What if you invested $1,000 in Comcast in 2015? (Inflation-Adjusted)

CMCSA · Consumer · Adjusted to 2026 dollars using BLS CPI-U data

Nominal returns can be misleading over long periods. $1,000 in Comcast in 2015 became $1,503 by 2026. Over those 11 years, cumulative CPI inflation reached 39% (BLS CPI-U). Restating the return in constant purchasing power, the real value of your gain in 2015 dollars is $1,081, a real annualized return of +0.7%.

Nominal final value

$1,503

+50.3% total return

Real value (2015 dollars)

$1,081

+8.1% real total return

Real annualized return

+0.7%

vs. +3.7% nominal annualized

Cumulative CPI-U inflation since 2015: 39% (1 dollar in 2015 = $1.39 in 2026)

Year-by-Year (Inflation-Adjusted)

$1,000 in Comcast since 2015, values in constant 2015 dollars

Year	Nominal Value	Real Value (2015 $)
2015	$1,000	$1,000
2016	$1,066	$1,051
2017	$1,474	$1,421
2018	$1,683	$1,574
2019	$1,486	$1,358
2020	$1,781	$1,602
2021	$2,090	$1,789
2022	$2,146	$1,683
2023	$1,734	$1,310
2024	$2,111	$1,549
2025	$1,573	$1,131
2026	$1,539	$1,107

Inflation adjustment uses BLS CPI-U annual data, deflated to 2026 dollars. Nominal stock data from Yahoo Finance (split-adjusted closing prices). Real values are expressed in constant 2015 purchasing-power dollars. For informational and educational purposes only. Not financial advice. Past performance does not guarantee future results. See our methodology and full disclaimer.