Guardant Health, Inc.
GH- Exchange
- Nasdaq
- Industry
- Services-Medical Laboratories
- SEC CIK
- 0001576280
In the last 90 days, Guardant Health, Inc. insiders filed 0 open-market purchases and 12 sales; 599 institutions reported holding it in 13F filings for Q2 2026, worth $20.0B in total; ARK Invest is the only superinvestor holding it.
Open-market trades, last 90 days
Open-market purchases (P) and sales (S) by Guardant Health, Inc. insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.
- Open-market buys
- 0 filings
- Open-market sells
- 12 filings
- 10 insiders, $30.7M in total
- Insiders trading
- 10
- Net value
- −$30.7M
- Purchases minus sales
Insider roster
Directors, officers and 10% owners who have filed a Form 4 for Guardant Health, Inc., current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.
| Name | Title | Last reported holding | Last filing | Filings, past year |
|---|---|---|---|---|
| Mignone Roberto | Director | 10,274 | Sep 22, 2026 | 12 |
| Hidalgo Medina Manuel | Director | 5,020 | Sep 21, 2026 | 18 |
| Chudova Darya | Chief Technology Officer | 70,635 | Sep 17, 2026 | 10 |
| Krognes Steve E. | Director | 7,906 | Sep 17, 2026 | 13 |
| Azar Alex M II | Director | 825 | Sep 17, 2026 | 3 |
| Tariq Musa | Director | 11,449 | Sep 17, 2026 | 18 |
| Kalia Kumud | Chief Information Officer | 39,794 | Sep 14, 2026 | 14 |
| Eltoukhy Helmy | Co-Chief Executive Officer | 1,940,934Indirect | Aug 27, 2026 | 9 |
| Talasaz AmirAli | Co-Chief Executive Officer | 37,500Indirect | Aug 24, 2026 | 11 |
| Monroe Terilyn J. | Chief People Officer | 22,979 | Aug 13, 2026 | 11 |
| Saia John G. | Chief Legal Officer | 38,991 | Aug 12, 2026 | 13 |
| Freeman Chris | Chief Commercial Officer | 65,374 | Aug 11, 2026 | 11 |
| Clark Ian T | Director | 2,975Indirect | Aug 5, 2026 | 4 |
| Bell Michael Brian | Chief Financial Officer | 51,816 | Jul 2, 2026 | 10 |
| Potter Myrtle S | Director | 20,971 | Jun 23, 2026 | 4 |
| Gadde Vijaya | Director | 28,517 | Jun 22, 2026 | 1 |
| Joyce Meghan V. | Director | 15,386 | Jun 22, 2026 | 2 |
| Eagle Craig | Chief Medical Officer | 72,001 | Apr 2, 2026 | 5 |
| Merrill Amelia | SVP, People | 27,475 | Mar 4, 2024 | 0 |
| Dahne-Steuber Ines | Chief Operating Officer | – | Aug 8, 2023 | 0 |
| Kaul Samir | Director | 11,404 | Jun 16, 2023 | 0 |
| Meresman Stanley J | Director | 5,873 | Jun 17, 2022 | 0 |
| Jallal Bahija | Director | 7,408 | Jun 17, 2022 | 0 |
Insider trades
Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Mar 16, 2023 (view filing) | Mar 14-15 | 2 days | Eltoukhy HelmyCo-Chief Executive Officer | PPurchase | +93.1K | $26.31 | +$2.45M | +4.8%2.05M after | 2 lots |
| Mar 15, 2023 (view filing) | Mar 13-14 | 2 days | Talasaz AmirAliCo-Chief Executive Officer | PPurchase | +48.5K | $25.79 | +$1.25M | +2.6%1.90M after | 3 lots |
| Mar 15, 2023 (view filing) | Mar 13-14 | 2 days | Talasaz AmirAliCo-Chief Executive Officer | PPurchase | +48.5K | $25.79 | +$1.25M | New position24.3K after | 6 lots |
| Mar 3, 2023 (view filing) | Mar 3 | Same day | Kalia KumudChief Information Officer | SSale | −6.50K | $31.92 | −$207.5K | −83.8%1.26K after | |
| Nov 17, 2022 (view filing) | Nov 15 | 2 days | Kalia KumudChief Information Officer | SSale | −3.13K | $51.87 | −$162.1K | −13.4%20.1K after | |
| Aug 19, 2022 (view filing) | Aug 17 | 2 days | Kalia KumudChief Information Officer | SSale | −2.00K | $51.39 | −$102.8K | −9.7%18.5K after | |
| Aug 15, 2022 (view filing) | Aug 11-12 | 4 days | Merrill AmeliaSVP, People | SSale | −9.00K | $53.85 | −$484.6K | −30.8%20.2K after | 2 lots |
| Mar 14, 2022 (view filing) | Mar 10 | 4 days | Meresman Stanley JDirector | SSale | −4.93K | $58.74 | −$289.8K | −54.9%4.06K after | |
| Feb 14, 2022 (view filing) | Feb 10 | 4 days | Meresman Stanley JDirector | SSale | −4.93K | $73.80 | −$364.1K | −54.9%4.06K after | |
| Jan 12, 2022 (view filing) | Jan 10 | 2 days | Meresman Stanley JDirector | SSale | −4.93K | $86.08 | −$424.7K | −54.9%4.06K after | |
| Dec 14, 2021 (view filing) | Dec 10 | 4 days | Meresman Stanley JDirector | SSale | −4.93K | $95.59 | −$471.6K | −54.9%4.06K after | |
| Nov 23, 2021 (view filing) | Nov 19-23 | 4 days | Eltoukhy HelmyCo-Chief Executive Officer | PPurchase | +104.5K | $96.15 | +$10.0M | +5.6%1.96M after | 8 lots |
| Nov 23, 2021 (view filing) | Nov 19-23 | 4 days | Talasaz AmirAliCo-Chief Executive Officer | PPurchase | +104.5K | $96.12 | +$10.0M | +6.0%1.85M after | 8 lots |
| Nov 12, 2021 (view filing) | Nov 10 | 2 days | Meresman Stanley JDirector | SSale | −4.93K | $106.38 | −$524.9K | −54.9%4.06K after | |
| Oct 13, 2021 (view filing) | Oct 11 | 2 days | Meresman Stanley JDirector | SSale | −4.93K | $103.59 | −$511.1K | −54.9%4.06K after | |
| Sep 14, 2021 (view filing) | Sep 10 | 4 days | Meresman Stanley JDirector | SSale | −4.93K | $129.78 | −$640.3K | −54.9%4.06K after | 3 lots |
| Sep 3, 2021 (view filing) | Sep 1 | 2 days | Clark Ian TDirector | SSale | −1.08K | $130.00 | −$139.9K | −100.0%0 after | |
| Aug 12, 2021 (view filing) | Aug 10 | 2 days | Meresman Stanley JDirector | SSale | −4.93K | $114.31 | −$564.0K | −54.9%4.06K after | |
| Jul 14, 2021 (view filing) | Jul 12 | 2 days | Meresman Stanley JDirector | SSale | −4.93K | $124.27 | −$613.1K | −54.9%4.06K after | |
| Jul 1, 2021 (view filing) | Jun 29 | 2 days | Clark Ian TDirector | SSale | −10.6K | $130.00 | −$1.37M | −100.0%0 after |