Alleghany Corp /De reports

Location: 1411 Broadway, 34 Th Floor, New York, NY
State of incorporation: DE
Fiscal year end: December 31
Data updated at: 7/19/2024, 08:54 AM

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Form type	Sec Links	Description	Filing date	Reporting date
SC 13G/A	Report		Feb 6, 2023
8-K	Report \| Data	8-K	Oct 19, 2022	Oct 19, 2022
10-Q	Report \| Data	10-Q	Aug 4, 2022	Jun 30, 2022
8-K	Report \| Data	8-K	Aug 4, 2022	Aug 4, 2022
8-K	Report \| Data	FORM 8-K	Jun 27, 2022	Jun 22, 2022
8-K	Report \| Data	8-K	Jun 9, 2022	Jun 9, 2022
10-Q	Report \| Data	10-Q	May 5, 2022	Mar 31, 2022
8-K	Report \| Data	8-K	May 5, 2022	May 5, 2022
10-K/A	Report \| Data	10-K/A	Apr 29, 2022	Dec 31, 2021
8-K	Report \| Data	FORM 8-K	Apr 18, 2022	Apr 18, 2022
8-K	Report \| Data	FORM 8-K	Mar 21, 2022	Mar 20, 2022
8-K	Report \| Data	FORM 8-K	Mar 21, 2022	Mar 21, 2022
8-K	Report \| Data	FORM 8-K	Feb 28, 2022	Feb 23, 2022
10-K	Report \| Data	10-K	Feb 23, 2022	Dec 31, 2021
8-K	Report \| Data	8-K	Feb 23, 2022	Feb 23, 2022
SC 13G/A	Report	SCHEDULE 13G/A	Feb 9, 2022
SC 13G	Report		Feb 2, 2022
SC 13G/A	Report		Feb 1, 2022
8-K	Report \| Data	FORM 8-K	Nov 19, 2021	Nov 15, 2021
10-Q	Report \| Data	10-Q	Nov 4, 2021	Sep 30, 2021
8-K	Report \| Data	8-K	Nov 4, 2021	Nov 4, 2021
8-K	Report \| Data	FORM 8-K	Sep 23, 2021	Sep 21, 2021
8-K	Report \| Data	FORM 8-K	Aug 13, 2021	Aug 10, 2021
10-Q	Report \| Data	10-Q	Aug 5, 2021	Jun 30, 2021
8-K	Report \| Data	FORM 8-K	Aug 5, 2021	Aug 5, 2021
8-K	Report \| Data	FORM 8-K	Jun 15, 2021	Jun 14, 2021
SC 13G/A	Report		May 7, 2021
10-Q	Report \| Data	10-Q	May 6, 2021	Mar 31, 2021
8-K	Report \| Data	FORM 8-K	May 6, 2021	May 6, 2021
8-K	Report \| Data	8-K	Apr 26, 2021	Apr 23, 2021
8-K	Report \| Data	8-K	Mar 16, 2021	Mar 16, 2021
8-K	Report \| Data	FORM 8-K	Mar 3, 2021	Mar 1, 2021
10-K	Report \| Data	10-K	Feb 23, 2021	Dec 31, 2020
8-K	Report \| Data	FORM 8-K	Feb 23, 2021	Feb 23, 2021
SC 13G/A	Report	ROBECO INVESTMENT MANAGEMENT INC.	Feb 12, 2021
SC 13G/A	Report	SCHEDULE 13G/A	Feb 10, 2021
SC 13G/A	Report		Jan 29, 2021
10-Q	Report \| Data	10-Q	Nov 3, 2020	Sep 30, 2020
8-K	Report \| Data	8-K	Nov 3, 2020	Nov 3, 2020
8-K	Report \| Data	8-K	Sep 21, 2020	Sep 21, 2020
8-K	Report \| Data	8-K	Aug 10, 2020	Aug 10, 2020
10-Q	Report \| Data	10-Q	Aug 4, 2020	Jun 30, 2020
8-K	Report \| Data	8-K	Aug 4, 2020	Aug 4, 2020
8-K	Report \| Data	8-K	May 18, 2020	May 13, 2020
8-K	Report \| Data	8-K	May 14, 2020	May 8, 2020
10-Q	Report \| Data	10-Q	May 5, 2020	Mar 31, 2020
8-K	Report \| Data	8-K	May 5, 2020	May 5, 2020
10-K	Report \| Data	10-K	Feb 19, 2020	Dec 31, 2019
8-K	Report \| Data	FORM 8-K	Feb 19, 2020	Feb 19, 2020
SC 13G/A	Report	SCHEDULE 13G/A	Feb 12, 2020

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