GH Insider Trading

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Insider Trading History
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About

Insider Ownership Percentage: 5.60%

Insider Buying (Last 12 Months): $0.00

Insider Selling (Last 12 Months): $165,276,006.33

Guardant Health Insider Trading History Chart

Guardant Health Share Price & Price History

^$180.55

▲ +5.645 (3.23%)

As of 09/17/2026 01:58 PM ET

Days: 30 | 90 | 365

Guardant Health Insider Trading History

Transaction Date	Insider Name	Title	Buy/Sell	Number of Shares	Average Share Price	Total Transaction	Shares Held After Transaction
8/21/2026	Amirali Talasaz	CEO	Sell	37,500	$169.16	$6,343,500.00	37,500
8/17/2026	Musa Tariq	Director	Sell	116	$156.45	$18,148.20	11,316
8/12/2026	Terilyn J. Monroe	Insider	Sell	46,300	$165.12	$7,645,056.00	22,979
8/10/2026	Chris Freeman	Insider	Sell	63,605	$169.58	$10,786,135.90	65,374
8/5/2026	Medina Manuel Hidalgo	Director	Sell	1,700	$164.24	$279,208.00	4,556
8/4/2026	Ian T. Clark	Director	Sell	14,180	$158.92	$2,253,485.60	2,975
6/29/2026	Amirali Talasaz	CEO	Sell	143,028	$151.54	$21,674,463.12	1,881,336
6/26/2026	Amirali Talasaz	CEO	Sell	116,972	$150.79	$17,638,207.88	1,881,336
6/22/2026	Musa Tariq	Director	Sell	1,951	$131.16	$255,893.16	11,048
6/22/2026	Myrtle S. Potter	Director	Sell	1,556	$131.16	$204,084.96	20,971
6/16/2026	Musa Tariq	Director	Sell	116	$130.19	$15,102.04	8,796
6/5/2026	Helmy Eltoukhy	CEO	Sell	100,000	$126.30	$12,630,000.00	2,012,919
6/5/2026	Michael Brian Bell	CFO	Sell	2,000	$128.62	$257,240.00	47,509
6/4/2026	Steve E. Krognes	Director	Sell	9,294	$132.51	$1,231,547.94	10,222
6/3/2026	Meghan V. Joyce	Director	Sell	10,000	$126.98	$1,269,800.00	11,183
5/28/2026	Medina Manuel Hidalgo	Director	Sell	1,000	$130.06	$130,060.00	639
5/27/2026	John G. Saia	Insider	Sell	10,000	$125.08	$1,250,800.00	35,950
5/22/2026	Chris Freeman	Insider	Sell	24,406	$118.67	$2,896,260.02	60,034
5/20/2026	Amirali Talasaz	CEO	Sell	210,000	$109.89	$23,076,900.00	1,886,504
5/20/2026	Ian T. Clark	Director	Sell	6,876	$106.90	$735,044.40	2,975
5/20/2026	John G. Saia	Insider	Sell	20,000	$106.51	$2,130,200.00	45,950
5/20/2026	Medina Manuel Hidalgo	Director	Sell	1,250	$107.09	$133,862.50	1,639
5/18/2026	Musa Tariq	Director	Sell	116	$95.96	$11,131.36	8,662
5/12/2026	Amirali Talasaz	CEO	Sell	50,000	$100.32	$5,016,000.00	2,096,504
4/16/2026	Musa Tariq	Director	Sell	116	$84.83	$9,840.28	8,528
4/6/2026	Terilyn J. Monroe	Insider	Sell	3,832	$92.68	$355,149.76	20,990
3/18/2026	Musa Tariq	Director	Sell	348	$88.09	$30,655.32	8,394
3/16/2026	Michael Brian Bell	CFO	Sell	3,000	$87.04	$261,120.00	43,601
3/6/2026	Medina Manuel Hidalgo	Director	Sell	1,300	$91.54	$119,002.00	1,193
1/21/2026	Terilyn J. Monroe	Insider	Sell	8,571	$114.09	$977,865.39	20,990
1/7/2026	Terilyn J. Monroe	Insider	Sell	10,031	$112.08	$1,124,274.48	20,990
12/17/2025	Musa Tariq	Director	Sell	116	$101.46	$11,769.36	7,993
12/15/2025	Darya Chudova	CTO	Sell	5,451	$104.04	$567,122.04	7,012
12/15/2025	Helmy Eltoukhy	CEO	Sell	90,565	$103.82	$9,402,458.30	2,047,143
12/8/2025	Amirali Talasaz	CEO	Sell	100,000	$105.05	$10,505,000.00	168,223
