AD Array Digital Infrastructure, Inc

NYSE
$29.98

Array's Outsized Beat Rests on a Low Bar as Fading Non-Tower Income Exposes a Slower-Growing Tower Core, With Shares Sitting at a 52-Week Low

Array Digital Infrastructure (AD) reported third-quarter earnings of $0.72 per share on the Earnings Whispers normalized basis, far above the $0.07 consensus, a 928.6% surprise. Revenue of $53.87 million edged past the $53.81 million estimate by 0.1% and grew 14.3% year over year. Earnings still fell 25.8% from a year ago, and the company reaffirmed its 2026 guidance. The size of the surprise says more about how low the bar was than about how strong the quarter was. Revenue landed almost exactly on consensus, and the earnings line was shaped mostly by items outside the tower business. The central tension is that Array's tower operations are improving while the investment and spectrum income that once inflated its profits keeps shrinking.

The quality of the beat deserves scrutiny. On a GAAP basis, diluted EPS from continuing operations was $0.81, down from $1.25. That is a different figure from the normalized $0.72, so investors should be clear about which basis they are comparing.

Three pressures drove the GAAP decline:

  • Equity earnings from unconsolidated wireless partnerships fell 41% to $41.0 million.
  • Short-term imputed spectrum lease income dropped 75% to $7.7 million.
  • Interest expense rose 24%.

Pre-tax income was only $39.9 million. A $30.1 million tax benefit lifted net income to $69.6 million. Adjusted EBITDA fell to $63.7 million from $85.1 million.

Beneath that, the operating tower business looks much healthier. Adjusted OIBDA, which strips out investment income, roughly tripled to $18.3 million from $6.1 million. Revenue rose 14% while SG&A fell 11%, although the quarter still absorbed $5.9 million of strategic-alternatives costs.

The revenue trajectory is normalizing rather than accelerating. Nine-month revenue rose 56% because 2025 only partially included the T-Mobile master lease agreement. The quarterly 14% figure now reflects a fuller comparison base. On the call, management cited 20% adjusted cash site rental growth, but organic growth excluding the T-Mobile MLA was 7%, down from the 8% cited in the fourth quarter. Colocations rose for a second straight quarter, to 4,372 from 4,362 in Q2 and 4,290 in Q1. Tenancy reached 0.98, up from a DISH-normalized 0.94 a year ago. That is real leasing progress, but it is incremental. Two other call details point to a longer path to full tower utilization:

  • Interim T-Mobile site revenue continues to roll off.
  • The estimate of towers likely to end up without tenants was tightened to 1,200–1,600, with the low end raised from 1,000.

The call was shared with parent TDS, and much of its weaker news belongs to TDS Telecom rather than Array:

  • TDS cut its revenue and EBITDA guidance for a second straight quarter.
  • Capital spending guidance rose to roughly $750 million.
  • Management conceded the expected fiber inflection had slipped.

For Array holders, the more relevant TDS development is that TDS withdrew its proposal to buy out the Array minority on September 1, after the two sides failed to agree on value and form of consideration. TDS then nearly exhausted its $520 million buyback of its own shares and added a new $250 million authorization. That removes a takeout premium from Array's setup. TDS still owns about 81.9% of Array, which keeps control and capital-allocation questions open.

Near-term catalysts are modest but tangible. Regulators approved the remaining roughly $30 million of 600 MHz and 700 MHz spectrum sales to T-Mobile in October, with closing expected in 2026. Management also said the strategic-alternatives costs should not recur in the fourth quarter, which would help margins. Nine-month adjusted OIBDA of $51.2 million already sits close to the $60–75 million full-year range. Cash flow is the offset. Nine-month adjusted free cash flow was negative $162 million, driven mostly by $274 million of taxes on spectrum sales. Remaining risks include competition from satellite and direct-to-device services and reliance on a small number of tenants.

The market has treated the stock harshly. Shares are down 14.7% since the open after the prior report. They trade 25.6% below the 200-day moving average and sit just 0.1% above a 52-week low of $31.35 set on October 28. They have also slid nearly 20% from the inter-earnings high of $38.98 reached in early September, shortly after the buyout offer was dropped. Investor sentiment improved meaningfully, moving from -0.20 to +0.14, a shift from mildly negative to modestly positive. That improvement contrasts with a price chart that shows no comparable relief so far.

The bottom line is that Array's headline beat overstates the quarter, while the tower core quietly improved. Rising OIBDA, sequential colocation gains and held guidance support the pure-play tower thesis. Slowing organic growth, a higher tenantless-tower floor, shrinking spectrum and partnership income, and the loss of a TDS buyout give bears legitimate ammunition. With shares pinned at their lows, Array now has to show that tower leasing alone can carry the valuation.

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