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United States Biotechnology & Medical Research

Guardant Health Inc (GH)

Track

Over the last 90 days, Guardant Health Inc. has seen significant insider selling, with a net value of over $52.7 million. Executives contributed substantially to this net sell-off. The stock has experienced a notable price increase of 48.5% in the past 90 days, reaching near its 52-week high.
Stock chart
Ticker: GH Exchange: NSM
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings
Top insiders
Trades
Talasaz AmirAli
Officer
2 sales — total 200,000 USD
Proposed sale 26 Jun 2026
Value US$2,769,826.68 | Price 92.94 | Shares 49,139
Proposed sale 26 Jun 2026
Value US$2,357,724.67 | Price 251.77 | Shares 27,894
Proposed sale 26 Jun 2026
Value US$3,920,408.88 | Price 363.19 | Shares 76,651
Proposed sale 24 Jun 2026
Value US$100,000.00 | Price 140.02 | Shares 1,000
Sale 22 Jun 2026
Value US$100,000.00 | Price 131.16 | Shares 1,000
Proposed sale 22 Jun 2026
Value US$100,000.00 | Price 131.16 | Shares 1,000
Proposed sale 22 Jun 2026
Value US$100,000.00 | Price 131.16 | Shares 1,000
Sale 22 Jun 2026
Value US$100,000.00 | Price 131.16 | Shares 1,000
Proposed sale 22 Jun 2026
Value US$100,000.00 | Price 131.16 | Shares 1,000
Proposed sale 22 Jun 2026
Value US$100,000.00 | Price 131.00 | Shares 1,000
Sale 16 Jun 2026
Value US$100,000.00 | Price 130.19 | Shares 1,000
Proposed sale 16 Jun 2026
Value US$100,000.00 | Price 130.19 | Shares 1,000
Proposed sale 12 Jun 2026
Value US$100,000.00 | Price 131.24 | Shares 1,000
Proposed sale 12 Jun 2026
Value US$100,000.00 | Price 131.24 | Shares 1,000
Sale 11 Jun 2026
Value US$100,000.00 | Price 130.24 | Shares 1,000
Proposed sale 11 Jun 2026
Value US$100,000.00 | Price 130.24 | Shares 1,000
Sale 10 Jun 2026
Value US$100,000.00 | Price 130.41 | Shares 1,000
Proposed sale 10 Jun 2026
Value US$100,000.00 | Price 130.41 | Shares 1,000
Sale 5 Jun 2026
Value US$100,000.00 | Price 128.62 | Shares 1,000
Proposed sale 5 Jun 2026
Value US$100,000.00 | Price 128.62 | Shares 1,000
Sale 5 Jun 2026
Value US$100,000.00 | Price 132.55 | Shares 1,000
Sale 5 Jun 2026
Value US$100,000.00 | Price 131.78 | Shares 1,000
Sale 5 Jun 2026
Value US$100,000.00 | Price 130.21 | Shares 1,000
Sale 5 Jun 2026
Value US$100,000.00 | Price 128.25 | Shares 1,000
Sale 5 Jun 2026
Value US$100,000.00 | Price 127.02 | Shares 1,000
Sale 5 Jun 2026
Value US$100,000.00 | Price 126.33 | Shares 1,000
Sale 5 Jun 2026
Value US$100,000.00 | Price 125.57 | Shares 1,000
Proposed sale 5 Jun 2026
Value US$100,000.00 | Price 126.30 | Shares 1,000
Sale 4 Jun 2026
Value US$100,000.00 | Price 132.51 | Shares 1,000
Proposed sale 4 Jun 2026
Value US$1,231,522.00 | Price 132.51 | Shares 9,294
Sale 3 Jun 2026
Value US$13,706.98 | Price 129.31 | Shares 106
Sale 3 Jun 2026
Value US$83,212.74 | Price 128.02 | Shares 650
Sale 3 Jun 2026
Value US$728,059.73 | Price 127.11 | Shares 5,728
Sale 3 Jun 2026
Value US$444,829.20 | Price 126.52 | Shares 3,516
Proposed sale 3 Jun 2026
Value US$1,269,809.00 | Price 126.98 | Shares 10,000
Sale 28 May 2026
