v3.26.1
SHARE-BASED COMPENSATION EXPENSE
 6 Months Ended
May 02, 2026
Share-Based Payment Arrangement [Abstract]  
SHARE-BASED COMPENSATION EXPENSE SHARE-BASED COMPENSATION EXPENSE
The following table summarizes share-based compensation expense for the periods indicated (in thousands):
Quarter EndedSix Months Ended
 May 2,May 3,May 2,May 3,
 2026202520262025
Products$2,010 $2,033 $3,832 $3,783 
Services4,504 3,980 8,529 7,385 
Share-based compensation expense included in cost of goods sold6,514 6,013 12,361 11,168 
Research and development18,586 17,021 35,180 31,258 
Selling and marketing16,486 13,649 31,240 25,246 
General and administrative13,887 11,341 26,519 21,168 
Share-based compensation expense included in operating expense48,959 42,011 92,939 77,672 
Share-based compensation expense capitalized in inventory, net (1)
— (64)— (73)
Total share-based compensation expense$55,473 $47,960 $105,300 $88,767 

(1) Effective the beginning of fiscal 2026, Ciena will no longer be calculating share-based compensation capitalized in inventory due to immateriality.
As of May 2, 2026, total unrecognized share-based compensation expense was $394.8 million, which relates to unvested stock unit awards and is expected to be recognized over a weighted-average period of 1.5 years.