KR'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 1 Apr 2021 to 4 Nov 2026 (1406 sessions). Later changes are measured from the close on the day of the move.
Biggest one-day falls
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 |
|---|---|---|---|---|
| 18 Jun 2026 | -8.4% | +2.0% | +2.1% | +6.0% |
| 10 Sep 2021 | -7.5% | -4.1% | -7.2% | +2.9% |
| 14 Oct 2022 | -7.3% | +20.7% | +29.5% | +28.4% |
| 17 Jun 2022 | -7.3% | +5.4% | +2.2% | +3.3% |
| 18 May 2022 | -6.5% | +6.8% | -3.5% | +4.2% |
| 25 Jan 2022 | -5.5% | -2.1% | -1.0% | +24.2% |
| 4 Apr 2025 | -5.0% | +1.5% | +8.6% | +4.3% |
| 8 Dec 2021 | -5.0% | +8.0% | +12.4% | +34.0% |
| 12 May 2021 | -4.7% | -0.1% | +6.2% | +18.0% |
| 4 Dec 2025 | -4.6% | -1.5% | -2.2% | +16.2% |
Biggest one-day rises
Of these 9, 6 were higher 21 sessions later · n = 9 · could be chance.
| Date | One-day change | After 5 sessions | After 21 sessions | After 63 sessions |
|---|---|---|---|---|
| 21 Oct 2022 | +23.5% | +7.2% | +10.9% | +2.0% |
| 3 Mar 2022 | +11.6% | +3.6% | +4.3% | -3.7% |
| 2 Dec 2021 | +11.0% | -2.2% | +1.2% | +32.6% |
| 7 Mar 2024 | +9.9% | +0.1% | -0.2% | -5.9% |
| 20 Jun 2025 | +9.8% | -0.8% | +0.9% | -8.9% |
| 9 Sep 2022 | +7.4% | -9.0% | -14.8% | +9.7% |
| 12 Sep 2024 | +7.2% | -0.7% | +0.3% | +11.7% |
| 4 Mar 2022 | +7.0% | -5.2% | -2.5% | -10.5% |
| 22 Oct 2026 | +5.8% | -2.9% | pending | pending |
| 3 Nov 2021 | +5.5% | -1.1% | +1.6% | +5.6% |