Insider Trading activities of Masimo Corp (MASI)

Insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Masimo Corp (MASI) since 2005 are illustrated in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Masimo Corp since year 2005. Table 2 shows the detailed insider transactions of Masimo Corp since 2005. The reporting company's ticker symbol is MASI. The reporting company's CIK number is 937556.
The total value of stock buying since 2005 is $3,253,687.
The total value of stock sales since 2005 is $536,495,914.
The total value of stock option exercises since 2005 is $87,409,842.


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Table 1. Monthly summaries of insider stock purchases, sales, and option exercises for Masimo Corp (MASI).
Trading Period Insider Buying Insider Sales Option Exercises
year-month Shares Value Shares Value Shares Value
2020-01 0 $0 10,000 $1,700,169 38,000 $849,699
2019-12 0 $0 41,000 $6,448,339 41,000 $1,250,243
2019-11 0 $0 37,000 $5,665,514 37,000 $1,152,294
2019-10 0 $0 6,500 $971,268 6,500 $271,700
2019-09 0 $0 12,087 $1,813,291 12,087 $1,038,998
2019-08 0 $0 11,972 $1,817,878 4,972 $142,022
2019-07 0 $0 171,534 $26,257,839 171,534 $4,936,184
2019-06 0 $0 62,500 $8,850,891 62,500 $1,666,162
2019-05 0 $0 11,850 $1,718,250 18,915 $1,256,974
2019-04 0 $0 13,845 $1,938,300 13,845 $379,038
2019-03 0 $0 10,000 $1,350,000 10,000 $219,700
2019-02 0 $0 14,000 $1,830,000 14,000 $424,639
2019-01 0 $0 36,005 $4,170,467 64,000 $790,920
2018-12 0 $0 2,000 $221,796 1,000 $22,400
2018-11 0 $0 32,000 $3,526,282 30,000 $605,700
2018-10 0 $0 3,325 $414,621 1,325 $38,862
2018-09 0 $0 350,854 $43,099,013 348,854 $9,326,249
2018-08 0 $0 305,821 $35,421,564 303,821 $7,346,425
2018-07 0 $0 2,000 $200,000 0 $0
2018-06 0 $0 2,000 $200,416 0 $0
2018-05 0 $0 69,500 $6,610,500 75,415 $3,047,430
2018-04 0 $0 37,900 $3,407,678 33,900 $1,123,792
2018-03 0 $0 29,403 $2,573,012 29,403 $732,445
2018-02 0 $0 12,000 $1,115,669 38,000 $300,600
2018-01 0 $0 12,000 $1,061,648 10,000 $300,599
2017-12 0 $0 19,124 $1,697,426 19,124 $521,128
2017-11 0 $0 30,876 $2,768,853 30,876 $869,471
2017-08 0 $0 11,000 $959,750 0 $0
2017-07 0 $0 101,000 $9,484,352 101,000 $2,826,640
2017-06 0 $0 14,000 $1,288,798 14,000 $282,660
2017-05 0 $0 106,000 $10,822,924 106,000 $3,210,820
2017-04 0 $0 348,000 $34,466,774 354,498 $11,419,628
2017-03 0 $0 87,111 $8,203,550 81,111 $2,248,654
2017-02 0 $0 436,000 $34,912,802 148,389 $3,912,458
2017-01 0 $0 83,945 $5,917,350 100,642 $2,376,840
2016-12 0 $0 94,642 $5,731,955 39,440 $1,084,587
2016-11 0 $0 261,068 $16,115,035 19,655 $315,314
2016-10 0 $0 176,462 $10,368,581 217,462 $3,305,725
2016-09 0 $0 108,883 $6,527,840 104,883 $1,884,876
