Telephone & Telegraph Apparatus — Ranked by Revenue
SIC 3661 · Annual figures from SEC 10-K filings
These rankings show the largest Telephone & Telegraph Apparatus companies by revenue, based on the most recent fiscal year data reported in their annual 10-K filings with the SEC. Only companies with XBRL-tagged financial data are included. Use the tabs below to switch between revenue, net income, and total assets.
| # | Company | Revenue | Fiscal Year |
|---|---|---|---|
| 1 | CIENA CORP CIEN | $2.80B | FY2017 |
| 2 | NETGEAR, INC. NTGR | $397.06M | FY2017 |
| 3 | Fabrinet FN | $160.08M | FY2014 |
| 4 | ADTRAN Holdings, Inc. ADTN | $126.84M | FY2017 |
| 5 | Clearfield, Inc. CLFD | $73.95M | FY2017 |
| 6 | DNA X, Inc. SONM | $50.92M | FY2024 |
| 7 | FRANKLIN WIRELESS CORP FKWL | $46.09M | FY2025 |
| 8 | CLEARONE INC CLRO | $41.80M | FY2017 |
| 9 | FiEE, Inc. FIEE | $6.19M | FY2025 |