Weighted Average Number of Shares Outstanding, Diluted of Trinseo PLC from 2012 to Q3 2025

Taxonomy & unit
us-gaap: shares
Description
The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.
Summary
Trinseo PLC quarterly/annual Weighted Average Number of Shares Outstanding, Diluted history and change rate from 2012 to Q3 2025.
  • Trinseo PLC Weighted Average Number of Shares Outstanding, Diluted for the quarter ending 30 Sep 2025 was 36M shares, a 1.7% increase year-over-year.
  • Trinseo PLC annual Weighted Average Number of Shares Outstanding, Diluted for 2024 was 35.3M shares, unchanged from 2023.
  • Trinseo PLC annual Weighted Average Number of Shares Outstanding, Diluted for 2023 was 35.3M shares, a 1.67% decline from 2022.
  • Trinseo PLC annual Weighted Average Number of Shares Outstanding, Diluted for 2022 was 35.9M shares, a 9.34% decline from 2021.
Weighted Average Number of Shares Outstanding, Diluted, Quarterly (shares)
Weighted Average Number of Shares Outstanding, Diluted, YoY Quarterly Change (%)
Weighted Average Number of Shares Outstanding, Diluted, Annual (shares)
Weighted Average Number of Shares Outstanding, Diluted, YoY Annual Change (%)

Trinseo PLC Quarterly Weighted Average Number of Shares Outstanding, Diluted (shares)

Period TTM Value Value YoY Chg Change % Start Date End Date Report Filed
Q3 2025 36M +600K +1.7% 01 Jul 2025 30 Sep 2025 10-Q 07 Nov 2025
Q2 2025 35.7M +400K +1.13% 01 Apr 2025 30 Jun 2025 10-Q 07 Aug 2025
Q1 2025 35.5M +200K +0.57% 01 Jan 2025 31 Mar 2025 10-Q 08 May 2025
Q4 2024 35.3M 0 0% 01 Oct 2024 31 Dec 2024 10-K 27 Feb 2025
Q3 2024 35.4M +200K +0.57% 01 Jul 2024 30 Sep 2024 10-Q 07 Nov 2025
Q2 2024 35.3M +100K +0.28% 01 Apr 2024 30 Jun 2024 10-Q 07 Aug 2025
Q1 2024 35.3M +300K +0.86% 01 Jan 2024 31 Mar 2024 10-Q 08 May 2025
Q4 2023 35.3M -600K -1.67% 01 Oct 2023 31 Dec 2023 10-K 27 Feb 2025
Q3 2023 35.2M 0 0% 01 Jul 2023 30 Sep 2023 10-Q 07 Nov 2024
Q2 2023 35.2M -1.8M -4.87% 01 Apr 2023 30 Jun 2023 10-Q 07 Aug 2024
Q1 2023 35M -3.1M -8.14% 01 Jan 2023 31 Mar 2023 10-Q 09 May 2024
Q4 2022 35.9M -3.7M -9.34% 01 Oct 2022 31 Dec 2022 10-K 27 Feb 2025
Q3 2022 35.2M -4.3M -10.9% 01 Jul 2022 30 Sep 2022 10-Q 06 Nov 2023
Q2 2022 37M -2.6M -6.57% 01 Apr 2022 30 Jun 2022 10-Q 04 Aug 2023
Q1 2022 38.1M -1.4M -3.54% 01 Jan 2022 31 Mar 2022 10-Q 05 May 2023
Q4 2021 39.6M +1M +2.59% 01 Oct 2021 31 Dec 2021 10-K 23 Feb 2024
Q3 2021 39.5M +1.1M +2.87% 01 Jul 2021 30 Sep 2021 10-Q 04 Nov 2022
Q2 2021 39.6M +1.3M +3.39% 01 Apr 2021 30 Jun 2021 10-Q 09 Aug 2022
Q1 2021 39.5M +1M +2.6% 01 Jan 2021 31 Mar 2021 10-Q 05 May 2022
Q4 2020 38.6M -2.1M -5.16% 01 Oct 2020 31 Dec 2020 10-K 27 Feb 2023
Q3 2020 38.4M -2M -4.95% 01 Jul 2020 30 Sep 2020 10-Q 08 Nov 2021
Q2 2020 38.3M -2.8M -6.81% 01 Apr 2020 30 Jun 2020 10-Q 05 Aug 2021
Q1 2020 38.5M -3.3M -7.9% 01 Jan 2020 31 Mar 2020 10-Q 07 May 2021
Q4 2019 40.7M -3M -6.87% 01 Oct 2019 31 Dec 2019 10-K 23 Feb 2022
Q3 2019 40.4M -2.9M -6.7% 01 Jul 2019 30 Sep 2019 10-Q 06 Nov 2020
Q2 2019 41.1M -2.7M -6.16% 01 Apr 2019 30 Jun 2019 10-Q 30 Jul 2020
Q1 2019 41.8M -2.6M -5.86% 01 Jan 2019 31 Mar 2019 10-Q 08 May 2020
Q4 2018 43.7M -1.3M -2.89% 01 Oct 2018 31 Dec 2018 10-K 22 Feb 2021
Q3 2018 43.3M -1.5M -3.35% 01 Jul 2018 30 Sep 2018 10-Q 05 Nov 2019
Q2 2018 43.8M -1.2M -2.67% 01 Apr 2018 30 Jun 2018 10-Q 09 Aug 2019
Q1 2018 44.4M -900K -1.99% 01 Jan 2018 31 Mar 2018 10-Q 03 May 2019
Q4 2017 45M -2.5M -5.26% 01 Oct 2017 31 Dec 2017 10-K 28 Feb 2020
Q3 2017 44.8M -2.16M -4.6% 01 Jul 2017 30 Sep 2017 10-Q 09 Nov 2018
Q2 2017 45M -2.86M -5.97% 01 Apr 2017 30 Jun 2017 10-Q 03 Aug 2018
Q1 2017 45.3M -3.79M -7.71% 01 Jan 2017 31 Mar 2017 10-Q 03 May 2018
Q4 2016 47.5M -1.5M -3.06% 01 Oct 2016 31 Dec 2016 10-K 28 Feb 2019
Q3 2016 47M -2.03M -4.14% 01 Jul 2016 30 Sep 2016 10-Q 03 Nov 2017
Q2 2016 47.9M -1.05M -2.15% 01 Apr 2016 30 Jun 2016 10-Q 03 Aug 2017
Q1 2016 49.1M +235K +0.48% 01 Jan 2016 31 Mar 2016 10-Q 03 May 2017
Q4 2015 49M +5.52M +12.7% 01 Oct 2015 31 Dec 2015 10-K 01 Mar 2018
Q3 2015 49M +219K +0.45% 01 Jul 2015 30 Sep 2015 10-Q 03 Nov 2016
Q2 2015 48.9M +10M +25.7% 01 Apr 2015 30 Jun 2015 10-Q 03 Aug 2016
Q1 2015 48.9M +11.6M +31.1% 01 Jan 2015 31 Mar 2015 10-Q 05 May 2016
Q4 2014 43.5M 01 Oct 2014 31 Dec 2014 10-K 01 Mar 2017
Q3 2014 48.8M +11.5M +30.9% 01 Jul 2014 30 Sep 2014 10-Q 09 Nov 2015
Q2 2014 38.9M +1.64M +4.41% 01 Apr 2014 30 Jun 2014 10-Q 07 Aug 2015
Q1 2014 37.3M 01 Jan 2014 31 Mar 2014 10-Q 08 May 2015
Q3 2013 37.3M 01 Jul 2013 30 Sep 2013 10-Q 14 Nov 2014
Q2 2013 37.3M 01 Apr 2013 30 Jun 2013 10-Q 11 Aug 2014

