Atlas Corp.

Symbol
ATCOL on Nasdaq, ATCO-PD, ATCO-PH on NYSE
Industry
Deep Sea Foreign Transportation Of Freight (Office Of Energy & Transportation)
Business address
2600 200 Granville Street, V6C 1S4 Vancouver, British Columbia, Canada
State of incorporation
Marshall Islands
Fiscal year end
December 31
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Atlas Corp. has filed 177 SEC EDGAR filings since 11/22/2019

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
15-12G Open Document Open Filing FORM 15-12G Nov 10, 2025 001-39237
6-K/A Open Document Open Filing 6-K/A Nov 6, 2025 Oct 31, 2025 001-39237
6-K Open Document Open Filing 6-K Oct 30, 2025 Oct 30, 2025 001-39237
25-NSE Open Document Open Filing Oct 30, 2025 001-39237
6-K Open Document Open Filing 6-K Oct 8, 2025 Oct 8, 2025 001-39237
6-K Open Document Open Filing 6-K Aug 14, 2025 Jun 30, 2025 001-39237
6-K Open Document Open Filing 6-K Aug 13, 2025 Jun 30, 2025 001-39237
6-K Open Document Open Filing 6-K Jul 11, 2025 Jul 11, 2025 001-39237
25-NSE Open Document Open Filing Jul 10, 2025 001-39237
25-NSE Open Document Open Filing Jul 3, 2025 001-39237
6-K Open Document Open Filing 6-K Jun 18, 2025 Jun 18, 2025 001-39237
6-K Open Document Open Filing 6-K May 13, 2025 Mar 31, 2025 001-39237
6-K Open Document Open Filing 6-K May 9, 2025 Mar 31, 2025 001-39237
6-K Open Document Open Filing FORM 6-K May 5, 2025 May 5, 2025 001-39237
6-K Open Document Open Filing 6-K Mar 20, 2025 Dec 31, 2024 001-39237
20-F Open Document | Data Open Filing 20-F Mar 14, 2025 Dec 31, 2024 001-39237
6-K Open Document Open Filing 6-K Feb 12, 2025 Feb 12, 2025 001-39237
6-K Open Document Open Filing 6-K Nov 27, 2024 Sep 30, 2024 001-39237
6-K Open Document Open Filing 6-K Nov 27, 2024 Sep 30, 2024 001-39237
6-K Open Document Open Filing 6-K Aug 9, 2024 Jun 30, 2024 001-39237
6-K Open Document Open Filing 6-K Aug 9, 2024 Jun 30, 2024 001-39237
6-K Open Document Open Filing 6-K May 14, 2024 Mar 31, 2024 001-39237
6-K Open Document Open Filing 6-K May 10, 2024 Mar 31, 2024 001-39237
6-K Open Document Open Filing 6-K Mar 18, 2024 Dec 31, 2023 001-39237
20-F Open Document | Data Open Filing 20-F Mar 14, 2024 Dec 31, 2023 001-39237
6-K Open Document Open Filing 6-K Nov 22, 2023 Sep 30, 2023 001-39237
6-K Open Document Open Filing 6-K Nov 21, 2023 Sep 30, 2023 001-39237
6-K Open Document Open Filing 6-K Oct 31, 2023 Oct 31, 2023 001-39237
25-NSE Open Document Open Filing Oct 30, 2023 001-39237
6-K Open Document Open Filing 6-K Oct 12, 2023 Oct 12, 2023 001-39237
6-K Open Document Open Filing 6-K Aug 23, 2023 Jun 30, 2023 001-39237
6-K Open Document Open Filing 6-K Aug 23, 2023 Jun 30, 2023 001-39237
6-K Open Document Open Filing 6-K May 17, 2023 Mar 31, 2023 001-39237
6-K Open Document Open Filing 6-K May 17, 2023 Mar 31, 2023 001-39237
EFFECT Open Document Open Filing Apr 3, 2023 333-230524
EFFECT Open Document Open Filing Apr 3, 2023 333-229312
EFFECT Open Document Open Filing Apr 3, 2023 333-227597
EFFECT Open Document Open Filing Apr 3, 2023 333-224288