Value US$130,060.10 | Price 130.06 | Shares 1,000
Proposed sale 28 May 2026
Value US$130,060.00 | Price 130.06 | Shares 1,000
Sale 27 May 2026
Value US$756.48 | Price 126.08 | Shares 6
Sale 27 May 2026
Value US$1,250,079.50 | Price 125.08 | Shares 9,994
Sale 22 May 2026
Value US$2,896,360.08 | Price 118.67 | Shares 24,406
Proposed sale 22 May 2026
Value US$2,896,361.00 | Price 118.67 | Shares 24,406
Proposed sale 22 May 2026
Value US$19,091,422.00 | Price 118.72 | Shares 160,817
Sale 20 May 2026
Value US$769,996.37 | Price 107.23 | Shares 7,181
Sale 20 May 2026
Value US$766,939.14 | Price 106.71 | Shares 7,187
Sale 20 May 2026
Value US$593,293.47 | Price 105.34 | Shares 5,632
Proposed sale 20 May 2026
Value US$3,195,345.00 | Price 106.51 | Shares 30,000
Sale 20 May 2026
Value US$735,048.53 | Price 106.90 | Shares 6,876
Proposed sale 20 May 2026
Value US$735,049.00 | Price 106.90 | Shares 6,876
Sale 20 May 2026
Value US$2,971,430.44 | Price 112.76 | Shares 26,352
Sale 20 May 2026
Value US$4,245,546.63 | Price 112.02 | Shares 37,900
Sale 20 May 2026
Value US$4,130,470.49 | Price 111.14 | Shares 37,163
Sale 20 May 2026
Value US$3,182,652.28 | Price 110.10 | Shares 28,908
Sale 20 May 2026
Value US$1,073,546.82 | Price 108.97 | Shares 9,852
Sale 20 May 2026
Value US$3,574,960.62 | Price 108.11 | Shares 33,069
Sale 20 May 2026
Value US$2,265,125.51 | Price 106.99 | Shares 21,171
Sale 20 May 2026
Value US$127,050.00 | Price 105.88 | Shares 1,200
Sale 20 May 2026
Value US$1,251,589.16 | Price 105.01 | Shares 11,919
Sale 20 May 2026
Value US$141,815.11 | Price 103.82 | Shares 1,366
Sale 20 May 2026
Value US$92,313.00 | Price 102.57 | Shares 900
Sale 20 May 2026
Value US$20,190.00 | Price 100.95 | Shares 200
Sale 20 May 2026
Value US$26,768.25 | Price 107.07 | Shares 250
Sale 20 May 2026
Value US$107,095.60 | Price 107.10 | Shares 1,000
Proposed sale 20 May 2026
Value US$133,864.00 | Price 107.09 | Shares 1,250
Sale 18 May 2026
Value US$11,131.36 | Price 95.96 | Shares 116
Proposed sale 18 May 2026
Value US$11,131.00 | Price 95.96 | Shares 116
Sale 12 May 2026
Value US$5,016,000.00 | Price 100.32 | Shares 50,000
Proposed sale 12 May 2026
Value US$26,083,200.00 | Price 100.32 | Shares 260,000
Sale 16 Apr 2026
Value US$9,840.28 | Price 84.83 | Shares 116
Proposed sale 16 Apr 2026
Value US$9,840.00 | Price 84.83 | Shares 116
Sale 6 Apr 2026
Value US$355,149.76 | Price 92.68 | Shares 3,832
Proposed sale 6 Apr 2026
Value US$355,150.00 | Price 92.68 | Shares 3,832
Sale 18 Mar 2026
Value US$30,655.32 | Price 88.09 | Shares 348
Proposed sale 18 Mar 2026
Value US$30,655.00 | Price 88.09 | Shares 348
Sale 16 Mar 2026
Value US$261,111.00 | Price 87.04 | Shares 3,000
Proposed sale 16 Mar 2026
Value US$261,111.00 | Price 87.04 | Shares 3,000
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-06-26 2026-06-26 PrS Proposed sale
3.1
Talasaz AmirAli

Officer

Officer
49,139
92.94
US$2,769,827 		49,139 92.94 US$2,769,827
2026-06-26 2026-06-26 PrS Proposed sale
3.1
Talasaz AmirAli

Officer

Officer
27,894
251.77
US$2,357,725 		27,894 251.77 US$2,357,725
2026-06-26 2026-06-26 PrS Proposed sale
1.8
Joyce Meghan V.

