Common Stock, Shares, Outstanding of SEI INVESTMENTS CO from 30 Jun 2010 to 31 Dec 2025

Taxonomy & unit
us-gaap: shares
Description
Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.
Summary
SEI INVESTMENTS CO quarterly Common Stock, Shares, Outstanding in shares history and change rate from 30 Jun 2010 to 31 Dec 2025.
  • SEI INVESTMENTS CO Common Stock, Shares, Outstanding for the quarter ending 31 Dec 2025 was 122,232,251, a 3.6% decline year-over-year.
Source SEC data
View on sec.gov
Common Stock, Shares, Outstanding, Quarterly (shares)
Common Stock, Shares, Outstanding, YoY Quarterly Change (%)

SEI INVESTMENTS CO Quarterly Common Stock, Shares, Outstanding (shares)

Period Value YoY Chg Change % Date Report Filed Fiscal Year Fiscal Period
Q4 2025 122,232,251 -4,607,483 -3.6% 31 Dec 2025 10-K 23 Feb 2026 2025 FY
Q3 2025 122,632,620 -6,122,810 -4.8% 30 Sep 2025 10-Q 27 Oct 2025 2025 Q3
Q2 2025 123,697,339 -6,157,993 -4.7% 30 Jun 2025 10-Q 28 Jul 2025 2025 Q2
Q1 2025 124,783,725 -6,545,536 -5% 31 Mar 2025 10-Q 28 Apr 2025 2025 Q1
Q4 2024 126,839,734 -4,337,779 -3.3% 31 Dec 2024 10-K 23 Feb 2026 2025 FY
Q3 2024 128,755,430 -2,815,570 -2.1% 30 Sep 2024 10-Q 25 Oct 2024 2024 Q3
Q2 2024 129,855,332 -2,374,668 -1.8% 30 Jun 2024 10-Q 26 Jul 2024 2024 Q2
Q1 2024 131,329,261 -1,938,739 -1.5% 31 Mar 2024 10-Q 29 Apr 2024 2024 Q1
Q4 2023 131,177,513 -2,984,489 -2.2% 31 Dec 2023 10-K 20 Feb 2025 2024 FY
Q3 2023 131,571,000 -3,245,000 -2.4% 30 Sep 2023 10-Q 27 Oct 2023 2023 Q3
Q2 2023 132,230,000 -3,250,000 -2.4% 30 Jun 2023 10-Q 28 Jul 2023 2023 Q2
Q1 2023 133,268,000 -3,951,000 -2.9% 31 Mar 2023 10-Q 24 Apr 2023 2023 Q1
Q4 2022 134,162,002 -4,286,998 -3.1% 31 Dec 2022 10-K 20 Feb 2024 2023 FY
Q3 2022 134,816,000 -4,489,000 -3.2% 30 Sep 2022 10-Q 28 Oct 2022 2022 Q3
Q2 2022 135,480,000 -5,547,000 -3.9% 30 Jun 2022 10-Q 25 Jul 2022 2022 Q2
Q1 2022 137,219,000 -5,482,000 -3.8% 31 Mar 2022 10-Q 25 Apr 2022 2022 Q1
Q4 2021 138,449,000 -4,947,000 -3.4% 31 Dec 2021 10-K 21 Feb 2023 2022 FY
Q3 2021 139,305,000 -5,186,000 -3.6% 30 Sep 2021 10-Q 25 Oct 2021 2021 Q3
Q2 2021 141,027,000 -5,418,000 -3.7% 30 Jun 2021 10-Q 26 Jul 2021 2021 Q2
Q1 2021 142,701,000 -5,202,000 -3.5% 31 Mar 2021 10-Q 26 Apr 2021 2021 Q1
Q4 2020 143,396,000 -6,349,000 -4.2% 31 Dec 2020 10-Q 25 Oct 2021 2021 Q3
Q3 2020 144,491,000 -5,731,000 -3.8% 30 Sep 2020 10-Q 26 Oct 2020 2020 Q3
Q2 2020 146,445,000 -4,510,000 -3% 30 Jun 2020 10-Q 28 Jul 2020 2020 Q2
Q1 2020 147,903,000 -4,373,000 -2.9% 31 Mar 2020 10-Q 28 Apr 2020 2020 Q1
Q4 2019 149,745,000 -3,889,000 -2.5% 31 Dec 2019 10-Q 26 Oct 2020 2020 Q3
Q3 2019 150,222,000 -5,253,000 -3.4% 30 Sep 2019 10-Q 24 Oct 2019 2019 Q3
