Algoma Steel Group Inc.
ASTL- Exchange
- Nasdaq
- Industry
- Steel Works, Blast Furnaces & Rolling Mills (Coke Ovens)
- SEC CIK
- 0001860805
No open-market purchases or sales by Algoma Steel Group Inc. insiders were filed in the last 90 days; 95 institutions reported holding it in 13F filings for Q2 2026, worth $291.8M in total; no superinvestor holds it.
Other share classesASTLW
13F holders, Q3 2025
Institutional positions in Algoma Steel Group Inc. as of Sep 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 118
- −9 vs. Q2 2025
- Shares held
- 77.2M
- −3.01M (−3.8%) vs. Q2 2025
- Total value
- $274.8M
- −$278.1M (−50.3%) vs. Q2 2025
- New holders
- 22
- 37 more added
- Sold out
- 31
- 34 more reduced
Compare with Q2 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ASTL on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 95 | $291.8M |
| Q1 2026 | 98 | $297.1M |
| Q4 2025 | 109 | $346.2M |
| Q3 2025 | 118 | $274.8M |
| Q2 2025 | 127 | $552.9M |
| Q1 2025 | 130 | $426.1M |
| Q4 2024 | 135 | $798.6M |
| Q3 2024 | 133 | $795.8M |
| Q2 2024 | 118 | $507.8M |
| Q1 2024 | 108 | $605.3M |
| Q4 2023 | 120 | $716.4M |
| Q3 2023 | 111 | $463.5M |
| Q2 2023 | 117 | $476.1M |
| Q1 2023 | 115 | $534.2M |
| Q4 2022 | 119 | $467.0M |
| Q3 2022 | 114 | $427.9M |
| Q2 2022 | 119 | $950.9M |
| Q1 2022 | 88 | $1.05B |
| Q4 2021 | 68 | $644.8M |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q3 2025
Shares, value and share of portfolio for each institution holding Algoma Steel Group Inc.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| SBI Securities Co., Ltd. | 52 | $185 | 0.00% | +2+4.0% | Added |
| Arlington Trust Co LLC | 100 | $356 | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 167 | $593 | 0.00% | 00.0% | Unchanged |
| Barclays PLC | 369 | $1.31K | 0.00% | −18,031−98.0% | Reduced |
| Wells Fargo & Company | 606 | $2.15K | 0.00% | −8,924−93.6% | Reduced |
| Tower Research Capital LLC (TRC) | 727 | $2.58K | 0.00% | −6,664−90.2% | Reduced |
| Ulland Investment Advisors, LLC | 1,000 | $4.00K | 0.00% | +1,000 | New |
| Shell Asset Management Co | 1,279 | $5.00K | 0.00% | −2,914−69.5% | Reduced |
| Citigroup Inc | 3,398 | $12.1K | 0.00% | −3,869−53.2% | Reduced |
| Point72 Asia (Singapore) Pte. Ltd. | 3,600 | $12.8K | 0.00% | +3,600 | New |
| FNY Investment Advisers, LLC | 4,530 | $16.0K | 0.01% | 00.0% | Unchanged |
| Caitong International Asset Management Co., Ltd | 5,695 | $20.2K | 0.01% | +5,695 | New |
| Deutsche Bank AG | 6,626 | $23.6K | 0.00% | 00.0% | Unchanged |
| Aviso Financial Inc. | 6,649 | $23.6K | 0.00% | +311+4.9% | Added |
| Federation des caisses Desjardins du Quebec | 8,860 | $31.4K | 0.00% | −304,309−97.2% | Reduced |
| National Bank of Canada | 10,636 | $37.4K | 0.00% | −10,508−49.7% | Reduced |
| Victory Capital Management Inc | 10,855 | $38.6K | 0.00% | +85+0.8% | Added |
| EJF Capital LLC | 11,000 | $39.1K | 0.02% | 00.0% | Unchanged |
| HSBC Holdings PLC | 11,277 | $39.9K | 0.00% | −1,378−10.9% | Reduced |
| Toronto Dominion Bank | 10,000 | $41.0K | 0.00% | 00.0% | Unchanged |
| Alliancebernstein L.P. | 11,941 | $42.5K | 0.00% | −239−2.0% | Reduced |