Trinseo PLC Annual Weighted Average Number of Shares Outstanding, Diluted (shares)

Period Value YoY Chg Change % Start Date End Date Report Filed
2024 35.3M 0 0% 01 Jan 2024 31 Dec 2024 10-K 27 Feb 2025
2023 35.3M -600K -1.67% 01 Jan 2023 31 Dec 2023 10-K 27 Feb 2025
2022 35.9M -3.7M -9.34% 01 Jan 2022 31 Dec 2022 10-K 27 Feb 2025
2021 39.6M +1M +2.59% 01 Jan 2021 31 Dec 2021 10-K 23 Feb 2024
2020 38.6M -2.1M -5.16% 01 Jan 2020 31 Dec 2020 10-K 27 Feb 2023
2019 40.7M -3M -6.87% 01 Jan 2019 31 Dec 2019 10-K 23 Feb 2022
2018 43.7M -1.3M -2.89% 01 Jan 2018 31 Dec 2018 10-K 22 Feb 2021
2017 45M -2.5M -5.26% 01 Jan 2017 31 Dec 2017 10-K 28 Feb 2020
2016 47.5M -1.5M -3.06% 01 Jan 2016 31 Dec 2016 10-K 28 Feb 2019
2015 49M +5.52M +12.7% 01 Jan 2015 31 Dec 2015 10-K 01 Mar 2018
2014 43.5M +6.21M +16.7% 01 Jan 2014 31 Dec 2014 10-K 01 Mar 2017
2013 37.3M +21.1M +131% 01 Jan 2013 31 Dec 2013 10-K 11 Mar 2016
2012 16.1M 01 Jan 2012 31 Dec 2012 8-K 11 May 2015
* An asterisk sign (*) next to the value indicates that the value is likely invalid.