Michael Brian Bell's Insider Trades & SAST Disclosures

Michael Brian Bell's most recent trade in Guardant Health Inc was a trade of 12,479 Common Stock done at an average price of $102.1 . Disclosure was reported to the exchange on Jan. 1, 2026.

Stock Client Name Client Category Action Reported to Exchange Quantity Post Transaction Holding Traded % Avg. Price Value Security Type
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Payment of exercise price or tax liability using portion of securities received from the company at price $ 102.14 per share. 01 Jan 2026 12,479 40,224 (0%) 0% 102.1 1,274,605 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 01 Jan 2026 10,520 40,185 (0%) 0% 0 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 01 Jan 2026 10,520 0 - - Performance-Based Restricted Stock Units
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 01 Jan 2026 7,110 50,619 (0%) 0% 0 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 01 Jan 2026 7,110 7,110 - - Performance-Based Restricted Stock Units
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 01 Jan 2026 3,324 43,509 (0%) 0% 0 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 01 Jan 2026 3,324 23,268 - - Restricted Stock Units
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 01 Jan 2026 2,084 52,703 (0%) 0% 0 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 01 Jan 2026 2,084 6,253 - - Restricted Stock Units
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 15 Dec 2025 2,039 4,078 - - Restricted Stock Units
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 15 Dec 2025 2,039 31,324 (0%) 0% 0 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Payment of exercise price or tax liability using portion of securities received from the company at price $ 102.67 per share. 15 Dec 2025 1,659 29,665 (0%) 0% 102.7 170,330 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 15 Dec 2025 1,233 1,233 - - Restricted Stock Units
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 15 Dec 2025 1,233 29,285 (0%) 0% 0 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 32.86 per share. 05 Dec 2025 29,382 81,509 (0%) 0% 32.9 965,493 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 05 Dec 2025 29,382 7,137 - - Stock Option (Right to Buy)
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 28.37 per share. 05 Dec 2025 26,905 108,414 (0%) 0% 28.4 763,295 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 05 Dec 2025 26,905 10,421 - - Stock Option (Right to Buy)
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Sale of securities on an exchange or to another person at price $ 102.11 per share. 05 Dec 2025 22,891 77,490 (0%) 0% 102.1 2,337,302 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Sale of securities on an exchange or to another person at price $ 103.96 per share. 05 Dec 2025 11,978 57,945 (0%) 0% 104.0 1,245,252 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Sale of securities on an exchange or to another person at price $ 102.11 per share. 05 Dec 2025 8,774 40,086 (0%) 0% 102.1 895,932 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Sale of securities on an exchange or to another person at price $ 101.42 per share. 05 Dec 2025 8,033 100,381 (0%) 0% 101.4 814,736 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Sale of securities on an exchange or to another person at price $ 103.26 per share. 05 Dec 2025 7,567 69,923 (0%) 0% 103.3 781,394 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Sale of securities on an exchange or to another person at price $ 106.68 per share. 05 Dec 2025 5,568 52,127 (0%) 0% 106.7 594,018 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Sale of securities on an exchange or to another person at price $ 103.96 per share. 05 Dec 2025 5,027 32,526 (0%) 0% 104.0 522,611 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Sale of securities on an exchange or to another person at price $ 106.70 per share. 05 Dec 2025 3,284 29,242 (0%) 0% 106.7 350,408 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Sale of securities on an exchange or to another person at price $ 101.46 per share. 05 Dec 2025 3,267 48,860 (0%) 0% 101.5 331,483 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Sale of securities on an exchange or to another person at price $ 103.24 per share. 05 Dec 2025 2,533 37,553 (0%) 0% 103.2 261,509 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Sale of securities on an exchange or to another person at price $ 107.26 per share. 05 Dec 2025 1,190 28,052 (0%) 0% 107.3 127,642 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Sale of securities on an exchange or to another person at price $ 105.82 per share. 05 Dec 2025 250 57,695 (0%) 0% 105.8 26,454 Common Stock
Guardant Health Inc
Brian Michael Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 01 Oct 2025 13,097 26,592 - - Restricted Stock Units
Guardant Health Inc
Brian Michael Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 01 Oct 2025 13,097 59,822 (0%) 0% 0 Common Stock