Q2 2019 150,955,000 -5,845,000 -3.7% 30 Jun 2019 10-Q 25 Jul 2019 2019 Q2
Q1 2019 152,276,000 -5,714,000 -3.6% 31 Mar 2019 10-Q 25 Apr 2019 2019 Q1
Q4 2018 153,634,000 -3,435,000 -2.2% 31 Dec 2018 10-K 24 Feb 2020 2019 FY
Q3 2018 155,475,000 -1,930,000 -1.2% 30 Sep 2018 10-Q 25 Oct 2018 2018 Q3
Q2 2018 156,800,000 -1,186,000 -0.75% 30 Jun 2018 10-Q 24 Jul 2018 2018 Q2
Q1 2018 157,990,000 -697,000 -0.44% 31 Mar 2018 10-Q 26 Apr 2018 2018 Q1
Q4 2017 157,069,000 -1,962,000 -1.2% 31 Dec 2017 10-K 25 Feb 2019 2018 FY
Q3 2017 157,405,000 -2,549,000 -1.6% 30 Sep 2017 10-Q 26 Oct 2017 2017 Q3
Q2 2017 157,986,000 -3,205,000 -2% 30 Jun 2017 10-Q 27 Jul 2017 2017 Q2
Q1 2017 158,687,000 -3,221,000 -2% 31 Mar 2017 10-Q 20 Apr 2017 2017 Q1
Q4 2016 159,031,000 -4,702,000 -2.9% 31 Dec 2016 10-K 22 Feb 2018 2017 FY
Q3 2016 159,954,000 -4,644,000 -2.8% 30 Sep 2016 10-Q 21 Oct 2016 2016 Q3
Q2 2016 161,191,000 -4,669,000 -2.8% 30 Jun 2016 10-Q 27 Jul 2016 2016 Q2
Q1 2016 161,908,000 -4,163,000 -2.5% 31 Mar 2016 10-Q 20 Apr 2016 2016 Q1
Q4 2015 163,733,000 -2,935,000 -1.8% 31 Dec 2015 10-K 22 Feb 2017 2016 FY
Q3 2015 164,598,000 -2,514,000 -1.5% 30 Sep 2015 10-Q 21 Oct 2015 2015 Q3
Q2 2015 165,860,000 -1,823,000 -1.1% 30 Jun 2015 10-Q 22 Jul 2015 2015 Q2
Q1 2015 166,071,000 -3,000,000 -1.8% 31 Mar 2015 10-Q 22 Apr 2015 2015 Q1
Q4 2014 166,668,000 -2,574,000 -1.5% 31 Dec 2014 10-K 22 Feb 2016 2015 FY
Q3 2014 167,112,000 -3,388,000 -2% 30 Sep 2014 10-Q 23 Oct 2014 2014 Q3
Q2 2014 167,683,000 -3,833,000 -2.2% 30 Jun 2014 10-Q 23 Jul 2014 2014 Q2
Q1 2014 169,071,000 -3,271,000 -1.9% 31 Mar 2014 10-Q 23 Apr 2014 2014 Q1
Q4 2013 169,242,000 -2,978,000 -1.7% 31 Dec 2013 10-K 23 Feb 2015 2014 FY
Q3 2013 170,500,000 -2,368,000 -1.4% 30 Sep 2013 10-Q 24 Oct 2013 2013 Q3
Q2 2013 171,516,000 -1,858,000 -1.1% 30 Jun 2013 10-Q 26 Jul 2013 2013 Q2
Q1 2013 172,342,000 -3,127,000 -1.8% 31 Mar 2013 10-Q 26 Apr 2013 2013 Q1
Q4 2012 172,220,000 -4,286,000 -2.4% 31 Dec 2012 10-K 27 Feb 2014 2013 FY
Q3 2012 172,868,000 -6,743,000 -3.8% 30 Sep 2012 10-Q 26 Oct 2012 2012 Q3
Q2 2012 173,374,000 -9,801,000 -5.4% 30 Jun 2012 10-Q 02 Aug 2012 2012 Q2
Q1 2012 175,469,000 -9,590,000 -5.2% 31 Mar 2012 10-Q 03 May 2012 2012 Q1
Q4 2011 176,506,000 -9,635,000 -5.2% 31 Dec 2011 10-K 22 Feb 2013 2012 FY
Q3 2011 179,611,000 -7,192,000 -3.8% 30 Sep 2011 10-Q 03 Nov 2011 2011 Q3
Q2 2011 183,175,000 -5,491,000 -2.9% 30 Jun 2011 10-Q 04 Aug 2011 2011 Q2
Q1 2011 185,059,000 31 Mar 2011 10-Q 05 May 2011 2011 Q1
Q4 2010 186,141,000 31 Dec 2010 10-K 27 Feb 2012 2011 FY
Q3 2010 186,803,000 30 Sep 2010 10-Q 04 Nov 2010 2010 Q3
Q2 2010 188,666,000 30 Jun 2010 10-Q 05 Aug 2010 2010 Q2
* An asterisk sign (*) next to the value indicates that the value is likely invalid.