12, 2026 | Other | MASI Masimo Corporation Common Stock | $0 | -5K -41.00% | 6,573 0.01% of shares | low |
| Mar 11, 2026 | Exercise | MASI Masimo Corporation Restricted Stock Units | — | -2K -24.99% | 6,306 0.01% of shares | low |
| Mar 6, 2026 | Grant | MASI Masimo Corporation Restricted Stock Units | — | +40K | 39,904 0.08% of shares | low |
| Feb 12, 2026 | Exercise | MASI Masimo Corporation Restricted Stock Units | — | -11K -33.33% | 22,283 0.04% of shares | low |