Algoma Steel Group Inc. - Common Shares, no par value (ASTL)
CUSIP: 015658107
Q4 2025 13F Holders as of 31 Dec 2025
- Type / Class
- Equity / Common Shares, no par value
- Shares outstanding
- 105,393,220
- Total 13F shares
- 83,116,370
- Share change
- +4,809,612
- Total reported value
- $346,027,150
- Put/Call ratio
- 58%
- Price per share
- $4.10
- Number of holders
- 109
- Value change
- +$24,898,340
- Number of buys
- 61
- Number of sells
- 57
Quarterly Holders Quick Answers
What is CUSIP 015658107?
CUSIP 015658107 identifies ASTL - Algoma Steel Group Inc. - Common Shares, no par value in SEC institutional holdings data.
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Recent filing periods for CUSIP 015658107:
Top shareholders of ASTL - Algoma Steel Group Inc. - Common Shares, no par value (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.
Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
| Holder | Source | Role / Reporting | Ownership % | Shares | Holdings Value | 12M Net Δ | As of | Details |
|---|---|---|---|---|---|---|---|---|
| Maple Rock Capital Partners Inc. |
13D/G
13F
|
Company |
13%
|
13,993,930
|
$49,748,421 | +$12,666,863 | 31 Oct 2025 | |
| MMCAP International Inc. SPC |
13D/G
13F
|
Company |
11%
|
11,487,861
|
$48,708,531 | +$4,050,506 | 31 Dec 2025 | |
| Stoney Lonesome HF LP |
13D/G
|
COGHILL CLINT D |
5.4%
|
5,864,050
|
$40,931,069 | +$2,830,397 | 30 Jun 2025 | |
| BlackRock, Inc. |
13F
13D/G
|
Company |
3.7%
from 13D/G
|
7,333,104
|
$26,069,186 | — | 30 Sep 2025 | |
| DONALD SMITH & CO., INC. |
13D/G
13F
|
Company |
5.6%
|
5,861,631
|
$24,853,315 | -$319,649 | 31 Dec 2025 | |
| Zekelman Industries, Inc. |
13D/G
|
— |
3.1%
|
3,229,998
|
$16,408,390 | $0 | 10 Sep 2025 | |
| Scheer, Rowlett & Associates Investment Management Ltd. |
13F
|
Company |
3.6%
|
3,828,929
|
$13,588,209 | — | 30 Sep 2025 | |
| INVESCO SENIOR SECURED MANAGEMENT INC /ADV |
13F
|
Company |
3.1%
|
3,233,117
|
$11,509,896 | — | 30 Sep 2025 | |
| LITTLEJOHN & CO LLC |
13F
|
Company |
2.6%
|
2,693,887
|
$9,576,768 | — | 30 Sep 2025 | |
| GOLDENTREE ASSET MANAGEMENT LP |
13F
|
Company |
2.4%
|
2,493,548
|
$8,864,564 | — | 30 Sep 2025 | |
| J. Goldman & Co LP |
13F
|
Company |
2.1%
|
2,263,011
|
$8,045,005 | — | 30 Sep 2025 | |
| FMR LLC |
13F
|
Company |
2.1%
|
2,214,646
|
$7,873,067 | — | 30 Sep 2025 | |
| CONTRARIAN CAPITAL MANAGEMENT, L.L.C. |
13F
|
Company |
1.9%
|
2,037,686
|
$7,243,974 | — | 30 Sep 2025 | |
| AEGIS FINANCIAL CORP |
13F
|
Company |
1.7%
|
1,786,122
|
$6,349,664 | — | 30 Sep 2025 | |
| Quadrature Capital Ltd |
13F
|
Company |
1.5%
|
1,529,100
|
$5,438,654 | — | 30 Sep 2025 | |
| AYAL Capital Advisors Ltd |
13F
|
Company |
1.4%
|
1,467,000
|
$5,215,185 | — | 30 Sep 2025 | |
| MORGAN STANLEY |
13F
|
Company |
1.2%
|
1,292,103
|
$4,593,426 | — | 30 Sep 2025 | |
| LM Asset Management Inc. |
13F
|
Company |
1.1%
|
1,150,000
|
$4,088,250 | — | 30 Sep 2025 | |
| Solas Capital Management, LLC |
13F
|
Company |
1%
|
1,091,248
|
$3,879,387 | — | 30 Sep 2025 | |
| JB CAPITAL PARTNERS LP |
13F
|
Company |
0.94%
|
992,177
|
$3,532,150 | — | 30 Sep 2025 | |
| Bracebridge Capital, LLC |
13F
|
Company |
0.88%
|
924,931
|
$3,288,130 | — | 30 Sep 2025 | |
| Amitell Capital Pte Ltd |
13F
|
Company |
0.82%
|
864,585
|
$3,073,600 | — | 30 Sep 2025 | |
| Bain Capital Credit, LP |
13F
|
Company |
0.79%
|
837,212
|
$2,976,290 | — | 30 Sep 2025 | |
| JANE STREET GROUP, LLC |
13F
|
Company |
—
mixed-class rows
|
927,208
mixed-class rows
|
$2,956,218 | — | 30 Sep 2025 | |
| MILLENNIUM MANAGEMENT LLC |
13F
|
Company |
0.67%
|
704,380
|
$2,500,796 | — | 30 Sep 2025 | |
| TCW GROUP INC |
13F
|
Company |
0.64%
|
672,678
|
