from 31 Mar 2010 to 31 Dec 2025

Taxonomy & unit: us-gaap: shares
Description: Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.
Summary: AMPHENOL CORP /DE/ quarterly and annual Weighted Average Number of Shares Outstanding, Basic in shares history and change rate from 31 Mar 2010 to 31 Dec 2025.
AMPHENOL CORP /DE/ Weighted Average Number of Shares Outstanding, Basic for the quarter ending 31 Dec 2025 was 1,218,200,000, a 1.2% increase year-over-year.
AMPHENOL CORP /DE/ annual Weighted Average Number of Shares Outstanding, Basic for 2025 was 1,218,200,000, a 1.2% increase from 2024.
AMPHENOL CORP /DE/ annual Weighted Average Number of Shares Outstanding, Basic for 2024 was 1,203,800,000, a 0.9% increase from 2023.
AMPHENOL CORP /DE/ annual Weighted Average Number of Shares Outstanding, Basic for 2023 was 1,193,000,000, a 0.06% increase from 2022.
Source SEC data: View on sec.gov

Weighted Average Number of Shares Outstanding, Basic, Quarterly (shares)

Weighted Average Number of Shares Outstanding, Basic, YoY Quarterly Change (%)

Weighted Average Number of Shares Outstanding, Basic, Annual (shares)

Weighted Average Number of Shares Outstanding, Basic, YoY Annual Change (%)

AMPHENOL CORP /DE/ Quarterly Weighted Average Number of Shares Outstanding, Basic (shares)

