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Adicet Bio, Inc. (ACET) stock

ACETNasdaqPharmaceutical PreparationsFiscal year ends December 26
Financials through Q3 FY2026, quarter ended Sep 30, 2026Last filing: 10-Q on Nov 5, 2026Score 5/30
$2.78−0.15 (-5.12%)

Close on Nov 13, 2026Market cap $26.02MP/E –Yield –

Price history

Adicet Bio share prices for every trading day, newest first. Adjusted for stock splits, not for dividends.

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Close, Nov 13, 2026
$2.78
-5.12% on the day
52-week range
$2.73 – $11.20
-75.2% from the high
Change over 52 weeks
-73.8%
From $10.61 on Nov 13, 2025
Average volume
191,431
Shares a day, last 90 sessions
DateOpenHighLowCloseChangeVolume
Nov 13, 2026$2.92$2.98$2.73$2.78-5.12%286,428
Nov 12, 2026$2.96$3.08$2.84$2.93-2.01%371,408
Nov 11, 2026$3.02$3.18$2.93$2.99-0.33%416,466
Nov 10, 2026$3.00$3.08$2.86$3.00+0.33%382,733
Nov 9, 2026$3.11$3.20$2.93$2.99-1.97%175,782
Nov 6, 2026$2.89$3.14$2.89$3.05+4.45%254,061
Nov 5, 2026$3.03$3.05$2.87$2.92-5.81%420,438
Nov 4, 2026$3.26$3.31$2.99$3.10-2.21%292,346
Nov 3, 2026$3.20$3.34$3.13$3.17-0.94%175,833
Nov 2, 2026$3.42$3.47$3.18$3.20-6.43%250,305
Oct 30, 2026$3.68$3.74$3.32$3.42-4.47%242,489
Oct 29, 2026$3.83$3.86$3.56$3.58-6.04%176,209
Oct 28, 2026$3.80$3.86$3.71$3.810.00%178,818
Oct 27, 2026$3.94$3.97$3.77$3.81-3.30%178,167
Oct 26, 2026$4.00$4.06$3.81$3.94-1.25%162,814
Oct 23, 2026$4.22$4.29$3.96$3.99-6.78%162,967
Oct 22, 2026$4.50$4.72$4.21$4.28-4.68%157,156
Oct 21, 2026$4.52$4.74$4.44$4.49-0.66%182,002
Oct 20, 2026$4.53$4.72$4.49$4.52-0.22%126,528
Oct 19, 2026$4.57$4.75$4.39$4.53-0.88%230,320
Oct 16, 2026$5.14$5.14$4.57$4.57-11.09%188,794
Oct 15, 2026$4.90$5.17$4.88$5.14+5.11%155,102
Oct 14, 2026$5.10$5.27$4.80$4.89-4.31%357,870
Oct 13, 2026$5.53$5.53$5.10$5.11-7.59%326,904
Oct 12, 2026$5.55$5.84$5.17$5.53-1.43%145,879
Oct 9, 2026$5.72$6.05$5.61$5.61-2.26%189,826
Oct 8, 2026$6.16$6.17$5.55$5.74-7.12%487,862
Oct 7, 2026$6.21$6.44$6.12$6.18-1.12%214,301
Oct 6, 2026$6.52$6.55$6.21$6.25-3.40%135,721
Oct 5, 2026$6.53$6.69$6.28$6.47-0.46%152,772

Seasonality

ACET return in each calendar month over the last 9 years, including dividends. The current month runs to the latest close.

YearJanFebMarAprMayJunJulAugSepOctNovDec
Average0.3%0.3%-12.0%2.2%3.1%-6.7%14.5%-8.3%-5.5%-11.5%-7.9%5.5%
Months up3 of 85 of 91 of 95 of 94 of 92 of 98 of 92 of 93 of 92 of 94 of 94 of 8
2026-5.1%-9.3%-6.1%10.9%23.3%-7.2%5.4%-4.5%-17.9%-52.1%-18.7%
2025-8.0%1.6%-16.0%-12.3%8.5%-15.1%12.4%5.0%12.5%-7.4%-13.6%-18.8%
202458.2%-21.4%0.0%-36.6%-2.7%-16.6%24.8%-3.3%-1.4%-11.1%-11.7%-14.9%
20232.3%-13.9%-26.9%1.4%-6.2%-55.7%9.9%-25.1%-31.5%-3.6%-10.6%60.2%
2022-27.8%3.6%52.7%-26.2%-19.8%23.5%15.7%-16.2%0.4%16.0%10.2%-50.8%
2021-12.5%24.5%-14.6%21.8%-15.8%-23.3%-28.1%12.8%-6.1%9.7%23.7%64.4%
2020-7.4%0.7%-25.9%48.5%41.8%-0.9%15.8%-8.4%-25.5%-9.8%15.0%13.9%
20193.0%-3.6%-20.3%18.0%-10.4%41.5%6.7%-11.6%-8.1%-18.0%-83.4%24.2%
201820.2%-50.9%-6.1%8.8%-6.5%68.2%-23.1%28.0%-26.9%18.1%-34.0%

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