2016-08 0 $0 36,000 $2,064,256 32,000 $900,146
2016-07 0 $0 25,000 $1,345,155 15,000 $408,750
2016-06 0 $0 309,000 $15,484,145 9,000 $235,955
2016-05 0 $0 60,000 $2,954,800 60,000 $935,880
2016-04 0 $0 14,000 $624,800 14,000 $335,360
2016-03 0 $0 136,000 $5,396,800 40,000 $426,680
2016-02 0 $0 40,000 $1,524,440 40,000 $426,680
2015-12 0 $0 42,000 $1,723,784 42,000 $546,000
2015-11 0 $0 57,000 $2,399,100 57,000 $735,975
2015-10 0 $0 2,000 $78,578 2,000 $24,000
2015-09 0 $0 12,000 $511,380 12,000 $278,600
2015-08 0 $0 124,668 $5,417,987 114,668 $2,018,487
2015-07 0 $0 357,084 $14,510,227 57,084 $765,524
2015-06 0 $0 52,000 $1,928,038 62,000 $304,020
2015-05 0 $0 7,000 $248,263 2,000 $24,000
2015-04 0 $0 2,000 $69,140 35,940 $137,020
2015-03 0 $0 24,500 $800,145 14,500 $65,625
2015-02 0 $0 25,170 $745,756 32,170 $151,206
2015-01 0 $0 2,000 $52,860 98,000 $288,000
2014-12 0 $0 5,000 $134,250 5,000 $16,650
2014-07 0 $0 0 $0 20,000 $240,000
2014-05 0 $0 0 $0 45,000 $123,750
2013-05 0 $0 59,400 $1,302,404 59,400 $163,350
2012-12 0 $0 46,000 $928,740 60,000 $303,750
2012-09 0 $0 10,000 $250,000 10,000 $46,670
2012-07 0 $0 0 $0 12,000 $33,000
2012-06 51,000 $941,683 0 $0 0 $0
2011-11 42,404 $773,171 0 $0 0 $0
2011-10 64,596 $1,307,293 0 $0 21 $0
2011-07 0 $0 9,000 $275,733 9,000 $24,750
2011-06 0 $0 26,476 $814,825 30,000 $719,100
2011-05 0 $0 39,000 $1,365,000 39,000 $548,970
2011-04 0 $0 59,919 $1,980,742 0 $0
2011-03 0 $0 252,380 $8,339,765 10,000 $46,670
2011-01 0 $0 0 $0 12,000 $33,000
2010-12 0 $0 20,000 $633,100 20,000 $240,000
2010-11 0 $0 123,400 $3,849,216 0 $0
2010-03 0 $0 30,000 $798,720 114,800 $918,104
2010-02 0 $0 0 $0 130,000 $1,894,670
2009-11 0 $0 40,000 $1,054,200 0 $0
2009-05 10,000 $231,540 0 $0 0 $0
2008-12 0 $0 391,570 $10,743,349 0 $0
2008-11 0 $0 261,300 $7,519,136 30,000 $99,900
2008-09 0 $0 121,420 $4,925,655 0 $0
2008-08 0 $0 813,045 $32,219,488 170,000 $1,049,920
2008-07 0 $0 71,531 $2,653,510 30,000 $337,779
2008-06 0 $0 50,000 $1,681,800 0 $0
2008-05 0 $0 782,657 $26,339,701 0 $0
2008-03 0 $0 1,387,540 $44,931,129 0 $0
2008-02 0 $0 447,500 $14,225,402 7,500 $80,025

Table 2. Detailed insider stock purchases, sales, and option exercises of Masimo Corp insiders (MASI)
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2020-01-17 Young Micah W (EVP & Chief Financial Officer) Sale 1,599 170.06 271,932
2020-01-17 Young Micah W (EVP & Chief Financial Officer) Option Ex 1,599 84.97 135,867
2020-01-16 Young Micah W (EVP & Chief Financial Officer) Sale 8,401 170.01 1,428,237
2020-01-16 Young Micah W (EVP & Chief Financial Officer) Option Ex 8,401 84.97 713,832
2020-01-02 Mcclenahan Thomas Samuel (EVP & General Counsel) Option Ex 2,000 .00 0