Guardant Health Inc
Bell Michael Brian Chief Financial Officer Payment of exercise price or tax liability using portion of securities received from the company at price $ 62.65 per share. 01 Oct 2025 7,695 52,127 (0%) 0% 62.7 482,092 Common Stock
Guardant Health Inc
Brian Bell Michael Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 01 Oct 2025 2,084 46,725 (0%) 0% 0 Common Stock
Guardant Health Inc
Brian Bell Michael Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 01 Oct 2025 2,084 8,337 - - Restricted Stock Units
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 15 Sep 2025 2,039 46,300 (0%) 0% 0 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 15 Sep 2025 2,039 6,117 - - Restricted Stock Units
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Payment of exercise price or tax liability using portion of securities received from the company at price $ 54.79 per share. 15 Sep 2025 1,659 44,641 (0%) 0% 54.8 90,897 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 15 Sep 2025 1,233 2,466 - - Restricted Stock Units
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 15 Sep 2025 1,233 44,261 (0%) 0% 0 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 01 Jul 2025 2,084 44,085 (0%) 0% 0 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 01 Jul 2025 2,084 10,421 - - Restricted Stock Units
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Payment of exercise price or tax liability using portion of securities received from the company at price $ 50.71 per share. 01 Jul 2025 1,057 43,028 (0%) 0% 50.7 53,600 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 15 Jun 2025 2,039 8,156 - - Restricted Stock Units
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 15 Jun 2025 2,039 43,660 (0%) 0% 0 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Payment of exercise price or tax liability using portion of securities received from the company at price $ 49.29 per share. 15 Jun 2025 1,659 42,001 (0%) 0% 49.3 81,772 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 15 Jun 2025 1,233 41,621 (0%) 0% 0 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 15 Jun 2025 1,233 3,699 - - Restricted Stock Units
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 01 Apr 2025 2,084 12,505 - - Restricted Stock Units
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 01 Apr 2025 2,084 41,445 (0%) 0% 0 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Payment of exercise price or tax liability using portion of securities received from the company at price $ 42.47 per share. 01 Apr 2025 1,057 40,388 (0%) 0% 42.5 44,891 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 15 Mar 2025 2,039 10,195 - - Restricted Stock Units
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 15 Mar 2025 2,039 41,020 (0%) 0% 0 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Payment of exercise price or tax liability using portion of securities received from the company at price $ 42.89 per share. 15 Mar 2025 1,659 39,361 (0%) 0% 42.9 71,155 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 15 Mar 2025 1,233 38,981 (0%) 0% 0 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 15 Mar 2025 1,233 4,932 - - Restricted Stock Units
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Grant, award, or other acquisition of securities at price $ 0.00 per share. 12 Mar 2025 33,498 33,498 - - Stock Option (Right to Buy)
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Grant, award, or other acquisition of securities at price $ 0.00 per share. 12 Mar 2025 22,332 22,332 - - Restricted Stock Units
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 01 Mar 2025 7,108 14,220 - - Performance-Based Restricted Stock Units
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 01 Mar 2025 7,108 40,285 (0%) 0% 0 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Payment of exercise price or tax liability using portion of securities received from the company at price $ 42.55 per share. 01 Mar 2025 2,537 37,748 (0%) 0% 42.5 107,949 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 01 Feb 2025 6,617 35,538 (0%) 0% 0 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 01 Feb 2025 6,617 0 - - Performance-Based Restricted Stock Units
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Payment of exercise price or tax liability using portion of securities received from the company at price $ 46.98 per share. 01 Feb 2025 2,361 33,177 (0%) 0% 47.0 110,920 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 15 Jan 2025 3,309 30,226 (0%) 0% 0 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 15 Jan 2025 3,309 0 - - Restricted Stock Units
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Payment of exercise price or tax liability using portion of securities received from the company at price $ 37.50 per share. 15 Jan 2025 1,305 28,921 (0%) 0% 37.5 48,938 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 01 Jan 2025 2,084 27,772 (0%) 0% 0 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 01 Jan 2025 2,084 14,589 - - Restricted Stock Units
