Insider Holders & Insider Ownership - MASIMO CORP (MASI)

List of insiders holdings for MASIMO CORP:
  1. Shares directly owned by the insider.
  2. Shares indirectly owned by the insider.
  3. Total shares owned by the insider (sum of shares directly and indirectly owned).
  4. Total market value if available.
  5. Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
# Insider Holder Name Report
Date Time		 Shares Owned
Directly
Indirectly		 Total
Shares Owned		 Filing
1 KIANI JOE E
CEO and Chairman of the Board		 2025-04-22 20:01:53 7,615,981
0		 7,615,981 Form 13G
2 Politan Capital Management LP
Politan Capital Management GP LLC
Politan Capital Partners GP LLC
Koffey Quentin
Director by deputization
Director		 2025-05-01 20:33:40 0
4,717,761		 4,717,761 Form 4
3 Langdale Bradley
EVP, Chief Marketing Officer		 2007-08-07 18:42:59 660,000
0		 660,000 Form 3
4 Al-Ali Ammar
Chief Engineer		 2010-02-18 20:55:41 314,340
0		 314,340 Form 4
5 Elmandjra Mohamed
Pres., Worldwide OEM Business		 2008-02-05 19:06:19 270,000
0		 270,000 Form 4
6 Kilpatrick Christopher
EVP, Business Dev., GC & Sec.		 2008-03-04 17:32:23 145,900
0		 145,900 Form 4
7 Harty Mark
President, International Sales		 2007-12-12 14:14:57 100,000
0		 100,000 Form 3
8 Goodman David
EVP, Business Development		 2008-09-17 18:33:18 100,000
0		 100,000 Form 4
9 Moran Stephen M
EVP, General Counsel		 2008-07-14 19:17:56 100,000
0		 100,000 Form 4
10 Jennings David
EVP, Human Resources		 2007-12-12 14:15:32 100,000
0		 100,000 Form 3
11 McClenahan Thomas Samuel
EVP, GEN COUNSEL & CORP SEC		 2024-03-01 21:16:36 78,701
0		 78,701 Form 4
12 Berthon Olivier
President, Masimo Europe		 2008-05-16 20:13:53 74,250
0		 74,250 Form 4
13 Barker Steven
Director		 2020-06-02 17:23:17 67,549
0		 67,549 Form 4
14 Maniwa Tetsuro
President, Masimo Japan		 2008-05-12 15:20:36 60,000
1000		 61,000 Form 3
15 FITCH SANFORD
Director		 2020-06-02 17:21:10 54,522
0		 54,522 Form 4
16 Campbell Brian
VP, Operations		 2009-10-07 17:48:01 50,000
0		 50,000 Form 4
17 Szyman Catherine M.
CEO		 2025-03-13 20:20:32 27,024
0		 27,024 Form 4
18 Levy Tao
EVP, Bus Dev		 2024-11-15 18:05:19 26,810
0		 26,810 Form 4
19 Leclercq Thierry
EVP, Bus Dev		 2017-05-10 16:11:37 25,000
0		 25,000 Form 4
20 Jansen Paul
EVP, Bus Dev		 2017-03-10 17:33:57 24,389
0		 24,389 Form 4
21 Muhsin Bilal
Chief Operating Officer		 2025-05-14 17:32:56 24,172
0		 24,172 Form 4
22 Tripodi Blair
COO, Consumer Division		 2025-03-04 16:52:03 21,896
0		 21,896 Form 4
23 Fishel Rick
Pres, WW OEM Business...		 2017-07-18 16:37:59 20,022
0		 20,022 Form 4
24 O'Reilly Michael
Chief Medical Officer		 2011-02-24 17:48:06 20,000
0		 20,000 Form 4
25 CAHILL EDWARD L
Director		 2014-02-20 12:34:46 20,000
0		 20,000 Form 4
26 Coleman Robert
Director		 2014-02-20 12:46:05 20,000
0		 20,000 Form 4
27 LASERSOHN JACK W
Director		 2015-12-18 17:21:53 20,000
0		 20,000 Form 4
28 Duffy Kevin P
President, Consumer		 2022-04-14 16:10:59 18,893
0		 18,893 Form 4
29 REYNOLDS CRAIG B
Director		 2025-05-01 21:53:44 18,371
0		 18,371 Form 4
30 Paul Stephen E.
EVP, Acute Care Sales		 2011-05-04 19:09:04 15,000
0		 15,000 Form 4
31 Young Micah W
EVP & Chief Financial Officer		 2025-03-13 20:16:09 11,234
0		 11,234 Form 4
32 Allan Anthony
Chief Operating Officer		 2011-11-23 16:50:13 10,524
0		 10,524 Form 4
33 de Raad Mark
EVP & Chief Financial Officer		 2017-06-07 16:26:39 10,000
0		 10,000 Form 4
34 Brennan Michelle
Chairman of the Board		 2025-05-01 21:58:49 8,343
0		 8,343 Form 4
35 Harkin Thomas
Director		 2021-06-01 18:47:42 6,589
0		 6,589 Form 4
36 Shimer Julie Ann
Director		 2023-05-31 16:18:43 4,410
0		 4,410 Form 4
37 Hellmann Elisabeth A
Chief Human Resources Officer		 2025-04-23 21:52:57 4,213
0		 4,213 Form 4
38 Cohen H Michael
Director		 2023-05-31 16:18:01 3,823
0		 3,823 Form 4
39 Chapek Robert A
Director		 2025-05-01 21:52:02 3,455
0		 3,455 Form 4
40 Jellison William R
Director		 2025-05-02 08:51:16 3,015
0		 3,015 Form 4
41 Solomon Darlene J. S.
Director		 2025-05-02 08:55:57 3,015
0		 3,015 Form 4
42 Lee Yongsam
EVP, CIO		 2021-03-02 16:20:50 2,637
0		 2,637 Form 4
43 Sampath Anand
EVP, Ops & Clinical Research		 2021-03-02 16:11:04 2,637
0		 2,637 Form 4
44 Coleman Jon
Pres-WW OEM & Global Health		 2021-03-02 16:23:11 2,637
0		 2,637 Form 4
45 LANE WENDY E
Director		 2025-05-02 08:52:40 2,608
0		 2,608 Form 4
46 Scannell Timothy J
Director		 2025-05-02 08:54:23 2,608
0		 2,608 Form 4
47 CLASSON ROLF A
Director		 2023-12-21 17:05:29 1,726
0		 1,726 Form 4
48 Koning John Todd
SVP, Chief Accounting Officer		 2021-03-02 16:14:22 1,483
0		 1,483 Form 4
49 Mikkelson Adam
Director		 2023-06-28 16:59:09 1,228
0		 1,228 Form 4
50 Van Ramshorst David J
SVP, Chief Accounting Officer		 2020-04-15 16:27:35 1000
0		 1000 Form 4
51 Hataishi Paul
SVP, Chief Accounting Officer		 2023-02-28 16:17:26 0
0		 0 Form 3