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Guardant Health, Inc. (GH) XNAS SERVICES-MEDICAL LABORATORIES Net insider selling (90d)
About Guardant Health, Inc. (GH) Guardant Health, based in Redwood City, California, is a leader in liquid-based cancer tests for clinical and research use. The company's main franchises are Guardant360 for genomic profiling of tumors, Reveal for molecular residual disease testing, and Shield for colorectal cancer screening. Additionally, Guardant offers research development services such as regulatory approval consultancy and clinical trial referrals.
Headquarters PALO ALTO, CA
Employees 2,506
Listed 2018
Exchange XNAS https://www.guardanthealth.com SEC filings for GH on EDGAR
90-Day SEC Filing Activity Form 4 transaction type Transactions Shares Total value Open-market purchase 1 600 $78K Open-market sale 44 558,052 $83.78M Grant or award 8 21,688
GH Insider Transactions (Form 4) 93 218 Form 4 filings on record, the earliest from Oct 1, 2024, newest first. Filing history page 2 of 3.
Date Insider Transaction Security Shares Price Value Jun 17, 2026 MP Myrtle S. Potter - Director Option exercise Common Stock
Recent GH Form 8-K Filings 5
Recent GH Form 144 Notices of Proposed Sale 3 A Form 144 is notice of an INTENDED sale, not a completed one. It often precedes the Form 4 that reports the trade actually happening.
Filed Filer Relationship Shares Market value Notice Aug 21, 2026 Talasaz AmirAli Officer 37,500 $6.34M View on EDGAR Aug 17, 2026 Tariq Musa Director
What is the latest insider trade for GH? Guardant Health, Inc. (GH) had 50 insider filings in the last 90 days, with the most recent on 2026-08-27. The full record for GH runs to 218 Form 4 filings, the earliest from 2024-10-01. InsiderAlpha tracks every Form 4, Form 144, and 8-K filing in real time.
How many insiders are buying GH stock? 1 insider purchase of GH was filed in the last 90 days, totaling $78K.
How many insiders are selling GH stock? 44 insider sales of GH were filed in the last 90 days, totaling $83.78M.
Where can I see GH SEC filings (Form 4, 10-K, 10-Q, 8-K)? This page tracks GH Form 4 insider transactions, Form 144 sale notices, and 8-K material event disclosures in one timeline. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
How can I follow GH insider buys? Create a free InsiderAlpha account and press Watch on this page to add GH to your watchlist. A free account also opens the full scored daily plan with every past day and 3 months of price history. No card is required. Sign up at https://insideralpha.ai/register.
More Health Care Companies with Insider Activity Every Form 4 below links to the original document on SEC EDGAR, so the numbers on this page can be checked against the filing they came from.
Related Companies - Recent Insider Activity What is SEC Form 4? The filing insiders must submit within two business days of a trade, and how to read its transaction codes. Track GH insider activity as it files Real-time Form 4 alerts, AI-scored daily trade ideas and 10b5-1 plan flags.
Sign up free Aug 21, 2026
MT Musa Tariq - Director Open-market sale $18K
Aug 17, 2026
Market cap $21.67B
P/E ratio -
Dividend yield -
Average volume 2.59M
52 week high $176.58
52 week low $53.40
Today's high $169.60
Today's low $160.23
Open $166.35
Volume 1.82M
Previous close $168.52
Shares outstanding 134.20M Market cap
$21.67B
2,506 employees
GH Insider Sentiment - Last 90 Days Share of open-market insider dollar volume that was buying versus selling, from SEC Form 4 filings.
0% Buying 100% Selling
1 insider purchase totaling $78K against 44 sales totaling $83.78M.
Most-Active GH Insiders - Last 90 Days 10 Option exercise 124 1,080,214
Tax withholding / forfeiture 14 59,812
Other acquisition / disposition 2 50,000
Dollar totals are shown for open-market purchases and sales only. Grants, option exercises, gifts and tax withholding are reported by share count because they are not trades at a market price.
