Alpha Cognition Inc. (ACOG)
Showing Closing Date Range from Jun, 16 to Sep, 14, 2026 compared to Mar, 17 to Jun, 15, 2026.
Compare Last 3 Months with Previous Period
Current Period Close
$8.68
Jun 16, 2026 - Sep 14, 2026
Previous Period Close
$5.99
Mar 17, 2026 - Jun 15, 2026
Net Comparison Delta
+$2.69 (+44.82%)
Relative performance vs prior benchmark
Historical Quotes & Breakdown(62 dates)
| Current Date | Current Close | Previous Date | Previous Close | Delta (%) |
|---|---|---|---|---|
| Sep 14, 2026 | $8.68 | Jun 12, 2026 | $5.99 | +44.82% |
| Sep 11, 2026 | $8.90 | Jun 11, 2026 | $6.04 | +47.35% |
| Sep 10, 2026 | $8.90 | Jun 10, 2026 | $5.99 | +48.58% |
| Sep 09, 2026 | $9.13 | Jun 09, 2026 | $6.00 | +52.17% |
| Sep 08, 2026 | $9.52 | Jun 08, 2026 | $6.02 | +58.14% |
| Sep 04, 2026 | $9.52 | Jun 05, 2026 | $5.82 | +63.57% |
| Sep 03, 2026 | $9.21 | Jun 04, 2026 | $5.91 | +55.84% |
| Sep 02, 2026 | $9.32 | Jun 03, 2026 | $6.08 | +53.21% |
| Sep 01, 2026 | $9.17 | Jun 02, 2026 | $6.18 | +48.38% |
| Aug 31, 2026 | $9.27 | Jun 01, 2026 | $6.34 | +46.21% |
| Aug 28, 2026 | $9.16 | May 29, 2026 | $6.19 | +47.98% |
| Aug 27, 2026 | $9.74 | May 28, 2026 | $5.94 | +63.89% |
| Aug 26, 2026 | $9.41 | May 27, 2026 | $5.73 | +64.22% |
| Aug 25, 2026 | $9.75 | May 26, 2026 | $5.88 | +65.82% |
| Aug 24, 2026 | $9.75 | May 22, 2026 | $5.85 | +66.67% |
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