BXP'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, 4 were higher 21 sessions later · n = 10 · could be chance.
| Date | One-day change | After 5 sessions | After 21 sessions | After 63 sessions |
|---|---|---|---|---|
| 3 Apr 2025 | -7.7% | -4.7% | +3.4% | +9.1% |
| 18 Dec 2024 | -7.6% | +2.7% | -0.7% | -5.1% |
| 10 Mar 2023 | -7.3% | -11.0% | -4.2% | -4.0% |
| 21 Sep 2023 | -7.1% | -1.1% | -10.0% | +18.1% |
| 22 Mar 2023 | -6.8% | +6.4% | +6.3% | +6.7% |
| 11 Feb 2026 | -6.5% | +0.7% | -15.8% | -5.5% |
| 10 Apr 2024 | -6.1% | -5.5% | +0.2% | +8.1% |
| 29 Jan 2025 | -5.9% | +6.0% | +3.0% | -6.1% |
| 13 Jun 2022 | -5.9% | -1.3% | -5.2% | -6.3% |
| 27 Feb 2026 | -5.9% | -8.1% | -10.0% | +4.2% |
Biggest one-day rises
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 Dec 2023 | +11.2% | +1.3% | +11.1% | +3.5% |
| 14 Nov 2023 | +10.7% | -5.4% | +28.7% | +19.3% |
| 26 Jun 2023 | +9.9% | +5.1% | +17.9% | +7.2% |
| 13 Dec 2023 | +8.5% | +3.9% | +3.5% | -6.8% |
| 9 Apr 2025 | +8.3% | +2.4% | +4.3% | +16.6% |
| 14 Dec 2023 | +7.2% | -2.4% | -7.0% | -12.7% |
| 10 Nov 2022 | +6.7% | -6.4% | -10.3% | -1.5% |
| 15 Feb 2024 | +5.5% | -2.5% | -5.8% | -3.0% |
| 11 Jul 2024 | +5.5% | +3.1% | +5.2% | +27.9% |
| 3 Nov 2023 | +5.5% | -11.0% | +5.2% | +9.0% |