Guardant Health, Inc. insider trading
GH$177.80+3.05 (+1.75%)
“Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise.”
Insider Trading vs Stock Price
Insider Trading vs Stock Price data
Showing the 1Y range: Oct 2, 2025 to Oct 2, 2026. Price (+189.3%). 0 insider transactions plotted in this window as 0 markers; nearby trades of the same kind are grouped.
| Date | Category | Person | Role | Action | Amount | Change in holding |
|---|
Open market purchase
Open market sellNet dollar flow · Buy / Sell balance
PremiumQ2 '25Q3 '25Q4 '25Q1 '26Q2 '26Q3 '26
Unlock quarterly net flowKey players
- HEHelmy Eltoukhy1.4598%
- ATAmirAli Talasaz1.3729%
- DCDarya Chudova0.0554%
- CECraig Eagle0.0537%
- CFChris Freeman0.0519%
- MBMichael Brian Bell0.0411%
- KKKumud Kalia0.0319%
- JGJohn G. Saia0.0316%
- VGVijaya Gadde0.0213%
- TJTerilyn J. Monroe0.0186%
AI Activity Analysis
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Insider activity
Fromto
| Company | Insider / role | Action | ΔOwn | Avg price | Amount | ||
|---|---|---|---|---|---|---|---|
| GH | Musa Tariq | Open market sell$20.3K | -1.0% | $175.00 | $20.3K | Sep 16, 2026 | Sep 17, 2026 |
| GH | Steve E. Krognes | Open market sell$172K | -10.9% | $177.48 | $172K | Sep 16, 2026 | Sep 17, 2026 |
| GH | Steve E. Krognes | Open market sell$229K | -12.8% | $176.34 | $229K | Sep 16, 2026 | Sep 17, 2026 |
| GH | Steve E. Krognes | Open market sell$579K | -24.5% | $175.42 | $579K | Sep 16, 2026 | Sep 17, 2026 |
| GH | Steve E. Krognes | Open market sell$192K | -7.6% | $174.46 | $192K | Sep 16, 2026 | Sep 17, 2026 |
| GH | Alex M. Azar II | Open market sell$145K | -50.0% | $175.00 | $145K | Sep 16, 2026 | Sep 17, 2026 |
| GH | Darya Chudova | Open market sell$1.38M | -9.9% | $178.00 | $1.38M | Sep 15, 2026 | Sep 17, 2026 |
| GH | Kumud Kalia | Open market sell$632K | -9.1% | $158.05 | $632K | Sep 11, 2026 | Sep 14, 2026 |
| GH | AmirAli Talasaz | Open market sell$1.29M | -16.8% | $170.29 | $1.29M | Aug 21, 2026 | Aug 24, 2026 |
| GH | AmirAli Talasaz | Open market sell$3.53M | -31.7% | $169.16 | $3.53M | Aug 21, 2026 | Aug 24, 2026 |
| GH | AmirAli Talasaz | Open market sell$1.52M | -12.0% | $168.20 | $1.52M | Aug 21, 2026 | Aug 24, 2026 |
| GH | Musa Tariq | Open market sell$18.1K | -1.0% | $156.45 | $18.1K | Aug 17, 2026 | Aug 18, 2026 |
| GH | Musa Tariq | Open market sell$18.9K | -1.0% | $163.29 | $18.9K | Jul 16, 2026 | Jul 16, 2026 |
| GH | Musa Tariq | Open market sell$256K | -15.0% | $131.16 | $256K | Jun 22, 2026 | Jun 23, 2026 |
| GH | Myrtle S. Potter | Open market sell$204K | -6.9% | $131.16 | $204K | Jun 22, 2026 | Jun 23, 2026 |
| GH | Musa Tariq | Open market sell$15.1K | -1.3% | $130.19 | $15.1K | Jun 16, 2026 | Jun 16, 2026 |
| GH | Kumud Kalia | Open market sell$78.6K | -1.5% | $131.08 | $78.6K | Jun 15, 2026 | Jun 30, 2026 |
| GH | Kumud Kalia | Open market purchase$78.5K | +1.5% | $130.76 | $78.5K | Jun 15, 2026 | Jun 30, 2026 |
| GH | Kumud Kalia | Open market sell$445K | -7.7% | $130.24 | $445K | Jun 11, 2026 | Jun 15, 2026 |
| GH | Kumud Kalia | Open market sell$78.5K | -1.5% | $130.86 | $78.5K | Jun 10, 2026 | Jun 30, 2026 |