Director

Non-Executive Director
76,651
363.19
US$3,920,409 		76,651 363.19 US$3,920,409
2026-06-24 2026-06-24 PrS Proposed sale
1.8
Joyce Meghan V.

Director

Non-Executive Director
1,000
140.02
US$100,000 		1,000 140.02 US$100,000
2026-06-23 2026-06-22 S Sale
2.4
Tariq Musa
Non-Executive Director
1,000 -15.0%
131.16
US$100,000 		1,000 -15.0% 131.16 US$100,000
2026-06-23 2026-06-22 S Sale
2.2
POTTER MYRTLE S
Non-Executive Director
1,000 -6.9%
131.16
US$100,000 		1,000 -6.9% 131.16 US$100,000
2026-06-22 2026-06-22 PrS Proposed sale
2.4
Tariq Musa

Director

Non-Executive Director
1,000
131.16
US$100,000 		1,000 131.16 US$100,000
2026-06-22 2026-06-22 PrS Proposed sale
2.4
Tariq Musa

Director

Non-Executive Director
1,000
131.16
US$100,000 		1,000 131.16 US$100,000
2026-06-22 2026-06-22 PrS Proposed sale
2.2
POTTER MYRTLE S

Director

Non-Executive Director
1,000
131.16
US$100,000 		1,000 131.16 US$100,000
2026-06-22 2026-06-22 PrS Proposed sale
1.8
Joyce Meghan V.

Director

Non-Executive Director
1,000
131.00
US$100,000 		1,000 131.00 US$100,000
2026-06-16 2026-06-16 S Sale
2.4
Tariq Musa
Non-Executive Director
1,000 -1.3%
130.19
US$100,000 		1,000 -1.3% 130.19 US$100,000
2026-06-16 2026-06-16 PrS Proposed sale
2.4
Tariq Musa

Director

Non-Executive Director
1,000
130.19
US$100,000 		1,000 130.19 US$100,000
2026-06-15 2026-06-12 PrS Proposed sale
2.7
Kalia Kumud

Policy-Making Officer

Officer
1,000
131.24
US$100,000 		1,000 131.24 US$100,000
2026-06-15 2026-06-12 PrS Proposed sale
2.7
Kalia Kumud

Policy-Making Officer

Officer
1,000
131.24
US$100,000 		1,000 131.24 US$100,000
2026-06-15 2026-06-11 S Sale
2.7
Kalia Kumud

Chief Information Officer

Officer
1,000 -7.7%
130.24
US$100,000 		1,000 -7.7% 130.24 US$100,000
2026-06-15 2026-06-11 PrS Proposed sale
2.7
Kalia Kumud

Officer

Officer
1,000
130.24
US$100,000 		1,000 130.24 US$100,000
2026-06-12 2026-06-10 S Sale
2.7
Kalia Kumud

Chief Information Officer

Officer
1,000 -10.1%
130.41
US$100,000 		1,000 -10.1% 130.41 US$100,000
2026-06-10 2026-06-10 PrS Proposed sale
2.7
Kalia Kumud

Officer

Officer
1,000
130.41
US$100,000 		1,000 130.41 US$100,000
2026-06-08 2026-06-05 S Sale
2.9
Bell Michael Brian

Chief Financial Officer

Officer
1,000 -4.0%
128.62
US$100,000 		1,000 -4.0% 128.62 US$100,000
2026-06-08 2026-06-05 S Sale
1.5
Eltoukhy Helmy

