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Aetherion Technologies Inc. logo

Aetherion Technologies Inc. (AETR) stock

AETRNasdaqEngines & TurbinesFiscal year ends December 31Also trades as WPRT
Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 20-F on Apr 23, 2026Score 4/30
$1.89−0.01 (-0.53%)

Close on Oct 30, 2026Market cap $32.84MP/E –Yield –

Price history

Aetherion Technologies share prices for every week, newest first. Adjusted for stock splits, not for dividends.

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Close, Oct 30, 2026
$1.89
-0.53% on the day
52-week range
$1.54 – $2.55
-25.9% from the high
Change over 52 weeks
-5.0%
From $1.99 on Oct 30, 2025
Average volume
98,265
Shares a day, last 90 sessions
Week ofOpenHighLowCloseChangeVolume
Oct 26, 2026$2.16$2.27$1.81$1.89-14.86%2,019,941
Oct 19, 2026$1.78$2.31$1.78$2.22+23.33%463,347
Oct 12, 2026$1.78$1.91$1.73$1.80-1.10%287,663
Oct 5, 2026$1.85$1.92$1.80$1.82-3.19%219,290
Sep 28, 2026$2.03$2.05$1.85$1.88-7.39%163,191
Sep 21, 2026$1.92$2.07$1.91$2.03+4.64%251,548
Sep 14, 2026$1.85$2.05$1.85$1.94+5.43%477,001
Sep 8, 2026$1.89$1.91$1.76$1.84-3.66%221,469
Aug 31, 2026$1.83$1.91$1.82$1.91+3.80%200,680
Aug 24, 2026$1.84$1.87$1.81$1.84+0.55%186,087
Aug 17, 2026$1.74$1.86$1.70$1.83+3.98%357,815
Aug 10, 2026$1.88$1.96$1.69$1.76-6.38%665,425
Aug 3, 2026$1.82$1.90$1.74$1.88+6.52%240,665
Jul 27, 2026$1.91$1.91$1.67$1.77-7.83%395,075
Jul 20, 2026$1.90$1.98$1.84$1.920.00%243,453
Jul 13, 2026$2.04$2.15$1.84$1.92-7.93%372,677
Jul 6, 2026$2.09$2.21$1.97$2.08-0.95%431,606
Jun 29, 2026$2.47$2.55$2.07$2.10-14.98%696,381
Jun 22, 2026$1.80$2.54$1.74$2.47+9.29%4,107,709
Jun 15, 2026$1.90$2.50$1.81$2.26+20.86%57,553,202
Jun 8, 2026$1.87$1.94$1.79$1.87-1.58%120,079
Jun 1, 2026$1.94$2.01$1.88$1.90-4.52%101,085
May 26, 2026$1.99$2.04$1.96$1.99-0.50%62,894
May 18, 2026$1.97$2.09$1.96$2.00+0.50%171,053
May 11, 2026$2.02$2.02$1.89$1.990.00%131,152
May 4, 2026$2.02$2.07$1.86$1.99-1.73%167,652
Apr 27, 2026$2.01$2.11$1.92$2.03+2.27%194,193
Apr 20, 2026$2.13$2.18$1.71$1.98-7.04%364,400
Apr 13, 2026$1.99$2.18$1.99$2.13+7.04%241,268
Apr 6, 2026$1.84$2.03$1.84$1.99+6.42%143,958
Mar 30, 2026$1.87$1.94$1.79$1.87+0.54%112,491
Mar 23, 2026$1.86$1.94$1.80$1.86-0.27%173,533
Mar 16, 2026$2.03$2.10$1.87$1.87-9.47%219,041
Mar 9, 2026$2.00$2.11$1.96$2.06+3.00%114,925
Mar 2, 2026$1.99$2.18$1.93$2.00+1.01%196,175
Feb 23, 2026$2.02$2.14$1.96$1.98-2.94%192,228
Feb 17, 2026$1.98$2.13$1.91$2.04+3.03%118,124
Feb 9, 2026$1.91$2.09$1.85$1.98+3.66%355,905
Feb 2, 2026$1.93$1.98$1.85$1.91-2.05%265,758
Jan 26, 2026$2.26$2.31$1.92$1.95-10.55%394,680
Jan 20, 2026$2.20$2.30$2.12$2.18+5.31%451,699
Jan 12, 2026$1.98$2.25$1.94$2.07+5.08%447,753
Jan 5, 2026$1.63$2.08$1.63$1.97+20.12%526,548
Dec 29, 2025$1.59$1.64$1.56$1.64+1.23%642,123
Dec 22, 2025$1.65$1.69$1.61$1.62-3.57%456,416
Dec 15, 2025$1.68$1.83$1.67$1.680.00%331,702
Dec 8, 2025$1.67$1.70$1.59$1.68+0.60%452,564
Dec 1, 2025$1.77$1.86$1.67$1.67-6.18%338,926
Nov 24, 2025$1.55$1.80$1.55$1.78+12.66%352,132
Nov 17, 2025$1.67$1.70$1.54$1.58-5.39%415,740
Nov 10, 2025$2.00$2.10$1.67$1.67-16.08%370,311
Nov 3, 2025$2.00$2.12$1.96$1.99-0.50%254,623

Seasonality

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

YearJanFebMarAprMayJunJulAugSepOctNovDec
Average10.5%-4.3%-11.5%-0.8%9.5%4.1%5.0%2.7%-8.2%-4.5%12.0%-4.1%
Months up7 of 103 of 102 of 105 of 105 of 105 of 107 of 104 of 103 of 104 of 104 of 92 of 9
202624.2%1.5%-8.1%11.5%-2.0%13.6%-21.9%4.8%5.9%-3.6%
202522.1%-3.0%-12.5%-21.3%-0.3%6.9%19.6%-25.0%-18.6%-11.9%-11.0%-11.8%
2024-4.7%-1.7%8.7%-19.1%-1.1%3.3%7.4%-4.5%-19.6%-10.2%15.3%-24.6%
202332.5%13.7%-18.1%-22.1%-4.6%8.7%43.2%-34.9%-15.2%-16.0%41.7%-8.2%
2022-18.6%-17.6%-0.6%-24.7%0.8%-15.0%16.7%-8.4%-20.0%3.3%6.7%-19.8%
202139.6%25.9%-23.3%-5.0%-8.3%-15.2%-24.5%-1.2%-16.9%0.0%-27.1%-1.3%
20208.4%-27.6%-49.4%11.1%25.4%-5.3%25.0%9.7%-4.1%8.6%122.6%35.3%
201914.3%-11.2%14.8%12.3%57.5%-1.1%9.6%-10.4%2.3%1.1%-11.3%-2.9%
2018-24.2%-6.3%-18.0%7.3%11.9%-3.8%1.2%42.2%-17.6%-21.7%-10.6%-36.7%
201711.5%-16.7%-8.6%41.7%16.2%48.7%-26.4%54.9%22.0%5.8%-18.5%33.3%