LyondellBasell Industries (LYB) Shares Outstanding (Weighted Average) (2010 - 2026)

LyondellBasell Industries (LYB) has 17 years of Shares Outstanding (Weighted Average) data on file, last reported at $322.0 million in Q1 2026.

• Quarterly Shares Outstanding (Weighted Average) fell 0.62% year-over-year to $322.0 million in Q1 2026, while the trailing twelve-month figure through Mar 2026 was $322.0 million (down 0.62% YoY) and the FY2025 annual result came in at $322.0 million, down 0.92% from the prior year.
• Shares Outstanding (Weighted Average) was little changed at $322.0 million in Q1 2026 per LYB's latest filing, from $322.0 million in the prior quarter.
• Across five years, Shares Outstanding (Weighted Average) topped out at $328.0 million in Q1 2022 and bottomed at $322.0 million in Q2 2025.
• The 5-year median for Shares Outstanding (Weighted Average) is $325.0 million (2023), against an average of $324.9 million.
• The widest annual swing landed in 2022, when Shares Outstanding (Weighted Average) decreased 2.4%; it then changed 0.0% in 2024.
• Tracing LYB's Shares Outstanding (Weighted Average) over 5 years: stood at $327.0 million in 2022, then fell by 0.61% to $325.0 million in 2023, then changed by 0.0% to $325.0 million in 2024, then fell by 0.92% to $322.0 million in 2025, then changed by 0.0% to $322.0 million in 2026.
• Per Business Quant, the three latest LYB Shares Outstanding (Weighted Average) figures stand at $322.0 million (Q1 2026), $322.0 million (Q4 2025), and $322.0 million (Q3 2025).

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