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Payment of exercise price or tax liability using portion of securities received from the company at price $ 30.55 per share. 01 Jan 2025 855 26,917 (0%) 0% 30.5 26,120 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 15 Dec 2024 2,039 12,234 - - Restricted Stock Units
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 15 Dec 2024 2,039 27,347 (0%) 0% 0 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Payment of exercise price or tax liability using portion of securities received from the company at price $ 34.76 per share. 15 Dec 2024 1,659 25,688 (0%) 0% 34.8 57,667 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 15 Dec 2024 1,233 25,308 (0%) 0% 0 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 15 Dec 2024 1,233 6,165 - - Restricted Stock Units
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Grant, award, or other acquisition of securities at price $ 0.00 per share. 08 Nov 2024 59,534 59,534 - - Stock Option (Right to Buy)
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Grant, award, or other acquisition of securities at price $ 0.00 per share. 08 Nov 2024 39,689 39,689 - - Restricted Stock Units
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 01 Oct 2024 8,211 28,237 (0%) 0% 0 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 01 Oct 2024 8,211 16,673 - - Restricted Stock Units
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Payment of exercise price or tax liability using portion of securities received from the company at price $ 22.12 per share. 01 Oct 2024 4,162 24,075 (0%) 0% 22.1 92,063 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 15 Sep 2024 2,039 21,685 (0%) 0% 0 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 15 Sep 2024 2,039 14,273 - - Restricted Stock Units
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Payment of exercise price or tax liability using portion of securities received from the company at price $ 26.79 per share. 15 Sep 2024 1,659 20,026 (0%) 0% 26.8 44,445 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 15 Sep 2024 1,233 7,398 - - Restricted Stock Units
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 15 Sep 2024 1,233 19,646 (0%) 0% 0 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 15 Jun 2024 8,034 16,312 - - Restricted Stock Units
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 15 Jun 2024 8,034 21,720 (0%) 0% 0 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Payment of exercise price or tax liability using portion of securities received from the company at price $ 30.21 per share. 15 Jun 2024 3,307 18,413 (0%) 0% 30.2 99,904 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 15 Jun 2024 1,233 13,686 (0%) 0% 0 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 15 Jun 2024 1,233 8,631 - - Restricted Stock Units
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 15 Mar 2024 1,233 9,864 - - Restricted Stock Units
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 15 Mar 2024 1,233 12,882 (0%) 0% 0 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Payment of exercise price or tax liability using portion of securities received from the company at price $ 17.74 per share. 15 Mar 2024 429 12,453 (0%) 0% 17.7 7,610 Common Stock
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 15 Jan 2024 3,308 3,309 - - RESTRICTED STOCK UNITS
Guardant Health Inc
Brian Michael Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 15 Jan 2024 3,308 13,005 (0%) 0% 0 COMMON STOCK
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Payment of exercise price or tax liability using portion of securities received from the company at price $ 24.20 per share. 15 Jan 2024 1,356 11,649 (0%) 0% 24.2 32,815 COMMON STOCK
Guardant Health Inc
Brian Bell Michael Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 15 Dec 2023 1,233 11,097 - - RESTRICTED STOCK UNITS
Guardant Health Inc
Michael Brian Bell Chief Financial Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 15 Dec 2023 1,233 10,124 (0%) 0% 0 COMMON STOCK
Guardant Health Inc
Brian Michael Bell Chief Financial Officer Payment of exercise price or tax liability using portion of securities received from the company at price $ 28.19 per share. 15 Dec 2023 427 9,697 (0%) 0% 28.2 12,037 COMMON STOCK
Guardant Health Inc
Brian Bell Michael Chief Financial Officer Grant, award, or other acquisition of securities at price $ 0.00 per share. 13 Dec 2023 37,326 37,326 - - STOCK OPTION (RIGHT TO BUY)
Guardant Health Inc
Michael Bell Brian Chief Financial Officer Grant, award, or other acquisition of securities at price $ 0.00 per share. 13 Dec 2023 24,884 24,884 - - RESTRICTED STOCK UNITS
*All Values are in $ Million
Client Category: Promoter/ KMP/ Director / Immediate Relatives / Employee / etc  
Security Type: Share/ Warrants / Convertible Debentures
Data as reported to USA Exchanges
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