ZBH'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, 7 were higher 21 sessions later · n = 10 · could be chance.
| Date | One-day change | After 5 sessions | After 21 sessions | After 63 sessions |
|---|---|---|---|---|
| 5 Nov 2025 | -15.1% | +2.8% | +7.7% | +2.7% |
| 5 May 2025 | -11.6% | +8.6% | +1.1% | +2.0% |
| 28 Apr 2026 | -10.6% | +0.3% | +0.0% | +17.3% |
| 7 Feb 2022 | -9.1% | +4.8% | +8.6% | +6.4% |
| 5 Sep 2024 | -8.7% | +0.6% | +0.4% | +6.1% |
| 4 Nov 2021 | -7.4% | -3.7% | -8.9% | -10.7% |
| 11 Oct 2023 | -6.1% | +0.8% | -1.2% | +16.4% |
| 3 Aug 2021 | -5.7% | -5.2% | -1.8% | -5.0% |
| 30 Jun 2026 | -5.6% | +1.7% | +10.3% | +6.1% |
| 6 Feb 2025 | -5.1% | -2.7% | +7.8% | -7.2% |
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 |
|---|---|---|---|---|
| 4 Nov 2026 | +13.5% | pending | pending | pending |
| 7 Aug 2025 | +8.0% | +3.7% | +6.4% | -11.1% |
| 8 Feb 2022 | +7.4% | +1.9% | +2.6% | -1.6% |
| 10 Nov 2022 | +6.7% | -0.7% | +11.7% | +13.6% |
| 30 Oct 2024 | +5.7% | +0.3% | +2.1% | -1.3% |
| 2 Nov 2023 | +4.9% | -5.5% | +6.1% | +14.0% |
| 12 May 2026 | +4.8% | +3.3% | +4.5% | +17.4% |
| 14 Sep 2021 | +4.7% | -3.3% | -3.2% | -14.9% |
| 4 May 2022 | +4.7% | -10.2% | -4.5% | -10.1% |
| 11 Feb 2026 | +4.6% | +3.8% | -2.5% | -13.5% |