Co-Chief Executive Officer

Executive Director
1,000 -0.0%
132.55
US$100,000 		1,000 -0.0% 132.55 US$100,000
2026-06-08 2026-06-05 S Sale
1.5
Eltoukhy Helmy

Co-Chief Executive Officer

Executive Director
1,000 -0.0%
131.78
US$100,000 		1,000 -0.0% 131.78 US$100,000
2026-06-08 2026-06-05 S Sale
1.5
Eltoukhy Helmy

Co-Chief Executive Officer

Executive Director
1,000 -0.0%
130.21
US$100,000 		1,000 -0.0% 130.21 US$100,000
2026-06-08 2026-06-05 S Sale
1.5
Eltoukhy Helmy

Co-Chief Executive Officer

Executive Director
1,000 -0.7%
128.25
US$100,000 		1,000 -0.7% 128.25 US$100,000
2026-06-08 2026-06-05 S Sale
1.5
Eltoukhy Helmy

Co-Chief Executive Officer

Executive Director
1,000 -0.1%
127.02
US$100,000 		1,000 -0.1% 127.02 US$100,000
2026-06-08 2026-06-05 S Sale
1.5
Eltoukhy Helmy

Co-Chief Executive Officer

Executive Director
1,000 -1.6%
126.33
US$100,000 		1,000 -1.6% 126.33 US$100,000
2026-06-08 2026-06-05 S Sale
1.5
Eltoukhy Helmy

Co-Chief Executive Officer

Executive Director
1,000 -2.4%
125.57
US$100,000 		1,000 -2.4% 125.57 US$100,000
2026-06-05 2026-06-05 PrS Proposed sale
2.9
Bell Michael Brian

Officer

Officer
1,000
128.62
US$100,000 		1,000 128.62 US$100,000
2026-06-05 2026-06-05 PrS Proposed sale
1.5
Eltoukhy Helmy

Officer

Officer
1,000
126.30
US$100,000 		1,000 126.30 US$100,000
2026-06-05 2026-06-04 S Sale
3.9
Krognes Steve E.
Non-Executive Director
1,000 -47.6%
132.51
US$100,000 		1,000 -47.6% 132.51 US$100,000
2026-06-04 2026-06-04 PrS Proposed sale
3.9
Krognes Steve E.

Director

Non-Executive Director
9,294
132.51
US$1,231,522 		9,294 132.51 US$1,231,522
2026-06-04 2026-06-03 S Sale
1.8
Joyce Meghan V.
Non-Executive Director
106 -0.9%
129.31
US$13,707 		106 -0.9% 129.31 US$13,707
2026-06-04 2026-06-03 S Sale
1.8
Joyce Meghan V.
Non-Executive Director
650 -5.4%
128.02
US$83,213 		650 -5.4% 128.02 US$83,213
2026-06-04 2026-06-03 S Sale
1.8
Joyce Meghan V.
Non-Executive Director
5,728 -32.4%
127.11
US$728,060 		5,728 -32.4% 127.11 US$728,060
2026-06-04 2026-06-03 S Sale
1.8
Joyce Meghan V.
Non-Executive Director
3,516 -16.6%
126.52
US$444,829 		3,516 -16.6% 126.52 US$444,829
2026-06-03 2026-06-03 PrS Proposed sale
1.8
Joyce Meghan V.

Director

Non-Executive Director
10,000
126.98
US$1,269,809 		10,000 126.98 US$1,269,809
2026-05-29 2026-05-28 S Sale
1.9
Hidalgo Medina Manuel
Non-Executive Director
1,000 -61.0%
130.06
US$130,060 		1,000 -61.0% 130.06 US$130,060
2026-05-28 2026-05-28 PrS Proposed sale
1.9
Hidalgo Medina Manuel

Director

Non-Executive Director
1,000
130.06
US$130,060 		1,000 130.06 US$130,060
2026-05-28 2026-05-27 S Sale
1.5
Saia John G.

