C-Band: Fifty-Three Billion Dollars of AirwavesWide moat

Verizon (VZ) — moat facet

Verizon paid about $53 billion for C-Band airwaves in 2021, and five years later its operating income is still below the 2019 level.

Verizon's moat got more expensive in one auction. In the FCC's C-Band sale in early 2021, "Verizon paid $45.5 billion for the licenses it won, of which $44.6 billion was paid in the first quarter of 2021"1. On top of that came clearing and incentive costs for moving the satellite operators off the band, "which were approximately $7.5 billion"2. Together, about $53.0 billion3 for mid-band airwaves that carry more data per tower than the low-band spectrum Verizon already owned.

Verizon consolidated operating income ($bn)30.4201928.8202032.4202130.5202222.9202328.7202429.32025Verizon 10-K FY2019 Exhibit 13, Forms 10-K FY2022-FY2025; 2023 includes a $5.8bn impairment
Operating income is below where it stood before the auction.

The logic was sound. A wireless network is a fixed pool of airwaves shared by everyone in range, and a carrier short of capacity must either build more towers or buy more spectrum. Verizon chose to buy, and the licences now sit among the "3.7 GHz band (C-Band)" holdings the 10-K lists next to its 700 MHz, PCS, AWS and millimetre-wave spectrum4.

The cost shows up in three places. The licences went onto the balance sheet, where wireless licences stood at $157,039 million at the end of 20255. The debt to pay for them went onto the balance sheet too. And the interest, while the licences were being readied, was capitalised rather than expensed: total capitalised interest was $963 million in 2024 and $740 million in 20256. The 10-K says interest expense rose in 2025 "primarily as a result of a decrease in capitalized interest due to additional C-Band spectrum licenses being placed into service"7.

What the purchase has not yet done is raise the return. Return on invested capital was 11.3% in 2019, before the auction, and 8.7% in 2021, 7.3% in 2022, 5.0% in 2023, 7.0% in 2024 and 7.1% in 20258. Operating income was $30,378 million in 20199 and $29,259 million in 202510. Five years after the cheque, the business earns less in dollars than it did before it.

The auction was paid almost entirely at once: of the $45.5 billion, "$44.6 billion was paid in the first quarter of 2021"11. Capital spending then peaked at $23,087 million in 202212 as the radios went up. Rent rose too: 2025 cost of services included an increase of $145 million in rent and lease expense tied partly to "the continued deployment of the C-Band spectrum"13.

C-Band is what lets Verizon sell fixed wireless broadband and carry heavier phone traffic without a new tower on every block, so the asset is real. The verdict will come from operating income. Should it stay below the 2019 level of $30.4 billion through 2027, the $53 billion will have bought defence rather than growth.

Moat trajectory: Holding steady

Operating income $29.3bn in 2025 against $30.4bn in 2019.

The number that tests this moat
Reported
Consolidated operating income, full year
$29,259M (2025), against $30,378M in 2019, before the C-Band auction

Whether the airwaves earn their price; still below the 2019 level in 2027 would mean the purchase bought defence, not growth.

