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, Q1 2026
Institutional positions in Algoma Steel Group Inc. as of Mar 31, 2026. 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
- 98
- −10 vs. Q4 2025
- Shares held
- 72.0M
- −7.93M (−9.9%) vs. Q4 2025
- Total value
- $297.1M
- −$30.8M (−9.4%) vs. Q4 2025
- New holders
- 15
- 33 more added
- Sold out
- 25
- 31 more reduced
1 institution that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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, Q1 2026
Shares, value and share of portfolio for each institution holding Algoma Steel Group Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| SBI Securities Co., Ltd. | 51 | $211 | 0.00% | −50−49.5% | Reduced |
| Basepoint Wealth LLC | 51 | $212 | 0.00% | 00.0% | Unchanged |
| Arlington Trust Co LLC | 100 | $413 | 0.00% | 00.0% | Unchanged |
| Ulland Investment Advisors, LLC | 1,000 | $4.00K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 1,683 | $6.95K | 0.00% | +1,516+907.8% | Added |
| Assetmark, Inc | 2,500 | $10.3K | 0.00% | +2,500 | New |
| Citigroup Inc | 3,236 | $13.3K | 0.00% | −3,884−54.6% | Reduced |
| Tower Research Capital LLC (TRC) | 3,855 | $15.9K | 0.00% | +1,518+65.0% | Added |
| TD Waterhouse Canada Inc. | 4,700 | $19.1K | 0.00% | +4,700 | New |
| Aviso Financial Inc. | 6,033 | $24.9K | 0.00% | −526−8.0% | Reduced |
| Element Pointe Advisors, LLC | 10,000 | $41.3K | 0.01% | 00.0% | Unchanged |
| Victory Capital Management Inc | 10,807 | $44.6K | 0.00% | −272−2.5% | Reduced |
| EJF Capital LLC | 11,000 | $45.4K | 0.03% | 00.0% | Unchanged |
| Balyasny Asset Management LLC | 11,517 | $47.6K | 0.00% | +11,517 | New |
| Schonfeld Strategic Advisors LLC | 13,188 | $54.5K | 0.00% | +13,188 | New |
| Scientech Research LLC | 13,748 | $56.8K | 0.05% | +13,748 | New |
| Acadian Asset Management LLC | 14,800 | $60.0K | 0.00% | −4,600−23.7% | Reduced |
| CI Private Wealth, LLC | 15,000 | $62.0K | 0.00% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 15,390 | $63.6K | 0.00% | −48,990−76.1% | Reduced |
| Caption Management, LLC | 17,299 | $71.4K | 0.00% | +9,843+132.0% | Added |
| Federation des caisses Desjardins du Quebec | 18,360 | $75.0K | 0.00% | +500+2.8% | Added |
| Empirical Financial Services, LLC d.b.a. Empirical Wealth Management | 21,773 | $89.9K | 0.00% | 00.0% | Unchanged |
| Net Worth Advisory Group | 22,388 | $92.5K | 0.02% | −1,255−5.3% | Reduced |
| CIBC World Markets Inc. | 25,551 | $105.5K | 0.00% | −6,874−21.2% | Reduced |
| Toronto Dominion Bank | 26,178 | $107.8K | 0.00% | +16,118+160.2% | Added |
| Verition Fund Management LLC | 26,803 | $110.7K | 0.00% | −1,221,999−97.9% | Reduced |
| GWM Advisors LLC | 28,299 | $116.9K | 0.00% | 00.0% | Unchanged |
| Claret Asset Management Corp | 30,375 | $125.0K | 0.01% | 00.0% | Unchanged |
