Insider Transactions last 24 months for Masimo Corporation - NSDQ: MASI
Transactions
All
Buy
Sell
Option Exercise
Filer's Name
Relationship/
Trans.
Trans. Type
Ownership Type
Security Type
Shares
Price
Trans.
Total Shares Owned
Politan Capital Management Lp Other 08/29/2025 DJ Indirect COM 126,888 $0.00 $0.00 4,589,648 Brennan Michelle Director 08/13/2025 AP Direct COM 100 $155.25 $15,525.00 7,318 Brennan Michelle Director 08/12/2025 AP Direct COM 100 $150.35 $15,035.00 7,218 Jellison William R Director 08/11/2025 AP Direct COM 3,000 $145.98 $437,940.00 4,790 Muhsin Bilal Chief Operating Officer 05/12/2025 DS Direct COM 525 $164.96 $86,605.05 24,172 Muhsin Bilal Chief Operating Officer 05/12/2025 DS Direct COM 5,594 $163.51 $914,663.75 24,697 Muhsin Bilal Chief Operating Officer 05/12/2025 DS Direct COM 3,881 $162.72 $631,512.44 30,291 Muhsin Bilal Chief Operating Officer 05/12/2025 AM Direct COM 10,000 $34.51 $345,100.00 34,172 Chapek Robert A Director 04/29/2025 AM Direct COM 1,790 $0.00 $0.00 3,455 Reynolds Craig B Director 04/29/2025 AM Direct COM 1,790 $0.00 $0.00 18,371 Brennan Michelle Director 04/29/2025 AM Direct COM 1,790 $0.00 $0.00 7,118 Jellison William R Director 04/29/2025 AA Direct COM 1,790 $0.00 $0.00 1,790 Lane Wendy E Director 04/29/2025 AM Direct COM 1,383 $0.00 $0.00 1,383 Scannell Timothy J Director 04/29/2025 AM Direct COM 1,383 $0.00 $0.00 1,383 Solomon Darlene J. S. Director 04/29/2025 AM Direct COM 1,790 $0.00 $0.00 1,790 Politan Capital Management Lp Other 04/29/2025 AM Indirect COM 1,790 $0.00 $0.00 4,716,536 Reynolds Craig B Director 03/14/2025 DS Direct COM 2,053 $166.13 $341,067.97 16,581 Muhsin Bilal Chief Operating Officer 03/10/2025 DS Direct COM 1,716 $171.76 $294,740.16 24,172 Muhsin Bilal Chief Operating Officer 03/10/2025 DS Direct COM 6,965 $170.86 $1,190,039.90 25,888 Muhsin Bilal Chief Operating Officer 03/10/2025 DS Direct COM 1,761 $169.37 $298,260.57 32,853 Muhsin Bilal Chief Operating Officer 03/10/2025 DS Direct COM 1,700 $167.97 $285,549.00 34,614 Muhsin Bilal Chief Operating Officer 03/10/2025 DS Direct COM 1,436 $166.71 $239,395.56 36,314 Muhsin Bilal Chief Operating Officer 03/10/2025 DS Direct COM 10,087 $166.03 $1,674,744.61 37,750 Muhsin Bilal Chief Operating Officer 03/10/2025 DS Direct COM 3,935 $165.18 $649,983.30 47,837 Muhsin Bilal Chief Operating Officer 03/10/2025 DS Direct COM 2,400 $163.28 $391,872.00 51,772
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Filer's Name
Relationship/
Trans.
Trans. Type
Ownership Type
Security Type
Shares
Price
Trans.
