DiagnosTear Technologies Inc. (DTR:CSE) closed at $0.250 on October 15, 2026, unchanged on the day. The stock trades 71.6% below its 52-week high of $0.880 and 19.0% above its 52-week low of $0.210. Over the past year, it lost 36.7%. DiagnosTear Technologies Inc. is part of the Technology sector.
| 5D | 1M | 3M | 6M | 1Y |
|---|---|---|---|---|
| -13.79% | -13.79% | -7.41% | -23.08% | -36.71% |
In 252 trading sessions since October 15, 2025, DTR closed higher on 56 days (22%). Its best day was December 9, 2025 (+35.85%) and its worst was June 3, 2026 (-31.65%). The stock moved 10% or more in a single session 29 times. It opened at least 5% above the previous day's high 20 times.
DiagnosTear is focused on the diagnosis of front-of-the-eye diseases at the point of care, by analyzing the composition of the tear fluid using its proprietary non invasive TeaRx¿ technology and currently has two products for diagnosis of Dry Eye Disease and Red Eye causes.
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Based on end-of-day data. For information only, not investment advice.