CCI'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 4 Mar 2021 to 4 Nov 2026 (1426 sessions). Later changes are measured from the close on the day of the move.

Biggest one-day falls

Of these 10, 5 were higher 21 sessions later · n = 10 · could be chance.

DateOne-day changeAfter 5 sessionsAfter 21 sessionsAfter 63 sessions
5 Feb 2026-9.0%+12.0%+14.5%+16.2%
5 Jan 2022-6.8%+0.5%-4.3%+5.7%
4 Apr 2025-5.7%-4.3%+5.4%+2.7%
19 Oct 2023-5.5%+6.5%+21.0%+28.3%
6 Oct 2022-5.5%-4.8%-5.6%+7.0%
20 Jul 2023-5.3%+2.4%-6.8%-14.0%
20 Apr 2023-5.0%-3.1%-10.9%-14.3%
5 Aug 2026-4.9%+0.2%+4.6%+17.3%
17 Jul 2023-4.9%+1.3%-6.6%-12.6%
29 Jun 2026-4.8%-1.8%+0.6%-14.7%

Biggest one-day rises

Of these 7, 3 were higher 21 sessions later · n = 7 · could be chance.

DateOne-day changeAfter 5 sessionsAfter 21 sessionsAfter 63 sessions
9 Oct 2026+15.6%+3.3%pendingpending
14 Mar 2025+10.4%+3.1%-3.3%-3.7%
23 Oct 2026+9.1%+3.2%pendingpending
10 Nov 2022+8.6%-3.6%+1.5%+3.3%
4 Nov 2026+6.5%pendingpendingpending
14 Nov 2023+6.1%+2.2%+14.5%+8.0%
4 Jun 2026+5.8%-1.9%-17.7%-17.6%
2 Nov 2023+5.5%-2.0%+21.4%+9.7%
28 Jan 2022+5.3%-0.2%-7.0%+3.4%
25 Jan 2024+5.0%+0.2%-4.4%-13.8%

CCI in the rare moves record