| INFN | Infinera |
| AAOI | Applied Optoelectronics |
| CIEN | Ciena |
| EXTR | Extreme Networks |
| CSCO | Cisco Systems |
| PI | Impinj |
| BDC | Belden |
| HPE | Hewlett Packard Enterprise Company |
| CMBM | Cambium Networks |
| LITE | Lumentum |
| ERIC | Telefonaktiebolaget LM Ericsson (publ) |
| CLFD | Clearfield |
| UI | Ubiquiti |
| VIAV | Viavi Solutions |
| JNPR | Juniper Networks |