Period	Value	YoY Chg	Change %	Start Date	End Date	Report	Filed	Fiscal Year	Fiscal Period
Q4 2025	1,218,200,000	+14,400,000	+1.2%	01 Oct 2025	31 Dec 2025	10-K	11 Feb 2026	2025	FY
Q3 2025	1,221,800,000	+16,900,000	+1.4%	01 Jul 2025	30 Sep 2025	10-Q	24 Oct 2025	2025	Q3
Q2 2025	1,215,300,000	+13,000,000	+1.1%	01 Apr 2025	30 Jun 2025	10-Q	25 Jul 2025	2025	Q2
Q1 2025	1,209,800,000	+9,800,000	+0.82%	01 Jan 2025	31 Mar 2025	10-Q	25 Apr 2025	2025	Q1
Q4 2024	1,203,800,000	+10,800,000	+0.9%	01 Oct 2024	31 Dec 2024	10-K	11 Feb 2026	2025	FY
Q3 2024	1,204,900,000	+9,500,000	+0.8%	01 Jul 2024	30 Sep 2024	10-Q	24 Oct 2025	2025	Q3
Q2 2024	1,202,300,000	+12,400,000	+1%	01 Apr 2024	30 Jun 2024	10-Q	25 Jul 2025	2025	Q2
Q1 2024	1,200,000,000	+604,900,000	+102%	01 Jan 2024	31 Mar 2024	10-Q	25 Apr 2025	2025	Q1
Q4 2023	1,193,000,000	+700,000	+0.06%	01 Oct 2023	31 Dec 2023	10-K	11 Feb 2026	2025	FY
Q3 2023	1,195,400,000	+600,100,000	+101%	01 Jul 2023	30 Sep 2023	10-Q	25 Oct 2024	2024	Q3
Q2 2023	1,189,900,000	+593,700,000	+100%	01 Apr 2023	30 Jun 2023	10-Q	26 Jul 2024	2024	Q2
Q1 2023	595,100,000	-3,200,000	-0.54%	01 Jan 2023	31 Mar 2023	10-Q	26 Apr 2024	2024	Q1
Q4 2022	1,192,300,000	+594,400,000	+99%	01 Oct 2022	31 Dec 2022	10-K	07 Feb 2025	2024	FY
Q3 2022	595,300,000	-2,400,000	-0.4%	01 Jul 2022	30 Sep 2022	10-Q	27 Oct 2023	2023	Q3
Q2 2022	596,200,000	-1,200,000	-0.2%	01 Apr 2022	30 Jun 2022	10-Q	28 Jul 2023	2023	Q2
Q1 2022	598,300,000	-200,000	-0.03%	01 Jan 2022	31 Mar 2022	10-Q	28 Apr 2023	2023	Q1
Q4 2021	597,900,000	+1,800,000	+0.3%	01 Oct 2021	31 Dec 2021	10-K	07 Feb 2024	2023	FY
Q3 2021	597,700,000	+200,000	+0.03%	01 Jul 2021	30 Sep 2021	10-Q	28 Oct 2022	2022	Q3
Q2 2021	597,400,000	+4,100,000	+0.69%	01 Apr 2021	30 Jun 2021	10-Q	29 Jul 2022	2022	Q2
Q1 2021	598,500,000	+3,600,000	+0.6%	01 Jan 2021	31 Mar 2021	10-Q	29 Apr 2022	2022	Q1
Q4 2020	596,100,000	+1,100,000	+0.18%	01 Oct 2020	31 Dec 2020	10-K	08 Feb 2023	2022	FY
Q3 2020	597,500,000	+300,900,000	+101%	01 Jul 2020	30 Sep 2020	10-Q	29 Oct 2021	2021	Q3
Q2 2020	593,300,000	+295,300,000	+99%	01 Apr 2020	30 Jun 2020	10-Q	30 Jul 2021	2021	Q2
Q1 2020	594,900,000	+296,800,000	+100%	01 Jan 2020	31 Mar 2020	10-Q	30 Apr 2021	2021	Q1
Q4 2019	595,000,000	+293,800,000	+98%	01 Oct 2019	31 Dec 2019	10-K	09 Feb 2022	2021	FY
Q3 2019	296,600,000	-3,900,000	-1.3%	01 Jul 2019	30 Sep 2019	10-Q	23 Oct 2020	2020	Q3
Q2 2019	298,000,000	-2,800,000	-0.93%	01 Apr 2019	30 Jun 2019	10-Q	24 Jul 2020	2020	Q2
Q1 2019	298,100,000	-5,600,000	-1.8%	01 Jan 2019	31 Mar 2019	10-Q	24 Apr 2020	2020	Q1
Q4 2018	301,200,000	-4,500,000	-1.5%	01 Oct 2018	31 Dec 2018	10-K	10 Feb 2021	2020	FY
Q3 2018	300,500,000	-4,500,000	-1.5%	01 Jul 2018	30 Sep 2018	10-Q	25 Oct 2019	2019	Q3
Q2 2018	300,800,000	-5,000,000	-1.6%	01 Apr 2018	30 Jun 2018	10-Q	26 Jul 2019	2019	Q2
Q1 2018	303,700,000	-2,900,000	-0.95%	01 Jan 2018	31 Mar 2018	10-Q	26 Apr 2019	2019	Q1
Q4 2017	305,700,000	-2,600,000	-0.84%	01 Oct 2017	31 Dec 2017	10-K	12 Feb 2020	2019	FY
Q3 2017	305,000,000	-3,900,000	-1.3%	01 Jul 2017	30 Sep 2017	10-Q	26 Oct 2018	2018	Q3
Q2 2017	305,800,000	-2,400,000	-0.78%	01 Apr 2017	30 Jun 2017	10-Q	31 Jul 2018	2018	Q2
Q1 2017	306,600,000	-1,000,000	-0.32%	01 Jan 2017	31 Mar 2017	10-Q	03 May 2018	2018	Q1
Q4 2016	308,300,000	-800,000	-0.26%	01 Oct 2016	31 Dec 2016	10-K	13 Feb 2019	2018	FY
Q3 2016	308,900,000	0	0%	01 Jul 2016	30 Sep 2016	10-Q	02 Nov 2017	2017	Q3
Q2 2016	308,200,000	-700,000	-0.23%	01 Apr 2016	30 Jun 2016	10-Q	03 Aug 2017	2017	Q2
Q1 2016	307,600,000	-2,400,000	-0.77%	01 Jan 2016	31 Mar 2016	10-Q	04 May 2017	2017	Q1
Q4 2015	309,100,000	-4,000,000	-1.3%	01 Oct 2015	31 Dec 2015	10-K	21 Feb 2018	2017	FY
Q3 2015	308,900,000	-4,384,242	-1.4%	01 Jul 2015	30 Sep 2015	10-Q	03 Nov 2016	2016	Q3
Q2 2015	308,900,000	-5,329,370	-1.7%	01 Apr 2015	30 Jun 2015	10-Q	04 Aug 2016	2016	Q2
Q1 2015	310,000,000	-5,056,964	-1.6%	01 Jan 2015	31 Mar 2015	10-Q	05 May 2016	2016	Q1
Q4 2014	313,100,000	-5,100,000	-1.6%	01 Oct 2014	31 Dec 2014	10-K	17 Feb 2017	2016	FY
Q3 2014	313,284,242	-4,046,798	-1.3%	01 Jul 2014	30 Sep 2014	10-Q	05 Nov 2015	2015	Q3
Q2 2014	314,229,370	+154,524,349	+97%	01 Apr 2014	30 Jun 2014	10-Q	07 Aug 2015	2015	Q2
Q1 2014	315,056,964	+155,318,796	+97%	01 Jan 2014	31 Mar 2014	10-Q	08 May 2015	2015	Q1
Q4 2013	318,200,000	-4,844,160	-1.5%	01 Oct 2013	31 Dec 2013	10-K	19 Feb 2016	2015	FY
Q3 2013	317,331,040	+155,981,547	+97%	01 Jul 2013	30 Sep 2013	10-Q	05 Nov 2014	2014	Q3
Q2 2013	159,705,021	-1,806,529	-1.1%	01 Apr 2013	30 Jun 2013	10-Q	06 Aug 2014	2014	Q2
Q1 2013	159,738,168	-3,123,695	-1.9%	01 Jan 2013	31 Mar 2013	10-Q	07 May 2014	2014	Q1
Q4 2012	323,044,160	+153,404,045	+90%	01 Oct 2012	31 Dec 2012	10-K	20 Feb 2015	2014	FY
Q3 2012	161,349,493	-6,602,373	-3.9%	01 Jul 2012	30 Sep 2012	10-Q	01 Nov 2013	2013	Q3
Q2 2012	161,511,550	-9,682,924	-5.7%	01 Apr 2012	30 Jun 2012	10-Q	02 Aug 2013	2013	Q2
Q1 2012	162,861,863	-12,306,434	-7%	01 Jan 2012	31 Mar 2012	10-Q	03 May 2013	2013	Q1
Q4 2011	169,640,115	-4,145,535	-2.4%	01 Oct 2011	31 Dec 2011	10-K	21 Feb 2014	2013	FY
Q3 2011	167,951,866	-5,861,887	-3.4%	01 Jul 2011	30 Sep 2011	10-Q	02 Nov 2012	2012	Q3
Q2 2011	171,194,474	-2,325,408	-1.3%	01 Apr 2011	30 Jun 2011	10-Q	03 Aug 2012	2012	Q2
Q1 2011	175,168,297	+1,902,184	+1.1%	01 Jan 2011	31 Mar 2011	10-Q	04 May 2012	2012	Q1
Q4 2010	173,785,650			01 Oct 2010	31 Dec 2010	10-K	22 Feb 2013	2012	FY
Q3 2010	173,813,753			01 Jul 2010	30 Sep 2010	10-Q	04 Nov 2011	2011	Q3
Q2 2010	173,519,882			01 Apr 2010	30 Jun 2010	10-Q	05 Aug 2011	2011	Q2
Q1 2010	173,266,113			01 Jan 2010	31 Mar 2010	10-Q	09 May 2011	2011	Q1

