Ameren Illinois Co (AILIO) stock
AILIOOTCElectric & Other Services CombinedFiscal year ends December 31Also trades as AILIH, AILIM, AILIN, AILIP, AILLI, AILLM, AILLN, AILLO, AILLP
Last filing: 10-Q on Aug 3, 2026
$66.00+0.00 (0.00%)
Close on Oct 19, 2026Market cap –P/E –Yield –
Price history
Ameren Illinois share prices for every trading day, newest first. Adjusted for stock splits, not for dividends.
Close, Oct 19, 2026
$66.00
0.00% on the day
52-week range
$65.40 – $73.00
-9.6% from the high
Change over 52 weeks
-2.9%
From $68.00 on Oct 17, 2025
Average volume
10
Shares a day, last 90 sessions
| Date | Open | High | Low | Close | Change | Volume |
|---|---|---|---|---|---|---|
| Oct 19, 2026 | $66.00 | $66.00 | $66.00 | $66.00 | 0.00% | 0 |
| Oct 16, 2026 | $66.00 | $66.00 | $66.00 | $66.00 | 0.00% | 0 |
| Oct 15, 2026 | $66.00 | $66.00 | $66.00 | $66.00 | 0.00% | 0 |
| Oct 14, 2026 | $66.00 | $66.00 | $66.00 | $66.00 | 0.00% | 100 |
| Oct 13, 2026 | $66.00 | $66.00 | $65.40 | $66.00 | +0.15% | 400 |
| Oct 12, 2026 | $65.90 | $65.90 | $65.90 | $65.90 | 0.00% | 0 |
| Oct 9, 2026 | $65.90 | $65.90 | $65.90 | $65.90 | 0.00% | 0 |
| Oct 8, 2026 | $65.90 | $65.90 | $65.90 | $65.90 | 0.00% | 0 |
| Oct 7, 2026 | $65.90 | $65.90 | $65.90 | $65.90 | 0.00% | 0 |
| Oct 6, 2026 | $65.90 | $65.90 | $65.90 | $65.90 | 0.00% | 0 |
| Oct 5, 2026 | $65.90 | $65.90 | $65.90 | $65.90 | 0.00% | 0 |
| Oct 2, 2026 | $65.90 | $65.90 | $65.90 | $65.90 | 0.00% | 0 |
| Oct 1, 2026 | $65.90 | $65.90 | $65.90 | $65.90 | 0.00% | 0 |
| Sep 30, 2026 | $65.90 | $65.90 | $65.90 | $65.90 | 0.00% | 0 |
| Sep 29, 2026 | $65.90 | $65.90 | $65.90 | $65.90 | -8.47% | 210 |
| Sep 28, 2026 | $72.00 | $72.00 | $72.00 | $72.00 | 0.00% | 0 |
| Sep 25, 2026 | $72.00 | $72.00 | $72.00 | $72.00 | 0.00% | 0 |
| Sep 24, 2026 | $72.00 | $72.00 | $72.00 | $72.00 | 0.00% | 0 |
| Sep 23, 2026 | $72.00 | $72.00 | $72.00 | $72.00 | 0.00% | 0 |
| Sep 22, 2026 | $72.00 | $72.00 | $72.00 | $72.00 | 0.00% | 0 |
| Sep 21, 2026 | $72.00 | $72.00 | $72.00 | $72.00 | 0.00% | 0 |
| Sep 18, 2026 | $72.00 | $72.00 | $72.00 | $72.00 | 0.00% | 0 |
| Sep 17, 2026 | $72.00 | $72.00 | $72.00 | $72.00 | 0.00% | 0 |
| Sep 16, 2026 | $72.00 | $72.00 | $72.00 | $72.00 | 0.00% | 0 |
| Sep 15, 2026 | $72.00 | $72.00 | $72.00 | $72.00 | 0.00% | 0 |
| Sep 14, 2026 | $72.00 | $72.00 | $72.00 | $72.00 | 0.00% | 0 |
| Sep 11, 2026 | $72.00 | $72.00 | $72.00 | $72.00 | 0.00% | 0 |
| Sep 10, 2026 | $72.00 | $72.00 | $72.00 | $72.00 | 0.00% | 0 |
| Sep 9, 2026 | $72.00 | $72.00 | $72.00 | $72.00 | 0.00% | 0 |
| Sep 8, 2026 | $72.00 | $72.00 | $72.00 | $72.00 | 0.00% | 0 |
| Sep 4, 2026 | $72.00 | $72.00 | $72.00 | $72.00 | 0.00% | 0 |
| Sep 3, 2026 | $72.00 | $72.00 | $72.00 | $72.00 | 0.00% | 0 |
| Sep 2, 2026 | $72.00 | $72.00 | $72.00 | $72.00 | 0.00% | 0 |
| Sep 1, 2026 | $72.00 | $72.00 | $72.00 | $72.00 | 0.00% | 0 |
| Aug 31, 2026 | $72.00 | $72.00 | $72.00 | $72.00 | 0.00% | 0 |
| Aug 28, 2026 | $72.00 | $72.00 | $72.00 | $72.00 | 0.00% | 0 |
| Aug 27, 2026 | $72.00 | $72.00 | $72.00 | $72.00 | 0.00% | 0 |