| FIL Ltd | 30,961 | $127.8K | 0.00% | +10,391+50.5% | Added |
| Two Sigma Securities, LLC | 35,367 | $146.1K | 0.02% | +25,093+244.2% | Added |
| Phoenix Holdings Ltd. | 35,714 | $147.5K | 0.00% | 00.0% | Unchanged |
| American Century Companies Inc | 41,076 | $169.5K | 0.00% | −28,096−40.6% | Reduced |
| Boothbay Fund Management, LLC | 45,070 | $186.1K | 0.00% | +45,070 | New |
| Aquatic Capital Management LLC | 47,257 | $195.2K | 0.01% | +38,448+436.5% | Added |
| HSBC Holdings PLC | 54,379 | $222.4K | 0.00% | +15,625+40.3% | Added |
| Gsa Capital Partners LLP | 54,983 | $227.0K | 0.01% | +12,494+29.4% | Added |
| Terril Brothers, Inc. | 58,000 | $239.5K | 0.07% | 00.0% | Unchanged |
| Invesco Ltd. | 59,150 | $244.3K | 0.00% | −7,563−11.3% | Reduced |
| LPL Financial LLC | 59,794 | $246.9K | 0.00% | −2,400−3.9% | Reduced |
| Bank of America Corp | 62,393 | $257.7K | 0.00% | −459,964−88.1% | Reduced |
| Geode Capital Management, LLC | 63,813 | $263.5K | 0.00% | 00.0% | Unchanged |
| Squarepoint Ops LLC | 64,174 | $265.0K | 0.00% | +64,174 | New |
| FNY Investment Advisers, LLC | 65,288 | $269.0K | 0.12% | −20,705−24.1% | Reduced |
| BNP Paribas Arbitrage, SA | 65,417 | $270.2K | 0.00% | −48,684−42.7% | Reduced |
| PDT Partners, LLC | 70,304 | $290.4K | 0.02% | −8,500−10.8% | Reduced |
| Point72 Asset Management, L.P. | 73,916 | $307.1K | 0.00% | +73,916 | New |
| Group One Trading, L.P. | 85,656 | $353.8K | 0.01% | −17,531−17.0% | Reduced |
| Boston Partners | 87,067 | $359.6K | 0.00% | +18,469+26.9% | Added |
| Aristeia Capital LLC | 91,423 | $377.6K | 0.01% | −28,837−24.0% | Reduced |
| AYAL Capital Advisors Ltd | 95,000 | $392.4K | 0.20% | +95,000 | New |
| Mackenzie Financial Corp | 98,773 | $407.5K | 0.00% | +3,997+4.2% | Added |
| Assenagon Asset Management S.A. | 99,107 | $409.3K | 0.00% | +99,107 | New |
| Summit Financial, LLC | 110,333 | $455.7K | 0.01% | 00.0% | Unchanged |
| Renaissance Technologies LLC | 117,276 | $484.4K | 0.00% | +117,276 | New |
| Voleon Capital Management LP | 130,919 | $540.7K | 0.01% | +90,833+226.6% | Added |
| Quinn Opportunity Partners LLC | 142,336 | $587.8K | 0.03% | 00.0% | Unchanged |
| Royal Bank of Canada | 146,821 | $607.0K | 0.00% | +1,225+0.8% | Added |
| Simplex Trading, LLC | 154,905 | $639.8K | 0.02% | +80,777+109.0% | Added |
| Quantbot Technologies LP | 157,928 | $652.2K | 0.03% | +30,081+23.5% | Added |
| Barclays PLC | 171,556 | $708.5K | 0.00% | +125,310+271.0% | Added |
| SIG North Trading, ULC | 171,817 | $709.6K | 0.14% | +69,900+68.6% | Added |
| XTX Topco Ltd | 182,347 | $753.1K | 0.01% | +38,643+26.9% | Added |
| JPMorgan Chase & Co | 230,817 | $914.0K | 0.00% | +230,817 | New |
| ExodusPoint Capital Management, LP | 229,563 | $948.1K | 0.01% | +203,223+771.5% | Added |
| CenterBook Partners LP | 233,509 | $964.4K | 0.05% | −165,336−41.5% | Reduced |
