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G

GH

Nasdaq

Guardant Health, Inc.

Latest disclosureOctober 2, 2026
Insider score Why 4?
4/ 100
Qualifying buys · 30d
$0

1 purchases · 78 sales

Price by TradingViewDelayed quote from TradingView, for viewing only. It does not power Whale Atlas scores or alerts. If the quote does not load, open the TradingView link.

Insider transactions 402

Limited filing history
All402Buying1Selling78Other323
Filters

Last 30 daysNo qualifying insider buying. Sales: $3.35M by 5 insiders.

323 of 402 trades · March 31, 2026 – October 1, 2026Incomplete history: this shows the filings imported so far, not every filing ever made. Dates are trade dates. Filters affect this table only.

Showing the first 6 of 20 trades on this page.

Exercise or conversion

John G. Saia

Chief Legal Officer

Common Stock

Value context
Not established
Reported price
$0 reported · see filing
Understand this price

The filing reports a zero transaction price. That is not a current market valuation; inspect the original filing for context.

Traded October 1, 2026Filed October 2, 2026SEC filing
Exercise or conversion

John G. Saia

Chief Legal Officer

Common Stock

Value context
Not established
Reported price
$0 reported · see filing
Understand this price

The filing reports a zero transaction price. That is not a current market valuation; inspect the original filing for context.

Traded October 1, 2026Filed October 2, 2026SEC filing
Exercise or conversion

John G. Saia

Chief Legal Officer

Common Stock

Value context
Not established
Reported price
$0 reported · see filing
Understand this price

The filing reports a zero transaction price. That is not a current market valuation; inspect the original filing for context.

Traded October 1, 2026Filed October 2, 2026SEC filing
Exercise or conversion

John G. Saia

Chief Legal Officer

Common Stock

Value context
Not established
Reported price
$0 reported · see filing
Understand this price

The filing reports a zero transaction price. That is not a current market valuation; inspect the original filing for context.

Traded October 1, 2026Filed October 2, 2026SEC filing
Tax or exercise withholding

John G. Saia

Chief Legal Officer

Common Stock

Value context
$647.62K
Reported price
$174.75 / share
Traded October 1, 2026Filed October 2, 2026SEC filing
Exercise or conversion

John G. Saia

Chief Legal Officer

Restricted Stock Units

Derivative security · not the ordinary share price.

Value context
Not a separate purchase
Exercise / conversion price
$0.00 exercise / conversion price
Understand this price

This row records an option exercise or conversion. The derivative transaction price is separate from the exercise price; it is not the stock's market price. Its row value is not shown as another stock purchase.

Traded October 1, 2026Filed October 2, 2026SEC filing
Exercise or conversion

John G. Saia

Chief Legal Officer

Restricted Stock Units

Derivative security · not the ordinary share price.

Value context
Not a separate purchase
Exercise / conversion price
$0.00 exercise / conversion price
Understand this price

This row records an option exercise or conversion. The derivative transaction price is separate from the exercise price; it is not the stock's market price. Its row value is not shown as another stock purchase.

Traded October 1, 2026Filed October 2, 2026SEC filing
Exercise or conversion

John G. Saia

Chief Legal Officer

Restricted Stock Units

Derivative security · not the ordinary share price.

Value context
Not a separate purchase
Exercise / conversion price
$0.00 exercise / conversion price
Understand this price

This row records an option exercise or conversion. The derivative transaction price is separate from the exercise price; it is not the stock's market price. Its row value is not shown as another stock purchase.

Traded October 1, 2026Filed October 2, 2026SEC filing
Exercise or conversion

John G. Saia

Chief Legal Officer

Restricted Stock Units

Derivative security · not the ordinary share price.

Value context
Not a separate purchase
Exercise / conversion price
$0.00 exercise / conversion price
Understand this price

This row records an option exercise or conversion. The derivative transaction price is separate from the exercise price; it is not the stock's market price. Its row value is not shown as another stock purchase.

Traded October 1, 2026Filed October 2, 2026SEC filing
Exercise or conversion

Terilyn J. Monroe

Chief People Officer

Common Stock

Value context
Not established
Reported price
$0 reported · see filing
Understand this price

The filing reports a zero transaction price. That is not a current market valuation; inspect the original filing for context.

