| Balance Sheets | 2026-05-02 | 2026-01-31 | 2025-11-01 | 2025-08-02 |
|---|---|---|---|---|
| Cash and cash equivalents | 1,045,126 | 1,123,413 | 1,091,952 | 1,055,976 |
| Short-term investments | 157,708 | 176,315 | 216,148 | 270,380 |
| Accounts receivable, net of allowance for credit losses of 11.0million and 11.2million as of may2, 2026 and november1, 2025, respectively | 1,052,569 | 967,408 | 975,856 | 1,025,563 |
| Inventories, net | 808,447 | 845,823 | 826,235 | 860,403 |
| Prepaid expenses and other | 504,314 | 427,918 | 455,316 | 473,901 |
| Total current assets | 3,568,164 | 3,540,877 | 3,565,507 | 3,686,223 |
| Long-term investments | 200,106 | 69,876 | 57,142 | 64,397 |
| Equipment, building, furniture and fixtures, net | 445,082 | 437,838 | 386,779 | 368,348 |
| Operating right-of-use assets | 38,459 | 40,484 | 38,613 | 40,347 |
| Goodwill | 520,401 | 521,712 | 521,204 | 444,828 |
| Other intangible assets, net | 202,190 | 212,689 | 224,210 | 138,673 |
| Deferred tax asset, net | 873,979 | 877,995 | 884,889 | 851,903 |
| Other long-term assets | 191,068 | 190,888 | 186,323 | 154,059 |
| Total assets | 6,039,449 | 5,892,359 | 5,864,667 | 5,748,778 |
| Accounts payable | 606,599 | 547,221 | 542,841 | 464,684 |
| Accrued liabilities and other short-term obligations | 439,626 | 395,881 | 531,081 | 436,312 |
| Deferred revenue | 238,380 | 290,418 | 208,936 | 196,209 |
| Operating lease liabilities | 12,396 | 13,273 | 13,956 | 14,694 |
| Current portion of long-term debt | 11,580 | 11,580 | 11,580 | 11,580 |
| Total current liabilities | 1,308,581 | 1,258,373 | 1,308,394 | 1,123,479 |
| Long-term deferred revenue | 102,107 | 100,455 | 94,850 | 81,057 |
| Other long-term obligations | 185,001 | 182,329 | 175,426 | 195,976 |
| Long-term operating lease liabilities | 31,996 | 34,100 | 32,516 | 34,498 |
| Long-term debt, net | 1,519,539 | 1,524,744 | 1,524,158 | 1,526,467 |
| Total liabilities | 3,147,224 | 3,100,001 | 3,135,344 | 2,961,477 |
| Common stock par value 0.01 290,000,000 shares authorized 141,597,550 and 141,016,300 shares issued and outstanding | 1,416 | 1,415 | 1,410 | 1,413 |
| Additional paid-in capital | 5,732,496 | 5,849,492 | 5,953,057 | 6,020,315 |
| Accumulated other comprehensive loss | -40,081 | -38,723 | -55,035 | -44,829 |
| Accumulated deficit | -2,801,606 | -3,019,826 | -3,170,109 | -3,189,598 |
| Total stockholders equity | 2,892,225 | 2,792,358 | 2,729,323 | 2,787,301 |
| Total liabilities and stockholders equity | 6,039,449 | 5,892,359 | 5,864,667 | 5,748,778 |
CIENA CORP (CIEN)
CIENA CORP (CIEN)