Jun 17, 2026 MP Myrtle S. Potter - Director Option exercise Restricted Stock Units 4,203 $0.00 -
Jun 17, 2026 MP Myrtle S. Potter - Director Grant or award Restricted Stock Units 2,711 $0.00 -
Jun 17, 2026 RM Roberto Mignone - Director Option exercise Common Stock 4,203 $0.00 -
Jun 17, 2026 RM Roberto Mignone - Director Option exercise Restricted Stock Units 4,203 $0.00 -
Jun 17, 2026 RM Roberto Mignone - Director Grant or award Restricted Stock Units 2,711 $0.00 -
Jun 17, 2026 SK Steve E. Krognes - Director Grant or award Restricted Stock Units 2,711 $0.00 -
Jun 17, 2026 SK Steve E. Krognes - Director Option exercise Restricted Stock Units 4,203 $0.00 -
Jun 17, 2026 MJ Meghan V. Joyce - Director Option exercise Restricted Stock Units 4,203 $0.00 -
Jun 17, 2026 MJ Meghan V. Joyce - Director Option exercise Common Stock 4,203 $0.00 -
Jun 17, 2026 VG Vijaya Gadde - Director Option exercise Common Stock 4,203 $0.00 -
Jun 17, 2026 VG Vijaya Gadde - Director Option exercise Restricted Stock Units 4,203 $0.00 -
Jun 17, 2026 VG Vijaya Gadde - Director Grant or award Restricted Stock Units 2,711 $0.00 -
Jun 17, 2026 IC Ian T. Clark - Director Grant or award Restricted Stock Units 2,711 $0.00 -
Jun 17, 2026 IC Ian T. Clark - Director Option exercise Common Stock 5,092 $0.00 -
Jun 17, 2026 IC Ian T. Clark - Director Option exercise Restricted Stock Units 5,092 $0.00 -
Jun 17, 2026 AI Alex M. Azar II - Director Grant or award Restricted Stock Units 2,711 $0.00 -
Jun 15, 2026 KK Kumud Kalia - Officer Option exercise Restricted Stock Units 638 $0.00 -
Jun 15, 2026 KK Kumud Kalia - Officer Option exercise Common Stock 638 $0.00 -
Jun 15, 2026 KK Kumud Kalia - Officer Tax withholding / forfeiture Common Stock 314 $129.82 $41K
Jun 15, 2026 MT Musa Tariq - Director Option exercise Restricted Stock Units 250 $0.00 -
Jun 15, 2026 MT Musa Tariq - Director Option exercise Common Stock 250 $0.00 -
Jun 16, 2026 MT Musa Tariq - Director Open-market sale Common Stock 116 $130.19 $15K
Jun 15, 2026 JS John G. Saia - Officer Option exercise Common Stock 1,020 $0.00 -
Jun 15, 2026 JS John G. Saia - Officer Tax withholding / forfeiture Common Stock 535 $129.82 $69K
Jun 15, 2026 JS John G. Saia - Officer Option exercise Restricted Stock Units 1,020 $0.00 -
Jun 15, 2026 CF Chris Freeman - Officer Tax withholding / forfeiture Common Stock 594 $129.82 $77K
Jun 15, 2026 CF Chris Freeman - Officer Option exercise Common Stock 1,402 $0.00 -
Jun 15, 2026 CF Chris Freeman - Officer Option exercise Restricted Stock Units 1,402 $0.00 -
Jun 15, 2026 MB Michael Brian Bell - Officer Tax withholding / forfeiture Common Stock 1,096 $129.82 $142K
Jun 15, 2026 MB Michael Brian Bell - Officer Option exercise Restricted Stock Units 2,039 $0.00 -
Jun 11, 2026 KK Kumud Kalia - Officer Open-market sale Common Stock 3,418 $130.24 $445K
Jun 10, 2026 KK Kumud Kalia - Officer Open-market sale Common Stock 5,000 $130.41 $652K
Jun 5, 2026 HE Helmy Eltoukhy - Officer Open-market sale Common Stock 100 $132.55 $13K
Jun 5, 2026 HE Helmy Eltoukhy - Officer Open-market sale Common Stock 49,716 $125.57 $6.24M
Jun 5, 2026 HE Helmy Eltoukhy - Officer Open-market sale Common Stock 33,843 $126.33 $4.28M
Jun 5, 2026 HE Helmy Eltoukhy - Officer Open-market sale Common Stock 1,100 $127.02 $140K
Jun 5, 2026 HE Helmy Eltoukhy - Officer Open-market sale Common Stock 13,787 $128.25 $1.77M
Jun 5, 2026 HE Helmy Eltoukhy - Officer Open-market sale Common Stock 554 $130.21 $72K
Jun 5, 2026 HE Helmy Eltoukhy - Officer Open-market sale Common Stock 900 $131.78 $119K