Traded October 1, 2026Filed October 2, 2026SEC filing
Exercise or conversion

Terilyn J. Monroe

Chief People Officer

Common Stock

Value context
Not established
Reported price
$0 reported · see filing
Understand this price

The filing reports a zero transaction price. That is not a current market valuation; inspect the original filing for context.

Traded October 1, 2026Filed October 2, 2026SEC filing
Tax or exercise withholding

Terilyn J. Monroe

Chief People Officer

Common Stock

Value context
$366.63K
Reported price
$174.75 / share
Traded October 1, 2026Filed October 2, 2026SEC filing
Exercise or conversion

Terilyn J. Monroe

Chief People Officer

Restricted Stock Units

Derivative security · not the ordinary share price.

Value context
Not a separate purchase
Exercise / conversion price
$0.00 exercise / conversion price
Understand this price

This row records an option exercise or conversion. The derivative transaction price is separate from the exercise price; it is not the stock's market price. Its row value is not shown as another stock purchase.

Traded October 1, 2026Filed October 2, 2026SEC filing
Exercise or conversion

Terilyn J. Monroe

Chief People Officer

Restricted Stock Units

Derivative security · not the ordinary share price.

Value context
Not a separate purchase
Exercise / conversion price
$0.00 exercise / conversion price
Understand this price

This row records an option exercise or conversion. The derivative transaction price is separate from the exercise price; it is not the stock's market price. Its row value is not shown as another stock purchase.

Traded October 1, 2026Filed October 2, 2026SEC filing
Exercise or conversion

Kumud Kalia

Chief Information Officer

Common Stock

Value context
Not established
Reported price
$0 reported · see filing
Understand this price

The filing reports a zero transaction price. That is not a current market valuation; inspect the original filing for context.

Traded October 1, 2026Filed October 2, 2026SEC filing
Exercise or conversion

Kumud Kalia

Chief Information Officer

Common Stock

Value context
Not established
Reported price
$0 reported · see filing
Understand this price

The filing reports a zero transaction price. That is not a current market valuation; inspect the original filing for context.

Traded October 1, 2026Filed October 2, 2026SEC filing
Exercise or conversion

Kumud Kalia

Chief Information Officer

Common Stock

Value context
Not established
Reported price
$0 reported · see filing
Understand this price

The filing reports a zero transaction price. That is not a current market valuation; inspect the original filing for context.

Traded October 1, 2026Filed October 2, 2026SEC filing
Exercise or conversion

Kumud Kalia

Chief Information Officer

Common Stock

Value context
Not established
Reported price
$0 reported · see filing
Understand this price

The filing reports a zero transaction price. That is not a current market valuation; inspect the original filing for context.

Traded October 1, 2026Filed October 2, 2026SEC filing
Tax or exercise withholding

Kumud Kalia

Chief Information Officer

Common Stock

Value context
$535.96K
Reported price
$174.75 / share
Traded October 1, 2026Filed October 2, 2026SEC filing
Exercise or conversion

Kumud Kalia

Chief Information Officer

Restricted Stock Units

Derivative security · not the ordinary share price.

Value context
Not a separate purchase
Exercise / conversion price
$0.00 exercise / conversion price
Understand this price

This row records an option exercise or conversion. The derivative transaction price is separate from the exercise price; it is not the stock's market price. Its row value is not shown as another stock purchase.

