| Date Filed | Type | Description |
| 10/02/2023 |
8-K
| Quarterly results |
| 05/04/2023 |
8-K
| Quarterly results |
| 04/27/2023 |
10-K
| Annual Report for the period ended January 31, 2023 |
| 04/27/2023 |
8-K
| Quarterly results |
| 04/14/2023 |
8-K
| Quarterly results |
| 02/10/2023 |
SC 13G/A
| Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend] |
| 01/06/2023 |
8-K
| Entry into a Material Definitive Agreement, Financial Statements and Exhibits Interactive Data |
| 12/07/2022 |
8-K
| Quarterly results |
| 12/06/2022 |
10-Q
| Quarterly Report for the period ended October 31, 2022 |
| 12/06/2022 |
8-K
| Quarterly results |
| 09/07/2022 |
10-Q
| Quarterly Report for the period ended July 31, 2022 |
| 09/07/2022 |
8-K
| Results of Operations and Financial Condition, Financial Statements and Exhibits Interactive Data |
| 07/01/2022 |
8-K
| Quarterly results |
| 06/07/2022 |
10-Q
| Quarterly Report for the period ended April 30, 2022 |
| 06/07/2022 |
8-K
| Quarterly results |
| 05/23/2022 |
EFFECT
| Form EFFECT - Notice of Effectiveness: |
| 05/13/2022 |
DEF 14A
| Form DEF 14A - Other definitive proxy statements: |
| 05/13/2022 |
S-3
| Form S-3 - Registration statement under Securities Act of 1933: |
| 04/19/2022 |
10-K
| Annual Report for the period ended January 31, 2022 |
| 04/19/2022 |
8-K
| Results of Operations and Financial Condition, Financial Statements and Exhibits Interactive Data |
| 02/16/2022 |
8-K
| Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements... |
| 02/10/2022 |
SC 13G/A
| VANGUARD GROUP INC reports a 4.2% stake in Perma-Pipe International Holdings Inc. |
| 02/10/2022 |
SC 13G/A
| VANGUARD INDEX FUNDS reports a 4.2% stake in Perma-Pipe International Holdings Inc. |
| 02/08/2022 |
SC 13G/A
| Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend] |
| 01/07/2022 |
8-K
| Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements... |
| 12/08/2021 |
10-Q
| Quarterly Report for the period ended October 31, 2021 |
| 12/08/2021 |
8-K
| Quarterly results |
| 10/04/2021 |
8-K
| Regulation FD Disclosure, Financial Statements and Exhibits Interactive Data |
| 09/21/2021 |
8-K
| Entry into a Material Definitive Agreement, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance S... |
| 09/08/2021 |
10-Q
| Quarterly Report for the period ended July 31, 2021 |
| 09/08/2021 |
8-K
| Quarterly results |
| 06/22/2021 |
8-K
| Quarterly results |
| 06/10/2021 |
S-8
| Form S-8 - Securities to be offered to employees in employee benefit plans: |
| 06/08/2021 |
10-Q
| Quarterly Report for the period ended April 30, 2021 |
|