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

LLY · Healthcare · Adjusted to 2026 dollars using BLS CPI-U data

Nominal returns can be misleading over long periods. $1,000 in Eli Lilly in 2015 became $15,538 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 $11,178, a real annualized return of +24.1%.

Nominal final value

$15,538

+1453.8% total return

Real value (2015 dollars)

$11,178

+1017.8% real total return

Real annualized return

+24.1%

vs. +27.6% 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 Eli Lilly since 2015, values in constant 2015 dollars

Year	Nominal Value	Real Value (2015 $)
2015	$1,000	$1,000
2016	$1,128	$1,112
2017	$1,128	$1,087
2018	$1,224	$1,145
2019	$1,846	$1,687
2020	$2,199	$1,978
2021	$3,341	$2,860
2022	$4,002	$3,138
2023	$5,690	$4,298
2024	$10,779	$7,909
2025	$13,630	$9,805
2026	$17,558	$12,632

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.