| Aug 26, 2026 | $72.00 | $72.00 | $72.00 | $72.00 | +1.57% | 100 |
| Aug 25, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Aug 24, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Aug 21, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Aug 20, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Aug 19, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Aug 18, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Aug 17, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Aug 14, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Aug 13, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Aug 12, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Aug 11, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Aug 10, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Aug 7, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Aug 6, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Aug 5, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Aug 4, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Aug 3, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Jul 31, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Jul 30, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Jul 29, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Jul 28, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Jul 27, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Jul 24, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Jul 23, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Jul 22, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Jul 21, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Jul 20, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Jul 17, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Jul 16, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Jul 15, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Jul 14, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Jul 13, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Jul 10, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Jul 9, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Jul 8, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Jul 7, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Jul 6, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Jul 2, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Jul 1, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Jun 30, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Jun 29, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Jun 26, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Jun 25, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Jun 24, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Jun 23, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 100 |
| Jun 22, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Jun 18, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Jun 17, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Jun 16, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Jun 15, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Jun 12, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Jun 11, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Jun 10, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Jun 9, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Jun 8, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Jun 5, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Jun 4, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Jun 3, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Jun 2, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| Jun 1, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| May 29, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| May 28, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| May 27, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| May 26, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| May 22, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| May 21, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| May 20, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| May 19, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| May 18, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| May 15, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| May 14, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| May 13, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| May 12, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | 0.00% | 0 |
| May 11, 2026 | $70.89 | $70.89 | $70.89 | $70.89 | +0.55% | 100 |
| May 8, 2026 | $70.50 | $70.50 | $70.50 | $70.50 | +6.77% | 200 |
| May 7, 2026 | $66.03 | $66.03 | $66.03 | $66.03 | 0.00% | 0 |
| May 6, 2026 | $66.03 | $66.03 | $66.03 | $66.03 | 0.00% | 0 |
| May 5, 2026 | $66.03 | $66.03 | $66.03 | $66.03 | 0.00% | 0 |
| May 4, 2026 | $66.03 | $66.03 | $66.03 | $66.03 | -6.87% | 151 |
| May 1, 2026 | $70.90 | $70.90 | $70.90 | $70.90 | 0.00% | 0 |
| Apr 30, 2026 | $72.00 | $72.00 | $70.90 | $70.90 | -1.10% | 201 |
| Apr 29, 2026 | $71.69 | $71.69 | $71.69 | $71.69 | 0.00% | 0 |
| Apr 28, 2026 | $71.69 | $71.69 | $71.69 | $71.69 | 0.00% | 0 |
| Apr 27, 2026 | $71.69 | $71.69 | $71.69 | $71.69 | 0.00% | 0 |
| Apr 24, 2026 | $71.69 | $71.69 | $71.69 | $71.69 | 0.00% | 0 |
| Apr 23, 2026 | $71.69 | $71.69 | $71.69 | $71.69 | 0.00% | 0 |
| Apr 22, 2026 | $71.69 | $71.69 | $71.69 | $71.69 | 0.00% | 0 |
| Apr 21, 2026 | $71.69 | $71.69 | $71.69 | $71.69 | 0.00% | 0 |
| Apr 20, 2026 | $71.69 | $71.69 | $71.69 | $71.69 | 0.00% | 0 |
| Apr 17, 2026 | $71.69 | $71.69 | $71.69 | $71.69 | 0.00% | 0 |
| Apr 16, 2026 | $71.69 | $71.69 | $71.69 | $71.69 | 0.00% | 0 |
| Apr 15, 2026 | $71.69 | $71.69 | $71.69 | $71.69 | 0.00% | 0 |
| Apr 14, 2026 | $71.69 | $71.69 | $71.69 | $71.69 | 0.00% | 0 |
| Apr 13, 2026 | $71.69 | $71.69 | $71.69 | $71.69 | 0.00% | 0 |
| Apr 10, 2026 | $71.69 | $71.69 | $71.69 | $71.69 | 0.00% | 0 |
| Apr 9, 2026 | $71.69 | $71.69 | $71.69 | $71.69 | 0.00% | 0 |
| Apr 8, 2026 | $71.69 | $71.69 | $71.69 | $71.69 | 0.00% | 0 |
| Apr 7, 2026 | $71.69 | $71.69 | $71.69 | $71.69 | 0.00% | 0 |
| Apr 6, 2026 | $71.69 | $71.69 | $71.69 | $71.69 | 0.00% | 0 |
| Apr 2, 2026 | $71.69 | $71.69 | $71.69 | $71.69 | 0.00% | 0 |