12/8/2025	Darya Chudova	CTO	Sell	9,271	$106.00	$982,726.00	12,463
12/8/2025	Darya Chudova	CTO	Sell	13,664	$105.04	$1,435,266.56	54,480
12/8/2025	Medina Manuel Hidalgo	Director	Sell	1,250	$105.00	$131,250.00	797
12/5/2025	Chris Freeman	Insider	Sell	31,452	$103.07	$3,241,757.64	25,987
12/5/2025	Ian T. Clark	Director	Sell	28,611	$107.19	$3,066,813.09	9,851
12/5/2025	Michael Brian Bell	CFO	Sell	80,362	$103.14	$8,288,536.68	28,052
12/1/2025	Terilyn J. Monroe	Insider	Sell	55,167	$105.97	$5,846,046.99	20,920
11/19/2025	Musa Tariq	Director	Sell	116	$96.25	$11,165.00	7,859
11/7/2025	John G. Saia	Insider	Sell	8,996	$96.25	$865,865.00	43,172
11/7/2025	Medina Manuel Hidalgo	Director	Sell	1,500	$95.19	$142,785.00	815
10/17/2025	Musa Tariq	Director	Sell	116	$66.95	$7,766.20	7,725
10/17/2025	Myrtle S. Potter	Director	Sell	26	$66.95	$1,740.70	18,324
9/17/2025	Musa Tariq	Director	Sell	116	$55.63	$6,453.08	7,591
9/17/2025	Myrtle S. Potter	Director	Sell	26	$55.63	$1,446.38	18,281
9/12/2025	Medina Manuel Hidalgo	Director	Sell	2,165	$54.16	$117,256.40	851
9/9/2025	Helmy Eltoukhy	CEO	Sell	300,000	$59.45	$17,835,000.00	2,123,499
9/2/2025	Meghan V. Joyce	Director	Sell	100	$65.84	$6,584.00	11,183
8/19/2025	Musa Tariq	Director	Sell	116	$59.02	$6,846.32	7,458
8/19/2025	Myrtle S. Potter	Director	Sell	26	$59.02	$1,534.52	18,239
7/17/2025	Musa Tariq	Director	Sell	116	$48.20	$5,591.20	7,324
7/17/2025	Myrtle S. Potter	Director	Sell	26	$48.20	$1,253.20	18,196
7/1/2025	Amirali Talasaz	CEO	Sell	100,000	$50.88	$5,088,000.00	1,971,830
6/18/2025	Musa Tariq	Director	Sell	3,213	$49.47	$158,947.11	7,190
6/18/2025	Myrtle S. Potter	Director	Sell	26	$49.47	$1,286.22	18,154
6/17/2025	Ian T. Clark	Director	Sell	6,672	$48.38	$322,791.36	9,851
6/16/2025	Myrtle S. Potter	Director	Sell	2,626	$49.70	$130,512.20	18,180
6/13/2025	Meghan V. Joyce	Director	Sell	3,337	$47.22	$157,573.14	11,150
6/9/2025	Amirali Talasaz	CEO	Sell	77,853	$50.09	$3,899,656.77	2,069,456
6/6/2025	Amirali Talasaz	CEO	Sell	39,751	$50.07	$1,990,332.57	2,147,309
6/5/2025	Amirali Talasaz	CEO	Sell	1,680	$50.00	$84,000.00	2,187,060
6/2/2025	Meghan V. Joyce	Director	Sell	100	$41.66	$4,166.00	7,746
5/19/2025	Musa Tariq	Director	Sell	116	$40.04	$4,644.64	3,479
5/1/2025	Amirali Talasaz	CEO	Sell	106,784	$49.01	$5,233,483.84	2,202,672
4/17/2025	Musa Tariq	Director	Sell	116	$44.79	$5,195.64	3,345
3/19/2025	Musa Tariq	Director	Sell	116	$43.70	$5,069.20	3,211
2/20/2025	Musa Tariq	Director	Sell	116	$48.33	$5,606.28	3,078
1/17/2025	Musa Tariq	Director	Sell	116	$37.58	$4,359.28	2,944
12/18/2024	Musa Tariq	Director	Sell	116	$34.85	$4,042.60	2,810
12/13/2024	Musa Tariq	Director	Sell	2,320	$35.00	$81,200.00	2,676
12/2/2024	Meghan V. Joyce	Director	Sell	100	$35.90	$3,590.00	7,548
11/13/2024	Meghan V. Joyce	Director	Sell	2,896	$29.90	$86,590.40	7,648
6/4/2024	Meghan V. Joyce	Director	Sell	100	$27.87	$2,787.00	4,621
3/18/2024	Kumud Kalia	Insider	Buy	2,187	$17.82	$38,972.34	12,722
3/4/2024	Meghan V. Joyce	Director	Sell	100	$19.05	$1,905.00	4,521
12/4/2023	Meghan V. Joyce	Director	Sell	100	$26.34	$2,634.00	4,422
12/1/2023	Kumud Kalia	Insider	Sell	5,800	$26.37	$152,946.00	5,926

