Price & volume screen · refreshed after the Sep 28, 2026 close

Most volatile stocks: Technology

Companies with the widest daily price swings over the last 60 sessions. Annualised standard deviation of daily returns over 60 sessions. Higher volatility means bigger moves in both directions.

CriteriaMarket cap ≥ $300MPrice ≥ $260 sessions of history395 stocks
#CompanyPriceTodayVolatility 60d1MMkt cap
1ONMDOneMedNetTechnology$6.33+873.85%473.7%+981.9%$375.3M
2APHAmphenolTechnology$84.62+0.63%211.2%+4.9%$208.67B
3AXTIAXTTechnology$73.67−6.68%155.5%+10.1%$4.83B
4VISNVistance NetworksTechnology$6.09−2.09%143.6%−47.6%$1.40B
5AEHRAehr Test SystemsTechnology$98.49−5.65%134.9%+8.9%$3.22B
6RXTRackspace TechnologyTechnology$3.79−4.53%131.8%+12.1%$966.0M
7QMCOQuantumTechnology$31.40−0.88%127.8%+33.3%$1.24B
8FCELFuelCell Energy Inc NEW (DE)Technology$16.14−2.12%126.2%−16.5%$1.29B
9MXLMaxLinearTechnology$90.00−4.09%120.7%+41.9%$8.16B
10AAOIApplied OptoelectronicsTechnology$96.82−4.52%120.4%−14.5%$8.22B
11MOVECorvexTechnology$11.24−4.50%118.8%+0.7%$354.6M
12UMACUnusual MachinesTechnology$23.96−0.37%117.1%−8.9%$1.20B
13FEIMFrequency ElectronicsTechnology$82.49−6.72%116.2%+29.1%$929.9M
14BANDBandwidthTechnology$61.01−1.29%115.2%+17.7%$1.96B
15SNDKSandiskTechnology$1,712.89−3.65%114.5%+15.3%$250.80B
16NABLN-ableTechnology$4.05+1.25%114.0%+2.5%$765.1M
17TET1 EnergyTechnology$3.57−5.56%109.3%−28.0%$1.05B
18LPTHLightpath TechnologiesTechnology$9.83−1.50%108.7%−28.7%$688.5M
19WOLFWolfspeedTechnology$27.58+0.04%107.3%+2.3%$1.46B
20VELOVelo3DTechnology$10.97−2.83%107.2%−15.0%$352.7M
21BEBloom EnergyTechnology$262.87−8.95%106.8%+20.7%$77.42B
22LASRnLIGHTTechnology$39.55−1.93%105.7%−12.1%$2.28B
23SEDGSolarEdge TechnologiesTechnology$31.53−3.52%104.2%−5.9%$1.94B
24VPGVishay Precision GroupTechnology$70.88−1.05%103.4%+7.0%$944.2M
25NVECNVETechnology$109.81+0.62%103.4%+2.5%$531.2M
26IBTAIbottaTechnology$40.07−2.41%103.0%+10.0%$807.4M
27PENGPenguin SolutionsTechnology$54.98−2.21%101.5%+4.8%$2.82B
28CRDOCredo Technology Group HoldingTechnology$192.67−8.67%101.3%−19.8%$36.21B
29GLOOGloo HoldingsTechnology$4.66−2.31%99.8%+37.9%$426.5M
30ALABAstera LabsTechnology$351.31−3.65%99.0%+15.5%$60.95B
31RPDRapid7Technology$11.80+1.55%98.9%−12.6%$795.3M
32UCTTUltra Clean HoldingsTechnology$78.07+0.49%98.6%+4.4%$3.53B
33CRWVCoreWeaveTechnology$85.07−2.88%98.5%−2.0%$46.92B
34KOPNKopinTechnology$4.75−4.81%98.5%−1.5%$882.9M
35ICHRIchorTechnology$59.42+2.55%97.7%+0.6%$2.23B
36PSNParsonsTechnology$41.60−3.41%97.3%−15.6%$4.44B
37VICRVicorTechnology$285.10+1.11%96.7%+40.0%$13.15B
38SMTCSemtechTechnology$174.78−4.13%95.4%+22.7%$16.31B
39FORMFormFactorTechnology$130.97+0.99%95.0%+18.8%$10.23B
40FSLYFastlyTechnology$24.92−0.16%94.9%+1.1%$3.97B
41LITELumentum HoldingsTechnology$921.32−2.16%94.8%−3.6%$82.64B
42OABIOmniAbTechnology$4.74+2.82%94.7%+2.8%$689.2M
43TTANServiceTitanTechnology$59.92+3.22%94.3%−40.5%$5.78B
44BLZEBackblazeTechnology$13.54+2.65%94.3%−11.2%$838.1M
45AMKRAmkor TechnologyTechnology$53.18−0.80%94.0%+2.8%$13.21B
46SATLSatellogicTechnology$6.05−1.94%93.3%+13.9%$930.1M
47BWMNBowman Consulting GroupTechnology$42.61+0.09%92.8%+0.2%$738.6M
48MEIMethode ElectronicsTechnology$14.06−3.10%92.5%−20.9%$501.2M
49COHUCohuTechnology$66.07−1.39%92.1%+27.8%$3.13B
50SITMSiTimeTechnology$656.65−0.85%91.4%+9.5%$19.75B

Method & sources

Computed after each close from Massive / Polygon prices (split-adjusted), SEC filings, FINRA short-interest settlements and FMP earnings dates. Rows are rebuilt every session; a stock appears only when every criterion is met with current data. Full methodology

Informational screen, not a recommendation.

Most volatile stocks · Technology (Sep 28) | Gainbot