Assembly Biosciences Inc. (ASMB)
Showing Closing Date Range from Sep 25 to Oct 23, 2026 compared to Aug 27 to Sep 24, 2026.
Compare Last 28 Days with Previous Period
Investor Relations:assemblybio.com/investor
Current Period Close
$19.84
Sep 25, 2026 - Oct 23, 2026
Previous Period Close
$23.66
Aug 27, 2026 - Sep 24, 2026
Net Comparison Delta
$-3.82 (-16.15%)
Relative performance vs prior benchmark
Historical Quotes & Breakdown(17 dates)
| Current Date | Current Close | Previous Date | Previous Close | Delta (%) |
|---|---|---|---|---|
| Oct 23, 2026 | $19.84 | Sep 21, 2026 | $25.44 | -22.01% |
| Oct 22, 2026 | $20.28 | Sep 18, 2026 | $24.97 | -18.78% |
| Oct 21, 2026 | $20.46 | Sep 17, 2026 | $25.34 | -19.26% |
| Oct 20, 2026 | $21.19 | Sep 16, 2026 | $25.48 | -16.84% |
| Oct 19, 2026 | $20.16 | Sep 15, 2026 | $26.11 | -22.79% |
| Oct 16, 2026 | $20.09 | Sep 14, 2026 | $28.96 | -30.63% |
| Oct 15, 2026 | $20.57 | Sep 11, 2026 | $29.80 | -30.97% |
| Oct 14, 2026 | $20.53 | Sep 10, 2026 | $30.46 | -32.60% |
| Oct 13, 2026 | $20.34 | Sep 09, 2026 | $32.87 | -38.12% |
| Oct 12, 2026 | $22.77 | Sep 08, 2026 | $35.28 | -35.46% |
| Oct 09, 2026 | $23.53 | Sep 04, 2026 | $36.60 | -35.71% |
| Oct 08, 2026 | $22.82 | Sep 03, 2026 | $36.13 | -36.84% |
| Oct 07, 2026 | $22.95 | Sep 02, 2026 | $36.72 | -37.50% |
| Oct 06, 2026 | $22.18 | Sep 01, 2026 | $35.18 | -36.95% |
| Oct 05, 2026 | $22.74 | Aug 31, 2026 | $33.63 | -32.38% |
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