EFFECT Open Document Open Filing Apr 3, 2023 333-220176
EFFECT Open Document Open Filing Apr 3, 2023 333-200639
EFFECT Open Document Open Filing Apr 3, 2023 333-195571
EFFECT Open Document Open Filing Apr 3, 2023 333-180895
POS AM Open Document Open Filing POS AM Mar 28, 2023 333-229312
POS AM Open Document Open Filing POS AM Mar 28, 2023 333-227597
F-3DPOS Open Document Open Filing F-3DPOS Mar 28, 2023 333-224291-01
POS AM Open Document Open Filing POS AM Mar 28, 2023 333-224288
POS AM Open Document Open Filing POS AM Mar 28, 2023 333-220176
F-3DPOS Open Document Open Filing F-3DPOS Mar 28, 2023 333-202698-01
POS AM Open Document Open Filing POS AM Mar 28, 2023 333-230524
F-3DPOS Open Document Open Filing F-3DPOS Mar 28, 2023 333-151329-01
POSASR Open Document Open Filing POSASR Mar 28, 2023 333-254536
POSASR Open Document Open Filing POSASR Mar 28, 2023 333-257967
POSASR Open Document Open Filing POSASR Mar 28, 2023 333-238178
S-8 POS Open Document Open Filing S-8 POS Mar 28, 2023 333-222216-01
POS AM Open Document Open Filing POS AM Mar 28, 2023 333-195571
S-8 POS Open Document Open Filing S-8 POS Mar 28, 2023 333-212230-01
S-8 POS Open Document Open Filing S-8 POS Mar 28, 2023 333-239578
POS AM Open Document Open Filing POS AM Mar 28, 2023 333-200639
S-8 POS Open Document Open Filing S-8 POS Mar 28, 2023 333-263872
S-8 POS Open Document Open Filing S-8 POS Mar 28, 2023 333-200640-01
POS AM Open Document Open Filing POS AM Mar 28, 2023 333-180895
SC 13E3/A Open Document Open Filing SC 13E3/A Mar 28, 2023 005-91452
25-NSE Open Document Open Filing Mar 28, 2023 001-39237
6-K Open Document Open Filing 6-K Mar 28, 2023 Mar 26, 2023 001-39237
6-K Open Document Open Filing 6-K Mar 20, 2023 Dec 31, 2022 001-39237
20-F Open Document | Data Open Filing 20-F Mar 16, 2023 Dec 31, 2022 001-39237
6-K Open Document Open Filing 6-K Feb 24, 2023 Feb 24, 2023 001-39237
6-K Open Document Open Filing 6-K Feb 14, 2023 Feb 14, 2023 001-39237
6-K Open Document Open Filing 6-K Feb 2, 2023 Feb 1, 2023 001-39237
SC 13E3/A Open Document Open Filing SC 13E3/A Jan 10, 2023 005-91452
6-K Open Document Open Filing 6-K Dec 21, 2022 Dec 21, 2022 001-39237
6-K Open Document Open Filing 6-K Dec 19, 2022 Dec 16, 2022 001-39237
SC 13E3 Open Document Open Filing SC 13E3 Dec 7, 2022 005-91452
6-K Open Document Open Filing 6-K Dec 2, 2022 Dec 1, 2022 001-39237
6-K Open Document Open Filing 6-K Nov 23, 2022 Sep 30, 2022 001-39237
6-K Open Document Open Filing 6-K Nov 21, 2022 Sep 30, 2022 001-39237
SC 13D/A Open Document Open Filing SC 13D/A Nov 2, 2022 005-91452
SC 13D/A Open Document Open Filing SC 13D/A Nov 2, 2022 005-91452
SC 13D/A Open Document Open Filing SC 13D/A Nov 2, 2022 005-91452
6-K Open Document Open Filing 6-K Nov 1, 2022 Oct 31, 2022 001-39237
SC 13D/A Open Document Open Filing SC 13D/A Oct 4, 2022 005-91452
SC 13D/A Open Document Open Filing SC 13D/A Sep 27, 2022 005-91452
SC 13D/A Open Document Open Filing SC 13D/A Sep 27, 2022 005-91452
SC 13D/A Open Document Open Filing SC 13D/A Sep 27, 2022 005-91452
