03/03/2021
7:17 AM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
03/03/2021
6:49 AM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
03/03/2021
6:38 AM | TransAlta (Filer)
| Form 40-F
Registration statement pursuant to Section 12 or annual report pursuant to Section 13(a) or 15(d) | |
03/02/2021
5:07 AM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
02/16/2021
3:30 PM | RBC Global Asset Management Inc. (Filed by)
TransAlta (Subject)
| Form SC 13G/A
| |
02/08/2021
3:20 PM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
02/01/2021
8:39 AM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
12/14/2020
6:13 AM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
12/08/2020
6:14 AM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
11/04/2020
4:28 PM | BROOKFIELD ASSET MANAGEMENT INC. (Filed by)
TransAlta (Subject)
| Form SC 13D/A
| |
|
11/04/2020
6:18 AM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
11/04/2020
6:17 AM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
11/03/2020
12:33 PM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
10/30/2020
9:10 AM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
10/16/2020
9:24 AM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
10/01/2020
10:00 AM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
05/26/2020
9:57 AM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
05/12/2020
9:44 AM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
05/12/2020
6:09 AM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
04/22/2020
8:16 PM | BROOKFIELD ASSET MANAGEMENT INC. (Filed by)
TransAlta (Subject)
| Form SC 13D/A
| |
04/20/2020
2:02 PM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
04/07/2020
12:27 PM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
04/06/2020
9:47 AM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
04/03/2020
8:02 PM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
03/20/2020
10:10 AM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
03/20/2020
7:04 AM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
03/20/2020
7:01 AM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
03/18/2020
8:51 PM | BROOKFIELD ASSET MANAGEMENT INC. (Filed by)
TransAlta (Subject)
| Form SC 13D/A
| |
03/17/2020
12:19 PM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
03/12/2020
2:14 PM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
03/04/2020
8:57 PM | TransAlta (Filer)
| Form S-8
Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans | |
03/04/2020
7:31 AM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
03/04/2020
6:42 AM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
03/04/2020
6:07 AM | TransAlta (Filer)
| Form 40-F
Registration statement pursuant to Section 12 or annual report pursuant to Section 13(a) or 15(d) | |
02/19/2020
9:54 AM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
02/14/2020
6:02 AM | BANK OF MONTREAL /CAN/ (Filed by)
TransAlta (Subject)
| Form SC 13G/A
| |
02/10/2020
11:06 AM | CIBC Asset Management Inc (Filed by)
TransAlta (Subject)
| Form SC 13G
| |
01/24/2020
4:06 PM | Mangrove Partners Master Fund, Ltd. (Filed by)
TransAlta (Subject)
| Form SC 13G/A
| |
12/17/2019
7:45 PM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
11/07/2019
8:30 AM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
11/07/2019
6:08 AM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
10/09/2019
6:53 PM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
10/09/2019
1:33 PM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
09/17/2019
10:06 AM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
09/16/2019
1:33 PM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
08/30/2019
3:52 PM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
08/09/2019
9:14 AM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
08/09/2019
6:48 AM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
08/02/2019
8:16 AM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
07/25/2019
3:16 PM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
07/16/2019
7:39 PM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
07/09/2019
5:57 PM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
05/28/2019
7:08 AM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
05/23/2019
11:15 PM | TransAlta (Filer)
| Form EFFECT
| |
05/23/2019
2:43 PM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
05/22/2019
3:37 PM | TransAlta (Filer)
| Form F-10/A
| |
05/14/2019
3:14 PM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
05/14/2019
6:51 AM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
05/01/2019
8:31 PM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
04/29/2019
5:08 AM | TransAlta (Filer)
| Form 40FR12B/A
| |
04/26/2019
4:29 PM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
04/24/2019
6:13 AM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
04/23/2019
9:51 AM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
04/22/2019
7:30 AM | Mangrove Partners Master Fund, Ltd. (Filed by)
TransAlta (Subject)
| Form SC 13G
| |
04/19/2019
3:53 PM | Mangrove Partners Master Fund, Ltd. (Filed by)
TransAlta (Subject)
| Form SC 13D/A
| |
04/17/2019
1:55 PM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
04/16/2019
6:13 AM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
04/12/2019
7:52 PM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
04/11/2019
4:11 PM | Mangrove Partners Master Fund, Ltd. (Filed by)
TransAlta (Subject)
| Form SC 13D/A
| |
04/10/2019
10:15 AM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
04/10/2019
7:30 AM | Mangrove Partners Master Fund, Ltd. (Filed by)
TransAlta (Subject)
| Form SC 13D/A
| |
04/02/2019
1:43 PM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
04/02/2019
9:50 AM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
04/01/2019
6:35 AM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
04/01/2019
6:33 AM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
04/01/2019
6:31 AM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
03/27/2019
4:21 PM | Mangrove Partners Master Fund, Ltd. (Filed by)
TransAlta (Subject)
| Form SC 13D/A
| |
03/27/2019
3:42 PM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
03/26/2019
10:36 AM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
03/26/2019
10:11 AM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
03/25/2019
11:48 AM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
03/18/2019
6:14 AM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
03/15/2019
3:32 PM | Mangrove Partners Master Fund, Ltd. (Filed by)
TransAlta (Subject)
| Form SC 13D/A
| |
03/15/2019
11:53 AM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
03/08/2019
8:29 PM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
02/28/2019
8:58 PM | TransAlta (Subject)
| Form F-X
Appointment of agent for service of process and undertaking | |
02/28/2019
8:34 PM | TransAlta (Filer)
| Form F-10
Registration statement for securities of certain Canadian issuers | |
02/27/2019
4:30 PM | TransAlta (Subject)
| Form F-X/A
| |
02/27/2019
4:30 PM | TransAlta (Subject)
| Form F-X/A
| |
02/27/2019
4:29 PM | TransAlta (Subject)
| Form F-X/A
| |
02/27/2019
12:55 PM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
02/27/2019
6:51 AM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
02/27/2019
6:29 AM | TransAlta (Filer)
| Form 40-F
Registration statement pursuant to Section 12 or annual report pursuant to Section 13(a) or 15(d) | |
02/14/2019
6:25 AM | BANK OF MONTREAL /CAN/ (Filed by)
TransAlta (Subject)
| Form SC 13G/A
| |
02/12/2019
3:24 PM | CIBC Asset Management Inc (Filed by)
TransAlta (Subject)
| Form SC 13G/A
| |
01/25/2019
2:30 PM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
01/18/2019
4:19 PM | Mangrove Partners Master Fund, Ltd. (Filed by)
TransAlta (Subject)
| Form SC 13G
| |
12/14/2018
4:15 PM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
11/13/2018
10:52 AM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
10/31/2018
2:32 PM | TransAlta (Filer)
| Form 6-K
Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 | |
