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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.

Insider roster for Guardant Health, Inc.
NameTitleLast reported holdingLast filingFilings, past year
Mignone RobertoDirector10,274Sep 22, 202612
Hidalgo Medina ManuelDirector5,020Sep 21, 202618
Chudova DaryaChief Technology Officer70,635Sep 17, 202610
Krognes Steve E.Director7,906Sep 17, 202613
Azar Alex M IIDirector825Sep 17, 20263
Tariq MusaDirector11,449Sep 17, 202618
Kalia KumudChief Information Officer39,794Sep 14, 202614
Eltoukhy HelmyCo-Chief Executive Officer1,940,934IndirectAug 27, 20269
Talasaz AmirAliCo-Chief Executive Officer37,500IndirectAug 24, 202611
Monroe Terilyn J.Chief People Officer22,979Aug 13, 202611
Saia John G.Chief Legal Officer38,991Aug 12, 202613
Freeman ChrisChief Commercial Officer65,374Aug 11, 202611
Clark Ian TDirector2,975IndirectAug 5, 20264
Bell Michael BrianChief Financial Officer51,816Jul 2, 202610
Potter Myrtle SDirector20,971Jun 23, 20264
Gadde VijayaDirector28,517Jun 22, 20261
Joyce Meghan V.Director15,386Jun 22, 20262
Eagle CraigChief Medical Officer72,001Apr 2, 20265
Merrill AmeliaSVP, People27,475Mar 4, 20240
Dahne-Steuber InesChief Operating Officer–Aug 8, 20230
Kaul SamirDirector11,404Jun 16, 20230
Meresman Stanley JDirector5,873Jun 17, 20220
Jallal BahijaDirector7,408Jun 17, 20220

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.

