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Shares Outstanding for LyondellBasell (LYB)

According to LyondellBasell's latest reported financial statements, the company's latest reported diluted shares outstanding is 322.00M. 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

322.00M

YoY change

-1.2%

5Y CAGR

-0.7%

Peak year (2012)

577.00M

Latest annual

322.00M

Shares Outstanding history chart for LyondellBasell (LYB) from 2007 to 2025

Shares Outstanding history table for LyondellBasell (LYB) from 2007 to 2025

Fiscal yearPeriod endedReportedShares OutstandingYoY
2025322.00M-1.2%
2024326.00M0.0%
2023326.00M-0.6%
2022328.00M-1.8%
2021334.00M0.0%
2020334.00M-5.4%
2019353.00M-9.3%
2018389.00M-2.5%
2017399.00M-5.0%
2016420.00M-9.9%
2015466.00M-10.6%
2014521.00M-8.6%
2013570.00M-1.2%
2012577.00M+0.9%
2011572.00M+1.1%
2010566.00M+0.4%
2009564.00M0.0%
2008564.00M0.0%
2007564.00M

Shares Outstanding values are taken from LyondellBasell'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 LyondellBasell (LYB) came in at 322.00M – edged down 1.2% year-over-year.

Through 2020–2025 (5 years), LyondellBasell diluted shares outstanding delivered a -0.7% annualised rate; with a net decline across the window.

Between 2012 and 2025, LyondellBasell diluted shares outstanding plunged 44.2%, falling from 577.00M to 322.00M.

The dataset's maximum diluted shares outstanding sits at 577.00M (2012); the minimum reading of 322.00M dates to 2025.

Within Basic Materials, LyondellBasell (LYB) ranks 7th among 8 peers we track. The peer median for diluted shares outstanding is 590.22M.

LyondellBasell Shares Outstanding by Year

LyondellBasell Shares Outstanding 2025: 322.00M

LyondellBasell diluted shares outstanding in 2025 was 322.00M, edged down 1.2% below 2024. This figure represents the lowest annual value in the available history.

LyondellBasell Shares Outstanding 2024: 326.00M

LyondellBasell diluted shares outstanding in 2024 was 326.00M, edged up 0.0% from 2023.

LyondellBasell Shares Outstanding 2023: 326.00M

LyondellBasell diluted shares outstanding in 2023 was 326.00M, edged down 0.6% below 2022.

LyondellBasell Shares Outstanding 2022: 328.00M

LyondellBasell diluted shares outstanding in 2022 was 328.00M, edged down 1.8% below 2021.

LyondellBasell Shares Outstanding 2021: 334.00M

LyondellBasell diluted shares outstanding in 2021 was 334.00M.

See more financial history for LyondellBasell (LYB).

Sector peers — Shares Outstanding

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

CompanyShares OutstandingSector
Freeport-McMoRan Inc. (FCX)1.44BBasic Materials
Newmont Corporation (NEM)1.11BBasic Materials
Southern Copper Corporation (SCCO)838.20MBasic Materials
CRH plc (CRH)677.00MBasic Materials
Agnico Eagle Mines Limited (AEM)503.43MBasic Materials
Linde plc (LIN)468.70MBasic Materials
Ecolab Inc. (ECL)285.20MBasic Materials
The Sherwin-Williams Company (SHW)248.80MBasic Materials

Frequently asked questions

What is LyondellBasell's diluted shares outstanding?

Latest reported diluted shares outstanding for LyondellBasell (LYB) is 322.00M (period ending December 31, 2025).

How has LyondellBasell diluted shares outstanding changed year-over-year?

LyondellBasell (LYB) diluted shares outstanding changed -1.2% year-over-year on the latest annual filing.

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

LyondellBasell (LYB) diluted shares outstanding compound annual growth rate is -0.7% over the most recent 5 years available.

When did LyondellBasell diluted shares outstanding hit its highest annual value?

LyondellBasell diluted shares outstanding reached its highest annual value of 577.00M in 2012.

What was LyondellBasell diluted shares outstanding in 2024?

LyondellBasell (LYB) diluted shares outstanding in 2024 was 326.00M.

What was LyondellBasell diluted shares outstanding in 2025?

LyondellBasell (LYB) diluted shares outstanding in 2025 was 322.00M.

Metrics overview

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