StockData
Guardant Health, Inc. logo

Guardant Health, Inc. (GH) stock

GHNasdaqServices-Medical LaboratoriesFiscal year ends December 31
Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Jul 30, 2026Score 9/30
$178.80−6.51 (-3.51%)

Close on Oct 30, 2026Market cap $23.99BP/E –Yield –

Price history

Guardant Health share prices for every trading day, newest first. Adjusted for stock splits, not for dividends.

Download all as CSV
Close, Oct 30, 2026
$178.80
-3.51% on the day
52-week range
$74.55 – $191.05
-6.4% from the high
Change over 52 weeks
+93.5%
From $92.41 on Oct 30, 2025
Average volume
2.25M
Shares a day, last 90 sessions
DateOpenHighLowCloseChangeVolume
Oct 30, 2026$182.48$185.65$175.44$178.80-3.51%1,502,198
Oct 29, 2026$185.17$186.01$178.14$185.31+1.49%1,245,558
Oct 28, 2026$178.06$186.03$177.00$182.59+2.54%2,321,307
Oct 27, 2026$173.74$178.69$172.60$178.06+2.78%1,486,299
Oct 26, 2026$170.10$175.08$168.73$173.25+2.47%1,997,000
Oct 23, 2026$163.16$171.73$160.72$169.08+3.77%1,669,621
Oct 22, 2026$165.03$167.25$158.68$162.94-2.23%1,770,620
Oct 21, 2026$162.29$171.22$162.00$166.66+2.50%2,535,627
Oct 20, 2026$158.29$163.57$155.07$162.59+2.98%1,308,975
Oct 19, 2026$160.65$163.91$155.00$157.88-0.45%1,869,743
Oct 16, 2026$165.88$168.47$157.44$158.60-4.39%1,975,668
Oct 15, 2026$160.78$168.86$159.00$165.88+1.77%1,329,362
Oct 14, 2026$159.89$166.16$159.00$162.99+0.56%1,278,817
Oct 13, 2026$161.95$164.53$158.36$162.09-0.43%1,297,569
Oct 12, 2026$168.26$168.69$158.46$162.79-2.79%1,556,415
Oct 9, 2026$166.03$170.81$166.03$167.47+1.15%1,520,097
Oct 8, 2026$166.24$167.28$161.61$165.56-1.65%1,599,422
Oct 7, 2026$166.50$171.55$165.00$168.33-1.38%2,200,616
Oct 6, 2026$188.00$191.05$170.05$170.69-8.83%3,387,098
Oct 5, 2026$177.45$187.69$176.37$187.22+5.30%1,746,285
Oct 2, 2026$173.32$179.17$172.00$177.80+1.75%1,650,849
Oct 1, 2026$177.17$180.91$173.96$174.75-2.02%1,961,260
Sep 30, 2026$177.75$180.34$175.33$178.36+0.35%1,583,283
Sep 29, 2026$176.78$180.90$174.54$177.73+0.23%1,658,542
Sep 28, 2026$174.85$180.05$174.69$177.33+0.05%1,318,541
Sep 25, 2026$178.50$179.97$174.50$177.25+0.45%1,578,716
Sep 24, 2026$174.05$181.79$173.50$176.45+0.08%2,571,950
Sep 23, 2026$176.21$179.35$174.17$176.31-0.48%1,432,142
Sep 22, 2026$172.40$179.43$170.50$177.16+1.89%2,226,443
Sep 21, 2026$181.37$181.37$172.86$173.87-3.07%2,623,995

Seasonality

GH return in each calendar month over the last 9 years, including dividends. The current month runs to the latest close.

YearJanFebMarAprMayJunJulAugSepOctNovDec
Average7.1%3.4%-2.3%-2.3%11.8%9.1%5.5%7.1%-4.2%2.7%13.0%-6.6%
Months up5 of 82 of 84 of 83 of 85 of 86 of 86 of 84 of 83 of 83 of 86 of 84 of 8
202611.7%-17.7%-1.6%-5.7%48.9%15.7%8.0%-1.8%12.2%0.2%
202553.8%-9.4%0.1%10.9%-14.0%28.1%-21.3%64.5%-7.3%48.9%16.6%-5.8%
2024-18.9%-13.4%8.6%-12.7%50.6%6.6%21.6%-27.2%-10.3%-4.6%62.8%-14.2%
202315.6%-1.7%-24.1%-3.8%30.0%22.1%9.0%0.2%-24.2%-12.7%-2.7%7.5%
2022-30.5%-4.7%-0.0%-6.9%-33.6%-1.6%24.4%-0.2%7.5%-8.0%5.7%-48.0%
202120.7%-5.4%3.7%4.1%-21.9%0.1%-11.6%15.9%-1.8%-6.6%-10.0%-4.9%
2020-2.7%14.4%-20.0%10.6%17.5%-10.2%5.0%12.1%17.0%-4.6%13.6%6.4%
20197.3%65.2%15.1%-14.6%17.4%12.3%8.9%-6.9%-27.1%8.9%11.8%0.6%
20186.7%5.2%