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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 1 open-market purchase and 14 sales; 626 institutions reported holding it in 13F filings for Q2 2026, worth $22.1B 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
1 filing
1 insider, $78.5K in total
Open-market sells
14 filings
10 insiders, $70.2M in total
Insiders trading
10
Net value
−$70.1M
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
Sep 17, 2026 (view filing)5:11 PM ETSep 152 daysChudova DaryaChief Technology OfficerSSale−7.74K$178.00−$1.38M−9.9%70.6K after
Sep 17, 2026 (view filing)5:10 PM ETSep 161 dayKrognes Steve E.DirectorSSale−6.67K$175.74−$1.17M−45.8%7.91K after4 lots
Sep 17, 2026 (view filing)5:09 PM ETSep 161 dayAzar Alex M IIDirectorSSale−826$175.00−$144.6K−50.0%825 after10b5-1
Sep 17, 2026 (view filing)5:09 PM ETSep 161 dayTariq MusaDirectorSSale−116$175.00−$20.3K−1.0%11.4K after10b5-1
Sep 14, 2026 (view filing)6:11 PM ETSep 113 daysKalia KumudChief Information OfficerSSale−4.00K$158.05−$632.2K−9.1%39.8K after
Aug 24, 2026 (view filing)5:21 PM ETAug 213 daysTalasaz AmirAliCo-Chief Executive OfficerSSale−37.5K$169.16−$6.34M−50.0%37.5K after3 lots
Aug 18, 2026 (view filing)6:14 PM ETAug 171 dayTariq MusaDirectorSSale−116$156.45−$18.1K−1.0%11.3K after10b5-1
Aug 13, 2026 (view filing)7:21 PM ETAug 121 dayMonroe Terilyn J.Chief People OfficerSSale−46.3K$165.12−$7.65M−66.8%23.0K after5 lots
Aug 11, 2026 (view filing)6:22 PM ETAug 101 dayFreeman ChrisChief Commercial OfficerSSale−63.6K$169.58−$10.8M−49.3%65.4K after4 lots
Aug 6, 2026 (view filing)5:06 PM ETAug 51 dayHidalgo Medina ManuelDirectorSSale−1.70K$164.24−$279.2K−27.2%4.56K after2 lots
Aug 5, 2026 (view filing)5:05 PM ETAug 41 dayClark Ian TDirectorSSale−14.2K$158.92−$2.25M−82.7%2.98K after2 lots
Jul 16, 2026 (view filing)4:56 PM ETJul 16Same dayTariq MusaDirectorSSale−116$163.29−$18.9K−1.0%11.2K after10b5-1
Jun 30, 2026 (view filing)Jun 10-1520 daysLateKalia KumudChief Information OfficerSSale−1.20K$130.97−$157.2K−2.9%40.8K after2 lots
Jun 30, 2026 (view filing)Jun 1515 daysLateKalia KumudChief Information OfficerPPurchase+600$130.76+$78.5K+1.5%41.4K after
Jun 30, 2026 (view filing)Jun 26-294 daysTalasaz AmirAliCo-Chief Executive OfficerSSale−260.0K$151.20−$39.3M−12.1%1.88M after6 lots10b5-1
Jun 23, 2026 (view filing)Jun 221 dayTariq MusaDirectorSSale−1.95K$131.16−$255.9K−15.0%11.0K after10b5-1
Jun 23, 2026 (view filing)Jun 221 dayPotter Myrtle SDirectorSSale−1.56K$131.16−$204.1K−6.9%21.0K after10b5-1
Jun 16, 2026 (view filing)Jun 16Same dayTariq MusaDirectorSSale−116$130.19−$15.1K−1.3%8.80K after10b5-1
Jun 15, 2026 (view filing)Jun 114 daysKalia KumudChief Information OfficerSSale−3.42K$130.24−$445.2K−7.7%41.1K after
Jun 12, 2026 (view filing)Jun 102 daysKalia KumudChief Information OfficerSSale−5.00K$130.41−$652.0K−10.1%44.5K after
Jun 8, 2026 (view filing)Jun 53 daysEltoukhy HelmyCo-Chief Executive OfficerSSale−100.0K$126.30−$12.6M−4.7%2.01M after7 lots
Jun 8, 2026 (view filing)Jun 53 daysBell Michael BrianChief Financial OfficerSSale−2.00K$128.62−$257.2K−4.0%47.5K after
Jun 5, 2026 (view filing)Jun 41 dayKrognes Steve E.DirectorSSale−9.29K$132.51−$1.23M−47.6%10.2K after