SEC Filings (Institutional Ownership Changes) for Guardant Health (NASDAQ:GH)

92.60% of Guardant Health stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

Guardant Health Institutional Trading History

Reporting Date	Hedge Fund	Shares Held	Market Value	% of Portfolio	Quarterly Change in Shares	Ownership in Company
9/14/2026	Revere Asset Management Inc	26,620	$3.99M	1.5%	N/A	0.020%
9/9/2026	Sequoia Financial Advisors LLC	1,439	$0.22M	0.0%	N/A	0.001%
9/9/2026	First Light Asset Management LLC	441,586	$66.25M	4.0%	+57.5%	0.329%
9/9/2026	Tidal Investments LLC	24,593	$3.69M	0.0%	+43.7%	0.018%
9/9/2026	MCF Advisors LLC	171	$26K	0.0%	+755.0%	0.000%
9/9/2026	WINTON GROUP Ltd	17,130	$2.57M	0.1%	N/A	0.013%
9/9/2026	Engineers Gate Manager LP	85,180	$12.78M	0.2%	+20.0%	0.063%
9/9/2026	NewEdge Advisors LLC	2,715	$0.41M	0.0%	-83.6%	0.002%
9/9/2026	IFP Advisors Inc	1,469	$0.22M	0.0%	+82.7%	0.001%
9/8/2026	Allworth Financial LP	1,072	$0.16M	0.0%	+12.4%	0.001%
9/8/2026	Arizona State Retirement System	33,479	$5.02M	0.0%	+8.6%	0.025%
8/27/2026	Corient Private Wealth LP	10,205	$1.53M	0.0%	+2.8%	0.008%
8/26/2026	Amundi	16,729	$2.51M	0.0%	+44.4%	0.012%
8/26/2026	HighTower Advisors LLC	22,390	$3.36M	0.0%	-4.5%	0.017%
8/25/2026	VIRGINIA RETIREMENT SYSTEMS ET Al	26,250	$3.94M	0.0%	N/A	0.020%
8/23/2026	Readystate Asset Management LP	51,852	$7.78M	0.3%	+7.1%	0.039%
8/23/2026	HB Wealth Management LLC	1,722	$0.26M	0.0%	N/A	0.001%
8/22/2026	AlphaGrep UK Ltd	2,116	$0.32M	0.1%	N/A	0.002%
8/22/2026	William John Sempolinski	2,850	$0.43M	0.2%	N/A	0.002%
8/22/2026	TD Waterhouse Canada Inc.	5,797	$0.87M	0.0%	+18.4%	0.004%
8/22/2026	Concurrent Investment Advisors LLC	1,752	$0.26M	0.0%	N/A	0.001%
8/21/2026	Braidwell LP	147,850	$22.18M	0.8%	-99.8%	0.110%
8/20/2026	Quantitative Investment Management LLC	10,548	$1.58M	0.2%	+40.4%	0.008%
8/20/2026	Two Sigma Securities LLC	6,432	$0.97M	0.1%	N/A	0.005%
8/20/2026	Alyeska Investment Group L.P.	647,818	$97.19M	0.3%	-56.5%	0.483%
8/20/2026	Northwestern Mutual Wealth Management Co.	5,589	$0.84M	0.0%	+28.0%	0.004%
8/20/2026	Greenleaf Trust	1,344	$0.20M	0.0%	N/A	0.001%
8/19/2026	Van ECK Associates Corp	3,559	$0.53M	0.0%	-47.8%	0.003%
8/19/2026	Navellier & Associates Inc.	7,485	$1.12M	0.1%	+42.5%	0.006%
8/19/2026	Hsbc Holdings PLC	105,979	$15.91M	0.0%	+7.2%	0.079%