Source: Verizon Form 10-K, FY2025 ↗
⚠ Threats to the moat
⚠ THREAT 01
Paid For, Not Yet Earned Back
C-Band's $53 billion sits on the books at cost and never amortises, so the only evidence of what it earns is a return on capital that fell from about…
References
  1. ReportedIn the FCC's C-Band sale in early 2021, "Verizon paid $45.5 billion for the licenses it won, of which $44.6 billion was paid in the first quarter of 2021".
    Verizon Communications Inc. Form 10-K for fiscal 2023 - the C-Band licence payments and the $5.8 billion Business goodwill impairment. — FY2023 · publ. February 2024 · source ↗
  2. ReportedOn top of that came clearing and incentive costs for moving the satellite operators off the band, "which were approximately $7.5 billion".
    Verizon Communications Inc. Form 10-K for fiscal 2025 (year ended 31 December 2025) - Item 1 business, competition: named wireless and broadband competitors and resellers. — FY2025 · publ. 17 February 2026 · source ↗
  3. Moat Explorer calcTogether, about $53.0 billion for mid-band airwaves that carry more data per tower than the low-band spectrum Verizon already owned.
    Moat Explorer calculation from Verizon's reported figures ($ millions unless stated; calendar years). Revenue and profit over the decade: revenue 2015-2025 (138,191 / 131,620) ^ (1/10) - 1 = about 0.5% a year; 138,191 / 131,620 - 1 = +5.0%; range 138,191 - 125,980 = about 12.2bn; 2027 revenue of 142bn would need (142 / 138.191) ^ (1/2) - 1 = about 1.4% a year; operating income 29,259 / 30,615 - 1 = -4.4%; net income 17,174 / 17,879 - 1 = -3.9%; diluted EPS 4.06 / 4.37 - 1 = -7.1%; total assets 404,258 / 244,175 - 1 = +65.6%. Segments 2025: Consumer share of segment operating income 29,628 / (29,628 + 2,532 = 32,160) = 92.1% (2024 29,484 / 31,542 = 93.5%; 2023 29,011 / 31,077 = 93.4%); Business share 2,532 / 32,160 = 7.9%; Q2 2026 Consumer 8,032 / (8,032 + 991 = 9,023) = 89.0%, Q2 2025 7,643 / (7,643 + 724 = 8,367) = 91.3%; Consumer operating margin 29,628 / 106,807 = 27.7%, Business 2,532 / 29,069 = 8.7%; Business share of segment revenue 29,069 / 135,876 = 21.4%; shared network and service costs 17,991 + 9,717 = 27,708, Business share 9,717 / 27,708 = 35.1%; Consumer share of segment EBITDA 43,801 / (43,801 + 6,644) = 86.8%; Consumer revenue 2025 106,807 / 102,904 - 1 = +3.8%, 2023-2025 106,807 / 101,626 - 1 = +5.1%; Consumer service revenue 80,617 / 77,127 - 1 = +4.5%; Consumer equipment 21,779 - 23,930 = -2,151, about 2.2bn below cost; Business revenue 29,069 / 30,122 - 1 = -3.5%; Enterprise and Public Sector 13,532 / 15,076 - 1 = -10.2%; Business Markets and Other 13,555 / 12,697 - 1 = +6.8%; Wholesale 1,953 / 2,313 - 1 = -15.6%; institutional and wholesale decline (15,076 - 13,532) + (2,313 - 1,953) = 1,904; Q2 2026 Consumer revenue 26,242 / 26,648 - 1 = -1.5%; Business revenue 7,155 / 6,973 - 1 = +2.6%; restatement 7,275 - 6,973 = 302 a quarter; mobility and broadband service revenue 2025 75,923 + 14,940 = 90,863. Customers: T-Mobile postpaid accounts 34,700 - 34,237 = 463 more than Verizon; T-Mobile 34,700 / 31,502 - 1 = +10.2%, 34,700 - 31,502 = 3,198; Verizon accounts 34,237 - 34,646 = -409, -1.2%; ARPA premium 168.35 / 152.91 - 1 = +10.1%; cable lines 10,187 + 12,540 = about 22.7 million; cable Q2 net adds 448 + 406 = 854 thousand, 854 / 184 = 4.6 times; Q2 net adds share 184 / (184 + 432 + 448 + 406 = 1,470) = 12.5%; fibre net adds 155 / 367 = 42%; annual churn at 0.92% a month 0.92 x 12 = 11.0%, about one customer in ten; 0.1 point on 94 million = about 94 thousand phones a month; prepaid churn 3.59 / 0.92 = 3.9 times; prepaid annual loss 1 - (1 - 0.0359) ^ 12 = 35.5%, average life 1 / 0.0359 = 27.9 months, a little over two years; revenue per postpaid line 170.62 / 3.67 = 46.49 (2025), 167.26 / 3.61 = 