The Gross Margin of Arch Therapeutics Inc (ARTH) is -3.22%.
Gross Margin represents the percentage of revenue that exceeds the cost of goods sold. It reflects a company's efficiency in producing and selling its products.
| Date | Value |
|---|---|
| 2023-09-30 | -3.22% |
| 2022-09-30 | -150.00% |
| 2021-09-30 | -200.00% |