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Insider ActivityMASI
Szyman Catherine M., Chief Executive Officer, Director at MASIMO CORP, traded $8.9M of MASI
Updated Jun 19, 2026
Szyman Catherine M.
Chief Executive Officer, Director
MASIMO CORP ·
$MASI
Transaction Details
| Insider | Szyman Catherine M. |
|---|---|
| Title | Chief Executive Officer, Director |
| Company | MASIMO CORP |
| Ticker | MASI |
| Transaction Type | Disposition |
| Transaction Date | 2026-06-10 |
| Shares Traded | 49,243 |
| Price Per Share | $180 |
| Total Value | $8.9M |
| Filed Date | 2026-06-12 |
| Accession Number | 0001104659-26-073506 |
Ownership Context
| Shares Owned After Transaction | — |
|---|---|
| Ownership Type | Direct |
SEC Filing
Accession: 0001104659-26-073506
Other Insider Trades — MASI
| Insider | Title | Action | Value | Date |
|---|---|---|---|---|
| Young Micah W | EVP, Chief Financial Officer | traded | $4.6M | 2026-06-10 |
| Young Micah W | EVP, Chief Financial Officer | traded | — | 2026-06-10 |
| Benner Tim | Chief Marketing Officer | traded | — | 2026-06-10 |
| Benner Tim | Chief Marketing Officer | traded | $21K | 2026-06-10 |
| Benner Tim | Chief Marketing Officer | traded | $628K | 2026-06-10 |
| Young Micah W | EVP, Chief Financial Officer | traded | — | 2026-06-10 |
| Benner Tim | Chief Marketing Officer | traded | — | 2026-06-10 |
| Dadswell Charles | EVP, General Counsel | traded | — | 2026-06-10 |
| Dadswell Charles | EVP, General Counsel | traded | — | 2026-06-10 |
| Young Micah W | EVP, Chief Financial Officer | traded | $1.9M | 2026-06-10 |
Other Trades by Szyman Catherine M.
| Ticker | Company | Action | Value | Date |
|---|---|---|---|---|
| MASI | MASIMO CORP | traded | $1.4M | 2026-06-10 |
| MASI | MASIMO CORP | traded | — | 2026-06-10 |
| MASI | MASIMO CORP | traded | — | 2026-06-10 |
| MASI | MASIMO CORP | traded | — | 2026-06-10 |
| MASI | MASIMO CORP | traded | $251K | 2026-06-10 |
Full Ticker Profile
View all insider trades, dark pool activity, congressional filings, and the Whisper Score for MASI — MASIMO CORP →
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Data sourced from SEC Form 4 insider trading filings. Transaction details are as reported to the Securities and Exchange Commission. This page does not constitute financial advice. StonkWhisper presents public records — it does not verify or guarantee the accuracy of SEC filings.
Last updated: June 19, 2026 at 07:02 UTC