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Biggest moves on record

Every trading day we hold, as a bar. The five biggest are marked.

  1. 1−18.7%23 Jul 2026Max
  2. 2+15.2%2 Jun 2026High
  3. 3−13.3%23 Oct 2025Max
  4. 4+10.8%23 Apr 2026Low
  5. 5+10.4%11 Jun 2026Low

Every day, by size of move

264 trading days, 2025–2026. One square is one day.

  • Max41.5%
  • Very High10.4%
  • High31.1%
  • Moderate51.9%
  • Low7528.4%
  • Very Low17666.7%

Biggest moves on record

Every week we hold, as a bar. The five biggest are marked.

  1. 1−19.1%Week of21 Jul 2025Very High
  2. 2+18.8%Week of7 Nov 2022High
  3. 3−17.0%Week of20 Jul 2026Very High
  4. 4−16.5%Week of31 Mar 2025High
  5. 5+15.0%Week of6 Apr 2026Moderate

Every week, by size of move

301 weeks, 2021–2026. One square is one week.

  • Max00.0%
  • Very High20.7%
  • High41.3%
  • Moderate206.6%
  • Low10835.9%
  • Very Low16755.5%

Biggest moves on record

Every month we hold, as a bar. The five biggest are marked.

  1. 1+59.6%Apr 2026Low
  2. 2+32.8%Jan 2023Low
  3. 3+32.5%Apr 2009Max
  4. 4−30.0%Jul 2026Low
  5. 5+29.8%Nov 2020Low

Every month, by size of move

252 months, 2005–2026. One square is one month.

  • Max10.4%
  • Very High00.0%
  • High20.8%
  • Moderate62.4%
  • Low8332.9%
  • Very Low16063.5%

Monthly performance

Over the past 22 years, STM rose most often in May (15 of 22) and fell most often in June (13 of 22).

How it reacted to its last results

ReportedResultOn the day
29 Oct 2026 Missed$0.37 vs $0.41 expected +3.0%
23 Jul 2026 Beat$0.31 vs $0.27 expected −18.7%
23 Apr 2026 Missed$0.13 vs $0.18 expected +10.8%
29 Jan 2026 Missed$0.11 vs $0.28 expected −5.6%

Beat or missed means profit per share came in above or below what experts expected. The price move is for the first trading day the results could move.

Compared with its neighbours

On a normal day, STM moves about 1.8% up or down. That is livelier than 8 in 10 shares we follow.

Industry · Technology

AAPLApple Inc.MSFTMicrosoft Corp.NVDANVIDIA Corp.AVGOBroadcom Inc.ORCLOracle Corp.CRMSalesforce Inc.CSCOCisco SystemsADBEAdobe Inc.

and 84 more

Theme · Chips

NVDANVIDIA Corp.AVGOBroadcom Inc.AMDAdvanced Micro DevicesMUMicron TechnologyINTCIntel Corp.QCOMQualcomm Inc.AMATApplied MaterialsLRCXLam Research

and 17 more

Region · Europe

NVSNovartis AGNVONovo Nordisk A/SSNYSanofiSANBanco SantanderNOKNokia OyjMTArcelorMittal S.A.NBISNebius Group N.V.SAAB-B.STSaab AB

and 14 more

In the news

Recent headlines about STMicroelectronics, from the outlets that wrote them.

  1. 01ad-hoc-news.de8 hours agoSTMicroelectronics stock rises 6.10% as Q3 beat lifts outlook
  2. 02MarketBeat10 hours agoSTMicroelectronics N.V. $STM Stock Acquired by Brian Low Financial Group LLC
  3. 03Simply Wall St21 hours agoSTMicroelectronics (ENXTPA:STMPA) Stock Q3 Earnings Meet A Margin Debate
  4. 04Morningstar1 day agoSTMicroelectronics: What We Think of the Stock After Earnings
  5. 05marketscreener.com1 day agoSTMicroelectronics N.V. : Deutsche Bank reiterates its Buy rating
  6. 06Investing.com South Africa1 day agoBofA cuts STMicroelectronics stock price target on sector de-rating By Investing.com