| Pictet Asset Management Holding SA | 13,901 | $49.4K | 0.00% | 00.0% | Unchanged |
| CI Private Wealth, LLC | 15,000 | $53.3K | 0.00% | 00.0% | Unchanged |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 19,329 | $68.7K | 0.00% | 00.0% | Unchanged |
| Keebeck Alpha, LP | 20,758 | $73.8K | 0.10% | +20,758 | New |
| Empirical Financial Services, LLC d.b.a. Empirical Wealth Management | 21,773 | $77.4K | 0.00% | 00.0% | Unchanged |
| Lighthouse Investment Partners, LLC | 22,089 | $78.5K | 0.00% | +22,089 | New |
| Assenagon Asset Management S.A. | 22,682 | $80.6K | 0.00% | +22,682 | New |
| Net Worth Advisory Group | 24,397 | $86.7K | 0.03% | −1,563−6.0% | Reduced |
| Prelude Capital Management, LLC | 26,758 | $95.1K | 0.01% | +26,758 | New |
| GWM Advisors LLC | 28,299 | $100.6K | 0.00% | +3,400+13.7% | Added |
| Graham Capital Management, L.P. | 28,741 | $102.2K | 0.00% | +10,789+60.1% | Added |
| Group One Trading, L.P. | 29,623 | $105.3K | 0.00% | −83,457−73.8% | Reduced |
| Claret Asset Management Corp | 30,375 | $108.0K | 0.01% | 00.0% | Unchanged |
| Phoenix Holdings Ltd. | 35,714 | $127.0K | 0.00% | 00.0% | Unchanged |
| American Century Companies Inc | 38,625 | $137.1K | 0.00% | +526+1.4% | Added |
| Terril Brothers, Inc. | 41,500 | $147.5K | 0.04% | −8,000−16.2% | Reduced |
| Squarepoint Ops LLC | 43,303 | $153.9K | 0.00% | −18,393−29.8% | Reduced |
| Nomura Holdings Inc | 46,000 | $163.5K | 0.00% | +46,000 | New |
| Oxford Asset Management LLP | 47,595 | $169.2K | 0.06% | +47,595 | New |
| DekaBank Deutsche Girozentrale | 21,188 | $178.0K | 0.00% | 00.0% | Unchanged |
| Invesco Ltd. | 52,298 | $185.9K | 0.00% | +7,847+17.7% | Added |
| Boston Partners | 53,423 | $189.9K | 0.00% | −14,567−21.4% | Reduced |
| Mackenzie Financial Corp | 54,363 | $192.9K | 0.00% | +6,086+12.6% | Added |
| Wolverine Asset Management LLC | 54,783 | $194.8K | 0.00% | +54,783 | New |
| Wealth Enhancement Advisory Services, LLC | 55,000 | $201.8K | 0.00% | −1,000−1.8% | Reduced |
| Public Employees Retirement System of Ohio | 58,594 | $208.1K | 0.00% | −521−0.9% | Reduced |
| LPL Financial LLC | 58,894 | $209.4K | 0.00% | +13,268+29.1% | Added |
| PDT Partners, LLC | 59,990 | $213.3K | 0.01% | +15,818+35.8% | Added |
| IMC-Chicago, LLC | 62,157 | $221.0K | 0.00% | −53,074−46.1% | Reduced |
| Acadian Asset Management LLC | 62,700 | $221.0K | 0.00% | +59,700+1,990.0% | Added |
| Geode Capital Management, LLC | 63,813 | $226.9K | 0.00% | −50,176−44.0% | Reduced |
| CIBC World Markets Inc. | 66,315 | $235.8K | 0.00% | −33,030−33.2% | Reduced |
| Nuveen, LLC | 69,751 | $247.6K | 0.00% | 00.0% | Unchanged |
| Centiva Capital, LP | 71,755 | $255.1K | 0.02% | +71,755 | New |
| Vanguard Group Inc | 76,477 | $271.5K | 0.00% | 00.0% | Unchanged |
| ExodusPoint Capital Management, LP | 96,263 | $342.2K | 0.00% | +96,263 | New |
| Legal & General Group Plc | 88,583 | $362.3K | 0.00% | 00.0% | Unchanged |
| Summit Financial, LLC | 110,333 | $392.8K | 0.01% | +110,333 | New |
| BNP Paribas Arbitrage, SA | 114,001 | $405.3K | 0.00% | +112,807+9,447.8% | Added |
| TD Asset Management Inc | 116,236 | $412.7K | 0.00% | −1,247,064−91.5% | Reduced |
