Trinseo (TSEOF) Shares Outstanding (Weighted Average) (2012 - 2026)

Trinseo (TSEOF) has 15 years of Shares Outstanding (Weighted Average) data on file, last reported at $36.2 million in Q1 2026.

• Shares Outstanding (Weighted Average) for Q1 2026 came in at $36.2 million, up 1.97% year-over-year; the trailing twelve-month figure through Mar 2026 was $36.2 million (up 1.97% YoY), and the FY2025 annual result was $35.8 million, up 1.42% from the prior year.
• Shares Outstanding (Weighted Average) improved to $36.2 million in Q1 2026 per TSEOF's latest filing, from $35.8 million in the prior quarter.
• Over five years, Shares Outstanding (Weighted Average) peaked at $37.3 million in Q1 2022 and troughed at $35.0 million in Q1 2023.
• A 5-year average of $35.7 million and a median of $35.5 million in 2025 frame the typical range for Shares Outstanding (Weighted Average).
• The sharpest annual moves came in 2022 and 2026: Shares Outstanding (Weighted Average) dropped 7.24% in 2022, then gained 1.97% in 2026.
• A 5-year view of Shares Outstanding (Weighted Average) shows it stood at $35.9 million in 2022, then declined by 1.67% to $35.3 million in 2023, then changed by 0.0% to $35.3 million in 2024, then gained by 1.42% to $35.8 million in 2025, then gained by 1.12% to $36.2 million in 2026.
• Business Quant data shows TSEOF's Shares Outstanding (Weighted Average) at $36.2 million in Q1 2026, $35.8 million in Q4 2025, and $35.7 million in Q3 2025.