Koss Corp. (KOSS)
3.97
-0.15
(-3.64%)
USD |
NASDAQ |
May 22, 16:00
3.97
0.00 (0.00%)
After-Hours: 20:00
Koss Research and Development Expense (Annual) : 0.2139M for June 30, 2025
Research and Development Expense (Annual) Chart
Sep '18
Jan '19
May '19
285.00
270.00
255.00
240.00
Historical Data
R&D Expense Definition
R&D expense is a line item from many companies' income statements.
Research and Development Expense (Annual) Range, Past 5 Years
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