| XTX Topco Ltd | 124,077 | $441.1K | 0.02% | +124,077 | New |
| Trexquant Investment LP | 139,162 | $494.7K | 0.01% | +139,162 | New |
| Orion Resource Partners LP | 139,406 | $494.7K | 0.18% | +86,213+162.1% | Added |
| SIG North Trading, ULC | 141,917 | $504.5K | 0.08% | +141,917 | New |
| Quinn Opportunity Partners LLC | 142,336 | $506.0K | 0.04% | −34,006−19.3% | Reduced |
| Susquehanna International Group, LLP | 147,196 | $523.3K | 0.00% | +31,938+27.7% | Added |
| Van Eck Associates Corp | 158,682 | $564.0K | 0.00% | +62,590+65.1% | Added |
| Swiss National Bank | 164,107 | $582.8K | 0.00% | −7,400−4.3% | Reduced |
| Quantbot Technologies LP | 188,597 | $670.5K | 0.02% | +105,428+126.8% | Added |
| Bank of Montreal | 190,117 | $676.8K | 0.00% | +102,460+116.9% | Added |
| Point72 Asset Management, L.P. | 201,100 | $714.7K | 0.00% | +201,100 | New |
| Moore Capital Management, LP | 212,331 | $754.8K | 0.02% | 00.0% | Unchanged |
| HITE Hedge Asset Management LLC | 214,556 | $762.7K | 0.04% | 00.0% | Unchanged |
| Goldman Sachs Group Inc | 215,446 | $765.9K | 0.00% | −264,553−55.1% | Reduced |
| Renaissance Technologies LLC | 216,333 | $769.1K | 0.00% | +158,933+276.9% | Added |
| CenterBook Partners LP | 234,317 | $833.0K | 0.04% | −53,273−18.5% | Reduced |
| Bank of America Corp | 272,005 | $967.0K | 0.00% | +75,641+38.5% | Added |
| Senvest Management, LLC | 275,089 | $977.9K | 0.03% | 00.0% | Unchanged |
| Walleye Capital LLC | 278,955 | $991.7K | 0.01% | +278,955 | New |
| General American Investors Co Inc | 280,136 | $995.9K | 0.06% | −535,920−65.7% | Reduced |
| NewGen Asset Management Ltd | 246,097 | $1.03M | 0.64% | −886,812−78.3% | Reduced |
| Jump Financial, LLC | 357,726 | $1.27M | 0.02% | +357,726 | New |
| Russell Investments Group, Ltd. | 380,598 | $1.35M | 0.00% | −17,439−4.4% | Reduced |
| Cubist Systematic Strategies, LLC | 464,682 | $1.65M | 0.02% | +464,682 | New |
| Ewing Morris & Co. Investment Partners Ltd. | 490,000 | $1.74M | 0.74% | +100,000+25.6% | Added |
| Dimensional Fund Advisors LP | 500,074 | $1.78M | 0.00% | +68,349+15.8% | Added |
| Charles Schwab Investment Management Inc | 510,153 | $1.81M | 0.00% | +118,722+30.3% | Added |
| Royal Bank of Canada | 533,022 | $1.90M | 0.00% | +429,162+413.2% | Added |
| UBS Group AG | 573,476 | $2.04M | 0.00% | +404,139+238.7% | Added |
| D. E. Shaw & Co., Inc. | 578,460 | $2.05M | 0.00% | +578,460 | New |
| Citadel Advisors LLC | 584,360 | $2.08M | 0.00% | +263,458+82.1% | Added |
| Heartland Advisors Inc | 600,000 | $2.13M | 0.11% | +100,000+20.0% | Added |
| Readystate Asset Management LP | 640,324 | $2.28M | 0.11% | +75,099+13.3% | Added |
| TCW Group Inc | 672,678 | $2.39M | 0.02% | −446,543−39.9% | Reduced |
| Millennium Management LLC | 704,380 | $2.50M | 0.00% | +563,628+400.4% | Added |
| Jane Street Group, LLC | 827,250 | $2.94M | 0.00% | +827,250 | New |
| Bain Capital Credit, LP | 837,212 | $2.98M | 0.94% | 00.0% | Unchanged |
| Amitell Capital Pte Ltd | 864,585 | $3.07M | 2.27% | −215,457−19.9% | Reduced |
| Bracebridge Capital, LLC | 924,931 | $3.29M | 1.37% | 00.0% | Unchanged |