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Quantum-Si earnings

When QSI reports, and what its stock did after each report.

Next report

Expected around mid November, going by its own filing history. The company has not announced a date yet. Its matching report came Nov 5, 2025 and Nov 12, 2024, after the close.

Who else reports that week: the earnings calendar.

Last report: Aug 13, 2026, 16:11 ET (after the close). The filing on SEC EDGAR ↗

After each report

SEC EDGAR · 1D EOD

Across the last 4 reports we hold closes for, the first close moved a median 6.95% either way. Up 0 of 4.

Moves are only shown for reports where we hold closing prices.

  1. Aug 13, 202616:11 ET · after the close8-K ↗−6.35%1DRevenue $344.0K−41.8% y/yEPS −$0.11quarter to Jun 30, 2026
  2. May 7, 202616:13 ET · after the close8-K ↗−7.55%1DRevenue $258.0K−69.4% y/yEPS −$0.10quarter to Mar 31, 2026
  3. Mar 3, 202616:08 ET · after the close8-K ↗−4.01%1DRevenue $451.0K−62.2% y/yquarter to Dec 31, 2025
  4. Nov 5, 202516:09 ET · after the close8-K ↗−8.33%1DRevenue $552.0K−29.9% y/yEPS −$0.17quarter to Sep 30, 2025
  5. Before Sep 2, 2025 we don't hold closing prices, so these reports show the date and what was filed, without a move.
  6. Aug 5, 202516:09 ET · after the close8-K ↗Revenue $591.0K−5.0% y/yEPS −$0.16quarter to Jun 30, 2025
  7. May 15, 202516:11 ET · after the close8-K ↗Revenue $842.0K+84.2% y/yEPS −$0.11quarter to Mar 31, 2025
  8. Mar 3, 202516:08 ET · after the close8-K ↗Revenue $1.19M+198.0% y/yquarter to Dec 31, 2024
  9. Nov 12, 202407:38 ET · before the open8-K ↗Revenue $787.0K+252.9% y/yEPS −$0.18quarter to Sep 30, 2024
  10. Aug 7, 202416:07 ET · after the close8-K ↗Revenue $622.0K+203.4% y/yEPS −$0.16quarter to Jun 30, 2024
  11. May 9, 202416:12 ET · after the close8-K ↗Revenue $457.0K+79.9% y/yEPS −$0.14quarter to Mar 31, 2024
  12. Feb 29, 202416:16 ET · after the close8-K ↗Revenue $400.0Kquarter to Dec 31, 2023
  13. Nov 9, 202316:21 ET · after the close8-K ↗Revenue $223.0KEPS −$0.17quarter to Sep 30, 2023
  14. Aug 7, 202308:17 ET · before the open8-K ↗Revenue $205.0KEPS −$0.18quarter to Jun 30, 2023
  15. May 11, 202316:21 ET · after the close8-K ↗Revenue $254.0KEPS −$0.17quarter to Mar 31, 2023
  16. Mar 6, 202308:08 ET · before the open8-K ↗Revenue $0.00Kquarter to Dec 31, 2022
  17. Nov 7, 202216:21 ET · after the close8-K ↗Revenue $0.00KEPS −$0.23quarter to Sep 30, 2022

Move = the first close after the release against the close before it. A release after 4pm ET is priced by the next session; one before 9:30am ET by that day’s. Times are when the SEC accepted the 8-K (Item 2.02), which follows the press release by minutes. Closes held from Sep 2, 2025; “no price data” means we don't hold the closes for that report. Prior-session closes only; not a forecast, not advice.

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