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Dec 8, 2025 (view filing)Dec 53 daysBell Michael BrianChief Financial OfficerSSale−80.4K$103.14−$8.29M−74.1%28.1K after12 lots
Dec 8, 2025 (view filing)Dec 53 daysClark Ian TDirectorSSale−28.6K$107.19−$3.07M−74.4%9.85K after3 lots
Dec 3, 2025 (view filing)Dec 12 daysMonroe Terilyn J.Chief People OfficerSSale−55.2K$105.97−$5.85M−72.5%20.9K after7 lots10b5-1
Nov 20, 2025 (view filing)Nov 191 dayTariq MusaDirectorSSale−116$96.25−$11.2K−1.5%7.86K after10b5-1
Nov 10, 2025 (view filing)Nov 73 daysHidalgo Medina ManuelDirectorSSale−1.50K$95.19−$142.8K−64.8%815 after2 lots
Nov 10, 2025 (view filing)Nov 73 daysSaia John G.Chief Legal OfficerSSale−9.00K$96.25−$865.9K−17.2%43.2K after
Oct 20, 2025 (view filing)Oct 173 daysTariq MusaDirectorSSale−116$66.95−$7.77K−1.5%7.72K after10b5-1
Oct 20, 2025 (view filing)Oct 173 daysPotter Myrtle SDirectorSSale−26$66.95−$1.74K−0.1%18.3K after10b5-1
Sep 17, 2025 (view filing)Sep 17Same dayTariq MusaDirectorSSale−116$55.63−$6.45K−1.5%7.59K after10b5-1
Sep 17, 2025 (view filing)Sep 17Same dayPotter Myrtle SDirectorSSale−26$55.63−$1.45K−0.1%18.3K after10b5-1
Sep 15, 2025 (view filing)Sep 123 daysHidalgo Medina ManuelDirectorSSale−2.17K$54.16−$117.3K−71.8%851 after
Sep 11, 2025 (view filing)Sep 92 daysEltoukhy HelmyCo-Chief Executive OfficerSSale−300.0K$59.45−$17.8M−12.4%2.12M after2 lots
Sep 3, 2025 (view filing)Sep 21 dayJoyce Meghan V.DirectorSSale−100$65.84−$6.58K−0.9%11.2K after10b5-1
Aug 22, 2025 (view filing)Aug 211 dayKalia KumudChief Information OfficerSSale−2.00K$61.76−$123.5K−9.8%18.5K after
Aug 20, 2025 (view filing)Aug 191 dayTariq MusaDirectorSSale−116$59.02−$6.85K−1.5%7.46K after10b5-1
Aug 20, 2025 (view filing)Aug 191 dayPotter Myrtle SDirectorSSale−26$59.02−$1.53K−0.1%18.2K after10b5-1
Jul 18, 2025 (view filing)Jul 171 dayTariq MusaDirectorSSale−116$48.20−$5.59K−1.6%7.32K after10b5-1
Jul 18, 2025 (view filing)Jul 171 dayPotter Myrtle SDirectorSSale−26$48.20−$1.25K−0.1%18.2K after10b5-1
Jul 2, 2025 (view filing)Jul 11 dayTalasaz AmirAliCo-Chief Executive OfficerSSale−100.0K$50.87−$5.09M−4.8%1.97M after2 lots10b5-1
Jun 20, 2025 (view filing)Jun 182 daysTariq MusaDirectorSSale−3.21K$49.47−$158.9K−30.9%7.19K after10b5-1
Jun 20, 2025 (view filing)Jun 182 daysPotter Myrtle SDirectorSSale−26$49.47−$1.29K−0.1%18.2K after10b5-1
Jun 20, 2025 (view filing)Jun 173 daysClark Ian TDirectorSSale−6.67K$48.38−$322.8K−40.4%9.85K after10b5-1
Jun 16, 2025 (view filing)Jun 16Same dayPotter Myrtle SDirectorSSale−2.63K$49.70−$130.5K−12.6%18.2K after10b5-1
Jun 16, 2025 (view filing)Jun 133 daysJoyce Meghan V.DirectorSSale−3.34K$47.22−$157.6K−23.0%11.2K after10b5-1
Jun 9, 2025 (view filing)Jun 5-94 daysTalasaz AmirAliCo-Chief Executive OfficerSSale−119.3K$50.08−$5.97M−5.4%2.07M after3 lots10b5-1
Jun 5, 2025 (view filing)Jun 32 daysKalia KumudChief Information OfficerSSale−4.00K$46.39−$185.6K−17.6%18.8K after
Jun 3, 2025 (view filing)Jun 21 dayJoyce Meghan V.DirectorSSale−100$41.66−$4.17K−1.3%7.75K after10b5-1
May 20, 2025 (view filing)May 191 dayTariq MusaDirectorSSale−116$40.04−$4.64K−3.2%3.48K after10b5-1
May 5, 2025 (view filing)May 1-24 daysTalasaz AmirAliCo-Chief Executive OfficerSSale−120.7K$49.18−$5.94M−5.2%2.19M after7 lots10b5-1
Apr 18, 2025 (view filing)Apr 171 dayTariq MusaDirectorSSale−116$44.79−$5.20K−3.4%3.35K after10b5-1
Mar 20, 2025 (view filing)Mar 191 dayTariq MusaDirectorSSale−116$43.70−$5.07K−3.5%3.21K after10b5-1
Mar 18, 2025 (view filing)Mar 171 dayKalia KumudChief Information OfficerSSale−3.50K$43.16−$151.1K−15.1%19.7K after
Mar 5, 2025 (view filing)Mar 32 daysJoyce Meghan V.DirectorSSale−100$42.71−$4.27K−1.3%7.65K after10b5-1
Feb 21, 2025 (view filing)Feb 201 dayTariq MusaDirectorSSale−116$48.33−$5.61K−3.6%3.08K after10b5-1
Jan 21, 2025 (view filing)Jan 174 daysTariq MusaDirectorSSale−116$37.58−$4.36K−3.8%2.94K after10b5-1
Dec 19, 2024 (view filing)Dec 181 dayTariq MusaDirectorSSale−116$34.85−$4.04K−4.0%2.81K after10b5-1
Dec 16, 2024 (view filing)Dec 133 daysTariq MusaDirectorSSale−2.32K$35.00−$81.2K−46.4%2.68K after10b5-1
Dec 3, 2024 (view filing)Dec 21 dayJoyce Meghan V.DirectorSSale−100$35.90−$3.59K−1.3%7.55K after10b5-1
Nov 19, 2024 (view filing)Nov 181 dayKalia KumudChief Information OfficerSSale−7.00K$29.25−$204.8K−28.3%17.7K after
Nov 14, 2024 (view filing)Nov 131 dayJoyce Meghan V.DirectorSSale−2.90K$29.90−$86.6K−27.5%7.65K after10b5-1
Nov 14, 2024 (view filing)Nov 122 daysClark Ian TDirectorSSale−8.32K$29.45−$245.0K−49.7%8.44K after2 lots
Jun 5, 2024 (view filing)Jun 41 dayJoyce Meghan V.DirectorSSale−100$27.87−$2.79K−2.1%4.62K after10b5-1
Mar 19, 2024 (view filing)Mar 181 dayKalia KumudChief Information OfficerPPurchase+2.19K$17.82+$39.0K+20.8%12.7K after
Mar 5, 2024 (view filing)Mar 41 dayJoyce Meghan V.DirectorSSale−100$19.05−$1.91K−2.2%4.52K after10b5-1
Dec 5, 2023 (view filing)Dec 41 dayJoyce Meghan V.DirectorSSale−100$26.34−$2.63K−2.2%4.42K after10b5-1
Dec 4, 2023 (view filing)Dec 13 daysKalia KumudChief Information OfficerSSale−5.80K$26.37−$152.9K−49.5%5.93K after
Sep 13, 2023 (view filing)Sep 121 dayKalia KumudChief Information OfficerSSale−2.13K$32.59−$69.3K−21.4%7.81K after
Sep 6, 2023 (view filing)Sep 51 dayJoyce Meghan V.DirectorSSale−100$35.01−$3.50K−2.3%4.32K after10b5-1
Jun 16, 2023 (view filing)Jun 151 dayJoyce Meghan V.DirectorSSale−2.77K$37.55−$103.9K−39.6%4.22K after10b5-1
Jun 13, 2023 (view filing)Jun 94 daysKalia KumudChief Information OfficerPPurchase+2.98K$32.71+$97.5K+134.8%5.19K after2 lots