| GH | Kumud Kalia | Open market sell$652K | -10.1% | $130.41 | $652K | Jun 10, 2026 | Jun 12, 2026 |
| GH | Helmy Eltoukhy | Open market sell$13.3K | 0.0% | $132.55 | $13.3K | Jun 5, 2026 | Jun 8, 2026 |
| GH | Helmy Eltoukhy | Open market sell$119K | 0.0% | $131.78 | $119K | Jun 5, 2026 | Jun 8, 2026 |
| GH | Helmy Eltoukhy | Open market sell$72.1K | 0.0% | $130.21 | $72.1K | Jun 5, 2026 | Jun 8, 2026 |
| GH | Helmy Eltoukhy | Open market sell$1.77M | -0.7% | $128.25 | $1.77M | Jun 5, 2026 | Jun 8, 2026 |
| GH | Helmy Eltoukhy | Open market sell$140K | -0.1% | $127.02 | $140K | Jun 5, 2026 | Jun 8, 2026 |
| GH | Helmy Eltoukhy | Open market sell$4.28M | -1.6% | $126.33 | $4.28M | Jun 5, 2026 | Jun 8, 2026 |
| GH | Helmy Eltoukhy | Open market sell$6.24M | -2.4% | $125.57 | $6.24M | Jun 5, 2026 | Jun 8, 2026 |
| GH | Michael Brian Bell | Open market sell$257K | -4.0% | $128.62 | $257K | Jun 5, 2026 | Jun 8, 2026 |
| GH | Steve E. Krognes | Open market sell$1.23M | -47.6% | $132.51 | $1.23M | Jun 4, 2026 | Jun 5, 2026 |
| GH | Medina Manuel Hidalgo | Open market sell$130K | -61.0% | $130.06 | $130K | May 28, 2026 | May 29, 2026 |
| GH | John G. Saia | Open market sell$756 | 0.0% | $126.08 | $756 | May 27, 2026 | May 28, 2026 |
| GH | John G. Saia | Open market sell$1.25M | -21.8% | $125.08 | $1.25M | May 27, 2026 | May 28, 2026 |
| GH | AmirAli Talasaz | Open market sell$2.97M | -1.4% | $112.76 | $2.97M | May 20, 2026 | May 22, 2026 |
| GH | AmirAli Talasaz | Open market sell$4.25M | -1.9% | $112.02 | $4.25M | May 20, 2026 | May 22, 2026 |
| GH | AmirAli Talasaz | Open market sell$4.13M | -1.9% | $111.14 | $4.13M | May 20, 2026 | May 22, 2026 |
| GH | AmirAli Talasaz | Open market sell$3.18M | -1.4% | $110.10 | $3.18M | May 20, 2026 | May 22, 2026 |
| GH | AmirAli Talasaz | Open market sell$1.07M | -0.5% | $108.97 | $1.07M | May 20, 2026 | May 22, 2026 |
| GH | AmirAli Talasaz | Open market sell$3.58M | -1.6% | $108.11 | $3.58M | May 20, 2026 | May 22, 2026 |
| GH | AmirAli Talasaz | Open market sell$2.27M | -1.0% | $106.99 | $2.27M | May 20, 2026 | May 22, 2026 |
| GH | AmirAli Talasaz | Open market sell$127K | -0.1% | $105.88 | $127K | May 20, 2026 | May 22, 2026 |
| GH | AmirAli Talasaz | Open market sell$1.25M | -0.6% | $105.01 | $1.25M | May 20, 2026 | May 22, 2026 |
| GH | AmirAli Talasaz | Open market sell$142K | -0.1% | $103.82 | $142K | May 20, 2026 | May 22, 2026 |
| GH | AmirAli Talasaz | Open market sell$92.3K | 0.0% | $102.57 | $92.3K | May 20, 2026 | May 22, 2026 |
| GH | AmirAli Talasaz | Open market sell$20.2K | 0.0% | $100.95 | $20.2K | May 20, 2026 | May 22, 2026 |
| GH | John G. Saia | Open market sell$770K | -13.5% | $107.23 | $770K | May 20, 2026 | May 22, 2026 |
| GH | John G. Saia | Open market sell$767K | -11.9% | $106.71 | $767K | May 20, 2026 | May 22, 2026 |
| GH | John G. Saia | Open market sell$593K | -8.5% | $105.34 | $593K | May 20, 2026 | May 22, 2026 |
| GH | Ian T. Clark | Open market sell$735K | -69.8% | $106.90 | $735K | May 20, 2026 | May 22, 2026 |
| GH | Musa Tariq | Open market sell$11.1K | -1.3% | $95.96 | $11.1K | May 18, 2026 | May 19, 2026 |