Canadian National Railway Co

WELLINGTON MANAGEMENT GROUP LLP CNI

Report date

3/31/2026

Quarter

2026 Q1

Filed

5/15/2026

Shares

11,523,186

Value ($000)

1,182,849

Weight

0.2%

2013 Q4 - 2026 Q1 (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
2026 Q1	5/15/2026	1,182,849	0.2%	11,523,186	3/31/2026
2025 Q4	2/17/2026	922,387	0.2%	9,315,803	12/31/2025
2025 Q3	11/14/2025	1,101,265	0.2%	11,675,838	9/30/2025
2025 Q2	8/14/2025	2,340,678	0.4%	22,508,725	6/30/2025
2025 Q1	5/13/2025	1,570,230	0.3%	16,136,037	3/31/2025
2024 Q4	2/12/2025	1,773,834	0.3%	17,476,898	12/31/2024
2024 Q3	11/14/2024	2,175,935	0.4%	18,562,189	9/30/2024
2024 Q2	8/14/2024	2,099,585	0.4%	17,771,769	6/30/2024
2024 Q1	5/15/2024	2,634,834	0.5%	19,990,616	3/31/2024
2023 Q4	2/12/2024	2,761,473	0.5%	21,868,740	12/31/2023
2023 Q3	11/14/2023	2,171,243	0.4%	19,960,802	9/30/2023
2023 Q2	8/14/2023	2,470,498	0.5%	20,379,364	6/30/2023
2023 Q1	5/12/2023	2,400,975	0.5%	20,375,062	3/31/2023
2022 Q4	2/13/2023	2,396,400	0.5%	20,186,602	12/31/2022
2022 Q3	11/14/2022	2,248,128	0.5%	20,711,768	9/30/2022
2022 Q2	8/15/2022	2,451,216	0.5%	21,836,204	6/30/2022
2022 Q1	5/16/2022	2,804,457	0.5%	20,888,814	3/31/2022
2021 Q4	2/11/2022	1,816,499	0.3%	14,768,147	12/31/2021
2021 Q3	11/15/2021	1,951,016	0.3%	16,841,036	9/30/2021
2021 Q2	8/16/2021	1,835,430	0.3%	17,378,586	6/30/2021
2021 Q1	5/17/2021	2,637,794	0.5%	22,733,832	3/31/2021
2020 Q4	2/12/2021	2,497,886	0.5%	22,740,339	12/31/2020
2020 Q3	11/16/2020	2,426,169	0.5%	22,845,959	9/30/2020
2020 Q2	8/14/2020	1,982,093	0.4%	22,465,146	6/30/2020
2020 Q1	5/14/2020	1,820,663	0.5%	23,541,169	3/31/2020
2019 Q4	2/11/2020	2,092,573	0.4%	23,103,731	12/31/2019
2014 Q1	5/15/2014	540,592	0.2%	9,606,991	3/31/2014
2013 Q4	2/14/2014	122,407	0.0%	2,147,588	12/31/2013