| Apr 1, 2026 | $71.69 | $71.69 | $71.69 | $71.69 | 0.00% | 0 |
| Mar 31, 2026 | $71.69 | $71.69 | $71.69 | $71.69 | 0.00% | 0 |
| Mar 30, 2026 | $71.69 | $71.69 | $71.69 | $71.69 | 0.00% | 0 |
| Mar 27, 2026 | $71.69 | $71.69 | $71.69 | $71.69 | 0.00% | 0 |
| Mar 26, 2026 | $71.69 | $71.69 | $71.69 | $71.69 | 0.00% | 0 |
| Mar 25, 2026 | $71.69 | $71.69 | $71.69 | $71.69 | 0.00% | 0 |
| Mar 24, 2026 | $71.69 | $71.69 | $71.69 | $71.69 | 0.00% | 0 |
| Mar 23, 2026 | $71.69 | $71.69 | $71.69 | $71.69 | 0.00% | 0 |
| Mar 20, 2026 | $71.69 | $71.69 | $71.69 | $71.69 | 0.00% | 0 |
| Mar 19, 2026 | $71.69 | $71.69 | $71.69 | $71.69 | 0.00% | 0 |
| Mar 18, 2026 | $71.69 | $71.69 | $71.69 | $71.69 | 0.00% | 0 |
| Mar 17, 2026 | $71.69 | $71.69 | $71.69 | $71.69 | +2.57% | 120 |
| Mar 16, 2026 | $69.90 | $69.90 | $69.90 | $69.90 | 0.00% | 0 |
| Mar 13, 2026 | $69.90 | $69.90 | $69.90 | $69.90 | 0.00% | 0 |
| Mar 12, 2026 | $69.90 | $69.90 | $69.90 | $69.90 | 0.00% | 0 |
| Mar 11, 2026 | $69.90 | $69.90 | $69.90 | $69.90 | 0.00% | 0 |
| Mar 10, 2026 | $69.90 | $69.90 | $69.90 | $69.90 | 0.00% | 0 |
| Mar 9, 2026 | $69.90 | $69.90 | $69.90 | $69.90 | 0.00% | 0 |
| Mar 6, 2026 | $69.90 | $69.90 | $69.90 | $69.90 | 0.00% | 0 |
| Mar 5, 2026 | $69.90 | $69.90 | $69.90 | $69.90 | 0.00% | 0 |
| Mar 4, 2026 | $69.90 | $69.90 | $69.90 | $69.90 | 0.00% | 0 |
| Mar 3, 2026 | $69.90 | $69.90 | $69.90 | $69.90 | 0.00% | 0 |
| Mar 2, 2026 | $69.90 | $69.90 | $69.90 | $69.90 | 0.00% | 0 |
| Feb 27, 2026 | $69.90 | $69.90 | $69.90 | $69.90 | 0.00% | 0 |
| Feb 26, 2026 | $69.90 | $69.90 | $69.90 | $69.90 | 0.00% | 0 |
| Feb 25, 2026 | $69.90 | $69.90 | $69.90 | $69.90 | 0.00% | 0 |
| Feb 24, 2026 | $69.90 | $69.90 | $69.90 | $69.90 | 0.00% | 0 |
| Feb 23, 2026 | $69.90 | $69.90 | $69.90 | $69.90 | 0.00% | 0 |
| Feb 20, 2026 | $69.90 | $69.90 | $69.90 | $69.90 | 0.00% | 0 |
| Feb 19, 2026 | $69.90 | $69.90 | $69.90 | $69.90 | 0.00% | 0 |
| Feb 18, 2026 | $69.10 | $69.90 | $69.10 | $69.90 | -1.56% | 500 |
| Feb 17, 2026 | $71.00 | $71.00 | $71.00 | $71.00 | 0.00% | 0 |
| Feb 13, 2026 | $71.00 | $71.00 | $71.00 | $71.00 | 0.00% | 0 |
| Feb 12, 2026 | $71.00 | $71.00 | $71.00 | $71.00 | 0.00% | 200 |
| Feb 11, 2026 | $71.00 | $71.00 | $71.00 | $71.00 | 0.00% | 0 |
| Feb 10, 2026 | $71.00 | $71.00 | $71.00 | $71.00 | 0.00% | 0 |
| Feb 9, 2026 | $71.00 | $71.00 | $71.00 | $71.00 | 0.00% | 0 |
| Feb 6, 2026 | $71.00 | $71.00 | $71.00 | $71.00 | +2.75% | 200 |
| Feb 5, 2026 | $69.10 | $69.10 | $69.10 | $69.10 | 0.00% | 0 |
| Feb 4, 2026 | $69.10 | $69.10 | $69.10 | $69.10 | 0.00% | 0 |
| Feb 3, 2026 | $69.10 | $69.10 | $69.10 | $69.10 | 0.00% | 0 |
| Feb 2, 2026 | $69.10 | $69.10 | $69.10 | $69.10 | 0.00% | 0 |
| Jan 30, 2026 | $69.10 | $69.10 | $69.10 | $69.10 | 0.00% | 0 |
| Jan 29, 2026 | $69.10 | $69.10 | $69.10 | $69.10 | 0.00% | 0 |
| Jan 28, 2026 | $69.10 | $69.10 | $69.10 | $69.10 | +1.17% | 150 |
| Jan 27, 2026 | $68.30 | $68.30 | $68.30 | $68.30 | 0.00% | 0 |
| Jan 26, 2026 | $68.30 | $68.30 | $68.30 | $68.30 | 0.00% | 0 |
| Jan 23, 2026 | $68.30 | $68.30 | $68.30 | $68.30 | 0.00% | 0 |