2020-01-02 Coleman Jon (Pres-WW Sales,Pro Svc,Med Affs) Option Ex 2,000 .00 0
2020-01-02 Sampath Anand (EVP, Ops & Clinical Research) Option Ex 2,000 .00 0
2020-01-02 Lee Yongsam (EVP & CIO) Option Ex 2,000 .00 0
2020-01-02 Kiani Joe E (CEO and Chairman of the Board) Option Ex 20,000 .00 0
2019-12-20 Mcclenahan Thomas Samuel (EVP & General Counsel) Sale 7,907 159.03 1,257,410
2019-12-20 Mcclenahan Thomas Samuel (EVP & General Counsel) Option Ex 7,907 21.06 166,521
2019-12-19 Mcclenahan Thomas Samuel (EVP & General Counsel) Sale 500 159.29 79,644
2019-12-19 Mcclenahan Thomas Samuel (EVP & General Counsel) Option Ex 500 22.40 11,200
2019-12-18 Mcclenahan Thomas Samuel (EVP & General Counsel) Sale 986 159.00 156,774
2019-12-18 Mcclenahan Thomas Samuel (EVP & General Counsel) Option Ex 986 22.40 22,086
2019-12-17 Mcclenahan Thomas Samuel (EVP & General Counsel) Sale 607 159.00 96,513
2019-12-17 Mcclenahan Thomas Samuel (EVP & General Counsel) Option Ex 607 22.40 13,596
2019-12-16 Lee Yongsam (EVP & CIO) Sale 24,000 156.84 3,764,087
2019-12-16 Lee Yongsam (EVP & CIO) Option Ex 24,000 31.01 744,240
2019-12-06 Fitch Sanford Sale 7,000 156.27 1,093,911
2019-12-06 Fitch Sanford Option Ex 7,000 41.80 292,600
2019-11-20 Sampath Anand (EVP, Ops & Clinical Research) Sale 15,000 155.00 2,325,000
2019-11-20 Sampath Anand (EVP, Ops & Clinical Research) Option Ex 15,000 31.01 465,150
2019-11-20 Lee Yongsam (EVP & CIO) Sale 10,675 155.03 1,654,977
2019-11-20 Lee Yongsam (EVP & CIO) Option Ex 10,675 28.03 299,220
2019-11-19 Lee Yongsam (EVP & CIO) Sale 1,825 153.16 279,517
2019-11-19 Lee Yongsam (EVP & CIO) Option Ex 1,825 28.03 51,154
2019-11-18 Muhsin Bilal (Chief Operating Officer) Sale 3,000 150.00 450,000
2019-11-18 Muhsin Bilal (Chief Operating Officer) Option Ex 3,000 21.69 65,070
2019-11-04 Fitch Sanford Sale 6,500 147.08 956,020
2019-11-04 Fitch Sanford Option Ex 6,500 41.80 271,700
2019-10-01 Fitch Sanford Sale 6,500 149.43 971,268
2019-10-01 Fitch Sanford Option Ex 6,500 41.80 271,700
2019-09-16 Young Micah W (EVP & Chief Financial Officer) Sale 12,087 150.02 1,813,291
2019-09-16 Young Micah W (EVP & Chief Financial Officer) Option Ex 12,087 85.96 1,038,998
2019-08-22 Fitch Sanford Sale 7,000 150.39 1,052,730
2019-08-19 Lee Yongsam (EVP & CIO) Sale 1,078 152.42 164,311
2019-08-19 Lee Yongsam (EVP & CIO) Option Ex 1,078 28.03 30,216
2019-08-16 Lee Yongsam (EVP & CIO) Sale 2,454 151.41 371,547
2019-08-16 Lee Yongsam (EVP & CIO) Option Ex 2,454 28.03 68,785
2019-08-14 Lee Yongsam (EVP & CIO) Sale 130 151.47 19,690
2019-08-14 Lee Yongsam (EVP & CIO) Option Ex 130 28.03 3,643
2019-08-01 Kiani Joe E (CEO and Chairman of the Board) Sale 1,310 160.00 209,600
