MASIMO CORP
MASI
32 insider filings · Latest: Jun 10, 2026
Common Stock Transactions
| Txn Date | Accepted | Insider | Type | Shares | Avg Price | Value | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|---|
| Jan 28, 2026 | Jan 31 1:13 AM | Anand SampathEVP, Ops & Clinical Research | Sale | 18,680 | $136.81 | $2.6M | 40,909(D) | View → |
| Jan 28, 2026 | Jan 28 9:00 PM | Sampath Anand | Proposed Sale | 18,680 | $136.81 | $2.6M | — | View → |
| Dec 11, 2025 | Dec 11 9:07 PM | Tripodi Blair | Proposed Sale | 17,118 | $142.00 | $2.4M | — | View → |
| Nov 28, 2025 | Nov 28 6:43 PM | Ahmed Omar | Proposed Sale | 3,229 | $142.79 | $461.1K | — | View → |
| Sep 29, 2025 | Sep 29 8:46 PM | Muhsin Bilal | Proposed Sale | 25,061 | $141.80 | $3.6M | — | View → |
| Sep 26, 2025 | Sep 26 8:05 PM | Muhsin Bilal | Proposed Sale | 50,000 | $141.88 | $7.1M | — | View → |
| Sep 23, 2025 | Sep 23 8:57 PM | Muhsin Bilal | Proposed Sale | 25,000 | $140.76 | $3.5M | — | View → |
| May 13, 2025 | May 13 8:44 PM | REYNOLDS CRAIG B | Proposed Sale | 16,443 | $164.00 | $2.7M | — | View → |
| May 12, 2025 | May 12 8:39 PM | Muhsin Bilal | Proposed Sale | 10,000 | $163.24 | $1.6M | — | View → |
| May 12, 2025 | May 12 8:38 PM | Chapek Robert A | Proposed Sale | 3,455 | $163.42 | $564.6K | — | View → |
| Apr 24, 2025 | Apr 24 8:20 PM | McClenahan Thomas Samuel | Proposed Sale | 26,300 | $162.95 | $4.3M | — | View → |
| Mar 14, 2025 | Mar 14 8:10 PM | REYNOLDS CRAIG B | Proposed Sale | 2,053 | $166.13 | $341.1K | — | View → |
| Mar 10, 2025 | Mar 10 9:12 PM | Muhsin Bilal | Proposed Sale | 30,000 | $167.48 | $5.0M | — | View → |
| Mar 3, 2025 | Mar 3 9:44 PM | McClenahan Thomas Samuel | Proposed Sale | 49,000 | $191.13 | $9.4M | — | View → |
| Feb 28, 2025 | Mar 3 6:26 PM | Levy Tao | Proposed Sale | 36,537 | $187.67 | $6.9M | — | View → |
| Jan 7, 2025 | Jan 7 10:36 PM | KIANI JOE E | Proposed Sale | 302,165 | $165.65 | $50.1M | — | View → |
| Dec 16, 2024 | Dec 16 9:09 PM | Levy Tao | Proposed Sale | 15,072 | $176.73 | $2.7M | — | View → |
Stock Options & Derivatives
| Txn Date | Accepted | Insider | Type | Shares | Exercise Price | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|
| Jun 10, 2026 | Jun 12 8:40 PM | S. J. Solomon DarleneDirector | Disposition | 1,119 | — | 0(D) | View → |
| Jun 10, 2026 | Jun 12 8:39 PM | Timothy J ScannellDirector | Disposition | 1,119 | — | 0(D) | View → |
| Jun 10, 2026 | Jun 12 8:39 PM | Wendy E LaneDirector | Disposition | 1,119 | — | 0(D) | View → |
| Jun 10, 2026 | Jun 12 8:38 PM | Politan Capital Management LPOther | Other (J) | 273,550 | — | 0(I) | View → |
| Jun 10, 2026 | Jun 12 8:38 PM | Politan Capital Management LPOther | Disposition | 1,119 | — | 0(I) | View → |
| Jun 10, 2026 | Jun 12 8:36 PM | Michelle BrennanDirector, Other | Disposition | 1,119 | — | 0(D) | View → |
| Jun 10, 2026 | Jun 12 8:35 PM | Paul HataishiSVP, Chief Accounting Officer | Disposition | 11,275 | — | 0(D) | View → |
| Jun 10, 2026 | Jun 12 8:34 PM | Anand SampathEVP, Operations | Disposition | 54,158 | $179.42 | 0(D) | View → |
| Jun 10, 2026 | Jun 12 8:34 PM | Greg Allen MeehanChief Commercial Officer | Disposition | 20,590 | $155.13 | 0(D) | View → |
| Jun 10, 2026 | Jun 12 8:32 PM | Elisabeth A HellmannChief Human Resources Officer | Disposition | 13,883 | $149.24 | 0(D) | View → |
| Jun 10, 2026 | Jun 12 8:31 PM | Charles DadswellEVP, General Counsel | Disposition | 22,147 | — | 0(D) | View → |
| Jun 10, 2026 | Jun 12 8:31 PM | Tim BennerChief Marketing Officer | Disposition | 13,318 | $171.88 | 0(D) | View → |
| Jun 10, 2026 | Jun 12 8:30 PM | Micah W YoungEVP, Chief Financial Officer | Disposition | 110,327 | $179.42 | 0(D) | View → |
| Jun 10, 2026 | Jun 12 8:30 PM | Catherine M. SzymanDirector, Chief Executive Officer | Disposition | 136,353 | $166.52 | 0(D) | View → |
| Apr 29, 2026 | May 5 9:03 PM | Timothy J ScannellDirector | Option Exercise | 1,225 | — | 0(D) | View → |
| Apr 23, 2026 | May 5 9:03 PM | Timothy J ScannellDirector | Grant/Award | 1,119 | — | 2,238(D) | View → |
| Apr 29, 2026 | May 5 9:01 PM | Wendy E LaneDirector | Option Exercise | 1,225 | — | 0(D) | View → |
| Apr 23, 2026 | May 5 9:01 PM | Wendy E LaneDirector | Grant/Award | 1,119 | — | 2,238(D) | View → |
| Apr 29, 2026 | May 5 9:00 PM | Michelle BrennanDirector, Other | Option Exercise | 1,225 | — | 0(D) | View → |
| Apr 23, 2026 | May 5 9:00 PM | Michelle BrennanDirector, Other | Grant/Award | 1,119 | — | 2,238(D) | View → |
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