Key Takeaways AT&T is grappling with wireline losses, shrinking Internet revenue and a heavier long-term debt load.Ericsson is expanding 5G infrastructure with 194 live networks and growing enterprise and factory output.CommScope and Viavi ride 5G and fiber demand with product innovation, earnings growth and industry ranks.The telecom sector witnessed healthy demand trends in 2025 with an accelerated pace of 5G deployment and increased fiber densification, driven by a rising user propensity to stay abreast ...