8/18/2026	Kimelman & Baird LLC	1,900	$0.29M	0.0%	N/A	0.001%
8/18/2026	Empowered Funds LLC	59,848	$8.98M	0.0%	N/A	0.045%
8/18/2026	United Capital Financial Advisors LLC	1,666	$0.25M	0.0%	N/A	0.001%
8/18/2026	Equitable Holdings Inc.	1,688	$0.25M	0.0%	N/A	0.001%
8/18/2026	Formula Growth Ltd.	19,300	$2.90M	1.0%	N/A	0.014%
8/18/2026	Coastal Bridge Advisors LLC	1,354	$0.20M	0.0%	N/A	0.001%
8/18/2026	Public Employees Retirement System of Ohio	36,286	$5.44M	0.0%	N/A	0.027%
8/17/2026	Corient Private Wealth LP	10,169	$1.53M	0.0%	N/A	0.008%
8/17/2026	Artia Global Partners LP	38,100	$5.72M	1.1%	N/A	0.028%
8/17/2026	Bamco Inc. NY	16,500	$2.48M	0.0%	N/A	0.012%
8/15/2026	Odyssean LLC	10,271	$1.54M	0.3%	N/A	0.008%
8/15/2026	Jupiter Topco LLC	120,471	$18.07M	0.0%	N/A	0.090%
8/15/2026	Kinetic Partners Management LP	129,900	$19.49M	0.5%	N/A	0.097%
8/15/2026	ABS Investment Management LLC	150	$345.07M	0.2%	N/A	0.000%
8/14/2026	Hsbc Holdings PLC	105,979	$15.91M	0.0%	N/A	0.079%
8/14/2026	EFG International AG	400	$60K	0.0%	N/A	0.000%
8/14/2026	Canada Pension Plan Investment Board	173,300	$26M	0.0%	N/A	0.129%
8/14/2026	Castleark Management LLC	80,293	$12.05M	0.3%	N/A	0.060%
8/14/2026	Osterweis Capital Management Inc.	97,320	$14.60M	0.7%	N/A	0.073%
8/14/2026	Legal & General Group Plc	139,072	$20.87M	0.0%	N/A	0.104%
8/14/2026	The Manufacturers Life Insurance Company	1,390,337	$208.59M	0.2%	N/A	1.036%
8/14/2026	Brandywine Managers LLC	9,133	$1.37M	0.7%	N/A	0.007%
8/14/2026	Algert Global LLC	64,000	$9.60M	0.1%	+11.4%	0.048%
8/13/2026	Cibc World Market Inc.	4,811	$0.72M	0.0%	N/A	0.004%
8/13/2026	Sanctuary Advisors LLC	6,062	$0.91M	0.0%	N/A	0.005%
8/13/2026	Connor Clark & Lunn Investment Management Ltd.	215,395	$32.32M	0.1%	N/A	0.161%
8/12/2026	Elevation Point Wealth Partners LLC	2,692	$0.40M	0.0%	N/A	0.002%
8/12/2026	Northwestern Mutual Wealth Management Co.	5,589	$0.84M	0.0%	N/A	0.004%
8/12/2026	Quantbot Technologies LP	16,402	$2.46M	0.1%	N/A	0.012%
8/12/2026	William Blair Investment Management LLC	1,311,320	$196.74M	0.6%	N/A	0.977%
8/12/2026	Landscape Capital Management L.L.C.	13,135	$1.97M	0.1%	N/A	0.010%
8/12/2026	EP Wealth Advisors LLC	4,274	$0.64M	0.0%	N/A	0.003%
8/12/2026	Ieq Capital LLC	7,455	$1.12M	0.0%	N/A	0.006%
8/12/2026	Callan Family Office LLC	6,080	$0.91M	0.0%	N/A	0.005%
