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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 week, 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
Week ofOpenHighLowCloseChangeVolume
Oct 26, 2026$31.71$32.41$28.89$29.96-4.92%11,211,246
Oct 19, 2026$30.16$32.36$29.73$31.51+5.10%6,244,567
Oct 12, 2026$29.10$32.03$29.07$29.98+2.50%7,813,548
Oct 5, 2026$28.32$29.66$27.83$29.25+4.24%8,186,190
Sep 28, 2026$27.32$28.32$26.72$28.06-0.11%6,031,090
Sep 21, 2026$28.33$29.78$27.31$28.09-0.85%9,348,241
Sep 14, 2026$28.15$29.40$26.97$28.33-0.11%7,729,829
Sep 8, 2026$27.71$29.80$26.85$28.36+0.82%4,774,412
Aug 31, 2026$28.27$28.77$27.34$28.13-1.47%6,650,714
Aug 24, 2026$27.90$32.87$27.75$28.55+2.62%7,927,598
Aug 17, 2026$30.46$30.81$26.62$27.82-9.76%9,995,182
Aug 10, 2026$31.67$32.35$29.81$30.83-2.22%6,221,925
Aug 3, 2026$29.50$32.95$29.50$31.53+6.45%10,801,957
Jul 27, 2026$34.25$34.25$26.62$29.62-14.17%22,879,677
Jul 20, 2026$34.72$35.83$33.86$34.51+0.03%10,087,413
Jul 13, 2026$30.95$34.74$29.68$34.50+10.29%16,561,162
Jul 6, 2026$31.91$32.56$30.33$31.28-1.97%13,309,784
Jun 29, 2026$27.18$32.82$26.41$31.91+16.37%13,937,901
Jun 22, 2026$25.04$27.65$23.67$27.42+10.25%27,743,651
Jun 15, 2026$24.79$25.50$23.43$24.87+1.10%11,148,001
Jun 8, 2026$24.48$26.13$23.78$24.60+0.49%10,450,045
Jun 1, 2026$22.97$26.84$22.66$24.48+5.52%13,947,672
May 26, 2026$23.07$24.23$22.54$23.20+0.09%8,547,806
May 18, 2026$25.81$26.05$22.43$23.18-10.19%13,557,030
May 11, 2026$25.14$27.75$24.45$25.81+2.50%11,409,065
May 4, 2026$29.38$30.20$24.34$25.18-9.59%14,195,746
Apr 27, 2026$27.37$28.57$21.60$27.85+1.72%25,060,306
Apr 20, 2026$26.81$28.27$25.87$27.38+1.41%12,634,332
Apr 13, 2026$25.95$27.87$25.50$27.00+4.09%13,053,649
Apr 6, 2026$23.94$27.99$23.73$25.94+8.26%15,724,430
Mar 30, 2026$22.91$24.45$22.59$23.96+4.58%10,155,238
Mar 23, 2026$22.96$24.52$21.61$22.91+0.79%16,158,354
Mar 16, 2026$23.30$24.66$22.54$22.73-3.36%14,352,743
Mar 9, 2026$25.11$25.20$23.47$23.52-8.20%16,111,662
Mar 2, 2026$23.26$25.75$21.71$25.62+9.30%17,831,406
Feb 23, 2026$16.65$23.55$16.43$23.44+39.61%30,604,192
Feb 17, 2026$16.90$17.13$16.23$16.79+0.12%9,576,694
Feb 9, 2026$13.36$17.11$12.91$16.77+25.43%27,641,078
Feb 2, 2026$13.39$13.93$12.97$13.37-0.52%17,669,926
Jan 26, 2026$15.20$15.40$12.94$13.44-11.75%15,620,360
Jan 20, 2026$12.32$15.79$12.32$15.23+30.39%26,423,128
Jan 12, 2026$13.49$13.60$11.43$11.68-13.67%14,901,333
Jan 5, 2026$14.30$14.99$12.85$13.53-5.32%14,934,630
Dec 29, 2025$14.65$14.74$13.85$14.29-2.72%8,679,286
Dec 22, 2025$14.35$14.98$14.05$14.69+1.94%8,851,750
Dec 15, 2025$14.46$14.94$13.95$14.41+0.91%14,842,871
Dec 8, 2025$15.39$15.43$13.60$14.28-7.69%14,317,334
Dec 1, 2025$17.11$17.45$12.63$15.47-10.06%27,525,823
Nov 24, 2025$15.41$17.58$14.99$17.20+13.31%10,450,473
Nov 17, 2025$16.02$16.17$14.30$15.18-5.24%14,711,404
Nov 10, 2025$19.19$19.32$15.68$16.02-17.89%12,238,956
Nov 3, 2025$21.45$21.59$18.32$19.51-9.26%15,385,820

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%