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Shares Outstanding for Kinder Morgan (KMI)

According to Kinder Morgan's latest reported financial statements, the company's latest reported diluted shares outstanding is 2.23B. Diluted weighted-average shares outstanding is the share count used to compute per-share metrics like EPS. Buybacks lower it; new issuance, stock-based compensation, and convertible securities raise it. Multiply by the stock price for market capitalization.

Headline figure above is from the reporting period ending (reported ). Chart and table below cover the full reported history back to .

Latest period

2.23B

YoY change

+0.2%

5Y CAGR

-0.3%

Peak year (2021)

2.27B

Latest annual

2.23B

Shares Outstanding history chart for Kinder Morgan (KMI) from 2008 to 2025

Shares Outstanding history table for Kinder Morgan (KMI) from 2008 to 2025

Fiscal yearPeriod endedReportedShares OutstandingYoY
20252.23B+0.2%
20242.22B-0.6%
20232.23B-1.1%
20222.26B-0.4%
20212.27B+0.1%
20202.26B-0.0%
20192.26B+2.2%
20182.22B-0.6%
20172.23B0.0%
20162.23B+1.7%
20152.19B+92.9%
20141.14B+9.7%
20131.04B-23.5%
20121.35B+91.2%
2011708.00M-45.7%
20101.30B0.0%
20091.30B0.0%
20081.30B

Shares Outstanding values are taken from Kinder Morgan's reported income statements (10-Q quarterly and 10-K annual filings with the U.S. Securities and Exchange Commission). Each row shows the period end date and the date the filing was reported; YoY compares each figure to the same period one year earlier. Amounts are in USD as filed.

Analysis

2025's annual diluted shares outstanding for Kinder Morgan (KMI) came in at 2.23B – edged up 0.2% year-over-year.

Looking at the 2020–2025 (5 years) stretch, Kinder Morgan diluted shares outstanding compounded at -0.3% per year, with a net decline across the window.

Between 2021 and 2025, Kinder Morgan diluted shares outstanding edged down 1.8%, falling from 2.27B to 2.23B.

2021 marks the peak diluted shares outstanding at 2.27B, with the historical low of 708.00M recorded in 2011.

Kinder Morgan (KMI) sits 2nd of 8 Energy peers we track on this metric, against a peer median of 1.37B.

Kinder Morgan Shares Outstanding by Year

Kinder Morgan Shares Outstanding 2025: 2.23B

Kinder Morgan diluted shares outstanding in 2025 was 2.23B, edged up 0.2% from 2024.

Kinder Morgan Shares Outstanding 2024: 2.22B

Kinder Morgan diluted shares outstanding in 2024 was 2.22B, edged down 0.6% below 2023.

Kinder Morgan Shares Outstanding 2023: 2.23B

Kinder Morgan diluted shares outstanding in 2023 was 2.23B, edged down 1.1% below 2022.

Kinder Morgan Shares Outstanding 2022: 2.26B

Kinder Morgan diluted shares outstanding in 2022 was 2.26B, edged down 0.4% below 2021.

Kinder Morgan Shares Outstanding 2021: 2.27B

Kinder Morgan diluted shares outstanding in 2021 was 2.27B.

See more financial history for Kinder Morgan (KMI).

Sector peers — Shares Outstanding

Companies in the same sector as Kinder Morgan, ranked by their latest diluted shares outstanding.

Frequently asked questions

What is Kinder Morgan's diluted shares outstanding?

Latest reported diluted shares outstanding for Kinder Morgan (KMI) is 2.23B (period ending March 31, 2026).

How has Kinder Morgan diluted shares outstanding changed year-over-year?

Kinder Morgan (KMI) diluted shares outstanding changed +0.2% year-over-year on the latest annual filing.

What is the long-term growth rate of Kinder Morgan diluted shares outstanding?

Kinder Morgan (KMI) diluted shares outstanding compound annual growth rate is -0.3% over the most recent 5 years available.

When did Kinder Morgan diluted shares outstanding hit its highest annual value?

Kinder Morgan diluted shares outstanding reached its highest annual value of 2.27B in 2021.

What was Kinder Morgan diluted shares outstanding in 2024?

Kinder Morgan (KMI) diluted shares outstanding in 2024 was 2.22B.

What was Kinder Morgan diluted shares outstanding in 2025?

Kinder Morgan (KMI) diluted shares outstanding in 2025 was 2.23B.

Metrics overview

Pick a metric for charts, filings, and peers — each row shows the latest TTM or annual value with year-over-year change.