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Collegium Pharmaceutical, Inc (COLL) stock

COLLNasdaqPharmaceutical PreparationsFiscal year ends December 31
Financials through Q3 FY2026, quarter ended Sep 30, 2026Last filing: 10-Q on Nov 5, 2026Score 11/3044% below fair value
$24.95+0.14 (+0.56%)

Close on Nov 12, 2026Market cap $812.26MP/E 24.9Yield –

Price history

Collegium Pharmaceutical share prices for every trading day, newest first. Adjusted for stock splits, not for dividends.

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Close, Nov 12, 2026
$24.95
+0.56% on the day
52-week range
$21.43 – $50.79
-50.9% from the high
Change over 52 weeks
-47.3%
From $47.35 on Nov 12, 2025
Average volume
722,912
Shares a day, last 90 sessions
DateOpenHighLowCloseChangeVolume
Nov 12, 2026$25.06$25.13$24.52$24.95+0.56%479,894
Nov 11, 2026$24.13$24.83$23.99$24.81+1.39%500,401
Nov 10, 2026$24.46$24.95$24.14$24.47-0.97%851,839
Nov 9, 2026$24.41$25.09$24.22$24.71+2.07%628,849
Nov 6, 2026$24.06$24.80$23.71$24.21-3.78%775,576
Nov 5, 2026$25.74$26.39$24.32$25.16+6.29%1,573,886
Nov 4, 2026$24.11$24.48$23.42$23.67-0.25%803,990
Nov 3, 2026$23.67$23.92$23.49$23.73+0.21%524,868
Nov 2, 2026$23.96$24.08$23.25$23.68-0.50%600,668
Oct 30, 2026$24.28$24.50$23.66$23.80-0.96%401,932
Oct 29, 2026$23.70$24.18$23.57$24.03+3.44%656,455
Oct 28, 2026$22.78$23.31$22.67$23.23+1.00%406,093
Oct 27, 2026$23.08$23.29$22.74$23.00-0.90%486,611
Oct 26, 2026$22.96$23.52$22.92$23.21+1.09%518,254
Oct 23, 2026$23.30$23.49$22.15$22.96-2.30%662,374
Oct 22, 2026$23.03$23.85$22.94$23.50+2.55%738,765
Oct 21, 2026$23.13$23.15$22.58$22.92-1.36%480,416
Oct 20, 2026$23.54$23.84$22.90$23.23+0.96%536,154
Oct 19, 2026$22.99$23.54$22.74$23.01-0.78%713,872
Oct 16, 2026$23.40$23.41$22.86$23.19+0.04%558,736
Oct 15, 2026$23.06$24.04$23.06$23.18+2.98%1,001,996
Oct 14, 2026$21.65$22.56$21.47$22.51+4.55%920,241
Oct 13, 2026$22.05$22.21$21.46$21.53-2.36%846,421
Oct 12, 2026$22.14$22.28$21.79$22.05-0.18%528,695
Oct 9, 2026$22.01$22.40$21.77$22.09-0.09%438,440
Oct 8, 2026$22.03$22.18$21.79$22.11+0.82%532,922
Oct 7, 2026$21.88$22.15$21.73$21.93+0.23%783,474
Oct 6, 2026$22.06$22.32$21.68$21.88+0.05%634,061
Oct 5, 2026$22.23$22.26$21.67$21.87-0.68%975,380
Oct 2, 2026$21.97$22.38$21.64$22.02+0.82%694,061

Seasonality

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

YearJanFebMarAprMayJunJulAugSepOctNovDec
Average8.4%0.1%-7.9%-3.4%-3.5%6.7%-2.3%-1.4%-3.9%0.7%22.5%2.8%
Months up6 of 105 of 105 of 102 of 103 of 106 of 104 of 105 of 103 of 105 of 108 of 105 of 9
2026-0.8%-9.3%-20.6%2.0%-0.4%7.7%-2.2%-30.5%-11.3%9.1%4.8%
202512.1%-9.6%2.8%-9.6%7.9%1.5%1.0%29.9%-9.8%2.9%29.7%-0.8%
20247.1%11.4%5.7%-4.9%-10.3%-2.8%19.8%-0.3%0.5%-11.6%-10.7%-6.1%
202321.0%-5.5%-9.6%-3.0%-5.2%-2.6%5.9%2.9%-4.6%-2.6%17.8%20.1%
2022-4.4%9.1%4.6%-20.9%-3.0%13.4%-3.0%2.3%-8.9%12.0%21.9%6.1%
202120.5%-2.3%0.5%-5.9%7.1%-1.0%5.3%-17.5%-3.8%-0.6%-10.4%6.3%
2020-2.3%18.1%-31.2%26.6%6.6%-20.6%-9.8%20.8%9.2%-14.4%3.7%8.3%
2019-6.8%9.9%-13.9%-8.0%-17.4%14.2%-16.6%5.6%-0.9%4.5%81.1%-5.3%
201829.1%0.6%6.5%-7.4%-4.4%5.4%-19.2%-11.3%-13.8%8.9%19.6%-10.5%
20178.0%-21.2%-24.1%-2.5%-16.2%52.2%-4.3%-16.1%4.5%-1.5%67.1%7.0%

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