2019-08-01 Kiani Joe E (CEO and Chairman of the Board) Option Ex 1,310 30.06 39,378
2019-07-31 Kiani Joe E (CEO and Chairman of the Board) Sale 20,597 160.01 3,295,746
2019-07-31 Kiani Joe E (CEO and Chairman of the Board) Option Ex 20,597 30.06 619,145
2019-07-26 Barker Steven Sale 10,000 160.00 1,600,000
2019-07-26 Barker Steven Option Ex 10,000 28.03 280,300
2019-07-26 Kiani Joe E (CEO and Chairman of the Board) Sale 18,437 160.02 2,950,344
2019-07-26 Kiani Joe E (CEO and Chairman of the Board) Option Ex 18,437 30.06 554,216
2019-07-15 Lee Yongsam (EVP & CIO) Sale 1,172 153.98 180,461
2019-07-15 Lee Yongsam (EVP & CIO) Option Ex 1,172 21.97 25,748
2019-07-12 Lee Yongsam (EVP & CIO) Sale 5,989 151.84 909,339
2019-07-12 Lee Yongsam (EVP & CIO) Option Ex 5,989 21.97 131,578
2019-07-11 Lee Yongsam (EVP & CIO) Sale 5,339 151.33 807,950
2019-07-11 Lee Yongsam (EVP & CIO) Option Ex 5,339 21.97 117,297
2019-07-01 Barker Steven Sale 10,000 150.00 1,500,000
2019-07-01 Barker Steven Option Ex 10,000 20.19 201,900
2019-07-01 Kiani Joe E (CEO and Chairman of the Board) Sale 100,000 150.14 15,013,999
2019-07-01 Kiani Joe E (CEO and Chairman of the Board) Option Ex 100,000 30.06 3,006,000
2019-06-27 Lee Yongsam (EVP & CIO) Sale 258 145.00 37,410
2019-06-27 Lee Yongsam (EVP & CIO) Option Ex 258 21.97 5,668
2019-06-26 Lee Yongsam (EVP & CIO) Sale 100 145.01 14,501
2019-06-26 Lee Yongsam (EVP & CIO) Option Ex 100 21.97 2,197
2019-06-25 Lee Yongsam (EVP & CIO) Sale 736 145.33 106,962
2019-06-25 Lee Yongsam (EVP & CIO) Option Ex 736 21.97 16,169
2019-06-24 Lee Yongsam (EVP & CIO) Sale 1,070 145.51 155,695
2019-06-24 Lee Yongsam (EVP & CIO) Option Ex 1,070 21.97 23,507
2019-06-21 Lee Yongsam (EVP & CIO) Sale 1,301 146.22 190,232
2019-06-21 Lee Yongsam (EVP & CIO) Option Ex 1,301 21.97 28,582
2019-06-20 Lee Yongsam (EVP & CIO) Sale 5,307 147.13 780,818
2019-06-20 Lee Yongsam (EVP & CIO) Option Ex 5,307 21.08 111,871
2019-06-19 Lee Yongsam (EVP & CIO) Sale 1,000 145.49 145,490
2019-06-19 Lee Yongsam (EVP & CIO) Option Ex 1,000 20.19 20,190
2019-06-18 Lee Yongsam (EVP & CIO) Sale 2,728 145.98 398,233
2019-06-18 Lee Yongsam (EVP & CIO) Option Ex 2,728 20.19 55,078
2019-06-14 Sampath Anand (EVP, Ops & Clinical Research) Sale 30,000 142.38 4,271,550
2019-06-14 Sampath Anand (EVP, Ops & Clinical Research) Option Ex 30,000 28.03 840,900
2019-06-10 Muhsin Bilal (Chief Operating Officer) Sale 10,000 140.00 1,400,000
2019-06-10 Muhsin Bilal (Chief Operating Officer) Option Ex 10,000 34.51 345,100
2019-06-05 Muhsin Bilal (Chief Operating Officer) Sale 10,000 135.00 1,350,000
2019-06-05 Muhsin Bilal (Chief Operating Officer) Option Ex 10,000 21.69 216,900