$2,391,370 | — | 30 Sep 2025 | |
| READYSTATE ASSET MANAGEMENT LP |
13F
|
Company |
0.61%
|
640,324
|
$2,276,352 | — | 30 Sep 2025 | |
| D. E. Shaw & Co., Inc. |
13F
|
Company |
—
mixed-class rows
|
1,136,206
mixed-class rows
|
$2,140,395 | — | 30 Sep 2025 | |
| HEARTLAND ADVISORS INC |
13F
|
Company |
0.57%
|
600,000
|
$2,133,000 | — | 30 Sep 2025 | |
| CITADEL ADVISORS LLC |
13F
|
Company |
0.55%
|
584,360
|
$2,077,400 | — | 30 Sep 2025 | |
| UBS Group AG |
13F
|
Company |
0.54%
|
573,476
|
$2,038,707 | — | 30 Sep 2025 | |
| ROYAL BANK OF CANADA |
13F
|
Company |
—
mixed-class rows
|
603,842
mixed-class rows
|
$1,906,000 | — | 30 Sep 2025 | |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC |
13F
|
Company |
0.48%
|
510,153
|
$1,811,167 | — | 30 Sep 2025 | |
| DIMENSIONAL FUND ADVISORS LP |
13F
|
Company |
0.47%
|
500,074
|
$1,781,061 | — | 30 Sep 2025 | |
| Ewing Morris & Co. Investment Partners Ltd. |
13F
|
Company |
0.46%
|
490,000
|
$1,739,687 | — | 30 Sep 2025 | |
| Cubist Systematic Strategies, LLC |
13F
|
Company |
0.44%
|
464,682
|
$1,651,387 | — | 30 Sep 2025 | |
| Russell Investments Group, Ltd. |
13F
|
Company |
0.36%
|
380,598
|
$1,352,573 | — | 30 Sep 2025 | |
| Jump Financial, LLC |
13F
|
Company |
0.34%
|
357,726
|
$1,271,716 | — | 30 Sep 2025 | |
| NewGen Asset Management Ltd |
13F
|
Company |
0.23%
|
246,097
|
$1,026,224 | — | 30 Sep 2025 | |
| GENERAL AMERICAN INVESTORS CO INC |
13F
|
Company |
0.27%
|
280,136
|
$995,883 | — | 30 Sep 2025 | |
| Walleye Capital LLC |
13F
|
Company |
0.26%
|
278,955
|
$991,685 | — | 30 Sep 2025 | |
| Senvest Management, LLC |
13F
|
Company |
0.26%
|
275,089
|
$977,941 | — | 30 Sep 2025 | |
| BANK OF AMERICA CORP /DE/ |
13F
|
Company |
0.26%
|
272,005
|
$966,977 | — | 30 Sep 2025 | |
| CenterBook Partners LP |
13F
|
Company |
0.22%
|
234,317
|
$832,997 | — | 30 Sep 2025 | |
| RENAISSANCE TECHNOLOGIES LLC |
13F
|
Company |
0.21%
|
216,333
|
$769,064 | — | 30 Sep 2025 | |
| GOLDMAN SACHS GROUP INC |
13F
|
Company |
0.2%
|
215,446
|
$765,910 | — | 30 Sep 2025 | |
| HITE Hedge Asset Management LLC |
13F
|
Company |
0.2%
|
214,556
|
$762,747 | — | 30 Sep 2025 | |
| MOORE CAPITAL MANAGEMENT, LP |
13F
|
Company |
0.2%
|
212,331
|
$754,837 | — | 30 Sep 2025 | |
| Point72 Asset Management, L.P. |
13F
|
Company |
0.19%
|
201,100
|
$714,669 | — | 30 Sep 2025 | |
| BANK OF MONTREAL /CAN/ |
13F
|
Company |
0.18%
|
190,117
|
$676,817 | — | 30 Sep 2025 |
Institutional Holders of Algoma Steel Group Inc. - Common Shares, no par value (ASTL) as of Q4 2025
As of 31 Dec 2025,
Algoma Steel Group Inc. - Common Shares, no par value (ASTL) was held by
109 institutional
shareholders
that filed Form 13F with the SEC.
Together, they reported ownership of
83,116,370 shares.
The largest 10 holders included
Maple Rock Capital Partners Inc., MMCAP International Inc. SPC, BlackRock, Inc., DONALD SMITH & CO., INC., LITTLEJOHN & CO LLC, Scheer, Rowlett & Associates Investment Management Ltd., INVESCO SENIOR SECURED MANAGEMENT INC /ADV, GOLDENTREE ASSET MANAGEMENT LP, Connor, Clark & Lunn Investment Management Ltd., and FMR LLC.
This page lists
109
institutional shareholders reporting positions in this security
for the Q4 2025 filing period.
| Investor | Option | Weight % | Change % | Value $ | * Price | Shares | Share Change | Activity | Report Period |
|---|
Compare Q4 2025 vs Q3 2025 Across Filers
Q3 2025 holders
117
Q4 2025 holders
109
Holder diff
-8
| Investor | Q3 2025 Shares | Q4 2025 Shares | Share Diff | Share Chg % | Q3 2025 Value $ | Q4 2025 Value $ | Value Diff $ | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.
An asterisk sign (*) next to the price indicates that the price is likely invalid.