Guardant Health, Inc.

CIK 0001576280 · last filing Jul 2, 2026

Insider signal

trades dated in the last 90 days · non-derivative only

113,064 bought / 57,273 sold

net +55,791 sh · −$9.72M

buys: 28
sells: 10
insiders active: 9

Filing tape

Filed Thu, Jul 2, 2026

Chudova Darya — Chief Technology Officer
+3,712 sh · $737.4K
- Exercised1,339Common Stock→ 76,000 held
- Exercised1,667Common Stock→ 77,667 held
- Exercised3,324Common Stock→ 80,991 held
- Exercised1,700Common Stock→ 82,691 held
- Withheld for tax4,318Common Stock@ $170.77→ 78,373 held
- Exercised1,339Restricted Stock Units→ 1,340 held
- Exercised1,667Restricted Stock Units→ 1,668 held
- Exercised3,324Restricted Stock Units→ 16,620 held
- Exercised1,700Restricted Stock Units→ 11,903 held
Kalia Kumud — Chief Information Officer
+2,980 sh · $523.6K
- Exercised1,607Common Stock→ 42,421 held
- Exercised1,084Common Stock→ 43,505 held
- Exercised1,994Common Stock→ 45,499 held
- Exercised1,361Common Stock→ 46,860 held
- Withheld for tax3,066Common Stock@ $170.77→ 43,794 held
- Exercised1,607Restricted Stock Units→ 1,607 held
- Exercised1,084Restricted Stock Units→ 1,084 held
- Exercised1,994Restricted Stock Units→ 9,973 held
- Exercised1,361Restricted Stock Units→ 9,522 held
Freeman Chris — Chief Commercial Officer
+4,273 sh · $536.4K
- Exercised1,928Common Stock→ 63,029 held
- Exercised1,667Common Stock→ 64,696 held
- Exercised2,526Common Stock→ 67,222 held
- Exercised1,293Common Stock→ 68,515 held
- Withheld for tax3,141Common Stock@ $170.77→ 65,374 held
- Exercised1,928Restricted Stock Units→ 1,929 held
- Exercised1,667Restricted Stock Units→ 1,668 held
- Exercised2,526Restricted Stock Units→ 12,632 held
- Exercised1,293Restricted Stock Units→ 9,046 held
Talasaz AmirAli — Co-Chief Executive Officer · Director
+18,015 sh · $3.13M
- Exercised2,817Common Stock→ 1,884,153 held
- Withheld for tax1,428Common Stock@ $150.03→ 1,882,725 held
- Exercised23,997Common Stock→ 1,906,722 held
- Exercised9,715Common Stock→ 1,916,437 held
- Withheld for tax17,086Common Stock@ $170.77→ 1,899,351 held
- Exercised2,817Restricted Stock Units→ 5,634 held
- Exercised23,997Restricted Stock Units→ 47,995 held
- Exercised9,715Restricted Stock Units→ 58,296 held
Eltoukhy Helmy — Co-Chief Executive Officer · Director
+18,015 sh · $3.13M
- Exercised2,817Common Stock→ 2,015,736 held
- Withheld for tax1,428Common Stock@ $150.03→ 2,014,308 held
- Exercised23,997Common Stock→ 2,038,305 held
- Exercised9,715Common Stock→ 2,048,020 held
- Withheld for tax17,086Common Stock@ $170.77→ 2,030,934 held
- Exercised2,817Restricted Stock Units→ 5,634 held
- Exercised23,997Restricted Stock Units→ 47,995 held
- Exercised9,715Restricted Stock Units→ 58,296 held
Saia John G. — Chief Legal Officer
+3,356 sh · $633.0K
- Exercised974Common Stock→ 37,409 held
- Exercised1,667Common Stock→ 39,076 held
- Exercised2,925Common Stock→ 42,001 held
- Exercised1,497Common Stock→ 43,498 held
- Withheld for tax3,707Common Stock@ $170.77→ 39,791 held
- Exercised974Restricted Stock Units→ 974 held
- Exercised1,667Restricted Stock Units→ 1,668 held
- Exercised2,925Restricted Stock Units→ 14,626 held
- Exercised1,497Restricted Stock Units→ 10,474 held
Bell Michael Brian — Chief Financial Officer
+3,364 sh · $668.4K
- Exercised2,084Common Stock→ 50,536 held
- Exercised3,324Common Stock→ 53,860 held
- Exercised1,870Common Stock→ 55,730 held
- Withheld for tax3,914Common Stock@ $170.77→ 51,816 held
- Exercised2,084Restricted Stock Units→ 2,085 held
- Exercised3,324Restricted Stock Units→ 16,620 held
- Exercised1,870Restricted Stock Units→ 13,093 held
Krognes Steve E. — Director
+155 sh
- Exercised155Common Stock→ 14,580 held
- Exercised155Restricted Stock Units→ 0 held
Monroe Terilyn J. — Chief People Officer
+1,921 sh · $358.4K
- Exercised2,659Common Stock→ 23,717 held
- Exercised1,361Common Stock→ 25,078 held
- Withheld for tax2,099Common Stock@ $170.77→ 22,979 held
- Exercised2,659Restricted Stock Units→ 13,296 held
- Exercised1,361Restricted Stock Units→ 9,522 held

Insiders on this tape

Chudova DaryaChief Technology Officer
Kalia KumudChief Information Officer
Freeman ChrisChief Commercial Officer
Talasaz AmirAliCo-Chief Executive Officer · Director
Eltoukhy HelmyCo-Chief Executive Officer · Director
Saia John G.Chief Legal Officer
Bell Michael BrianChief Financial Officer
Krognes Steve E.Director
Monroe Terilyn J.Chief People Officer

Informational data only — not investment advice.

The institutional holdings shown here are aggregated from third-party public regulatory filings (such as SEC Form 13F). These filings are reported with a delay (generally up to 45 days after each quarter-end), are backward-looking, and may exclude short positions, non-U.S. holdings, cash, and other assets. The data may contain errors, omissions, misclassifications, or gaps, and may not reflect a manager's current positions.

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