6-K Open Document Open Filing 6-K Aug 18, 2022 Jun 30, 2022 001-39237
6-K Open Document Open Filing 6-K Aug 12, 2022 Jun 30, 2022 001-39237
SC 13D/A Open Document Open Filing SC 13D/A Aug 8, 2022 005-91452
SC 13D/A Open Document Open Filing SC 13D/A Aug 5, 2022 005-91452
SC 13D Open Document Open Filing SC 13D Aug 5, 2022 005-91452
SC 13D/A Open Document Open Filing SC 13D/A Aug 5, 2022 005-91452
6-K Open Document Open Filing 6-K Aug 5, 2022 Aug 4, 2022 001-39237
6-K Open Document Open Filing 6-K May 19, 2022 Mar 31, 2022 001-39237
6-K Open Document Open Filing 6-K May 13, 2022 Mar 31, 2022 001-39237
SC 13D/A Open Document Open Filing SC 13D/A Apr 8, 2022 005-91452
S-8 Open Document Open Filing FORM S-8 Mar 25, 2022 333-263872
6-K Open Document Open Filing 6-K Mar 25, 2022 Dec 31, 2021 001-39237
20-F Open Document | Data Open Filing 20-F Mar 24, 2022 Dec 31, 2021 001-39237
6-K Open Document Open Filing 6-K Nov 15, 2021 Sep 30, 2021 001-39237
6-K Open Document Open Filing 6-K Nov 10, 2021 Sep 30, 2021 001-39237
6-K Open Document Open Filing 6-K Sep 23, 2021 Sep 23, 2021 001-39237
SC 13D/A Open Document Open Filing SC 13D/A Sep 22, 2021 005-91452
SC 13D/A Open Document Open Filing SC 13D/A Aug 25, 2021 005-91452
SC 13D/A Open Document Open Filing SC 13D/A Aug 24, 2021 005-91452
6-K Open Document Open Filing 6-K Aug 23, 2021 Aug 23, 2021 001-39237
6-K Open Document Open Filing 6-K Aug 20, 2021 Jun 30, 2021 001-39237
6-K Open Document Open Filing 6-K Aug 16, 2021 Jun 30, 2021 001-39237
F-3ASR Open Document Open Filing F-3ASR Jul 16, 2021 333-257967
6-K Open Document Open Filing 6-K Jul 14, 2021 Jul 14, 2021 001-39237
25-NSE Open Document Open Filing Jul 2, 2021 001-39237
25-NSE Open Document Open Filing Jul 2, 2021 001-39237
6-K Open Document Open Filing 6-K Jun 28, 2021 Jun 28, 2021 001-39237
SC 13D/A Open Document Open Filing SC 13D/A Jun 15, 2021 005-91452
6-K Open Document Open Filing 6-K Jun 14, 2021 Jun 14, 2021 001-39237
6-K Open Document Open Filing 6-K May 27, 2021 May 27, 2021 001-39237
6-K Open Document Open Filing 6-K May 14, 2021 Mar 31, 2021 001-39237
CERT Open Document Open Filing May 14, 2021 001-39237
8-A12B Open Document Open Filing 8-A12B May 13, 2021 001-39237
6-K Open Document Open Filing 6-K May 13, 2021 May 13, 2021 333-229312
6-K Open Document Open Filing 6-K May 10, 2021 Mar 31, 2021 333-229312
6-K Open Document Open Filing 6-K May 4, 2021 May 3, 2021 333-229312
424B3 Open Document Open Filing 424B3 Apr 7, 2021 333-254537
EFFECT Open Document Open Filing Apr 6, 2021 333-254537
CORRESP Open Document Open Filing Apr 2, 2021
6-K Open Document Open Filing 6-K Mar 30, 2021 Dec 31, 2020 333-229312
UPLOAD Open Document Open Filing Mar 29, 2021
F-4 Open Document Open Filing F-4 Mar 19, 2021 333-254537
F-3ASR Open Document Open Filing F-3ASR Mar 19, 2021 333-254536
20-F Open Document | Data Open Filing 20-F Mar 19, 2021 Dec 31, 2020 333-229312
6-K Open Document Open Filing 6-K Jan 12, 2021 Jan 12, 2021 333-229312
6-K Open Document Open Filing FORM 6-K Dec 23, 2020 Dec 21, 2020 333-229312