| Goldman Sachs Group Inc | 252,457 | $1.04M | 0.00% | +97,207+62.6% | Added |
| Citadel Advisors LLC | 267,743 | $1.11M | 0.00% | −354,661−57.0% | Reduced |
| Two Sigma Investments, LP | 269,900 | $1.11M | 0.00% | +269,900 | New |
| D. E. Shaw & Co., Inc. | 270,544 | $1.12M | 0.00% | −252,714−48.3% | Reduced |
| Bank of Montreal | 272,613 | $1.13M | 0.00% | +68,697+33.7% | Added |
| UBS Group AG | 306,957 | $1.27M | 0.00% | −637,807−67.5% | Reduced |
| Dimensional Fund Advisors LP | 361,996 | $1.49M | 0.00% | −21,591−5.6% | Reduced |
| Readystate Asset Management LP | 463,228 | $1.91M | 0.11% | −177,096−27.7% | Reduced |
| HRT Financial LP | 467,190 | $1.93M | 0.00% | +467,190 | New |
| Russell Investments Group, Ltd. | 571,566 | $2.36M | 0.00% | +170,076+42.4% | Added |
| Charles Schwab Investment Management Inc | 598,919 | $2.46M | 0.00% | −103,815−14.8% | Reduced |
| Ewing Morris & Co. Investment Partners Ltd. | 710,000 | $2.92M | 1.32% | +97,500+15.9% | Added |
| Millennium Management LLC | 766,411 | $3.17M | 0.00% | +169,451+28.4% | Added |
| TCW Group Inc | 768,178 | $3.17M | 0.02% | +95,500+14.2% | Added |
| Bain Capital Credit, LP | 825,777 | $3.41M | 1.13% | 00.0% | Unchanged |
| TD Asset Management Inc | 841,904 | $3.46M | 0.00% | −845,516−50.1% | Reduced |
| JB Capital Partners LP | 872,277 | $3.60M | 0.62% | 00.0% | Unchanged |
| Quadrature Capital Ltd | 878,540 | $3.61M | 0.04% | −139,560−13.7% | Reduced |
| Jane Street Group, LLC | 895,566 | $3.70M | 0.00% | +193,624+27.6% | Added |
| Bracebridge Capital, LLC | 924,931 | $3.82M | 0.69% | 00.0% | Unchanged |
| Solas Capital Management, LLC | 1,047,454 | $4.33M | 2.49% | −21,897−2.0% | Reduced |
| Sourcerock Group LLC | 1,306,403 | $5.40M | 0.23% | +1,306,403 | New |
| Morgan Stanley | 1,483,711 | $6.13M | 0.00% | +443,172+42.6% | Added |
| CDC Financial, Inc. | 1,613,749 | $6.66M | 5.52% | +33,000+2.1% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 1,725,758 | $7.12M | 0.02% | −539,105−23.8% | Reduced |
| LM Asset (IM) Inc. | 1,765,000 | $7.29M | 4.40% | +295,000+20.1% | Added |
| Aegis Financial Corp | 1,786,122 | $7.38M | 1.27% | 00.0% | Unchanged |
| Scheer, Rowlett & Associates Investment Management Ltd. | 3,207,480 | $13.2M | 0.95% | −129,045−3.9% | Reduced |
| Littlejohn & Co LLC | 3,446,503 | $14.2M | 13.49% | 00.0% | Unchanged |
| BlackRock, Inc. | 4,115,453 | $17.0M | 0.00% | −4,386,450−51.6% | Reduced |
| Donald Smith & Co., Inc. | 6,028,929 | $24.9M | 0.45% | +167,298+2.9% | Added |
| MMCAP International Inc. SPC | 12,845,622 | $53.1M | 4.58% | +1,357,761+11.8% | Added |
| Maple Rock Capital Partners Inc. | 15,930,818 | $65.8M | 2.14% | +1,500,000+10.4% | Added |
| Goldentree Asset Management LP | 0 | $0 | 0.00% | −2,493,548−100.0% | Sold out |
| FMR LLC | 0 | $0 | 0.00% | −2,208,646−100.0% | Sold out |