Latest Insider Transactions at Masimo Corp (MASI)
This section provides a real-time view of insider transactions for Masimo Corp (MASI). The data is sourced from Form 4 filings with the SEC, which are filed by insiders of MASIMO CORP to disclose their transactions in the company's securities. By reviewing this information, investors can gain insights into the trading activity of MASIMO CORP's insiders and make more informed investment decisions.
Insider Transaction List
| Date | Insider | Transaction | Ownership Type | Shares Traded | Value / Price |
|---|---|---|---|---|---|
|
Sep 23
2025
|
Blair Tripodi COO, Consumer Division |
SELL
Payment of exercise price or tax liability
|
Direct |
8,078
-36.89%
|
-
|
|
Sep 23
2025
|
Blair Tripodi COO, Consumer Division |
BUY
Exercise of conversion of derivative security
|
Direct |
15,000
+40.65%
|
$2,130,000
$142.13 P/Share
|
|
Aug 29
2025
|
Politan Capital Management LP |
SELL
Other acquisition or disposition
|
Indirect |
126,888
-2.69%
|
-
|
|
Aug 13
2025
|
Michelle Brennan Director |
BUY
Open market or private purchase
|
Direct |
100
+1.35%
|
$15,500
$155.25 P/Share
|
|
Aug 12
2025
|
Michelle Brennan Director |
BUY
Open market or private purchase
|
Direct |
100
+1.37%
|
$15,000
$150.35 P/Share
|
|
Aug 11
2025
|
William R Jellison Director |
BUY
Open market or private purchase
|
Direct |
3,000
+38.51%
|
$435,000
$145.98 P/Share
|
|
May 12
2025
|
Bilal Muhsin Chief Operating Officer |
SELL
Open market or private sale
|
Direct |
10,000
-10.65%
|
$1,630,000
$163.73 P/Share
|
|
May 12
2025
|
Bilal Muhsin Chief Operating Officer |
BUY
Exercise of conversion of derivative security
|
Direct |
10,000
+22.64%
|
$340,000
$34.51 P/Share
|
|
Apr 29
2025
|
Darlene J. S. Solomon Director |
BUY
Exercise of conversion of derivative security
|
Direct |
1,790
+50.0%
|
-
|
|
Apr 29
2025
|
William R Jellison Director |
BUY
Grant, award, or other acquisition
|
Direct |
1,790
+50.0%
|
-
|
|
Apr 29
2025
|
Wendy E Lane Director |
BUY
Exercise of conversion of derivative security
|
Direct |
1,383
+50.0%
|
-
|
|
Apr 29
2025
|
Timothy J Scannell Director |
BUY
Exercise of conversion of derivative security
|
Direct |
1,383
+50.0%
|
-
|
|
Apr 29
2025
|
Michelle Brennan Director |
BUY
Exercise of conversion of derivative security
|
Direct |
1,790
+20.09%
|
-
|
|
Apr 29
2025
|
Robert A Chapek Director |
BUY
Exercise of conversion of derivative security
|
Direct |
1,790
+34.13%
|
-
|
|
Apr 29
2025
|
Craig B Reynolds Director |
BUY
Exercise of conversion of derivative security
|
Direct |
1,790
+8.88%
|
-
|
|
Apr 29
2025
|
Politan Capital Management LP |
BUY
Exercise of conversion of derivative security
|
Indirect |
1,790
+0.04%
|
-
|
|
Mar 14
2025
|
Craig B Reynolds Director |
SELL
Open market or private sale
|
Direct |
2,053
-11.02%
|
$340,798
$166.13 P/Share
|
|
Mar 10
2025
|
Bilal Muhsin Chief Operating Officer |
SELL
Open market or private sale
|
Direct |
30,000
-9.31%
|
$5,010,000
$167.64 P/Share
|
|
Mar 10
2025
|
Bilal Muhsin Chief Operating Officer |
BUY
Exercise of conversion of derivative security
|
Direct |
30,000
+35.64%
|
$1,110,000
$37.84 P/Share
|
|
Mar 01
2025
|
Bilal Muhsin Chief Operating Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
8,098
-25.09%
|
$1,522,424
$188.77 P/Share
|
|
Mar 01
2025
|
Bilal Muhsin Chief Operating Officer |
BUY
Exercise of conversion of derivative security
|
Direct |
15,000
+31.73%
|
-
|
|
Mar 01
2025
|
Blair Tripodi COO, Consumer Division |
SELL
Payment of exercise price or tax liability
|
Direct |
8,104
-54.03%
|
$1,523,552
$188.77 P/Share
|
|
Mar 01
2025
|
Blair Tripodi COO, Consumer Division |
BUY
Exercise of conversion of derivative security
|
Direct |
