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

Phillips 66 has reported Shares Outstanding (Weighted Average) for 16 years, with the latest figure at $402.0 million in Q1 2026.

• For the quarter ending Q1 2026, Shares Outstanding (Weighted Average) fell 1.75% year-over-year to $402.0 million; the trailing twelve-month figure through Mar 2026 stood at $402.0 million (down 1.75% YoY), and the FY2025 full-year result was $406.0 million, down 3.37% from the prior year.
• Shares Outstanding (Weighted Average) for Q1 2026 stood at $402.0 million, down from $406.0 million in the prior quarter.
• The five-year high for Shares Outstanding (Weighted Average) was $471.5 million in Q4 2022, with the low at $402.0 million in Q1 2026.
• Historically, Shares Outstanding (Weighted Average) has averaged $435.2 million across 5 years, with a median of $429.0 million in 2024.
• Annual changes were most pronounced in 2022 — Shares Outstanding (Weighted Average) increased 7.15% — and 2024, when it dropped 7.99%.
• Phillips 66's Shares Outstanding (Weighted Average) stood at $471.5 million in 2022, then slipped by 4.9% to $448.4 million in 2023, then declined by 6.29% 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 (Weighted Average) figures came in at $402.0 million (Q1 2026), $406.0 million (Q4 2025), and $406.8 million (Q3 2025), per Business Quant data.