Chief Legal Officer

Officer
6 -0.0%
126.08
US$756 		6 -0.0% 126.08 US$756
2026-05-28 2026-05-27 S Sale
1.5
Saia John G.

Chief Legal Officer

Officer
9,994 -21.7%
125.08
US$1,250,080 		9,994 -21.7% 125.08 US$1,250,080
2026-05-26 2026-05-22 S Sale
2.7
Freeman Chris

Chief Commercial Officer

Officer
24,406 -28.9%
118.67
US$2,896,360 		24,406 -28.9% 118.67 US$2,896,360
2026-05-22 2026-05-22 PrS Proposed sale
2.7
Freeman Chris

Officer

Officer
24,406
118.67
US$2,896,361 		24,406 118.67 US$2,896,361
2026-05-22 2026-05-22 PrS Proposed sale
EAGLE CRAIG

Former Affiliate
160,817
118.72
US$19,091,422 		160,817 118.72 US$19,091,422
2026-05-22 2026-05-20 S Sale
1.5
Saia John G.

Chief Legal Officer

Officer
7,181 -13.5%
107.23
US$769,996 		7,181 -13.5% 107.23 US$769,996
2026-05-22 2026-05-20 S Sale
1.5
Saia John G.

Chief Legal Officer

Officer
7,187 -11.9%
106.71
US$766,939 		7,187 -11.9% 106.71 US$766,939
2026-05-22 2026-05-20 S Sale
1.5
Saia John G.

Chief Legal Officer

Officer
5,632 -8.5%
105.34
US$593,293 		5,632 -8.5% 105.34 US$593,293
2026-05-22 2026-05-20 S Sale
3.9
CLARK IAN T
Non-Executive Director
6,876 -69.8%
106.90
US$735,049 		6,876 -69.8% 106.90 US$735,049
2026-05-22 2026-05-20 S Sale
3.1
Talasaz AmirAli

Co-Chief Executive Officer

Executive Director
26,352 -1.4%
112.76
US$2,971,430 		26,352 -1.4% 112.76 US$2,971,430
2026-05-22 2026-05-20 S Sale
3.1
Talasaz AmirAli

Co-Chief Executive Officer

Executive Director
37,900 -1.9%
112.02
US$4,245,547 		37,900 -1.9% 112.02 US$4,245,547
2026-05-22 2026-05-20 S Sale
3.1
Talasaz AmirAli

Co-Chief Executive Officer

Executive Director
37,163 -1.9%
111.14
US$4,130,470 		37,163 -1.9% 111.14 US$4,130,470
2026-05-22 2026-05-20 S Sale
3.1
Talasaz AmirAli

Co-Chief Executive Officer

Executive Director
28,908 -1.4%
110.10
US$3,182,652 		28,908 -1.4% 110.10 US$3,182,652
2026-05-22 2026-05-20 S Sale
3.1
Talasaz AmirAli

Co-Chief Executive Officer

Executive Director
9,852 -0.5%
108.97
US$1,073,547 		9,852 -0.5% 108.97 US$1,073,547
2026-05-22 2026-05-20 S Sale
3.1
Talasaz AmirAli

Co-Chief Executive Officer

Executive Director
33,069 -1.6%
108.11
US$3,574,961 		33,069 -1.6% 108.11 US$3,574,961
2026-05-22 2026-05-20 S Sale
3.1
Talasaz AmirAli

Co-Chief Executive Officer

Executive Director
21,171 -1.0%
106.99
US$2,265,126 		21,171 -1.0% 106.99 US$2,265,126
2026-05-22 2026-05-20 S Sale
3.1
Talasaz AmirAli

Co-Chief Executive Officer

Executive Director
1,200 -0.1%
105.88
US$127,050 		1,200 -0.1% 105.88 US$127,050
2026-05-22 2026-05-20 S Sale
3.1
Talasaz AmirAli

Co-Chief Executive Officer

Executive Director
11,919 -0.6%
105.01
US$1,251,589 		11,919 -0.6% 105.01 US$1,251,589
2026-05-22 2026-05-20 S Sale
3.1
Talasaz AmirAli

