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, Q2 2025
Institutional positions in Algoma Steel Group Inc. as of Jun 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
- 127
- −3 vs. Q1 2025
- Shares held
- 80.2M
- +2.89M (+3.7%) vs. Q1 2025
- Total value
- $552.9M
- +$126.8M (+29.8%) vs. Q1 2025
- New holders
- 26
- 33 more added
- Sold out
- 29
- 38 more reduced
Compare with Q1 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, Q2 2025
Shares, value and share of portfolio for each institution holding Algoma Steel Group Inc.; share changes are against Q1 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| General American Investors Co Inc | 816,056 | $5.62M | 0.38% | 00.0% | Unchanged |
| Bain Capital Credit, LP | 837,212 | $5.77M | 2.09% | 00.0% | Unchanged |
| LM Asset (IM) Inc. | 890,000 | $6.13M | 5.70% | −20,000−2.2% | Reduced |
| Bracebridge Capital, LLC | 924,931 | $6.37M | 3.39% | 00.0% | Unchanged |
| JB Capital Partners LP | 992,177 | $6.84M | 1.27% | 00.0% | Unchanged |
| Amitell Capital Pte Ltd | 1,080,042 | $7.44M | 4.18% | +1,080,042 | New |
| AYAL Capital Advisors Ltd | 1,092,000 | $7.52M | 4.10% | −150,680−12.1% | Reduced |
| TCW Group Inc | 1,119,221 | $7.71M | 0.06% | −289,000−20.5% | Reduced |
| NewGen Asset Management Ltd | 1,132,909 | $7.81M | 5.10% | +400,409+54.7% | Added |
| Arrowstreet Capital, Limited Partnership | 1,134,086 | $7.83M | 0.01% | +27,401+2.5% | Added |
| TD Asset Management Inc | 1,363,300 | $9.40M | 0.01% | +1,195,416+712.0% | Added |
| Solas Capital Management, LLC | 1,431,936 | $9.87M | 5.52% | −28,710−2.0% | Reduced |
| Towle & Co | 1,463,161 | $10.1M | 2.37% | −338,504−18.8% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 1,570,953 | $10.9M | 0.04% | +1,570,953 | New |
| Aegis Financial Corp | 1,786,122 | $12.3M | 7.24% | +326,219+22.3% | Added |
| Intact Investment Management Inc. | 2,007,006 | $13.9M | 0.47% | +543,245+37.1% | Added |
| J. Goldman & Co LP | 2,236,373 | $15.4M | 0.48% | +372,196+20.0% | Added |
| Littlejohn & Co LLC | 2,273,972 | $15.7M | 7.45% | +71,277+3.2% | Added |
| Goldentree Asset Management LP | 2,493,548 | $17.2M | 1.66% | 00.0% | Unchanged |
| Invesco Senior Secured Management Inc | 3,233,117 | $22.3M | 31.34% | 00.0% | Unchanged |
| Contrarian Capital Management, L.L.C. | 3,572,018 | $24.6M | 7.04% | 00.0% | Unchanged |
| Scheer, Rowlett & Associates Investment Management Ltd. | 3,898,205 | $27.0M | 1.75% | +989,633+34.0% | Added |
| FMR LLC | 3,952,846 | $27.2M | 0.00% | −642,800−14.0% | Reduced |
| Donald Smith & Co., Inc. | 6,040,168 | $41.6M | 0.98% | −2,047,952−25.3% | Reduced |
| BlackRock, Inc. | 6,385,043 | $44.0M | 0.00% | +589,482+10.2% | Added |
| MMCAP International Inc. SPC | 7,218,218 | $49.7M | 5.98% | +576,801+8.7% | Added |
| Maple Rock Capital Partners Inc. | 8,396,800 | $57.9M | 2.89% | +1,296,800+18.3% | Added |
| Woodline Partners LP | 0 | $0 | 0.00% | −1,240,894−100.0% | Sold out |
| Thomist Capital Management, LP | 0 | $0 | 0.00% | −737,877−100.0% | Sold out |
| Walleye Capital LLC | 0 | $0 | 0.00% | −476,516−100.0% | Sold out |
| Cubist Systematic Strategies, LLC | 0 | $0 | 0.00% | −436,232−100.0% | Sold out |
| CIBC Asset Management Inc | 0 | $0 | 0.00% | −120,021−100.0% | Sold out |
| Prescott Group Capital Management, L.L.C. | 0 | $0 | 0.00% | −120,000−100.0% | Sold out |
| Point72 Asset Management, L.P. | 0 | $0 | 0.00% | −107,700−100.0% | Sold out |
| Wolverine Trading, LLC | 0 | $0 | 0.00% | −99,460−100.0% | Sold out |
| OnyxPoint Global Management LP | 0 | $0 | 0.00% | −72,289−100.0% | Sold out |
| Manufacturers Life Insurance Company, The | 0 | $0 | 0.00% | −71,793−100.0% | Sold out |
| Marex Group plc | 0 | $0 | 0.00% | −72,167−100.0% | Sold out |
| Weiss Asset Management LP | 0 | $0 | 0.00% | −65,000−100.0% | Sold out |
| Man Group plc | 0 | $0 | 0.00% | −64,995−100.0% | Sold out |
| Centiva Capital, LP | 0 | $0 | 0.00% | −57,287−100.0% | Sold out |
| Occudo Quantitative Strategies LP | 0 | $0 | 0.00% | −54,269−100.0% | Sold out |
| British Columbia Investment Management Corp | 0 | $0 | 0.00% | −53,789−100.0% | Sold out |
| PCJ Investment Counsel Ltd. | 0 | $0 | 0.00% | −50,080−100.0% | Sold out |
| Grantham, Mayo, Van Otterloo & Co. LLC | 0 | $0 | 0.00% | −48,684−100.0% | Sold out |
| Trexquant Investment LP | 0 | $0 | 0.00% | −43,076−100.0% | Sold out |
| XTX Topco Ltd | 0 | $0 | 0.00% | −33,357−100.0% | Sold out |
| Balyasny Asset Management LLC | 0 | $0 | 0.00% | −29,063−100.0% | Sold out |
| Jump Financial, LLC | 0 | $0 | 0.00% | −18,778−100.0% | Sold out |
| Aigen Investment Management, LP | 0 | $0 | 0.00% | −12,678−100.0% | Sold out |
| Two Sigma Investments, LP | 0 | $0 | 0.00% | −18,213−100.0% | Sold out |
| Alberta Investment Management Corp | 0 | $0 | 0.00% | −16,200−100.0% | Sold out |
| Point72 Hong Kong Ltd | 0 | $0 | 0.00% | −4,000−100.0% | Sold out |
| Walleye Trading LLC | 0 | $0 | 0.00% | −3,879−100.0% | Sold out |
| Skopos Labs, Inc. | 0 | $0 | 0.00% | −274−100.0% | Sold out |
| Boston Private Wealth LLC | 0 | $0 | 0.00% | −57−100.0% | Sold out |