Uniti's Fiber Growth Comes With a Heavy Capital and Debt Burden

Uniti Group reported that Kinetic consumer fiber revenue grew 19% year over year in the second quarter of 2026. Kinetic generated $539.0 million of revenue and $228.4 million of contribution margin, equal to a margin of about 42%.

The operating progress matters because Uniti is spending heavily to pass more homes with fiber. Kinetic surpassed two million residential fiber premises during 2026, and the company is working toward a larger multiyear build. Each completed market can move customers from slower legacy connections to higher-value fiber service, but construction costs arrive before the subscriber base matures.

Funding is therefore part of the operating story. In July, a Uniti subsidiary completed $1.14 billion of secured fiber-network notes with coupons ranging from 5.834% to 7.536% and an anticipated repayment date in 2033. The transaction provides capital and extends funding, but it also shows the price of financing a long-duration infrastructure plan.

Investors should separate gross construction activity from economic progress. The most useful measures are fiber penetration, revenue per premise, contribution margin and capital spending net of government grants or customer funding. Faster buildouts are not automatically positive if take-up lags or interest expense absorbs the incremental cash. The next earnings reports need to show that subscriber growth and margins are catching up with the network investment.