Total Shares Owned
Brennan Michelle Director 08/13/2025 AP Direct COM 100 $155.25 $15,525.00 7,318 Brennan Michelle Director 08/12/2025 AP Direct COM 100 $150.35 $15,035.00 7,218 Jellison William R Director 08/11/2025 AP Direct COM 3,000 $145.98 $437,940.00 4,790 Jellison William R Director 04/29/2025 AA Direct COM 1,790 $0.00 $0.00 1,790 Brennan Michelle Interim CEO 02/12/2025 AA Direct COM 8,916 $0.00 $0.00 10,144 Mcclenahan Thomas Samuel EVP, GEN COUNSEL & CORP SEC 02/28/2024 AA Direct COM 1,004 $0.00 $0.00 37,141 Kiani Joe E CEO and Chairman of the Board 02/28/2024 AA Direct COM 10,050 $0.00 $0.00 376,105 Young Micah W EVP & Chief Financial Officer 02/28/2024 AA Direct COM 1,004 $0.00 $0.00 10,924 Levy Tao EVP, BUS DEV 02/28/2024 AA Direct COM 1,004 $0.00 $0.00 11,609 Muhsin Bilal Chief Operating Officer 02/28/2024 AA Direct COM 2,010 $0.00 $0.00 18,015
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Filer's Name
Relationship/
Trans.
Trans. Type
Ownership Type
Security Type
Shares
Price
Trans.
Total Shares Owned
Politan Capital Management Lp Other 08/29/2025 DJ Indirect COM 126,888 $0.00 $0.00 4,589,648 Muhsin Bilal Chief Operating Officer 05/12/2025 DS Direct COM 525 $164.96 $86,605.05 24,172 Muhsin Bilal Chief Operating Officer 05/12/2025 DS Direct COM 5,594 $163.51 $914,663.75 24,697 Muhsin Bilal Chief Operating Officer 05/12/2025 DS Direct COM 3,881 $162.72 $631,512.44 30,291 Reynolds Craig B Director 03/14/2025 DS Direct COM 2,053 $166.13 $341,067.97 16,581 Muhsin Bilal Chief Operating Officer 03/10/2025 DS Direct COM 1,716 $171.76 $294,740.16 24,172 Muhsin Bilal Chief Operating Officer 03/10/2025 DS Direct COM 6,965 $170.86 $1,190,039.90 25,888 Muhsin Bilal Chief Operating Officer 03/10/2025 DS Direct COM 1,761 $169.37 $298,260.57 32,853 Muhsin Bilal Chief Operating Officer 03/10/2025 DS Direct COM 1,700 $167.97 $285,549.00 34,614 Muhsin Bilal Chief Operating Officer 03/10/2025 DS Direct COM 1,436 $166.71 $239,395.56 36,314 Muhsin Bilal Chief Operating Officer 03/10/2025 DS Direct COM 10,087 $166.03 $1,674,744.61 37,750 Muhsin Bilal Chief Operating Officer 03/10/2025 DS Direct COM 3,935 $165.18 $649,983.30 47,837 Muhsin Bilal Chief Operating Officer 03/10/2025 DS Direct COM 2,400 $163.28 $391,872.00 51,772 Young Micah W EVP & Chief Financial Officer 03/01/2025 DF Direct COM 8,100 $188.77 $1,529,037.00 17,436 Muhsin Bilal Chief Operating Officer 03/01/2025 DF Direct COM 8,098 $188.77 $1,528,659.46 24,172 Tripodi Blair COO, Consumer Division 03/01/2025 DF Direct COM 8,104 $188.77 $1,529,792.08 6,896 Brennan Michelle Interim CEO 02/12/2025 DF Direct COM 4,816 $179.51 $864,520.16 5,328 Levy Tao EVP, Bus Dev 11/13/2024 DF Direct COM 14,398 $161.68 $2,327,868.64 26,810 Reynolds Craig B Director 04/26/2024 DS Direct COM 40,000 $136.17 $5,446,616.00 7,406 Mcclenahan Thomas Samuel EVP, GEN COUNSEL & CORP SEC 02/28/2024 DF Direct COM 394 $128.70 $50,707.80 36,747 Kiani Joe E CEO and Chairman of the Board 02/28/2024 DF Direct COM 3,929 $128.70 $505,662.30 372,176 Young Micah W EVP & Chief Financial Officer 02/28/2024 DF Direct COM 388 $128.70 $49,935.60 10,536 Levy Tao EVP, BUS DEV 02/28/2024 DF Direct COM 401 $128.70 $51,608.70 11,208 Muhsin Bilal Chief Operating Officer 02/28/2024 DF Direct COM 745 $128.70 $95,881.50 17,270
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Filer's Name
Relationship/
Trans.