AMPHENOL CORP /DE/ Annual Weighted Average Number of Shares Outstanding, Basic (shares)

Period	Value	YoY Chg	Change %	Start Date	End Date	Report	Filed	Fiscal Year	Fiscal Period
2025	1,218,200,000	+14,400,000	+1.2%	01 Jan 2025	31 Dec 2025	10-K	11 Feb 2026	2025	FY
2024	1,203,800,000	+10,800,000	+0.9%	01 Jan 2024	31 Dec 2024	10-K	11 Feb 2026	2025	FY
2023	1,193,000,000	+700,000	+0.06%	01 Jan 2023	31 Dec 2023	10-K	11 Feb 2026	2025	FY
2022	1,192,300,000	+594,400,000	+99%	01 Jan 2022	31 Dec 2022	10-K	07 Feb 2025	2024	FY
2021	597,900,000	+1,800,000	+0.3%	01 Jan 2021	31 Dec 2021	10-K	07 Feb 2024	2023	FY
2020	596,100,000	+1,100,000	+0.18%	01 Jan 2020	31 Dec 2020	10-K	08 Feb 2023	2022	FY
2019	595,000,000	+293,800,000	+98%	01 Jan 2019	31 Dec 2019	10-K	09 Feb 2022	2021	FY
2018	301,200,000	-4,500,000	-1.5%	01 Jan 2018	31 Dec 2018	10-K	10 Feb 2021	2020	FY
2017	305,700,000	-2,600,000	-0.84%	01 Jan 2017	31 Dec 2017	10-K	12 Feb 2020	2019	FY
2016	308,300,000	-800,000	-0.26%	01 Jan 2016	31 Dec 2016	10-K	13 Feb 2019	2018	FY
2015	309,100,000	-4,000,000	-1.3%	01 Jan 2015	31 Dec 2015	10-K	21 Feb 2018	2017	FY
2014	313,100,000	-5,100,000	-1.6%	01 Jan 2014	31 Dec 2014	10-K	17 Feb 2017	2016	FY
2013	318,200,000	-4,844,160	-1.5%	01 Jan 2013	31 Dec 2013	10-K	19 Feb 2016	2015	FY
2012	323,044,160	+153,404,045	+90%	01 Jan 2012	31 Dec 2012	10-K	20 Feb 2015	2014	FY
2011	169,640,115	-4,145,535	-2.4%	01 Jan 2011	31 Dec 2011	10-K	21 Feb 2014	2013	FY
2010	173,785,650			01 Jan 2010	31 Dec 2010	10-K	22 Feb 2013	2012	FY

* An asterisk sign (*) next to the value indicates that the value is likely invalid.