Phillips 66 (PSX) Shares Outstanding (2011 - 2026)

Phillips 66 (PSX) has 16 years of Shares Outstanding (Entity) data on file, last reported at $402.0 million in Q1 2026.

• Quarterly Shares Outstanding (Entity) fell 1.75% year-over-year to $402.0 million in Q1 2026, while the trailing twelve-month figure through Mar 2026 was $402.0 million (down 1.75% YoY) and the FY2025 annual result came in at $406.0 million, down 3.37% from the prior year.
• Shares Outstanding (Entity) slipped to $402.0 million in Q1 2026, from $406.0 million in the prior quarter.
• In the past five years, Shares Outstanding (Entity) ranged from a high of $483.1 million in Q2 2022 to a low of $402.0 million in Q1 2026.
• A 5-year average of $436.3 million and a median of $429.0 million in 2024 frame the typical range for Shares Outstanding (Entity).
• Annual changes were most pronounced in 2022 — Shares Outstanding (Entity) gained 9.81% — and 2024, when it fell 7.71%.
• Tracing PSX's Shares Outstanding (Entity) over 5 years: stood at $471.5 million in 2022, then slipped by 4.53% to $450.1 million in 2023, then retreated by 6.66% to $420.2 million in 2024, then decreased by 3.37% to $406.0 million in 2025, then slipped by 0.98% to $402.0 million in 2026.
• The last three Shares Outstanding (Entity) figures came in at $402.0 million (Q1 2026), $406.0 million (Q4 2025), and $404.5 million (Q3 2025), per Business Quant data.