2019-05-30 Mikkelson Adam Option Ex 1,413 137.95 194,923
2019-05-30 Harkin Thomas Option Ex 1,413 137.95 194,923
2019-05-30 Barker Steven Option Ex 1,413 137.95 194,923
2019-05-30 Fitch Sanford Option Ex 1,413 137.95 194,923
2019-05-30 Reynolds Craig B Option Ex 1,413 137.95 194,923
2019-05-16 Van Ramshorst David J (Chief Accounting Officer) Sale 1,850 145.00 268,250
2019-05-16 Van Ramshorst David J (Chief Accounting Officer) Option Ex 1,850 33.87 62,659
2019-05-16 Barker Steven Sale 10,000 145.00 1,450,000
2019-05-16 Barker Steven Option Ex 10,000 21.97 219,700
2019-04-01 Van Ramshorst David J (Chief Accounting Officer) Sale 1,845 140.00 258,300
2019-04-01 Van Ramshorst David J (Chief Accounting Officer) Option Ex 1,845 62.40 115,118
2019-04-01 Coleman Jon (Pres-WW Sales,Pro Svc,Med Affs) Sale 2,000 140.00 280,000
2019-04-01 Coleman Jon (Pres-WW Sales,Pro Svc,Med Affs) Option Ex 2,000 31.01 62,020
2019-04-01 Barker Steven Sale 10,000 140.00 1,400,000
2019-04-01 Barker Steven Option Ex 10,000 20.19 201,900
2019-03-28 Barker Steven Sale 10,000 135.00 1,350,000
2019-03-28 Barker Steven Option Ex 10,000 21.97 219,700
2019-02-27 Coleman Jon (Pres-WW Sales,Pro Svc,Med Affs) Sale 2,000 135.00 270,000
2019-02-27 Coleman Jon (Pres-WW Sales,Pro Svc,Med Affs) Option Ex 2,000 31.01 62,020
2019-02-25 Coleman Jon (Pres-WW Sales,Pro Svc,Med Affs) Sale 2,000 130.00 260,000
2019-02-25 Coleman Jon (Pres-WW Sales,Pro Svc,Med Affs) Option Ex 2,000 31.01 62,020
2019-02-25 Barker Steven Sale 5,877 130.00 764,010
2019-02-25 Barker Steven Option Ex 5,877 30.06 176,662
2019-02-19 Barker Steven Sale 4,123 130.00 535,990
2019-02-19 Barker Steven Option Ex 4,123 30.06 123,937
2019-01-31 Coleman Jon (Pres-WW Sales,Pro Svc,Med Affs) Sale 2,000 125.00 250,000
2019-01-31 Coleman Jon (Pres-WW Sales,Pro Svc,Med Affs) Option Ex 2,000 21.97 43,940
2019-01-18 Coleman Jon (Pres-WW Sales,Pro Svc,Med Affs) Sale 2,000 120.00 240,000
2019-01-18 Coleman Jon (Pres-WW Sales,Pro Svc,Med Affs) Option Ex 2,000 21.97 43,940
2019-01-15 Coleman Jon (Pres-WW Sales,Pro Svc,Med Affs) Sale 2,000 115.00 230,000
2019-01-15 Coleman Jon (Pres-WW Sales,Pro Svc,Med Affs) Option Ex 2,000 21.97 43,940
2019-01-15 Sampath Anand (Chief Operating Officer) Sale 30,000 115.00 3,450,000
2019-01-15 Sampath Anand (Chief Operating Officer) Option Ex 30,000 21.97 659,100
2019-01-02 Mcclenahan Thomas Samuel (EVP & GENERAL COUNSEL) Option Ex 2,000 .00 0
2019-01-02 Coleman Jon (Pres-WW Sales,Pro Svc,Med Affs) Option Ex 2,000 .00 0
2019-01-02 Sampath Anand (Chief Operating Officer) Option Ex 2,000 .00 0
2019-01-02 Lee Yongsam (EVP & CIO) Option Ex 2,000 .00 0
2019-01-02 Kiani Joe E (CEO and Chairman of the Board) Sale 5 93.42 467
