Amphenol Corp /De/

BLAIR WILLIAM & CO/IL APH

Report date

3/31/2026

Quarter

2026 Q1

Filed

5/8/2026

Shares

2,520,319

Value ($000)

318,442

Weight

0.9%

2013 Q4 - 2026 Q1 (29 filings)

Shares History

History scope: non-option holdings only (PUT/CALL rows excluded).

All 13F Holders	Filing date	Value ($000s)	% of Holdings	Shares	Reporting period
2026 Q1	5/8/2026	318,442	0.9%	2,520,319	3/31/2026
2025 Q4	2/17/2026	358,647	1.0%	2,653,891	12/31/2025
2025 Q3	11/12/2025	340,500	0.9%	2,751,514	9/30/2025
2025 Q2	7/24/2025	293,430	0.8%	2,971,448	6/30/2025
2025 Q1	5/9/2025	198,564	0.6%	3,027,350	3/31/2025
2024 Q4	2/12/2025	213,225	0.6%	3,070,194	12/31/2024
2024 Q3	11/12/2024	201,520	0.6%	3,092,690	9/30/2024
2024 Q2	8/12/2024	211,035	0.7%	3,132,484	6/30/2024
2024 Q1	5/9/2024	177,221	0.6%	1,536,374	3/31/2024
2023 Q4	2/12/2024	151,880	0.5%	1,532,125	12/31/2023
2023 Q3	11/9/2023	129,745	0.5%	1,544,770	9/30/2023
2023 Q2	8/11/2023	131,197	0.5%	1,544,406	6/30/2023
2023 Q1	5/12/2023	125,342	0.5%	1,533,799	3/31/2023
2022 Q4	2/10/2023	116,603	0.5%	1,531,426	12/31/2022
2022 Q3	11/9/2022	101,564	0.5%	1,516,792	9/30/2022
2022 Q2	8/10/2022	98,119	0.4%	1,524,067	6/30/2022
2022 Q1	5/13/2022	115,425	0.4%	1,531,857	3/31/2022
2021 Q4	2/14/2022	134,536	0.4%	1,538,260	12/31/2021
2021 Q3	11/12/2021	111,692	0.4%	1,525,219	9/30/2021
2021 Q2	8/12/2021	105,295	0.4%	1,539,178	6/30/2021
2021 Q1	5/13/2021	103,159	0.4%	1,563,721	3/31/2021
2020 Q4	2/9/2021	104,666	0.4%	800,384	12/31/2020
2020 Q3	11/6/2020	83,835	0.4%	774,314	9/30/2020
2020 Q2	8/12/2020	76,194	0.4%	795,259	6/30/2020
2020 Q1	5/11/2020	57,729	0.4%	792,114	3/31/2020
2019 Q4	2/13/2020	86,467	0.4%	798,922	12/31/2019
2014 Q2	8/1/2014	102,874	0.2%	1,067,833	6/30/2014
2014 Q1	5/6/2014	108,155	0.2%	1,180,098	3/31/2014
2013 Q4	2/11/2014	123,259	0.2%	1,382,147	12/31/2013