Jun 4, 2026 SK Steve E. Krognes - Director Open-market sale Common Stock 9,294 $132.51 $1.23M
Jun 3, 2026 MJ Meghan V. Joyce - Director Option exercise Common Stock 1,197 $38.42 $46K
Jun 3, 2026 MJ Meghan V. Joyce - Director Option exercise Common Stock 8,803 $38.01 $335K
Jun 3, 2026 MJ Meghan V. Joyce - Director Open-market sale Common Stock 3,516 $126.52 $445K
Jun 3, 2026 MJ Meghan V. Joyce - Director Open-market sale Common Stock 5,728 $127.11 $728K
Jun 3, 2026 MJ Meghan V. Joyce - Director Open-market sale Common Stock 650 $128.02 $83K
Jun 3, 2026 MJ Meghan V. Joyce - Director Open-market sale Common Stock 106 $129.31 $14K
Jun 3, 2026 MJ Meghan V. Joyce - Director Option exercise Stock Option (Right to Buy) 1,197 $0.00 -
Jun 3, 2026 MJ Meghan V. Joyce - Director Option exercise Stock Option (Right to Buy) 8,803 $0.00 -
May 31, 2026 SK Steve E. Krognes - Director Option exercise Restricted Stock Units 154 $0.00 -
May 27, 2026 JS John G. Saia - Officer Open-market sale Common Stock 9,994 $125.08 $1.25M
May 27, 2026 JS John G. Saia - Officer Open-market sale Common Stock 6 $126.08 $756
May 22, 2026 CF Chris Freeman - Officer Option exercise Common Stock 24,406 $32.86 $802K
May 22, 2026 CF Chris Freeman - Officer Open-market sale Common Stock 24,406 $118.67 $2.90M
May 22, 2026 CF Chris Freeman - Officer Option exercise Stock Option (Right to Buy) 24,406 $0.00 -
May 20, 2026 JS John G. Saia - Officer Open-market sale Common Stock 5,632 $105.34 $593K
May 20, 2026 JS John G. Saia - Officer Open-market sale Common Stock 7,187 $106.71 $767K
May 20, 2026 JS John G. Saia - Officer Open-market sale Common Stock 7,181 $107.23 $770K
May 20, 2026 AT Amirali Talasaz - Officer Open-market sale Common Stock 200 $100.95 $20K
May 20, 2026 AT Amirali Talasaz - Officer Open-market sale Common Stock 900 $102.57 $92K
May 20, 2026 AT Amirali Talasaz - Officer Open-market sale Common Stock 1,366 $103.82 $142K
May 20, 2026 AT Amirali Talasaz - Officer Open-market sale Common Stock 11,919 $105.01 $1.25M
May 20, 2026 AT Amirali Talasaz - Officer Open-market sale Common Stock 1,200 $105.88 $127K
May 20, 2026 AT Amirali Talasaz - Officer Open-market sale Common Stock 37,163 $111.14 $4.13M
May 20, 2026 AT Amirali Talasaz - Officer Open-market sale Common Stock 37,900 $112.02 $4.25M
May 20, 2026 AT Amirali Talasaz - Officer Open-market sale Common Stock 26,352 $112.76 $2.97M
May 20, 2026 AT Amirali Talasaz - Officer Open-market sale Common Stock 21,171 $106.99 $2.27M
May 20, 2026 AT Amirali Talasaz - Officer Open-market sale Common Stock 33,069 $108.11 $3.57M
May 20, 2026 AT Amirali Talasaz - Officer Open-market sale Common Stock 9,852 $108.97 $1.07M
May 20, 2026 AT Amirali Talasaz - Officer Open-market sale Common Stock 28,908 $110.10 $3.18M
May 20, 2026 IC Ian T. Clark - Director Open-market sale Common Stock 6,876 $106.90 $735K
May 15, 2026 MT Musa Tariq - Director Option exercise Common Stock 250 $0.00 -
May 18, 2026 MT Musa Tariq - Director Open-market sale Common Stock 116 $95.96 $11K
May 15, 2026 MT Musa Tariq - Director Option exercise Restricted Stock Units 250 $0.00 -
May 15, 2026 DC Darya Chudova - Officer Option exercise Common Stock 8,705 $0.00 -
May 15, 2026 DC Darya Chudova - Officer Tax withholding / forfeiture Common Stock 4,679 $94.92 $444K
May 15, 2026 DC Darya Chudova - Officer Option exercise Restricted Stock Units 8,705 $0.00 -
$GOVX
GeoVax Labs, Inc.
$CELC
Celcuity Inc.
Amirali Talasaz - OfficerOpen-market sale$1.52M
Myrtle S. Potter - Director
