NASDAQ
On the daily chart, DUOL has been moving sideways between $128.47 and $167.38 since 17 Aug 2026.
The pattern: price breaks out below a sideways range, the pullback back into the range fails, and price comes back to retest the low. Traders also call this a spring. On this page NasdaqScan flags the daily candle (the trading day) that makes the retest.
DAILYDaily chart: each candle is one trading day.
Daily chart. The purple band is the sideways range of the latest signal; green triangles mark the trading days NasdaqScan detected a retest.
| Range | Started | Ended | How it ended | Retest signals (trading day) |
|---|---|---|---|---|
| 17 Aug 2026 | Open | — | — | |
| 26 Feb 2026 | 29 Jul 2026 (153 days) | Broke above the range at $143.80 | — | |
| 27 Feb 2025 | 21 Jan 2026 (328 days) | Broke below the range at $142.10 | 26 Nov 2025 (BO accepted) | |
| 21 Feb 2024 | 8 Nov 2024 (261 days) | Broke above the range at $330.61 | — | |
| 13 Mar 2023 | 6 Jun 2023 (85 days) | Broke above the range at $168.40 | — | |
| 11 Jan 2022 | 7 Dec 2022 (330 days) | Broke below the range at $66.01 | — |
All daily-chart retest signals →
All NASDAQ stocks with daily retest patterns →
All NASDAQ stocks with weekly retest patterns →
Past patterns don't predict future price moves. This page shows what an automated algorithm detected and is not financial advice. Read the disclaimer.