Jun 4, 2026 (view filing)Jun 31 dayJoyce Meghan V.DirectorSSale−10.0K$126.99−$1.27M−47.2%11.2K after4 lots10b5-1
May 29, 2026 (view filing)May 281 dayHidalgo Medina ManuelDirectorSSale−1.00K$130.06−$130.1K−61.0%639 after
May 28, 2026 (view filing)May 271 daySaia John G.Chief Legal OfficerSSale−10.0K$125.08−$1.25M−21.8%36.0K after2 lots10b5-1
May 26, 2026 (view filing)May 224 daysFreeman ChrisChief Commercial OfficerSSale−24.4K$118.67−$2.90M−28.9%60.0K after
May 22, 2026 (view filing)May 202 daysHidalgo Medina ManuelDirectorSSale−1.25K$107.09−$133.9K−43.3%1.64K after2 lots
May 22, 2026 (view filing)May 202 daysTalasaz AmirAliCo-Chief Executive OfficerSSale−210.0K$109.89−$23.1M−10.0%1.89M after12 lots10b5-1
May 22, 2026 (view filing)May 202 daysSaia John G.Chief Legal OfficerSSale−20.0K$106.51−$2.13M−30.3%46.0K after3 lots10b5-1
May 22, 2026 (view filing)May 202 daysClark Ian TDirectorSSale−6.88K$106.90−$735.0K−69.8%2.98K after
May 19, 2026 (view filing)May 181 dayTariq MusaDirectorSSale−116$95.96−$11.1K−1.3%8.66K after10b5-1
May 13, 2026 (view filing)May 121 dayTalasaz AmirAliCo-Chief Executive OfficerSSale−50.0K$100.32−$5.02M−2.3%2.10M after10b5-1
Apr 16, 2026 (view filing)Apr 16Same dayTariq MusaDirectorSSale−116$84.83−$9.84K−1.3%8.53K after10b5-1
Apr 7, 2026 (view filing)Apr 61 dayMonroe Terilyn J.Chief People OfficerSSale−3.83K$92.68−$355.1K−15.4%21.0K after10b5-1
Mar 19, 2026 (view filing)Mar 181 dayTariq MusaDirectorSSale−348$88.09−$30.7K−4.0%8.39K after10b5-1
Mar 17, 2026 (view filing)Mar 161 dayBell Michael BrianChief Financial OfficerSSale−3.00K$87.04−$261.1K−6.4%43.6K after
Mar 9, 2026 (view filing)Mar 63 daysHidalgo Medina ManuelDirectorSSale−1.30K$91.54−$119.0K−52.1%1.19K after2 lots
Mar 5, 2026 (view filing)Mar 41 dayKalia KumudChief Information OfficerSSale−40.0K$95.32−$3.81M−51.5%37.6K after2 lots
Jan 22, 2026 (view filing)Jan 211 dayMonroe Terilyn J.Chief People OfficerSSale−8.57K$114.10−$977.9K−29.0%21.0K after3 lots10b5-1
Jan 9, 2026 (view filing)Jan 72 daysMonroe Terilyn J.Chief People OfficerSSale−10.0K$112.08−$1.12M−32.3%21.0K after3 lots10b5-1
Dec 18, 2025 (view filing)Dec 171 dayTariq MusaDirectorSSale−116$101.46−$11.8K−1.4%7.99K after10b5-1
Dec 17, 2025 (view filing)Dec 152 daysChudova DaryaChief Technology OfficerSSale−5.45K$104.04−$567.1K−43.7%7.01K after
Dec 17, 2025 (view filing)Dec 152 daysEltoukhy HelmyCo-Chief Executive OfficerSSale−90.6K$103.82−$9.40M−4.2%2.05M after2 lots
Dec 10, 2025 (view filing)Dec 82 daysChudova DaryaChief Technology OfficerSSale−9.27K$106.00−$982.7K−42.7%12.5K after
Dec 10, 2025 (view filing)Dec 82 daysChudova DaryaChief Technology OfficerSSale−13.7K$105.04−$1.44M−20.1%54.5K after
Dec 10, 2025 (view filing)Dec 82 daysKalia KumudChief Information OfficerSSale−2.00K$104.60−$209.2K−8.2%22.4K after
Dec 10, 2025 (view filing)Dec 82 daysHidalgo Medina ManuelDirectorSSale−1.25K$105.00−$131.3K−61.1%797 after2 lots
Dec 10, 2025 (view filing)Dec 82 daysTalasaz AmirAliCo-Chief Executive OfficerSSale−100.0K$105.06−$10.5M−37.3%168.2K after6 lots
Dec 8, 2025 (view filing)Dec 53 daysFreeman ChrisChief Commercial OfficerSSale−31.5K$103.06−$3.24M−54.8%26.0K after11 lots