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 | |
10/31/2018
5:58 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 | |
10/10/2018
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 | |
10/02/2018
1:07 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 | |
08/03/2018
7:58 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 | |
08/03/2018
7:00 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 | |
07/20/2018
10:44 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 | |
07/18/2018
4:31 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 | |
07/05/2018
1:17 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 | |
05/08/2018
9:15 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 | |
05/08/2018
7:14 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 | |
04/20/2018
6:46 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 | |
03/22/2018
4:17 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 | |
03/12/2018
8:11 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 | |
03/09/2018
3:48 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 | |
03/02/2018
1:50 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 | |
03/02/2018
12:32 PM | TransAlta (Filer)
| Form 40-F
Registration statement pursuant to Section 12 or annual report pursuant to Section 13(a) or 15(d) | |
02/14/2018
6:10 AM | BANK OF MONTREAL /CAN/ (Filed by)
TransAlta (Subject)
| Form SC 13G/A
| |
02/09/2018
4:01 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 | |
02/06/2018
4:03 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 | |
02/05/2018
3:46 PM | CIBC Asset Management Inc (Filed by)
TransAlta (Subject)
| Form SC 13G/A
| |
02/02/2018
4:13 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 | |
02/02/2018
3:24 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 | |
12/11/2017
4:04 PM | RBC Global Asset Management Inc. (Filed by)
TransAlta (Subject)
| Form SC 13G
| |
12/08/2017
8:07 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 | |
12/06/2017
8:22 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 | |
12/06/2017
8:21 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 | |
