Ciena Corp. (CIEN)
520.80
+4.95
(+0.96%)
USD |
NYSE |
Apr 24, 16:00
519.06
-1.74
(-0.33%)
After-Hours: 20:00
Ciena Research and Development Expense (TTM) : 765.36M for Jan. 31, 2026
Research and Development Expense (TTM) 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 (TTM) Range, Past 5 Years
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Research and Development Expense (TTM) Benchmarks
| Apple, Inc. | 37.17B |
| Cisco Systems, Inc. | 9.47B |
| Applied Optoelectronics, Inc. | 85.51M |
| Western Digital Corp. | 1.09B |
| Lumentum Holdings, Inc. | 315.20M |