AT&T Raising Prices for Legacy Unlimited Plans Starting in April 2026

AT&T will raise prices on 'retired' unlimited wireless plans by up to $20 starting next month — $10 for single-line accounts and capped at $20 per account for two-or-more lines — and will add 20GB of monthly hotspot data to affected plans. The change applies to plans activated prior to July 24, 2025, and makes the carrier's new Premium 2.0 plan relatively more attractive (example: legacy Unlimited Premium PL moves from $86 to $96 for a single line and from $204 to $240 for four lines versus Premium 2.0 at $90 single/$220 four). This is a modest revenue/profitability lever for AT&T and increases competitive pressure as Verizon and T-Mobile have recently adjusted pricing and offerings.

Analysis

This move should be read as margin-first pricing discipline rather than a pure ARPU grab: by nudging legacy customers toward higher spend or plan migration, management compresses the numerator (service revenue per account) without a commensurate step-up in short-term capex. Expect a high single-digit uplift to reported blended service revenue per account within two quarters, with most of that flowing to EBITDA given fixed-network cost absorption and existing depreciation schedules.

The second-order network effect is material: the incremental hotspot allocation will likely shift some downstream data mix into untethered usage, increasing peak-load stress and raising peak-hour congestion risk in certain MSAs. That accelerates the case for targeted cell-splitting/capacity builds in 12–24 months in high-density corridors — a modest incremental opex/capex headwind but also a reason higher prices stick.

Competitors have asymmetric responses available: aggressive promotional acquisition can harvest churn but at the cost of margin dilution and higher customer acquisition spends that compress free cash flow. Over the next 1–3 quarters, watch promotional intensity from value-focused rivals and MVNO partners — if they match offers at scale, the churn-to-promotional-spend trade will determine whether AT&T’s pricing change is accretive or self-defeating.

Regulatory and reputational risk is a low-probability tail but high-impact: broad consumer outcry could force temporary credits/promos, flipping near-term revenue gains into marketing expenses. The cleanest read is a binary near-term boost to headline service revenue with a 3–6 month window where net adds/churn data will decide whether the move materially improves FCF long-term.

Key Decisions for Investors

• Long T equity (buy) — 6–12 month horizon. Thesis: near-term blended ARPU lift converts >70% to EBITDA; target +15–25% total return driven by operating leverage and dividend. Risk control: size 3–5% of equity sleeve, stop-loss at -10% from entry if postpaid churn spikes in next two monthly reports.
• Call spread on T — buy 12–18 month 1x/2x call spread to cap premium outlay while capturing upside from margin re-rating. R/R: ~2:1 if AT&T sustains ARPU flow-through and buyback/dividend stability; max loss = premium paid, ideal if you prefer defined risk.
• Pair trade: long T / short TMUS (equal notional) — 3–6 month horizon. Rationale: T benefits from retained higher-margin legacy revenue while TMUS is most exposed to promotional share-grab that compresses its ARPU; expected asymmetric move if market misprices durability of AT&T’s pricing. Keep pair size modest and monitor promotional velocity; unwind if TMUS net additions accelerate without margin pressure.
• Monitor infra capex catalysts (12–24 months) and add selective regional tower/infra exposure (AMT, CCI) on weakness — incremental hotspot-driven traffic increases should expand leasing demand in congested MSAs. Trade when MSAs traffic metrics or carrier guidance imply >5% incremental capacity spend versus plan.