15,000
+50.0%
|
-
|
|
Mar 01
2025
|
Micah W Young EVP & Chief Financial Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
8,100
-31.72%
|
$1,522,800
$188.77 P/Share
|
|
Mar 01
2025
|
Micah W Young EVP & Chief Financial Officer |
BUY
Exercise of conversion of derivative security
|
Direct |
15,000
+37.0%
|
-
|
|
Feb 12
2025
|
Michelle Brennan Director |
SELL
Payment of exercise price or tax liability
|
Direct |
4,816
-47.48%
|
$862,064
$179.51 P/Share
|
|
Feb 12
2025
|
Michelle Brennan Director |
BUY
Grant, award, or other acquisition
|
Direct |
8,916
+46.78%
|
-
|
|
Jan 15
2025
|
Robert A Chapek Director |
BUY
Exercise of conversion of derivative security
|
Direct |
1,665
+50.0%
|
-
|
|
Nov 13
2024
|
Tao Levy EVP, Bus Dev |
SELL
Payment of exercise price or tax liability
|
Direct |
14,398
-34.94%
|
$2,318,078
$161.68 P/Share
|
|
Nov 13
2024
|
Tao Levy EVP, Bus Dev |
BUY
Exercise of conversion of derivative security
|
Direct |
30,000
+42.13%
|
-
|
|
Aug 08
2024
|
Joe E Kiani CEO and Chairman of the Board |
BUY
Exercise of conversion of derivative security
|
Direct |
231,748
+27.73%
|
$8,574,676
$37.84 P/Share
|
|
Jun 26
2024
|
Politan Capital Management LP |
BUY
Exercise of conversion of derivative security
|
Indirect |
1,228
+0.03%
|
-
|
|
Jun 26
2024
|
Michelle Brennan Director |
BUY
Exercise of conversion of derivative security
|
Direct |
1,228
+50.0%
|
-
|
|
Jun 26
2024
|
Craig B Reynolds Director |
BUY
Exercise of conversion of derivative security
|
Direct |
1,228
+6.18%
|
-
|
|
May 01
2024
|
Craig B Reynolds Director |
BUY
Exercise of conversion of derivative security
|
Direct |
10,000
+36.49%
|
$230,000
$23.04 P/Share
|
|
Apr 26
2024
|
Craig B Reynolds Director |
SELL
Open market or private sale
|
Direct |
40,000
-84.38%
|
$5,440,000
$136.17 P/Share
|
|
Apr 26
2024
|
Craig B Reynolds Director |
BUY
Exercise of conversion of derivative security
|
Direct |
40,000
+45.76%
|
$920,000
$23.04 P/Share
|
|
Feb 28
2024
|
Bilal Muhsin Chief Operating Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
745
-4.14%
|
$95,360
$128.7 P/Share
|
|
Feb 28
2024
|
Bilal Muhsin Chief Operating Officer |
BUY
Grant, award, or other acquisition
|
Direct |
2,010
+10.04%
|
-
|
|
Feb 28
2024
|
Joe E Kiani CEO and Chairman of the Board |
SELL
Payment of exercise price or tax liability
|
Direct |
3,929
-1.04%
|
$502,912
$128.7 P/Share
|
|
Feb 28
2024
|
Joe E Kiani CEO and Chairman of the Board |
BUY
Grant, award, or other acquisition
|
Direct |
10,050
+2.6%
|
-
|
|
Feb 28
2024
|
Micah W Young EVP & Chief Financial Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
388
-3.55%
|
$49,664
$128.7 P/Share
|
|
Feb 28
2024
|
Micah W Young EVP & Chief Financial Officer |
BUY
Grant, award, or other acquisition
|
Direct |
1,004
+8.42%
|
-
|
|
Feb 28
2024
|
Tao Levy EVP, Bus Dev |
SELL
Payment of exercise price or tax liability
|
Direct |
401
-3.45%
|
$51,328
$128.7 P/Share
|
|
Feb 28
2024
|
Tao Levy EVP, Bus Dev |
BUY
Grant, award, or other acquisition
|
Direct |
1,004
+7.96%
|
-
|
|
Feb 28
2024
|
Thomas Samuel Mc Clenahan EVP, GEN COUNSEL & CORP SEC |
SELL
Payment of exercise price or tax liability
|
Direct |
394
-1.06%
|
$50,432
$128.7 P/Share
|
|
Feb 28
2024
|
Thomas Samuel Mc Clenahan EVP, GEN COUNSEL & CORP SEC |
BUY
Grant, award, or other acquisition
|
Direct |
1,004
+2.63%
|
-
|
|
May 26
2023
|
Adam Mikkelson Director |
BUY
Exercise of conversion of derivative security
|
Direct |
1,435
+25.89%
|
-
|
|
May 26
2023
|
H Michael Cohen Director |
BUY
Exercise of conversion of derivative security
|
Direct |
1,435
+27.29%
|
-
|
|
May 26
2023
|
Craig B Reynolds Director |
BUY
Exercise of conversion of derivative security
|
Direct |
1,435
+17.73%
|
-
|