Co-Chief Executive Officer

Executive Director
1,366 -0.1%
103.82
US$141,815 		1,366 -0.1% 103.82 US$141,815
2026-05-22 2026-05-20 S Sale
3.1
Talasaz AmirAli

Co-Chief Executive Officer

Executive Director
900 -0.0%
102.57
US$92,313 		900 -0.0% 102.57 US$92,313
2026-05-22 2026-05-20 S Sale
3.1
Talasaz AmirAli

Co-Chief Executive Officer

Executive Director
200 -0.0%
100.95
US$20,190 		200 -0.0% 100.95 US$20,190
2026-05-22 2026-05-20 S Sale
1.9
Hidalgo Medina Manuel
Non-Executive Director
250 -13.2%
107.07
US$26,768 		250 -13.2% 107.07 US$26,768
2026-05-22 2026-05-20 S Sale
1.9
Hidalgo Medina Manuel
Non-Executive Director
1,000 -34.6%
107.10
US$107,096 		1,000 -34.6% 107.10 US$107,096
2026-05-20 2026-05-20 PrS Proposed sale
1.5
Saia John G.

Officer

Officer
30,000
106.51
US$3,195,345 		30,000 106.51 US$3,195,345
2026-05-20 2026-05-20 PrS Proposed sale
3.9
CLARK IAN T

Director

Non-Executive Director
6,876
106.90
US$735,049 		6,876 106.90 US$735,049
2026-05-20 2026-05-20 PrS Proposed sale
1.9
Hidalgo Medina Manuel

Director

Non-Executive Director
1,250
107.09
US$133,864 		1,250 107.09 US$133,864
2026-05-19 2026-05-18 S Sale
2.4
Tariq Musa
Non-Executive Director
116 -1.3%
95.96
US$11,131 		116 -1.3% 95.96 US$11,131
2026-05-18 2026-05-18 PrS Proposed sale
2.4
Tariq Musa

Director

Non-Executive Director
116
95.96
US$11,131 		116 95.96 US$11,131
2026-05-13 2026-05-12 S Sale
3.1
Talasaz AmirAli

Co-Chief Executive Officer

Executive Director
50,000 -2.3%
100.32
US$5,016,000 		50,000 -2.3% 100.32 US$5,016,000
2026-05-12 2026-05-12 PrS Proposed sale
3.1
Talasaz AmirAli

Officer

Officer
260,000
100.32
US$26,083,200 		260,000 100.32 US$26,083,200
2026-04-16 2026-04-16 S Sale
2.4
Tariq Musa
Non-Executive Director
116 -1.3%
84.83
US$9,840 		116 -1.3% 84.83 US$9,840
2026-04-16 2026-04-16 PrS Proposed sale
2.4
Tariq Musa

Director

Non-Executive Director
116
84.83
US$9,840 		116 84.83 US$9,840
2026-04-07 2026-04-06 S Sale
3.6
Monroe Terilyn J.

Chief People Officer

Officer
3,832 -15.4%
92.68
US$355,150 		3,832 -15.4% 92.68 US$355,150
2026-04-06 2026-04-06 PrS Proposed sale
3.6
Monroe Terilyn J.

Officer

Officer
3,832
92.68
US$355,150 		3,832 92.68 US$355,150
2026-03-19 2026-03-18 S Sale
2.4
Tariq Musa
Non-Executive Director
348 -4.0%
88.09
US$30,655 		348 -4.0% 88.09 US$30,655
2026-03-18 2026-03-18 PrS Proposed sale
2.4
Tariq Musa

Director

Non-Executive Director
348
88.09
US$30,655 		348 88.09 US$30,655
2026-03-17 2026-03-16 S Sale
2.9
Bell Michael Brian

Chief Financial Officer

Officer
3,000 -6.4%
87.04
US$261,111 		3,000 -6.4% 87.04 US$261,111
2026-03-16 2026-03-16 PrS Proposed sale
2.9
Bell Michael Brian

Officer

Officer
3,000
87.04
US$261,111 		3,000 87.04 US$261,111
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