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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 week, newest first. Adjusted for stock splits, not for dividends.

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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
Week ofOpenHighLowCloseChangeVolume
Oct 26, 2026$170.10$186.03$168.73$178.80+5.75%8,552,362
Oct 19, 2026$160.65$171.73$155.00$169.08+6.61%9,154,586
Oct 12, 2026$168.26$168.86$157.44$158.60-5.30%7,437,831
Oct 5, 2026$177.45$191.05$161.61$167.47-5.81%10,453,518
Sep 28, 2026$174.85$180.91$172.00$177.80+0.31%8,172,475
Sep 21, 2026$181.37$181.79$170.50$177.25-1.19%10,433,246
Sep 14, 2026$156.55$183.51$155.78$179.38+13.98%10,809,078
Sep 8, 2026$166.11$167.98$156.28$157.38-2.50%4,906,644
Aug 31, 2026$160.01$168.97$154.00$161.41-0.06%9,645,203
Aug 24, 2026$164.62$173.17$160.23$161.50-5.38%8,751,419
Aug 17, 2026$156.45$171.74$155.00$170.69+8.57%12,913,804
Aug 10, 2026$167.90$171.92$156.21$157.21-6.69%9,414,012
Aug 3, 2026$158.46$169.20$155.05$168.48+4.01%10,306,086
Jul 27, 2026$147.33$176.58$140.86$161.99+9.95%12,934,840
Jul 20, 2026$156.54$156.54$144.85$147.33-5.48%8,121,140
Jul 13, 2026$158.20$164.98$149.78$155.87-2.61%9,487,623
Jul 6, 2026$174.08$174.08$152.64$160.05-4.72%13,811,029
Jun 29, 2026$150.00$172.61$148.29$167.98+12.57%16,276,145
Jun 22, 2026$131.16$151.85$125.12$149.22+13.23%28,552,397
Jun 15, 2026$135.00$135.00$125.00$131.78+0.12%9,849,632
Jun 8, 2026$128.22$133.66$122.76$131.62+4.78%9,283,748
Jun 1, 2026$127.00$134.28$124.81$125.61-3.15%11,974,986
May 26, 2026$118.95$133.97$115.30$129.69+9.03%11,902,849
May 18, 2026$95.96$121.01$93.29$118.95+25.32%14,987,927
May 11, 2026$95.95$100.73$92.50$94.92-0.82%9,274,478
May 4, 2026$87.08$98.50$87.08$95.70+9.25%10,081,725
Apr 27, 2026$88.77$91.18$79.01$87.60-1.47%10,564,252
Apr 20, 2026$90.45$95.18$83.19$88.91-1.60%9,309,522
Apr 13, 2026$78.71$91.83$78.67$90.36+14.96%10,869,887
Apr 6, 2026$92.68$99.00$74.55$78.60-16.23%13,229,924
Mar 30, 2026$85.01$96.30$84.60$93.83+10.90%8,473,259
Mar 23, 2026$87.56$89.26$82.39$84.61-0.67%9,176,278
Mar 16, 2026$87.21$90.28$84.42$85.18-0.36%7,986,065
Mar 9, 2026$91.01$92.72$82.26$85.49-6.26%10,145,195
Mar 2, 2026$92.03$96.52$88.21$91.20-2.88%7,901,657
Feb 23, 2026$101.66$103.58$92.09$93.90-8.92%10,538,795
Feb 17, 2026$104.00$113.78$99.21$103.10-1.67%9,952,246
Feb 9, 2026$101.08$108.51$99.50$104.85+2.95%7,544,616
Feb 2, 2026$113.68$118.00$97.52$101.85-10.69%14,803,076
Jan 26, 2026$114.15$117.74$105.78$114.04-0.62%7,305,977
Jan 20, 2026$110.50$120.74$109.11$114.75+2.33%8,664,591
Jan 12, 2026$113.00$115.54$103.80$112.14+1.79%8,927,192
Jan 5, 2026$101.10$113.91$97.31$110.17+8.29%14,220,987
Dec 29, 2025$102.52$103.21$99.82$101.74-1.20%4,017,597
Dec 22, 2025$100.93$104.75$99.77$102.98+3.25%4,484,759
Dec 15, 2025$104.12$105.01$96.28$99.74-2.28%13,638,557
Dec 8, 2025$102.60$106.15$100.21$102.07+0.05%8,121,429
Dec 1, 2025$107.92$109.59$100.68$102.02-5.90%10,476,201
Nov 24, 2025$105.79$112.43$104.35$108.42+2.85%7,986,984
Nov 17, 2025$94.49$110.00$93.98$105.42+11.71%16,646,388
Nov 10, 2025$98.00$101.57$90.44$94.37-2.43%10,940,758
Nov 3, 2025$94.07$100.22$88.88$96.72+3.98%22,329,854

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%