| Jan 22, 2026 | $68.30 | $68.30 | $68.30 | $68.30 | 0.00% | 0 |
| Jan 21, 2026 | $68.30 | $68.30 | $68.30 | $68.30 | 0.00% | 0 |
| Jan 20, 2026 | $68.30 | $68.30 | $68.30 | $68.30 | 0.00% | 0 |
| Jan 16, 2026 | $68.30 | $68.30 | $68.30 | $68.30 | 0.00% | 0 |
| Jan 15, 2026 | $68.30 | $68.30 | $68.30 | $68.30 | 0.00% | 0 |
| Jan 14, 2026 | $68.30 | $68.30 | $68.30 | $68.30 | 0.00% | 0 |
| Jan 13, 2026 | $68.30 | $68.30 | $68.30 | $68.30 | 0.00% | 0 |
| Jan 12, 2026 | $68.30 | $68.30 | $68.30 | $68.30 | 0.00% | 0 |
| Jan 9, 2026 | $68.30 | $68.30 | $68.30 | $68.30 | 0.00% | 0 |
| Jan 8, 2026 | $68.30 | $68.30 | $68.30 | $68.30 | -2.43% | 108 |
| Jan 7, 2026 | $70.00 | $70.00 | $70.00 | $70.00 | 0.00% | 0 |
| Jan 6, 2026 | $70.00 | $70.00 | $70.00 | $70.00 | 0.00% | 0 |
| Jan 5, 2026 | $70.00 | $70.00 | $70.00 | $70.00 | 0.00% | 0 |
| Jan 2, 2026 | $70.00 | $70.00 | $70.00 | $70.00 | 0.00% | 0 |
| Dec 31, 2025 | $70.00 | $70.00 | $70.00 | $70.00 | 0.00% | 0 |
| Dec 30, 2025 | $70.00 | $70.00 | $70.00 | $70.00 | 0.00% | 0 |
| Dec 29, 2025 | $70.00 | $70.00 | $70.00 | $70.00 | 0.00% | 0 |
| Dec 26, 2025 | $70.00 | $70.00 | $70.00 | $70.00 | 0.00% | 0 |
| Dec 24, 2025 | $70.00 | $70.00 | $70.00 | $70.00 | 0.00% | 0 |
| Dec 23, 2025 | $70.00 | $70.00 | $70.00 | $70.00 | 0.00% | 200 |
| Dec 22, 2025 | $70.00 | $70.00 | $70.00 | $70.00 | 0.00% | 0 |
| Dec 19, 2025 | $70.00 | $70.00 | $70.00 | $70.00 | 0.00% | 0 |
| Dec 18, 2025 | $70.00 | $70.00 | $70.00 | $70.00 | 0.00% | 0 |
| Dec 17, 2025 | $70.00 | $70.00 | $70.00 | $70.00 | 0.00% | 0 |
| Dec 16, 2025 | $70.00 | $70.00 | $70.00 | $70.00 | 0.00% | 0 |
| Dec 15, 2025 | $70.00 | $70.00 | $70.00 | $70.00 | 0.00% | 0 |
| Dec 12, 2025 | $70.00 | $70.00 | $70.00 | $70.00 | -2.44% | 100 |
| Dec 11, 2025 | $71.75 | $71.75 | $71.75 | $71.75 | 0.00% | 0 |
| Dec 10, 2025 | $71.75 | $71.75 | $71.75 | $71.75 | 0.00% | 0 |
| Dec 9, 2025 | $71.75 | $71.75 | $71.75 | $71.75 | 0.00% | 0 |
| Dec 8, 2025 | $71.75 | $71.75 | $71.75 | $71.75 | 0.00% | 0 |
| Dec 5, 2025 | $71.75 | $71.75 | $71.75 | $71.75 | 0.00% | 0 |
| Dec 4, 2025 | $71.75 | $71.75 | $71.75 | $71.75 | 0.00% | 0 |
| Dec 3, 2025 | $71.75 | $71.75 | $71.75 | $71.75 | 0.00% | 0 |
| Dec 2, 2025 | $71.75 | $71.75 | $71.75 | $71.75 | -1.71% | 135 |
| Dec 1, 2025 | $73.00 | $73.00 | $73.00 | $73.00 | 0.00% | 0 |
| Nov 28, 2025 | $73.00 | $73.00 | $73.00 | $73.00 | 0.00% | 0 |
| Nov 26, 2025 | $73.00 | $73.00 | $73.00 | $73.00 | 0.00% | 0 |
| Nov 25, 2025 | $73.00 | $73.00 | $73.00 | $73.00 | 0.00% | 0 |
| Nov 24, 2025 | $73.00 | $73.00 | $73.00 | $73.00 | 0.00% | 0 |
| Nov 21, 2025 | $73.00 | $73.00 | $73.00 | $73.00 | 0.00% | 0 |
| Nov 20, 2025 | $73.00 | $73.00 | $73.00 | $73.00 | 0.00% | 0 |
| Nov 19, 2025 | $73.00 | $73.00 | $73.00 | $73.00 | 0.00% | 0 |
| Nov 18, 2025 | $73.00 | $73.00 | $73.00 | $73.00 | 0.00% | 0 |
| Nov 17, 2025 | $73.00 | $73.00 | $73.00 | $73.00 | 0.00% | 0 |
| Nov 14, 2025 | $73.00 | $73.00 | $73.00 | $73.00 | 0.00% | 0 |
| Nov 13, 2025 | $73.00 | $73.00 | $73.00 | $73.00 | 0.00% | 0 |
