| Segment Reporting [Table Text Block] |
| |
|
Three Months Ended March 31,
|
|
| |
|
2026
|
|
|
2025
|
|
|
Grant revenue
|
|
$ |
— |
|
|
$ |
1,917,491 |
|
|
Research and development expenses:
|
|
|
|
|
|
|
|
|
|
Dementia with Lewy bodies
|
|
|
746,745 |
|
|
|
2,157,831 |
|
|
Frontotemporal disorders (incl. nfvPPA)
|
|
|
467,963 |
|
|
|
146,273 |
|
|
Recovery after stroke
|
|
|
308,951 |
|
|
|
252,542 |
|
|
Other clinical* and nonclinical
|
|
|
1,031,918 |
|
|
|
675,391 |
|
|
Personnel costs, excluding stock-based compensation
|
|
|
978,913 |
|
|
|
773,724 |
|
|
Stock-based compensation
|
|
|
126,710 |
|
|
|
123,702 |
|
|
Other research and development expenses, including CMC**
|
|
|
1,474,219 |
|
|
|
708,335 |
|
|
Total research and development expenses
|
|
|
5,135,419 |
|
|
|
4,837,798 |
|
|
General and administrative expenses:
|
|
|
|
|
|
|
|
|
|
Personnel costs, excluding stock-based compensation
|
|
|
1,316,430 |
|
|
|
1,111,094 |
|
|
Stock-based compensation
|
|
|
222,486 |
|
|
|
237,465 |
|
|
Professional fees
|
|
|
1,102,801 |
|
|
|
729,570 |
|
|
Insurance, taxes and similar fees
|
|
|
214,764 |
|
|
|
219,586 |
|
|
Other general and administrative expenses, including IT, facilities, supplies and similar costs
|
|
|
118,624 |
|
|
|
84,862 |
|
|
Total general and administrative expenses
|
|
|
2,975,105 |
|
|
|
2,382,577 |
|
|
Other income
|
|
|
146,366 |
|
|
|
408,850 |
|
|
Net loss
|
|
$ |
(7,964,158 |
) |
|
$ |
(4,894,034 |
) |
|