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Onto Innovation Inc. (ONTO) stock

ONTONYSEMeasuring & Controlling Devices, NECFiscal year ends December 26
Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Aug 6, 2026Score 11/3076% above fair value
$201.57−20.32 (-9.16%)

Close on Oct 30, 2026Market cap $9.89BP/E 75.8Yield –

Price history

Onto Innovation share prices for every week, newest first. Adjusted for stock splits, not for dividends.

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Close, Oct 30, 2026
$201.57
-9.16% on the day
52-week range
$118.97 – $386.46
-47.8% from the high
Change over 52 weeks
+47.1%
From $137.05 on Oct 30, 2025
Average volume
1.09M
Shares a day, last 90 sessions
Week ofOpenHighLowCloseChangeVolume
Oct 26, 2026$200.30$229.14$195.21$201.57+1.45%4,549,898
Oct 19, 2026$232.16$233.15$195.19$198.68-9.98%5,603,005
Oct 12, 2026$289.87$289.87$219.92$220.70-25.07%6,771,577
Oct 5, 2026$327.74$330.00$288.16$294.53-10.14%4,117,394
Sep 28, 2026$286.93$339.04$279.66$327.77+13.95%3,489,097
Sep 21, 2026$272.00$290.00$268.27$287.64+9.19%3,110,927
Sep 14, 2026$256.41$266.45$240.01$263.43-6.34%5,943,408
Sep 8, 2026$271.63$288.63$266.60$281.26+4.94%3,551,150
Aug 31, 2026$276.66$276.66$244.46$268.01-1.03%3,931,264
Aug 24, 2026$284.85$305.74$270.33$270.79-7.68%4,176,969
Aug 17, 2026$342.10$353.84$286.49$293.33-11.57%5,168,506
Aug 10, 2026$316.00$346.90$291.05$331.71+7.59%5,705,671
Aug 3, 2026$248.23$314.22$245.53$308.30+19.23%6,816,871
Jul 27, 2026$273.23$276.73$215.07$258.58-5.15%7,467,202
Jul 20, 2026$286.51$303.64$267.24$272.62-2.58%3,965,602
Jul 13, 2026$311.79$327.50$257.82$279.85-12.94%5,672,600
Jul 6, 2026$318.33$333.54$268.54$321.44+4.51%6,518,009
Jun 29, 2026$321.53$386.46$296.55$307.58-5.04%7,652,281
Jun 22, 2026$346.50$353.18$308.23$323.92-2.95%7,955,248
Jun 15, 2026$340.00$348.76$316.02$333.76+3.05%5,323,748
Jun 8, 2026$266.14$326.96$256.09$323.88+27.89%6,923,576
Jun 1, 2026$253.08$285.03$250.22$253.24-1.94%5,896,178
May 26, 2026$274.02$284.69$252.58$258.24-1.53%4,235,518
May 18, 2026$267.00$269.16$238.12$262.25-3.50%9,822,586
May 11, 2026$283.85$290.33$263.40$271.77-4.53%4,670,131
May 4, 2026$297.00$309.70$273.46$284.67-2.82%5,860,914
Apr 27, 2026$307.83$310.70$274.97$292.92-4.85%4,188,209
Apr 20, 2026$295.00$316.00$284.40$307.86+5.88%4,954,939
Apr 13, 2026$254.29$294.04$249.01$290.76+13.07%4,750,410
Apr 6, 2026$220.69$258.99$212.76$257.14+19.31%3,513,787
Mar 30, 2026$207.43$218.49$188.28$215.53+5.53%2,984,345
Mar 23, 2026$205.59$223.25$200.54$204.23+2.03%3,186,999
Mar 16, 2026$194.84$210.60$191.21$200.17+5.61%4,255,062
Mar 9, 2026$177.19$200.98$175.49$189.53+5.46%3,577,666
Mar 2, 2026$212.99$218.15$176.62$179.72-16.75%4,229,062
Feb 23, 2026$211.07$229.56$204.07$215.89-0.24%5,413,211
Feb 17, 2026$218.45$232.49$208.49$216.41-0.38%5,889,840
Feb 9, 2026$207.70$229.87$206.46$217.23+4.19%5,178,889
Feb 2, 2026$198.94$209.17$180.18$208.50+3.19%4,662,289
Jan 26, 2026$209.20$217.51$200.37$202.05-4.64%4,469,114
Jan 20, 2026$217.00$224.40$204.71$211.88-3.80%3,336,961
Jan 12, 2026$187.92$227.07$187.00$220.26+16.14%5,227,576
Jan 5, 2026$171.00$190.67$170.50$189.65+14.34%4,059,072
Dec 29, 2025$159.20$168.79$156.99$165.87+3.31%2,250,877
Dec 22, 2025$161.82$162.80$157.00$160.55+2.68%1,533,477
Dec 15, 2025$159.37$161.20$146.79$156.360.00%4,307,570
Dec 8, 2025$158.71$171.32$152.44$156.36-0.66%4,875,796
Dec 1, 2025$143.63$161.49$141.65$157.40+9.95%4,104,487
Nov 24, 2025$127.40$143.48$126.57$143.16+12.56%2,167,230
Nov 17, 2025$125.34$135.45$121.58$127.18-0.58%3,996,244
Nov 10, 2025$145.05$145.05$121.86$127.92-8.03%4,132,972
Nov 3, 2025$134.99$140.17$118.97$139.09+3.06%6,874,162

Seasonality

ONTO return in each calendar month over the last 10 years, including dividends. The current month runs to the latest close.

YearJanFebMarAprMayJunJulAugSepOctNovDec
Average9.4%-0.7%0.9%2.7%7.8%6.2%-1.5%1.2%2.6%-4.2%9.3%1.5%
Months up8 of 106 of 106 of 106 of 105 of 107 of 105 of 106 of 104 of 104 of 107 of 96 of 9
202628.0%6.8%-5.0%43.9%-12.5%46.5%-31.7%3.3%15.2%-34.5%
202522.9%-28.9%-16.7%0.5%-24.6%9.8%-6.1%11.9%21.9%4.4%6.1%10.3%
20245.6%14.0%-1.7%2.4%16.8%1.3%-12.9%11.5%-2.7%-4.4%-17.2%1.5%
202315.5%4.9%6.6%-7.9%32.6%8.5%6.7%11.8%-8.2%-11.9%25.5%8.4%
2022-9.6%-5.8%0.8%-18.1%13.0%-13.2%19.4%-14.7%-9.8%4.4%19.6%-14.8%
202113.7%15.6%5.2%4.3%4.7%1.8%-4.1%5.8%-2.5%9.6%18.9%7.5%
20203.8%-19.4%-2.9%9.4%-4.3%9.5%11.1%-17.4%-4.7%7.7%37.9%7.6%
201911.9%-7.0%8.5%-3.5%-4.5%22.0%-9.6%-13.0%19.5%-1.3%4.2%8.9%
2018-0.6%6.5%1.9%-7.7%69.1%-15.6%6.4%16.3%-14.4%-14.6%0.2%-14.9%
20172.6%5.8%11.9%3.6%-11.9%-9.0%5.4%-3.2%11.7%-1.8%-11.0%-1.0%