Arthur J. Gallagher & Co.

BLAIR WILLIAM & CO/IL AJG

Report date

12/31/2025

Quarter

2025 Q4

Filed

2/17/2026

Shares

88,738

Value ($000)

22,965

Weight

0.1%

2013 Q4 - 2025 Q4 (28 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
2025 Q4	2/17/2026	22,965	0.1%	88,738	12/31/2025
2025 Q3	11/12/2025	35,234	0.1%	113,753	9/30/2025
2025 Q2	7/24/2025	37,444	0.1%	116,969	6/30/2025
2025 Q1	5/9/2025	33,954	0.1%	98,349	3/31/2025
2024 Q4	2/12/2025	26,256	0.1%	92,499	12/31/2024
2024 Q3	11/12/2024	25,052	0.1%	89,034	9/30/2024
2024 Q2	8/12/2024	22,705	0.1%	87,560	6/30/2024
2024 Q1	5/9/2024	21,671	0.1%	86,668	3/31/2024
2023 Q4	2/12/2024	19,766	0.1%	87,896	12/31/2023
2023 Q3	11/9/2023	18,457	0.1%	80,976	9/30/2023
2023 Q2	8/11/2023	18,200	0.1%	82,887	6/30/2023
2023 Q1	5/12/2023	15,595	0.1%	81,518	3/31/2023
2022 Q4	2/10/2023	15,424	0.1%	81,807	12/31/2022
2022 Q3	11/9/2022	13,855	0.1%	80,920	9/30/2022
2022 Q2	8/10/2022	13,406	0.1%	82,224	6/30/2022
2022 Q1	5/13/2022	14,530	0.1%	83,216	3/31/2022
2021 Q4	2/14/2022	14,085	0.0%	83,014	12/31/2021
2021 Q3	11/12/2021	12,214	0.0%	82,168	9/30/2021
2021 Q2	8/12/2021	11,561	0.0%	82,531	6/30/2021
2021 Q1	5/13/2021	10,478	0.0%	83,979	3/31/2021
2020 Q4	2/9/2021	10,379	0.0%	83,896	12/31/2020
2020 Q3	11/6/2020	8,536	0.0%	80,847	9/30/2020
2020 Q2	8/12/2020	8,364	0.0%	85,790	6/30/2020
2020 Q1	5/11/2020	6,640	0.0%	81,460	3/31/2020
2019 Q4	2/13/2020	7,255	0.0%	76,183	12/31/2019
2014 Q2	8/1/2014	416	0.0%	8,937	6/30/2014
2014 Q1	5/6/2014	428	0.0%	9,010	3/31/2014
2013 Q4	2/11/2014	369	0.0%	7,870	12/31/2013