Trans. Type
Ownership Type
Security Type
Shares
Price
Trans.
Total Shares Owned
Muhsin Bilal Chief Operating Officer 05/12/2025 AM Direct COM 10,000 $34.51 $345,100.00 34,172 Chapek Robert A Director 04/29/2025 AM Direct COM 1,790 $0.00 $0.00 3,455 Reynolds Craig B Director 04/29/2025 AM Direct COM 1,790 $0.00 $0.00 18,371 Brennan Michelle Director 04/29/2025 AM Direct COM 1,790 $0.00 $0.00 7,118 Lane Wendy E Director 04/29/2025 AM Direct COM 1,383 $0.00 $0.00 1,383 Scannell Timothy J Director 04/29/2025 AM Direct COM 1,383 $0.00 $0.00 1,383 Solomon Darlene J. S. Director 04/29/2025 AM Direct COM 1,790 $0.00 $0.00 1,790 Politan Capital Management Lp Other 04/29/2025 AM Indirect COM 1,790 $0.00 $0.00 4,716,536 Muhsin Bilal Chief Operating Officer 03/10/2025 AM Direct COM 30,000 $37.84 $1,135,200.00 54,172 Young Micah W EVP & Chief Financial Officer 03/01/2025 AM Direct COM 15,000 $0.00 $0.00 25,536 Muhsin Bilal Chief Operating Officer 03/01/2025 AM Direct COM 15,000 $0.00 $0.00 32,270 Tripodi Blair COO, Consumer Division 03/01/2025 AM Direct COM 15,000 $0.00 $0.00 15,000 Chapek Robert A Director 01/15/2025 AM Direct COM 1,665 $0.00 $0.00 1,665 Levy Tao EVP, Bus Dev 11/13/2024 AM Direct COM 30,000 $0.00 $0.00 41,208 Kiani Joe E CEO and Chairman of the Board 08/08/2024 AM Direct COM 231,748 $37.84 $8,769,344.32 603,924 Brennan Michelle Director 06/26/2024 AM Direct COM 1,228 $0.00 $0.00 1,228 Politan Capital Management Lp Other 06/26/2024 AM Indirect COM 1,228 $0.00 $0.00 4,714,746 Reynolds Craig B Director 05/01/2024 AM Direct COM 10,000 $23.04 $230,400.00 17,406 Reynolds Craig B Director 04/26/2024 AM Direct COM 40,000 $23.04 $921,600.00 47,406
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Transaction Type Key A = Acquired, D = Disposed A = Grant, award or other acquisition pursuant to Rule 16b-3(d)
C = Conversion of derivative security |
D = Disposition to the issuer of issuer equity securities pursuant to Rule 16b-3(e) |
E = Expiration of short derivative position |
F = Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. |
G = Gift |
H = Expiration (or cancellation) of long derivative position with value received |
I = Discretionary transaction in accordance with Rule 16b-3(f) |
J = Other |
L = Small acquisition under Rule 16a-6 |
M = Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 |
O = Exercise of out-of-the-money derivative security |
P = Open market or private purchase |
S = Open market or private sale |
U = Disposition pursuant to a tender of shares in a change of control transaction |
W = Acquisition or disposition by will or the laws of descent and distribution |
X = Exercise of in-the-money or at-the-money derivative security |
Z = Deposit into or withdrawal from voting trust
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