46.33 (2024); ARPA 2025 170.62 / 167.26 - 1 = +2.0%; ARPA Q2 2026 168.35 / 170.79 - 1 = -1.4%; ARPA H1 2026 167.50 / 170.30 - 1 = -1.6%; wireless service revenue 83,703 / 82,073 - 1 = +2.0%; wireless service share of revenue 83,703 / 138,191 = 60.6%; FWA revenue 2,940 / 2,139 - 1 = +37.4%; FWA revenue share 2,940 / 138,191 = 2.1%; fibre annualised 155 x 4 = 620 thousand; passings 2.0 / 30 = 6.7%; passings to fill 2,000 / 620 = 3.2 times. Spectrum and capital: C-Band 45.5 + 7.5 = 53.0bn; licences share of assets 158,159 / 410,186 = 38.6%; licences over goodwill 158,159 / 30,664 = 5.2 times; licences over equity 158,159 / 105,196 = 1.5 times; wireless service revenue per dollar of licences 83,703 / 157,039 = 0.53; spectrum bought June 2026 1.0 + 3.2 = 4.2bn; capex / revenue 17,011 / 138,191 = 12.3% (2025), 23,087 / 136,835 = 16.9% (2022); capex 17,011 / 23,087 - 1 = -26.3%; capex less depreciation 17,011 - 18,349 = -1,338; ROIC averages 2015-2019 (10.8 + 9.1 + 12.7 + 8.2 + 11.3) / 5 = 10.4%, 2021-2025 (8.7 + 7.3 + 5.0 + 7.0 + 7.1) / 5 = 7.0%; interest expense 6,694 / 5,524 - 1 = +21.2% (2023-2025); Q2 interest 1,985 / 1,639 - 1 = +21.1%; interest / operating income 6,694 / 29,259 = 22.9%. Cost, cash and capital returns: employees 89.9 / 99.6 - 1 = -9.7%; severance 533 + 1,733 + 1,715 + 397 = 4,378, about 4.4bn; adjusted EBITDA margin 49,997 / 138,191 = 36.2% (2025), 48,791 / 134,788 = 36.2% (2024); Q2 2026 operating income 7,179 / 8,172 - 1 = -12.2%; free cash flow Q2 6,426 / 5,167 - 1 = +24.4%; adjusted EPS less diluted EPS 4.71 - 4.06 = 0.65; phones sold below cost 28,976 - 25,470 = 3,506, about 3.5bn; dividends / free cash flow 11,481 / 20,126 = 57.0% (2025), 5,864 / 10,209 = 57.4% (H1 2026); dividends / net income 11,481 / 17,174 = 66.9%; dividends per share 2.735 / 2.230 - 1 = +22.6%, (2.735 / 2.230) ^ (1/10) - 1 = 2.1% a year; dividend cost a quarter 0.7075 x 4,155 = about 2,940; buyback average 3,500 / 72.047 = about $48.58 a share; shares 4,155 / 4,217 - 1 = -1.5%; free cash flow yield 21.53 / 193.94 = 11.1%; cash returned about (11.5 + 4.5) / 193.94 = 8.2% of market value; net unsecured debt 128,682 - 110,053 = 18,629; backlog 55.2 / 58.1 - 1 = -5.0%; backlog months 58.1 / 138.191 x 12 = about 5.0; device receivables 34,004 / 31,308 - 1 = +8.6%, allowance 1,628 / 1,315 - 1 = +23.8%; TracFone 3.5 + 3.0 = 6.5bn plus up to 0.65bn. Valuation: Frontier price / market value 22.3 / 193.94 = 11.5%; market value 193.94 / 253.94 - 1 = -23.6% (against end-2019), 193.94 / 188.06 - 1 = +3.1% (against end-2015); target 51.58 / 46.68 - 1 = +10.5%; year-end market value over net income 188.06 / 17.879 = 10.5 (2015), 217.61 / 13.127 = 16.6 (2016), 215.92 / 30.101 = 7.2 (2017), 232.30 / 15.528 = 15.0 (2018), 253.94 / 19.265 = 13.2 (2019), 243.11 / 17.801 = 13.7 (2020), 215.12 / 22.065 = 9.7 (2021), 165.47 / 21.256 = 7.8 (2022), 158.49 / 11.614 = 13.6 (2023), 168.34 / 17.506 = 9.6 (2024), 171.74 / 17.174 = 10.0 (2025); trailing twelve months to June 2026 revenue 138,191 - 67,989 + 68,693 = 138,895, net income 17,174 - 9,882 + 8,880 = 16,172, 193.94 / 16.172 = 12.0, 193.94 / 138.895 = 1.40 - spectrum, capital spending, interest and return on capital. — 2015-2026 · publ. September 2026 · source ↗
    Method: Arithmetic on figures reported in Verizon's Forms 10-K and 10-Q, quarterly results releases, the recast segment revenue 8-K, peer results releases (T-Mobile, AT&T, Comcast, Charter) and market data; operands shown in the source line.
  4. ReportedVerizon chose to buy, and the licences now sit among the "3.7 GHz band (C-Band)" holdings the 10-K lists next to its 700 MHz, PCS, AWS and millimetre-wave spectrum.
    Verizon Communications Inc. Form 10-K for fiscal 2025 (year ended 31 December 2025) - wireless licences, C-Band and spectrum holdings. — FY2025 · publ. 17 February 2026 · source ↗