6-K Open Document Open Filing FORM 6-K Dec 17, 2020 Dec 17, 2020 333-229312
6-K Open Document Open Filing 6-K Dec 16, 2020 Sep 30, 2020 333-229312
424B7 Open Document Open Filing 424B7 Dec 7, 2020 333-238178
6-K Open Document Open Filing 6-K Nov 10, 2020 Sep 30, 2020 333-229312
6-K Open Document Open Filing FORM 6-K Sep 23, 2020 Sep 23, 2020 333-229312
6-K Open Document Open Filing FORM 6-K Sep 14, 2020 Sep 11, 2020 333-229312
6-K Open Document Open Filing 6-K Aug 13, 2020 Jun 30, 2020 333-229312
S-8 Open Document Open Filing S-8 Jun 30, 2020 333-239578
F-3ASR Open Document Open Filing F-3ASR May 11, 2020 333-238178
6-K Open Document Open Filing 6-K May 11, 2020 Mar 31, 2020 333-229312
20-F Open Document | Data Open Filing 20-F Apr 13, 2020 Dec 31, 2019 333-229312
EFFECT Open Document Open Filing Mar 11, 2020 333-229312
EFFECT Open Document Open Filing Mar 11, 2020 333-227597
EFFECT Open Document Open Filing Mar 11, 2020 333-224288
EFFECT Open Document Open Filing Mar 11, 2020 333-230524
EFFECT Open Document Open Filing Mar 11, 2020 333-220176
EFFECT Open Document Open Filing Mar 11, 2020 333-200639
EFFECT Open Document Open Filing Mar 11, 2020 333-195571
EFFECT Open Document Open Filing Mar 11, 2020 333-180895
6-K Open Document Open Filing FORM 6-K Mar 10, 2020 Mar 10, 2020 333-229312
SC 13D/A Open Document Open Filing SC 13D/A Mar 9, 2020 005-91452
POS AM Open Document Open Filing POS AM Feb 28, 2020 333-230524
POS AM Open Document Open Filing POS AM Feb 28, 2020 333-180895
POS AM Open Document Open Filing POS AM Feb 28, 2020 333-220176
POS AM Open Document Open Filing POS AM Feb 28, 2020 333-227597
POS AM Open Document Open Filing POS AM Feb 28, 2020 333-224288
POS AM Open Document Open Filing POS AM Feb 28, 2020 333-200639
POS AM Open Document Open Filing POS AM Feb 28, 2020 333-195571
POS AM Open Document Open Filing POS AM Feb 28, 2020 333-229312
S-8 POS Open Document Open Filing S-8 POS Feb 28, 2020 333-200640-01
F-3DPOS Open Document Open Filing F-3DPOS Feb 28, 2020 333-151329-01
F-3DPOS Open Document Open Filing F-3DPOS Feb 28, 2020 333-202698-01
S-8 POS Open Document Open Filing S-8 POS Feb 28, 2020 333-212230-01
F-3DPOS Open Document Open Filing F-3DPOS Feb 28, 2020 333-224291-01
S-8 POS Open Document Open Filing S-8 POS Feb 28, 2020 333-222216-01
S-8 POS Open Document Open Filing S-8 POS Feb 28, 2020 333-173207-01
S-8 POS Open Document Open Filing S-8 POS Feb 28, 2020 333-189493-01
8-K12B Open Document Open Filing 8-K12B Feb 27, 2020 Feb 27, 2020 001-39237
424B3 Open Document Open Filing 424B3 Jan 29, 2020 333-234820
EFFECT Open Document Open Filing Jan 22, 2020 333-234820
CORRESP Open Document Open Filing Jan 21, 2020
CORRESP Open Document Open Filing Jan 21, 2020
F-4/A Open Document Open Filing F-4/A Jan 16, 2020 333-234820
F-4/A Open Document Open Filing F-4/A Dec 31, 2019 333-234820
CORRESP Open Document Open Filing Dec 31, 2019
UPLOAD Open Document Open Filing Dec 17, 2019
F-4 Open Document Open Filing F-4 Nov 22, 2019 333-234820