2019-01-02 Kiani Joe E (CEO and Chairman of the Board) Option Ex 20,000 .00 0
2018-12-10 Mcclenahan Thomas Samuel (EVP & GENERAL COUNSEL) Option Ex 1,000 22.40 22,400
2018-12-03 Fitch Sanford Sale 2,000 110.90 221,796
2018-11-28 Sampath Anand (Chief Operating Officer) Sale 30,000 110.00 3,300,000
2018-11-28 Sampath Anand (Chief Operating Officer) Option Ex 30,000 20.19 605,700
2018-11-01 Fitch Sanford Sale 2,000 113.14 226,282
2018-10-01 Van Ramshorst David J (Chief Accounting Officer) Sale 1,325 125.00 165,625
2018-10-01 Van Ramshorst David J (Chief Accounting Officer) Option Ex 1,325 29.33 38,862
2018-10-01 Fitch Sanford Sale 2,000 124.50 248,996
2018-09-27 Kiani Joe E (CEO and Chairman of the Board) Sale 2,467 124.00 305,908
2018-09-27 Kiani Joe E (CEO and Chairman of the Board) Option Ex 2,467 27.25 67,225
2018-09-26 Kiani Joe E (CEO and Chairman of the Board) Sale 50,820 124.14 6,308,540
2018-09-26 Kiani Joe E (CEO and Chairman of the Board) Option Ex 50,820 27.25 1,384,845
2018-09-25 Kiani Joe E (CEO and Chairman of the Board) Sale 46,158 124.04 5,725,622
2018-09-25 Kiani Joe E (CEO and Chairman of the Board) Option Ex 46,158 27.25 1,257,805
2018-09-24 Van Ramshorst David J (Chief Accounting Officer) Sale 2,675 122.97 328,934
2018-09-24 Van Ramshorst David J (Chief Accounting Officer) Option Ex 2,675 48.07 128,579
2018-09-20 Muhsin Bilal (EVP, ENG, MKTG & REG) Sale 10,000 121.30 1,212,960
2018-09-20 Muhsin Bilal (EVP, ENG, MKTG & REG) Option Ex 10,000 21.69 216,900
2018-09-17 Kiani Joe E (CEO and Chairman of the Board) Sale 176 124.00 21,824
2018-09-17 Kiani Joe E (CEO and Chairman of the Board) Option Ex 176 27.25 4,796
2018-09-14 Kiani Joe E (CEO and Chairman of the Board) Sale 200,379 123.21 24,687,895
2018-09-14 Kiani Joe E (CEO and Chairman of the Board) Option Ex 200,379 27.25 5,460,327
2018-09-11 Fitch Sanford Sale 10,000 118.29 1,182,940
2018-09-11 Fitch Sanford Option Ex 10,000 21.97 219,700
2018-09-06 Muhsin Bilal (EVP, ENG, MKTG & REG) Sale 20,000 117.75 2,355,040
2018-09-06 Muhsin Bilal (EVP, ENG, MKTG & REG) Option Ex 20,000 21.89 437,900
2018-09-04 Kiani Joe E (CEO and Chairman of the Board) Sale 6,179 118.22 730,450
2018-09-04 Kiani Joe E (CEO and Chairman of the Board) Option Ex 6,179 23.98 148,172
2018-09-04 Fitch Sanford Sale 2,000 119.45 238,900
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Insider trading activities including stock purchases, stock sales, and option exercises of MASI listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Masimo Corp (symbol MASI, CIK number 937556) see the Securities and Exchange Commission (SEC) website.




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