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Acadia Healthcare Company, Inc. (ACHC) stock

ACHCNasdaqServices-Specialty Outpatient Facilities, NECFiscal year ends December 31
Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Jul 28, 2026Score 7/3056% below fair value
$29.96+0.50 (+1.70%)

Close on Oct 30, 2026Market cap $2.79BP/E –Yield –

Price history

Acadia Healthcare share prices for every trading day, newest first. Adjusted for stock splits, not for dividends.

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Close, Oct 30, 2026
$29.96
+1.70% on the day
52-week range
$11.43 – $35.83
-16.4% from the high
Change over 52 weeks
+37.4%
From $21.80 on Oct 30, 2025
Average volume
2.21M
Shares a day, last 90 sessions
DateOpenHighLowCloseChangeVolume
Oct 30, 2026$29.30$30.02$29.02$29.96+1.70%2,575,608
Oct 29, 2026$29.84$30.10$28.89$29.46-0.17%2,738,263
Oct 28, 2026$29.65$30.52$29.29$29.51-1.30%2,189,472
Oct 27, 2026$31.51$31.61$29.35$29.90-4.59%2,337,761
Oct 26, 2026$31.71$32.41$31.06$31.34-0.54%1,370,142
Oct 23, 2026$31.61$32.36$31.41$31.51-1.16%1,479,087
Oct 22, 2026$31.51$32.20$31.05$31.88+1.43%1,263,790
Oct 21, 2026$31.58$32.09$30.53$31.430.00%1,124,834
Oct 20, 2026$30.25$31.58$30.11$31.43+4.14%1,380,645
Oct 19, 2026$30.16$30.51$29.73$30.18+0.67%996,211
Oct 16, 2026$30.91$31.07$29.87$29.98-3.41%1,523,453
Oct 15, 2026$31.67$32.03$30.89$31.04-1.99%1,886,472
Oct 14, 2026$29.84$31.90$29.84$31.67+4.76%1,928,487
Oct 13, 2026$30.20$30.80$29.59$30.23+0.50%1,269,861
Oct 12, 2026$29.10$30.21$29.07$30.08+2.84%1,205,275
Oct 9, 2026$28.31$29.45$28.31$29.25+2.70%1,383,726
Oct 8, 2026$28.86$29.06$28.39$28.48-2.57%1,301,426
Oct 7, 2026$28.84$29.66$28.66$29.23+0.65%1,652,180
Oct 6, 2026$28.84$29.26$28.43$29.04+0.59%1,417,729
Oct 5, 2026$28.32$28.92$27.83$28.87+2.89%2,431,129
Oct 2, 2026$27.27$28.32$26.76$28.06+4.20%1,444,101
Oct 1, 2026$27.40$27.74$26.72$26.93-2.07%1,179,501
Sep 30, 2026$28.18$28.18$27.20$27.50-1.93%1,365,733
Sep 29, 2026$27.96$28.25$27.40$28.04+0.47%920,843
Sep 28, 2026$27.32$28.05$27.00$27.91-0.64%1,120,912
Sep 25, 2026$27.85$28.38$27.43$28.09+1.04%1,150,321
Sep 24, 2026$28.52$28.65$27.31$27.80-2.49%2,178,727
Sep 23, 2026$29.41$29.78$28.09$28.51-2.93%2,464,969
Sep 22, 2026$28.63$29.69$28.55$29.37+3.52%2,061,237
Sep 21, 2026$28.33$29.14$28.31$28.37+0.14%1,492,987

Seasonality

ACHC return in each calendar month over the last 10 years, including dividends. The current month runs to the latest close.

YearJanFebMarAprMayJunJulAugSepOctNovDec
Average2.7%6.2%-1.2%2.2%1.5%4.8%2.6%0.9%-3.3%-3.0%-1.7%-1.4%
Months up7 of 106 of 105 of 106 of 105 of 106 of 104 of 105 of 103 of 105 of 104 of 95 of 9
2026-5.3%74.4%-0.2%10.7%-10.4%27.3%0.3%-7.0%-0.2%8.9%
202513.8%-33.5%1.1%-22.8%-3.2%0.2%-4.1%5.5%7.8%-13.2%-20.0%-17.5%
20245.6%1.6%-5.1%-6.7%-6.8%-2.0%-4.0%26.3%-22.6%-32.7%-4.8%-2.4%
20232.1%-13.7%-0.4%0.1%-2.3%12.8%-0.8%-2.4%-8.8%4.6%-0.7%6.5%
2022-13.3%7.7%15.6%3.6%4.8%-5.0%22.6%-1.2%-4.6%4.0%9.5%-7.6%
20210.8%9.0%3.4%6.6%5.6%-2.5%-1.6%7.1%-3.5%-2.8%-9.4%8.1%
2020-3.3%-7.9%-38.0%30.8%19.2%-12.2%18.7%3.7%-4.6%20.9%19.1%18.4%
20196.4%-3.9%11.5%9.2%0.6%8.5%-8.6%-17.2%17.5%-3.5%7.2%3.3%
20184.4%11.8%2.8%-9.2%13.0%1.8%-3.5%5.2%-15.2%17.9%-18.1%-24.3%
201715.9%16.5%-2.5%-0.0%-5.1%19.4%7.2%-11.3%1.7%-34.3%1.5%2.5%