8/11/2026	Green Alpha Advisors LLC	2,569	$0.39M	0.3%	N/A	0.002%
8/11/2026	Allworth Financial LP	1,072	$0.16M	0.0%	N/A	0.001%
8/11/2026	B. Metzler seel. Sohn & Co. AG	8,918	$1.34M	0.0%	N/A	0.007%
8/11/2026	TrinityBridge Ltd	300	$45K	0.0%	N/A	0.000%
8/11/2026	Ninepoint Partners LP	19,018	$2.85M	0.2%	N/A	0.014%
8/11/2026	Vise Technologies Inc.	1,634	$0.25M	0.0%	N/A	0.001%
8/11/2026	MSH Capital Advisors LLC	6,242	$0.94M	0.2%	N/A	0.005%
8/11/2026	Lisanti Capital Growth LLC	10,610	$1.59M	0.4%	N/A	0.008%
8/10/2026	Eagle Health Investments LP	300,685	$45.11M	7.5%	N/A	0.224%
8/8/2026	Wealthfront Advisers LLC	3,051	$0.46M	0.0%	N/A	0.002%
8/8/2026	Alpine Woods Capital Investors LLC	1,580	$0.24M	0.1%	N/A	0.001%
8/7/2026	Deutsche Bank AG	162,533	$24.39M	0.0%	N/A	0.121%
8/7/2026	Perigon Wealth Management LLC	7,149	$1.07M	0.0%	N/A	0.005%
8/7/2026	Persistent Asset Partners Ltd	4,275	$0.64M	0.2%	N/A	0.003%
8/7/2026	OneDigital Investment Advisors LLC	2,298	$0.35M	0.0%	N/A	0.002%
8/7/2026	Trivium Point Advisory LLC	5,457	$0.82M	0.1%	N/A	0.004%
8/6/2026	Global Retirement Partners LLC	395	$59K	0.0%	N/A	0.000%
8/6/2026	State of Wyoming	2,620	$0.39M	0.0%	N/A	0.002%
8/6/2026	GSA Capital Partners LLP	11,811	$1.77M	0.1%	N/A	0.009%
8/3/2026	SWS Partners	74,582	$11.19M	2.4%	N/A	0.056%
7/10/2026	Tema ETFs LLC	10,986	$1.65M	0.1%	-20.2%	0.008%
7/10/2026	Handelsbanken Fonder AB	301,041	$45.17M	0.1%	+159.9%	0.227%
7/10/2026	Bay Colony Advisory Group Inc d b a Bay Colony Advisors	1,417	$0.21M	0.0%	N/A	0.001%
7/9/2026	Allied Private Wealth LLC	460	$72K	0.0%	N/A	0.000%
7/8/2026	MRA Advisory Group	12,026	$1.80M	0.7%	+6.2%	0.009%
7/7/2026	GAMMA Investing LLC	965	$0.15M	0.0%	+14.5%	0.001%
7/7/2026	Avior Wealth Management LLC	5,436	$0.82M	0.0%	+27.6%	0.004%
7/7/2026	Harbor Investment Advisory LLC	968	$0.15M	0.0%	N/A	0.001%
7/1/2026	Eastern Bank	2,256	$0.34M	0.0%	-4.0%	0.002%
6/25/2026	Hamilton Wealth LLC	76,700	$7.09M	1.4%	+103.0%	0.058%
6/18/2026	Western Wealth Management LLC	1,355	$0.13M	0.0%	N/A	0.001%
6/9/2026	Rathbones Group PLC	166,507	$15.38M	0.1%	-18.8%	0.126%
6/1/2026	Keel Point LLC	2,288	$0.21M	0.0%	-5.0%	0.002%
5/29/2026	Perceptive Advisors LLC	300,000	$27.71M	0.5%	+87.5%	0.226%
5/22/2026	Segall Bryant & Hamill LLC	232,222	$21.45M	0.3%	-4.9%	0.175%
5/21/2026	BankChampaign National Association	8,756	$0.81M	0.8%	N/A	0.007%