| Nov 12, 2025 | $73.00 | $73.00 | $73.00 | $73.00 | 0.00% | 0 |
| Nov 11, 2025 | $73.00 | $73.00 | $73.00 | $73.00 | 0.00% | 0 |
| Nov 10, 2025 | $73.00 | $73.00 | $73.00 | $73.00 | 0.00% | 0 |
| Nov 7, 2025 | $73.00 | $73.00 | $73.00 | $73.00 | 0.00% | 0 |
| Nov 6, 2025 | $73.00 | $73.00 | $73.00 | $73.00 | 0.00% | 0 |
| Nov 5, 2025 | $73.00 | $73.00 | $73.00 | $73.00 | 0.00% | 0 |
| Nov 4, 2025 | $73.00 | $73.00 | $73.00 | $73.00 | 0.00% | 0 |
| Nov 3, 2025 | $73.00 | $73.00 | $73.00 | $73.00 | 0.00% | 0 |
| Oct 31, 2025 | $73.00 | $73.00 | $73.00 | $73.00 | 0.00% | 0 |
| Oct 30, 2025 | $73.00 | $73.00 | $73.00 | $73.00 | 0.00% | 0 |
| Oct 29, 2025 | $73.00 | $73.00 | $73.00 | $73.00 | +4.29% | 100 |
| Oct 28, 2025 | $70.00 | $70.00 | $70.00 | $70.00 | 0.00% | 0 |
| Oct 27, 2025 | $68.00 | $70.00 | $68.00 | $70.00 | +1.45% | 415 |
| Oct 24, 2025 | $69.00 | $69.00 | $69.00 | $69.00 | 0.00% | 0 |
| Oct 23, 2025 | $69.00 | $69.00 | $69.00 | $69.00 | 0.00% | 0 |
| Oct 22, 2025 | $69.00 | $69.00 | $69.00 | $69.00 | +1.47% | 160 |
| Oct 21, 2025 | $68.00 | $68.00 | $68.00 | $68.00 | 0.00% | 0 |
| Oct 20, 2025 | $68.00 | $68.00 | $68.00 | $68.00 | 0.00% | 0 |
| Oct 17, 2025 | $68.00 | $68.00 | $68.00 | $68.00 | 0.00% | 0 |
| Oct 16, 2025 | $68.00 | $68.00 | $68.00 | $68.00 | 0.00% | 0 |
| Oct 15, 2025 | $68.00 | $68.00 | $68.00 | $68.00 | 0.00% | 0 |
| Oct 14, 2025 | $68.00 | $68.00 | $68.00 | $68.00 | 0.00% | 0 |
| Oct 13, 2025 | $68.00 | $68.00 | $68.00 | $68.00 | 0.00% | 0 |
| Oct 10, 2025 | $68.00 | $68.00 | $68.00 | $68.00 | 0.00% | 0 |
| Oct 9, 2025 | $68.00 | $68.00 | $68.00 | $68.00 | 0.00% | 0 |
| Oct 8, 2025 | $68.00 | $68.00 | $68.00 | $68.00 | 0.00% | 200 |
| Oct 7, 2025 | $68.00 | $68.00 | $68.00 | $68.00 | – | 0 |
Seasonality
AILIO return in each calendar month over the last 10 years, including dividends. The current month runs to the latest close.
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Average | 2.2% | -0.1% | 1.1% | -2.3% | 1.7% | -0.6% | 1.4% | -0.5% | 0.4% | 0.2% | -0.2% | -1.6% |
| Months up | 9 of 10 | 2 of 10 | 2 of 10 | 5 of 10 | 5 of 10 | 2 of 10 | 9 of 10 | 2 of 10 | 4 of 10 | 9 of 10 | 2 of 9 | 2 of 9 |
| 2026 | 0.3% | 1.2% | 2.6% | 0.4% | -0.0% | 0.0% | 1.5% | 1.6% | -8.5% | 1.8% | ||
| 2025 | 1.5% | -2.1% | -0.1% | -1.0% | 4.5% | -1.4% | 1.5% | -4.3% | 1.5% | 9.1% | 0.0% | -4.1% |
| 2024 | 8.4% | 0.0% | 0.0% | 1.5% | 0.0% | -4.2% | 3.4% | 0.7% | 2.4% | 4.8% | -3.7% | 0.4% |
| 2023 | 1.4% | 0.0% | 10.4% | -9.8% | 4.6% | 1.9% | 1.3% | 0.0% | 0.0% | -20.4% | 4.4% | 1.2% |
| 2022 | 1.1% | -2.1% | -1.0% | -8.4% | 1.2% | 0.0% | 1.2% | 0.0% | 0.0% | 1.2% | 0.0% | -11.5% |
| 2021 | 2.6% | 0.0% | 0.0% | -7.4% | 5.4% | -2.2% | 5.9% | -3.4% | 0.5% | 1.1% | 0.6% | 0.0% |
| 2020 | 3.2% | 0.0% | -0.3% | 1.1% | -0.5% | 0.2% | 1.1% | 0.0% | 0.0% | 1.1% | 0.0% | 0.0% |
| 2019 | 1.1% | 2.1% | 0.0% | 1.1% | 0.0% | 0.0% | -5.5% | 0.0% | 9.9% | 1.1% | -1.5% | 0.0% |
| 2018 | -1.1% | 0.0% | -0.6% | 4.8% | 0.0% | 0.0% | 1.1% | 0.0% | -2.1% | 1.1% | -2.0% | 0.0% |
| 2017 | 3.6% | 0.0% | 0.0% | -5.8% | 1.7% | 0.0% | 2.6% | 0.0% | 0.0% | 1.1% | 0.0% | 0.0% |