What is T-Mobile US's amortization of deferred costs?

T-Mobile US (TMUS) reported amortization of deferred costs of $474.00M in Q3 2025.

How has T-Mobile US's amortization of deferred costs changed year-over-year?

T-Mobile US's amortization of deferred costs decreased by 3.3% year-over-year, from $490.00M to $474.00M.

What is the long-term trend for T-Mobile US's amortization of deferred costs?

Over 3 years (2021 to 2024), T-Mobile US's amortization of deferred costs has grown at a 22.1% compound annual growth rate (CAGR), from $1.10B to $2.00B.

What does amortization of deferred costs mean?

The spreading out of upfront costs for acquiring customers over the life of their contracts.

Operating Expenses

Amortization of Deferred Costs

T-Mobile US Amortization of Deferred Costs decreased by 0.8% to $474.00M in Q3 2025 compared to the prior quarter. Year-over-year, this metric declined by 3.3%, from $490.00M to $474.00M. Over 3 years (FY 2021 to FY 2024), Amortization of Deferred Costs shows an upward trend with a 22.1% CAGR. This increase may warrant attention — for this metric, lower values are generally preferred.

Analysis

StatementIncome Statement

SectionOperating Expenses

CategoryEfficiency

SignalLower is better

VolatilityStable

First reportedQ1 2020

Last reportedQ4 2025

How to read this metric

High amortization levels suggest significant past investment in customer acquisition.

Detailed definition

The systematic allocation of deferred costs, such as customer acquisition costs or contract fulfillment costs, over the...

Peer comparison

Common in subscription-based businesses; comparable to peers with high customer acquisition costs.

Metric ID: is_tmusz_amortization_of_deferred_costs

Historical Data

18 periods

	Q2 '21	Q3 '21	Q4 '21	Q1 '22	Q2 '22	Q3 '22	Q4 '22	Q1 '23	Q2 '23	Q3 '23	Q4 '23	Q1 '24	Q2 '24	Q3 '24	Q4 '24	Q1 '25	Q2 '25	Q3 '25
Value	$264.00M	$277.00M	$311.00M	$324.00M	$358.00M	$375.00M	$443.00M	$422.00M	$444.00M	$468.00M	$466.00M	$489.00M	$489.00M	$490.00M	$532.00M	$485.00M	$478.00M	$474.00M
QoQ Change	—	+4.9%	+12.3%	+4.2%	+10.5%	+4.7%	+18.1%	-4.7%	+5.2%	+5.4%	-0.4%	+4.9%	+0.0%	+0.2%	+8.6%	-8.8%	-1.4%	-0.8%
YoY Change	—	—	—	—	+35.6%	+35.4%	+42.4%	+30.2%	+24.0%	+24.8%	+5.2%	+15.9%	+10.1%	+4.7%	+14.2%	-0.8%	-2.2%	-3.3%

Range$264.00M – $532.00M

CAGR+14.8%

Avg YoY Growth+16.9%

Median YoY Growth+15.0%

Current Streak3 quarters decline

Frequently Asked Questions

What is T-Mobile US's amortization of deferred costs?: T-Mobile US (TMUS) reported amortization of deferred costs of $474.00M in Q3 2025.
How has T-Mobile US's amortization of deferred costs changed year-over-year?: T-Mobile US's amortization of deferred costs decreased by 3.3% year-over-year, from $490.00M to $474.00M.
What is the long-term trend for T-Mobile US's amortization of deferred costs?: Over 3 years (2021 to 2024), T-Mobile US's amortization of deferred costs has grown at a 22.1% compound annual growth rate (CAGR), from $1.10B to $2.00B.
What does amortization of deferred costs mean?: The spreading out of upfront costs for acquiring customers over the life of their contracts.