Yongsam Lee serves as Executive at MASIMO CORP, where they oversee executive responsibilities. Since joining the company, Yongsam Lee has executed 115 insider transactions totaling $40.3M, demonstrating a bearish approach to their equity position. Their most recent transaction on Jun 19, 2019 involved exercising options for 1,000 shares valued at $20.2K.
Yongsam Lee currently holds 91,593 shares of MASIMO CORP (MASI), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Yongsam Lee has been a net seller of MASI stock. They have purchased $0 and sold $40.3M worth of shares.
Yongsam Lee's most recent insider trade was on Jun 19, 2019, when they sold 1,000 shares at $20.19 per share.
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| 2,728 |
| $20.19 |
| Discretionary |
| Jun 18, 2019 | MASI | $398.2K | Sale | 2,728 | $145.98 | Discretionary |
| Jan 2, 2019 | MASI | $0 | Option Exercise | 2,000 | $N/A | Discretionary |
| Apr 27, 2018 | MASI | $84.9K | Option Exercise | 2,825 | $30.06 | Discretionary |
| Apr 27, 2018 | MASI | $256.4K | Sale | 2,825 | $90.76 | Discretionary |
| Apr 26, 2018 | MASI | $89.4K | Option Exercise | 2,975 | $30.06 | Discretionary |
| Apr 26, 2018 | MASI | $269.0K | Sale | 2,975 | $90.41 | Discretionary |
| Apr 24, 2018 | MASI | $261.5K | Sale | 2,900 | $90.17 | Discretionary |
| Apr 24, 2018 | MASI | $87.2K | Option Exercise | 2,900 | $30.06 | Discretionary |
| Apr 23, 2018 | MASI | $108.1K | Sale | 1,200 | $90.05 | Discretionary |
| Apr 23, 2018 | MASI | $36.1K | Option Exercise | 1,200 | $30.06 | Discretionary |
| Mar 13, 2018 | MASI | $9.0K | Sale | 100 | $90.00 | Discretionary |
| Mar 13, 2018 | MASI | $3.0K | Option Exercise | 100 | $30.06 | Discretionary |
| Feb 27, 2018 | MASI | $0 | Option Exercise | 2,000 | $N/A | Discretionary |
| Feb 1, 2018 | MASI | $929.5K | Sale | 10,000 | $92.95 | Discretionary |
| Feb 1, 2018 | MASI | $300.6K | Option Exercise | 10,000 | $30.06 | Discretionary |
| Jan 5, 2018 | MASI | $353.3K | Sale | 3,982 | $88.72 | Discretionary |
| Jan 5, 2018 | MASI | $119.7K | Option Exercise | 3,982 | $30.06 | Discretionary |
| Jan 4, 2018 | MASI | $180.9K | Option Exercise | 6,018 | $30.06 | Discretionary |
| Jan 4, 2018 | MASI | $528.4K | Sale | 6,018 | $87.80 | Discretionary |
| Dec 5, 2017 | MASI | $241.2K | Sale | 2,726 | $88.48 | Discretionary |
| Dec 5, 2017 | MASI | $74.3K | Option Exercise | 2,726 | $27.25 | Discretionary |
| Dec 4, 2017 | MASI | $286.1K | Option Exercise | 10,498 | $27.25 | Discretionary |
| Dec 4, 2017 | MASI | $935.2K | Sale | 10,498 | $89.08 | Discretionary |
| Dec 1, 2017 | MASI | $160.8K | Option Exercise | 5,900 | $27.25 | Discretionary |
| Dec 1, 2017 | MASI | $521.0K | Sale | 5,900 | $88.31 | Discretionary |
| Nov 30, 2017 | MASI | $160.6K | Sale | 1,800 | $89.23 | Discretionary |
| Nov 30, 2017 | MASI | $49.0K | Option Exercise | 1,800 | $27.25 | Discretionary |
| Nov 10, 2017 | MASI | $8.9K | Sale | 100 | $89.04 | Discretionary |