NWS's biggest one-day moves since 2021, and what happened next
Describes the past; not a signal. Pre-licensed data — internal estimates, to be re-verified after our licensed data rebuild.
Close-to-close daily changes from 5 Apr 2021 to 5 Nov 2026 (1405 sessions). Later changes are measured from the close on the day of the move.
Biggest one-day falls
Of these 9, 3 were higher 21 sessions later · n = 9 · could be chance.
| Date | One-day change | After 5 sessions | After 21 sessions | After 63 sessions |
|---|---|---|---|---|
| 6 May 2022 | -13.7% | +6.2% | +5.5% | +4.0% |
| 5 Nov 2026 | -13.2% | pending | pending | pending |
| 10 Feb 2023 | -9.8% | +1.6% | -14.0% | +1.0% |
| 3 Feb 2026 | -6.6% | -5.7% | -6.6% | +1.9% |
| 27 Oct 2021 | -6.4% | +2.0% | -3.8% | -6.3% |
| 6 Feb 2026 | -6.4% | +1.4% | +6.1% | +22.1% |
| 1 Oct 2025 | -6.0% | -6.0% | -6.0% | -8.7% |
| 4 Apr 2025 | -5.9% | +9.2% | +15.7% | +22.8% |
| 20 Feb 2025 | -5.8% | -3.2% | -6.3% | -1.5% |
| 5 May 2022 | -5.7% | -10.2% | -9.7% | -12.3% |
Biggest one-day rises
Of these 10, 6 were higher 21 sessions later · n = 10 · could be chance.
| Date | One-day change | After 5 sessions | After 21 sessions | After 63 sessions |
|---|---|---|---|---|
| 9 Apr 2025 | +9.7% | -1.5% | +7.8% | +13.5% |
| 12 May 2023 | +8.7% | +2.2% | +7.4% | +20.8% |
| 8 Feb 2024 | +6.8% | +2.4% | +1.5% | -4.8% |
| 7 Nov 2025 | +6.4% | -2.4% | -2.8% | -10.2% |
| 10 Nov 2022 | +6.2% | +4.7% | +5.1% | +8.9% |
| 7 May 2021 | +6.0% | -1.8% | -0.4% | -6.3% |
| 9 Aug 2022 | +5.5% | +1.9% | -8.1% | -8.1% |
| 23 Sep 2021 | +5.3% | -2.1% | +2.7% | -6.9% |
| 2 Mar 2022 | +5.1% | -4.9% | -0.1% | -22.9% |
| 4 Oct 2022 | +4.9% | -5.5% | +0.2% | +15.3% |