StockData
Definium Therapeutics, Inc. logo

Definium Therapeutics, Inc. (DFTX) stock

DFTXNasdaqMedicinal Chemicals & Botanical ProductsFiscal year ends December 31
Financials through Q3 FY2026, quarter ended Sep 30, 2026Last filing: 10-Q on Nov 9, 2026Score 3/30
$32.08−0.92 (-2.79%)

Close on Nov 13, 2026Market cap $4.31BP/E –Yield –

Price history

Definium Therapeutics share prices for every trading day, newest first. Adjusted for stock splits, not for dividends.

Download all as CSV
Close, Nov 13, 2026
$32.08
-2.79% on the day
52-week range
$10.46 – $49.70
-35.5% from the high
Change over 52 weeks
+175.8%
From $11.63 on Nov 13, 2025
Average volume
2.01M
Shares a day, last 90 sessions
DateOpenHighLowCloseChangeVolume
Nov 13, 2026$32.70$32.70$31.47$32.08-2.79%778,187
Nov 12, 2026$34.05$34.05$32.75$33.00-4.26%1,202,803
Nov 11, 2026$35.23$35.23$33.91$34.47-0.49%1,441,543
Nov 10, 2026$34.45$35.97$33.78$34.64-2.12%1,295,859
Nov 9, 2026$33.84$35.44$33.35$35.39+6.37%1,414,388
Nov 6, 2026$31.23$33.42$30.91$33.27+9.58%1,278,437
Nov 5, 2026$32.26$32.33$30.17$30.36-7.16%1,915,661
Nov 4, 2026$33.48$33.87$31.70$32.70-2.13%1,413,598
Nov 3, 2026$32.99$34.62$32.73$33.41+2.89%1,724,241
Nov 2, 2026$36.51$36.84$31.61$32.47-10.62%3,646,201
Oct 30, 2026$37.24$37.95$35.87$36.33-4.29%1,076,583
Oct 29, 2026$38.32$39.14$37.79$37.96-0.37%1,419,618
Oct 28, 2026$36.87$38.43$36.76$38.10+2.75%1,678,215
Oct 27, 2026$35.42$37.61$35.18$37.08+3.92%1,282,373
Oct 26, 2026$35.60$36.35$34.74$35.68+0.03%1,054,043
Oct 23, 2026$36.01$36.12$35.09$35.67-0.92%1,754,534
Oct 22, 2026$35.29$36.23$35.09$36.00+1.44%2,092,960
Oct 21, 2026$35.46$36.34$35.04$35.49+1.14%2,906,445
Oct 20, 2026$32.99$35.58$32.78$35.09+6.43%1,746,265
Oct 19, 2026$32.28$33.30$32.23$32.97+2.71%1,736,359
Oct 16, 2026$34.07$34.15$32.02$32.10-6.30%1,935,259
Oct 15, 2026$34.23$34.79$33.93$34.26+0.06%1,747,569
Oct 14, 2026$34.20$34.91$33.65$34.24-0.41%1,762,182
Oct 13, 2026$34.83$34.95$34.03$34.38-2.33%2,000,416
Oct 12, 2026$36.27$36.30$34.95$35.20-4.61%1,909,077
Oct 9, 2026$34.85$38.04$34.57$36.90+7.96%2,773,828
Oct 8, 2026$34.62$34.88$32.84$34.18-2.59%2,104,433
Oct 7, 2026$35.34$36.39$34.92$35.09-1.49%1,967,115
Oct 6, 2026$36.55$36.55$34.38$35.62-1.68%2,481,379
Oct 5, 2026$37.50$37.74$35.90$36.23-3.13%2,602,203

Seasonality

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

YearJanFebMarAprMayJunJulAugSepOctNovDec
Average6.4%10.0%104.3%2.0%-3.5%0.5%-2.6%34.7%-4.2%4.1%4.9%5.4%
Months up5 of 107 of 105 of 106 of 103 of 105 of 104 of 104 of 103 of 106 of 103 of 105 of 9
202626.1%3.4%8.3%15.8%10.6%94.5%-7.5%-8.7%-4.2%-4.5%-11.7%
2025-2.4%-1.0%-12.9%9.2%13.6%-10.6%40.1%-2.3%32.8%20.4%-10.9%5.8%
20245.5%48.1%64.5%1.3%-7.6%-18.1%28.4%-34.6%-6.1%10.7%29.7%-14.8%
202355.0%9.1%-14.8%20.5%-7.3%0.8%38.1%-15.8%-24.6%-18.2%28.9%10.9%
2022-18.8%8.9%-9.0%-27.9%13.1%-29.2%8.5%12.5%-70.1%-16.3%-13.0%-13.7%
2021-3.3%12.6%-16.0%40.2%-13.0%1.5%-11.3%-5.6%-19.4%8.2%-21.4%-30.3%
2020-10.7%0.0%1019.9%-19.6%-11.7%-6.4%-14.3%14.8%63.2%29.5%114.1%84.2%
201913.6%4.0%13.5%11.9%-18.2%11.1%-83.3%370.0%8.5%29.4%-27.3%16.7%
2018-22.9%-37.6%7.7%-2.6%0.0%-40.0%-21.1%40.8%-16.0%2.4%-37.2%-18.5%
201722.0%52.2%-18.0%-28.6%-14.6%1.0%-3.3%-23.9%-6.3%-20.8%-2.1%8.0%

See a number that looks wrong?