Real time Form 13D and 13G transaction reports:
- Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
- Due to inconsistent filing format, it is highly recommended that you read the orignal filing form.
- Shares have beem adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
| Reported DateTime | Transaction Date | Type | Company Symbol | Filed By Symbol | Shares Owned % Owned | Shares Vs. Prev Report | View |
| 2025-11-20 2:57 pm Purchase | 2025-11-18 | 13G | Algoma Steel Group Inc. ASTL | MMCAP International Inc. SPC | 10,532,553 10.000% | 2,453,725![]() (+30.37%) | Filing History |
| 2025-11-14 4:40 pm Purchase | 2025-09-30 | 13G | Algoma Steel Group Inc. ASTL | MMCAP International Inc. SPC | 8,078,828 7.700% | 860,610![]() (+11.92%) | Filing History |
| 2025-11-12 11:59 am Sale | 2025-09-30 | 13G | Algoma Steel Group Inc. ASTL | DONALD SMITH & CO., INC. | 5,937,020 5.700% | -103,148![]() (-1.71%) | Filing History |
| 2025-11-07 4:12 pm Purchase | 2025-10-31 | 13G | Algoma Steel Group Inc. ASTL | Maple Rock Capital Partners Inc. | 13,993,930 13.300% | 3,563,112![]() (+34.16%) | Filing History |
| 2025-09-23 4:15 pm Sale | 2025-09-10 | 13D | Algoma Steel Group Inc. ASTL | Zekelman Industries, Inc. | 3,229,998 3.080% | -1,999,990![]() (-38.24%) | Filing History |
| 2025-08-28 6:57 pm Unchanged | 2025-08-28 | 13G | Algoma Steel Group Inc. ASTL | Maple Rock Capital Partners Inc. | 10,430,818 9.900% | 0 (Unchanged) | Filing History |
| 2025-08-14 8:48 pm Purchase | 2025-08-12 | 13D | Algoma Steel Group Inc. ASTL | Maple Rock Capital Partners Inc. | 10,430,818 9.900% | 2,878,201![]() (+38.11%) | Filing History |
| 2025-08-14 4:32 pm Purchase | 2025-06-30 | 13G | Algoma Steel Group Inc. ASTL | MMCAP International Inc. SPC | 7,218,218 6.900% | 576,801![]() (+8.68%) | Filing History |
| 2025-08-14 4:12 pm Purchase | 2025-06-30 | 13G | Algoma Steel Group Inc. ASTL | Stoney Lonesome HF LP | 5,864,050 5.400% | 405,501![]() (+7.43%) | Filing History |
| 2025-08-13 2:57 pm Sale | 2025-06-30 | 13G | Algoma Steel Group Inc. ASTL | DONALD SMITH & CO., INC. | 6,040,168 5.800% | -2,047,952![]() (-25.32%) | Filing History |
| 2025-05-15 4:47 pm Sale | 2025-03-31 | 13G | Algoma Steel Group Inc. ASTL | MMCAP International Inc. SPC | 6,641,417 6.300% | -355,911![]() (-5.09%) | Filing History |
| 2025-05-13 2:02 pm Purchase | 2025-03-31 | 13G | Algoma Steel Group Inc. ASTL | DONALD SMITH & CO., INC. | 8,088,120 7.700% | 20,517![]() (+0.25%) | Filing History |
| 2025-05-05 7:07 pm Purchase | 2025-05-01 | 13D | Algoma Steel Group Inc. ASTL | Maple Rock Capital Partners Inc. | 7,552,617 7.200% | 1,460,526![]() (+23.97%) | Filing History |
| 2025-04-29 09:27 am Purchase | 2025-03-31 | 13G | Algoma Steel Group Inc. ASTL | BlackRock Inc. BLK | 3,835,939 3.700% | 3,835,939![]() (New Position) | Filing History |
| 2025-04-10 1:19 pm Purchase | 2025-04-04 | 13G | Algoma Steel Group Inc. ASTL | Stoney Lonesome HF LP | 5,458,549 5.200% | 5,458,549![]() (New Position) | Filing History |
| 2025-02-13 2:13 pm Purchase | 2024-12-31 | 13G | Algoma Steel Group Inc. ASTL | DONALD SMITH & CO., INC. | 8,067,603 7.800% | 4,736![]() (+0.06%) | Filing History |
| 2024-11-08 2:17 pm Unchanged | 2024-09-30 | 13G | Algoma Steel Group Inc. ASTL | BlackRock Inc. BLK | 6,957,499 6.700% | 0 (Unchanged) | Filing |
| 2024-11-05 1:00 pm Purchase | 2024-09-30 | 13G | Algoma Steel Group Inc. ASTL | MMCAP International Inc. SPC | 6,997,328 6.700% | 241,606![]() (+3.58%) | Filing History |
| 2024-10-25 7:59 pm Unchanged | 2024-10-25 | 13D | Algoma Steel Group Inc. ASTL | Maple Rock Capital Partners Inc. | 6,092,091 5.900% | 0 (Unchanged) | Filing History |
| 2024-10-25 3:06 pm Sale | 2024-09-30 | 13G | Algoma Steel Group Inc. ASTL | DONALD SMITH & CO., INC. | 8,062,867 7.740% | -1,560,612![]() (-16.22%) | Filing History |