Traded October 1, 2026Filed October 2, 2026SEC filing
Reporting insiderSecurity / transactionAmount / priceValueTraded / disclosedSource
Chief Legal OfficerCommon StockOption exercise or conversion974$0 reported · see filingNot establishedOct 1Filed Oct 2 · 1d laterSEC filing
Chief Legal OfficerCommon StockOption exercise or conversion1,668$0 reported · see filingNot establishedOct 1Filed Oct 2 · 1d laterSEC filing
Chief Legal OfficerCommon StockOption exercise or conversion2,925$0 reported · see filingNot establishedOct 1Filed Oct 2 · 1d laterSEC filing
Chief Legal OfficerCommon StockOption exercise or conversion1,496$0 reported · see filingNot establishedOct 1Filed Oct 2 · 1d laterSEC filing
Chief Legal OfficerCommon StockExercise-price or tax withholding3,706$174.75 / share$647.62KOct 1Filed Oct 2 · 1d laterSEC filing
Chief Legal OfficerRestricted Stock UnitsOption exercise or conversionDerivative units974$0.00 exercise / conversion priceNot a separate purchaseOct 1Filed Oct 2 · 1d laterSEC filing
Chief Legal OfficerRestricted Stock UnitsOption exercise or conversionDerivative units1,668$0.00 exercise / conversion priceNot a separate purchaseOct 1Filed Oct 2 · 1d laterSEC filing
Chief Legal OfficerRestricted Stock UnitsOption exercise or conversionDerivative units2,925$0.00 exercise / conversion priceNot a separate purchaseOct 1Filed Oct 2 · 1d laterSEC filing
Chief Legal OfficerRestricted Stock UnitsOption exercise or conversionDerivative units1,496$0.00 exercise / conversion priceNot a separate purchaseOct 1Filed Oct 2 · 1d laterSEC filing
Chief People OfficerCommon StockOption exercise or conversion2,659$0 reported · see filingNot establishedOct 1Filed Oct 2 · 1d laterSEC filing
Chief People OfficerCommon StockOption exercise or conversion1,360$0 reported · see filingNot establishedOct 1Filed Oct 2 · 1d laterSEC filing
Chief People OfficerCommon StockExercise-price or tax withholding2,098$174.75 / share$366.63KOct 1Filed Oct 2 · 1d laterSEC filing
Chief People OfficerRestricted Stock UnitsOption exercise or conversionDerivative units2,659$0.00 exercise / conversion priceNot a separate purchaseOct 1Filed Oct 2 · 1d laterSEC filing
Chief People OfficerRestricted Stock UnitsOption exercise or conversionDerivative units1,360$0.00 exercise / conversion priceNot a separate purchaseOct 1Filed Oct 2 · 1d laterSEC filing
Chief Information OfficerCommon StockOption exercise or conversion1,607$0 reported · see filingNot establishedOct 1Filed Oct 2 · 1d laterSEC filing
Chief Information OfficerCommon StockOption exercise or conversion1,084$0 reported · see filingNot establishedOct 1Filed Oct 2 · 1d laterSEC filing
Chief Information OfficerCommon StockOption exercise or conversion1,995$0 reported · see filingNot establishedOct 1Filed Oct 2 · 1d laterSEC filing
Chief Information OfficerCommon StockOption exercise or conversion1,360$0 reported · see filingNot establishedOct 1Filed Oct 2 · 1d laterSEC filing
Chief Information OfficerCommon StockExercise-price or tax withholding3,067$174.75 / share$535.96KOct 1Filed Oct 2 · 1d laterSEC filing
Chief Information OfficerRestricted Stock UnitsOption exercise or conversionDerivative units1,607$0.00 exercise / conversion priceNot a separate purchaseOct 1Filed Oct 2 · 1d laterSEC filing

Showing the latest 20 of 323 trades. Show all 323 trades

Congress transactions 1

All Congress filings
Purchase disclosed

Guardant Health Inc · Stock

The filing reports a purchase for the member.

Sheldon Whitehouse official portraitSheldon WhitehouseReporting Senate member
Reported amount
$1,001 – $15,000Reported range; exact amount not disclosed.
Trade date
November 21, 2025
Filed December 1, 2025 · 10d laterOriginal report
Explore furtherTechnical lab Company financials Test a strategy Compare company

Why this buying score?

Qualifying common-equity purchase value

$19,614 of common-equity purchase value after transaction-age decay across 180 days.

+2 pts

Distinct buying groups

1 distinct reporting-owner group(s). Joint rows count once; identity is not proof of discretion.

+2 pts

This score describes qualifying insider purchases at issuer level. Read the methodology

Sources and coverage

Limited filing history · Market-wide discovery does not establish complete company history. View coverage
Source
SEC EDGAR · Form 4
Issuer CIK
0001576280
Latest public acceptance
Oct 2, 2026, 09:01 PM UTC
Score calculated
Oct 8, 2026, 12:07 AM UTC
Parser
form4-parser-1.5
Classifier
form4-classifier-1.1
Scoring methodology
insider-experimental-1.1
Availability
Public filing time, not trade date

Open a transaction's SEC filing for the primary evidence. A code P may describe an open-market or private purchase; classification is not proof of intent.

Insider activity can have many explanations. Signal Strength is not a probability of profit or a recommendation to trade.