Industry · SIC 3576
Computer Communications Equipment
116 tracked issuers filing with the SEC under this industry classification.
Issuers
116
Recent filings
40
SIC code
3576
Industry overview
Computer Communications Equipment
The Computer Communications Equipment sector under SIC 3576 builds the routers, switches, optical transport gear, Wi‑Fi and private 5G radios, and security appliances that move traffic between devices, data centers, and clouds for telecom carriers, hyperscalers, enterprises, and public-sector networks. Buyers demand high throughput, low latency, and strong encryption, while managing tight capex cycles and rapid technology refreshes. Key risks include semiconductor supply volatility, export controls on advanced silicon, cybersecurity vulnerabilities, spectrum and interoperability rules from bodies like the FCC and ITU, and evolving data privacy requirements. In 2024-2025, vendors are rolling out 400G/800G optical links, Wi‑Fi 7 for dense campuses, open RAN and private 5G for industrial sites, AI-driven network automation, and more energy-efficient designs to meet sustainability goals as chip availability improves. To see how leaders in this space are navigating these dynamics, view their SEC filings on Earnings Feed.
Source: Earnings Feed research · Nov 23, 2025
Latest filings
- 8-KCSCOCISCO SYSTEMS, INC.142.7 KBSEC(opens sec.gov)
- 144ANETArista Networks, Inc.10.3 KBSEC(opens sec.gov)
- 144ANETArista Networks, Inc.9.7 KBSEC(opens sec.gov)
- 144ANETArista Networks, Inc.9.0 KBSEC(opens sec.gov)
- 144ANETArista Networks, Inc.5.5 KBSEC(opens sec.gov)
- 144ANETArista Networks, Inc.8.4 KBSEC(opens sec.gov)
- 8-KCIITTianci International, Inc.188.9 KBSEC(opens sec.gov)
- 144EXTREXTREME NETWORKS INC6.5 KBSEC(opens sec.gov)
- 6-KSILCSILICOM LTD.32.7 KBSEC(opens sec.gov)
- SCHEDULE 13GSILCSILICOM LTD.9.3 KBSEC(opens sec.gov)
- 6-KBOSCSEC(opens sec.gov)
- 6-KNURNuran Wireless Inc.58.3 KBSEC(opens sec.gov)
- SCHEDULE 13GNURNuran Wireless Inc.164.3 KBSEC(opens sec.gov)
- SCHEDULE 13GLTRXLANTRONIX INC6.9 KBSEC(opens sec.gov)
- 10-KFOXXSEC(opens sec.gov)
- 6-KHUBCHub Cyber Security Ltd.30.9 KBSEC(opens sec.gov)
- 6-KSILCSILICOM LTD.4.4 MBSEC(opens sec.gov)
- 144ANETArista Networks, Inc.7.8 KBSEC(opens sec.gov)
- 6-KWLDSWearable Devices Ltd.50.8 KBSEC(opens sec.gov)
- 6-KNURNuran Wireless Inc.61.7 KBSEC(opens sec.gov)
- SCHEDULE 13GNURNuran Wireless Inc.7.0 KBSEC(opens sec.gov)
- 6-KNURNuran Wireless Inc.534.3 KBSEC(opens sec.gov)
- 6-KNURNuran Wireless Inc.3.2 MBSEC(opens sec.gov)
- 144ANETArista Networks, Inc.96.5 KBSEC(opens sec.gov)
- 6-KHUBCHub Cyber Security Ltd.28.7 KBSEC(opens sec.gov)
- 8-KCIITTianci International, Inc.211.6 KBSEC(opens sec.gov)
- 6-KNURNuran Wireless Inc.432.8 KBSEC(opens sec.gov)
- 6-KALLTAllot Ltd.215.0 KBSEC(opens sec.gov)
- 6-KWLDSWearable Devices Ltd.11.6 KBSEC(opens sec.gov)
- 8-KINTZINTRUSION INC189.7 KBSEC(opens sec.gov)
- 144CSCOCISCO SYSTEMS, INC.6.2 KBSEC(opens sec.gov)
- 144CSCOCISCO SYSTEMS, INC.5.5 KBSEC(opens sec.gov)
- 144FFIVF5, INC.5.1 KBSEC(opens sec.gov)
- 144FFIVF5, INC.5.6 KBSEC(opens sec.gov)
- 8-KATENA10 Networks, Inc.152.4 KBSEC(opens sec.gov)
- 144CSCOCISCO SYSTEMS, INC.5.5 KBSEC(opens sec.gov)
- 6-KNURNuran Wireless Inc.83.0 KBSEC(opens sec.gov)
- 6-KALLTAllot Ltd.21.6 KBSEC(opens sec.gov)
- SCHEDULE 13GNURNuran Wireless Inc.6.9 KBSEC(opens sec.gov)
- 8-KCIITTianci International, Inc.208.7 KBSEC(opens sec.gov)
Featured issuers
- 3COM CORPCIK 0000738076
- A10 Networks, Inc.CIK 0001580808ATEN
- ACCORD NETWORKS LTDCIK 0001116152
- ACME PACKET INCCIK 0001130258
- ACT NETWORKS INCCIK 0000942132
- ADAPTIVE SOLUTIONS INCCIK 0000873952
- ADVANCED INTEGRATED MANAGEMENT SERVICES INCCIK 0001115054
- ADVANCED MEDIA INCCIK 0000932779
- AESP INCCIK 0001026744
- Allot Ltd.CIK 0001365767ALLT
- AMANDA CO INCCIK 0001000266
- AMATI COMMUNICATIONS CORPCIK 0000065745
Classification
- SIC code
- 3576
- Total issuers
- 116
- Recent filings
- 40