Data available starting January 2016

Guardant Health, Inc., a precision oncology company, provides blood and tissue tests, data sets, and analytics in the United States and internationally. The company provides Guardant360; Guardant360 LDT; Guardant360 CDx Test; Guardant360 Response Test; Guardant360 TissueNext Test; GuardantINFINITY Test; GuardantConnect, an integrated software-based solution designed for clinical and biopharmaceutical customers to connect patients tested with assays with actionable alterations with potentially relevant clinical studies; GuardantOMNI Test for advanced stage cancer; and GuardantINFORM, an in-silico research platform for tumor evolution and treatment resistance across various biomarker-driven cancers. It offers Shield Test; Guardant Reveal Test for adjuvant treatment selection in early-stage cancer patients; Smart Liquid Biopsy Platform; and Guardant Galaxy, an AI-backed digital pathology platform that helps improve cancer biomarker detection. In addition, the company offers development services, including companion diagnostic development and regulatory approval, clinical study setup, monitoring and maintenance, testing development and support, technologies licensing, and kits fulfillment. The company has a collaboration agreement with Illumina, Inc. for the sharing of specimen samples to advance cancer research. The company was incorporated in 2011 and is headquartered in Palo Alto, California.

Today's Range

Now: $180.55

$175.45

$181.50

50 Day Range

MA: $160.33

$143.62

$175.65

52 Week Range

Now: $180.55

$55.38

$181.50

Volume

838,757 shs

Average Volume

2,246,341 shs

Market Capitalization

$24.23 billion

P/E Ratio

N/A

Dividend Yield

N/A

Beta

1.57

Who are the company insiders with the largest holdings of Guardant Health?: Guardant Health's top insider investors include:
Helmy Eltoukhy (CEO)
Amirali Talasaz (COO)
Amirali Talasaz (CEO)
Michael J Wiley (Insider)
Derek A Bertocci (CFO)
Chris Freeman (Insider)
Darya Chudova (CTO)
Michael Brian Bell (CFO)
John G Saia (Insider)
Amelia Merrill (SVP)
Learn More about top insider investors at Guardant Health.
Who are the major institutional investors of Guardant Health?: Guardant Health's top institutional shareholders include:
The Manufacturers Life Insurance Company — 1.04%
William Blair Investment Management LLC — 0.98%
Alyeska Investment Group L.P. — 0.48%
First Light Asset Management LLC — 0.33%
Handelsbanken Fonder AB — 0.23%
Eagle Health Investments LP — 0.22%
Learn More about top institutional investors of Guardant Health stock.
Which institutional investors are selling Guardant Health stock?: During the previous quarter, GH stock was sold by these institutional investors:
Braidwell LP
Alyeska Investment Group L.P.
NewEdge Advisors LLC
Van ECK Associates Corp
Tema ETFs LLC
HighTower Advisors LLC
Eastern Bank
During the last year, company insiders that have sold Guardant Health company stock include:
Amirali Talasaz (CEO)
Helmy Eltoukhy (CEO)
Chris Freeman (Insider)
Darya Chudova (CTO)
Michael Brian Bell (CFO)
John G Saia (Insider)
Terilyn J Monroe (Insider)
Myrtle S Potter (Director)
Musa Tariq (Director)
Meghan V Joyce (Director)
Steve E Krognes (Director)
Ian T Clark (Director)
Medina Manuel Hidalgo (Director)
Learn More investors selling Guardant Health stock.
Which institutional investors are buying Guardant Health stock?: Within the previous quarter, GH stock was purchased by institutional investors including:
The Manufacturers Life Insurance Company
William Blair Investment Management LLC
Eagle Health Investments LP
Connor Clark & Lunn Investment Management Ltd.
Handelsbanken Fonder AB
Canada Pension Plan Investment Board
Deutsche Bank AG
First Light Asset Management LLC