  5. ReportedThe licences went onto the balance sheet, where wireless licences stood at $157,039 million at the end of 2025.
    Verizon fourth-quarter and full-year 2025 results release, Form 8-K exhibit 99 - full-year operating statistics, segment EBITDA, free cash flow 2020-2025 and 2026 guidance - income statement, segment EBITDA and highlights. — FY2025 · publ. 30 January 2026 · source ↗
  6. ReportedAnd the interest, while the licences were being readied, was capitalised rather than expensed: total capitalised interest was $963 million in 2024 and $740 million in 2025.
    Verizon Communications Inc. Form 10-K for fiscal 2025 (year ended 31 December 2025) - wireless licences, C-Band and spectrum holdings. — FY2025 · publ. 17 February 2026 · source ↗
  7. ReportedThe 10-K says interest expense rose in 2025 "primarily as a result of a decrease in capitalized interest due to additional C-Band spectrum licenses being placed into service".
    Verizon Communications Inc. Form 10-K for fiscal 2025 (year ended 31 December 2025) - wireless licences, C-Band and spectrum holdings. — FY2025 · publ. 17 February 2026 · source ↗
  8. Moat Explorer calcReturn on invested capital was 11.3% in 2019, before the auction, and 8.7% in 2021, 7.3% in 2022, 5.0% in 2023, 7.0% in 2024 and 7.1% in 2025.
    Moat Explorer calculation, repo method (tools_roic_edgar.py run on a scratch copy with CIK 732712) on SEC EDGAR XBRL: return on invested capital 10.8% (2015), 9.1% (2016), 12.7% (2017), 8.2% (2018), 11.3% (2019), 8.8% (2020), 8.7% (2021), 7.3% (2022), 5.0% (2023), 7.0% (2024), 7.1% (2025). — FY2015-FY2025 · publ. September 2026 · source ↗
    Method: NOPAT (operating income times one minus the effective tax rate, clamped 0-35%) divided by average operating invested capital (total assets less current liabilities less cash), SEC EDGAR XBRL. 2017 is flattered because the tax-reform benefit clamps the rate to zero; 2021 onward carries about $53 billion of C-Band licences and clearing costs in invested capital; 2023 is cut by the $5.8 billion goodwill impairment.
  9. ReportedOperating income was $30,378 million in 2019 and $29,259 million in 2025.
    Verizon Form 10-K for fiscal 2019, Exhibit 13 - selected financial data for 2015-2019 (revenue, operating income, net income, EPS and dividends). — FY2015-FY2019 · publ. February 2020 · source ↗
  10. ReportedOperating income was $30,378 million in 2019 and $29,259 million in 2025.
    Verizon Communications Inc. Form 10-K for fiscal 2025 (year ended 31 December 2025) - Item 1 business: services, networks, employees and the Frontier and Starry acquisitions. — FY2025 · publ. 17 February 2026 · source ↗
  11. ReportedThe auction was paid almost entirely at once: of the $45.5 billion, "$44.6 billion was paid in the first quarter of 2021".
    Verizon Communications Inc. Form 10-K for fiscal 2023 - the C-Band licence payments and the $5.8 billion Business goodwill impairment. — FY2023 · publ. February 2024 · source ↗
  12. ReportedCapital spending then peaked at $23,087 million in 2022 as the radios went up.
    Verizon fourth-quarter and full-year 2025 results release, Form 8-K exhibit 99 - full-year operating statistics, segment EBITDA, free cash flow 2020-2025 and 2026 guidance - cash flow, capital spending, debt and 2026 guidance. — FY2025 · publ. 30 January 2026 · source ↗
  13. ReportedRent rose too: 2025 cost of services included an increase of $145 million in rent and lease expense tied partly to "the continued deployment of the C-Band spectrum".
    Verizon Communications Inc. Form 10-K for fiscal 2025 (year ended 31 December 2025) - wireless licences, C-Band and spectrum holdings. — FY2025 · publ. 17 February 2026 · source ↗
Sources
Generated September 29, 2026