ECL'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 8 Mar 2021 to 4 Nov 2026 (1424 sessions). Later changes are measured from the close on the day of the move.
Biggest one-day falls
Of these 10, 7 were higher 21 sessions later · n = 10 · could be chance.
| Date | One-day change | After 5 sessions | After 21 sessions | After 63 sessions |
|---|---|---|---|---|
| 1 Nov 2022 | -9.0% | -1.0% | +6.3% | +11.8% |
| 21 Jan 2022 | -8.5% | -4.6% | -9.4% | -9.9% |
| 30 Jul 2024 | -7.7% | +2.1% | +9.1% | +12.3% |
| 7 Mar 2022 | -5.7% | +4.4% | +14.0% | +7.5% |
| 4 Apr 2025 | -5.0% | -1.0% | +6.3% | +13.4% |
| 13 Sep 2022 | -4.9% | -5.6% | -15.2% | -9.2% |
| 3 Nov 2022 | -4.3% | +15.4% | +14.5% | +15.9% |
| 18 May 2022 | -4.1% | +1.0% | -4.8% | +12.7% |
| 5 May 2022 | -4.1% | -4.2% | +1.9% | +0.2% |
| 28 Oct 2025 | -4.1% | -3.6% | +2.5% | +5.4% |
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 |
|---|---|---|---|---|
| 13 Feb 2024 | +9.0% | -1.9% | +1.7% | +5.1% |
| 10 Nov 2022 | +7.8% | -2.5% | -0.7% | -2.1% |
| 14 Feb 2023 | +7.1% | +0.5% | +0.2% | +9.3% |
| 2 Jun 2022 | +6.3% | -4.9% | -8.4% | -5.9% |
| 11 Feb 2025 | +6.2% | +1.9% | -3.9% | -3.5% |
| 31 Oct 2023 | +5.4% | +3.7% | +14.3% | +19.6% |
| 9 Mar 2022 | +5.3% | +3.8% | +11.6% | +0.3% |
| 9 Apr 2025 | +5.3% | -0.7% | +6.4% | +12.7% |
| 7 Sep 2022 | +4.8% | -3.7% | -12.7% | -12.9% |
| 10 Aug 2022 | +4.7% | +2.5% | +1.1% | -16.8% |