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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 2024

Institutional positions in Algoma Steel Group Inc. as of Jun 30, 2024. 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
+13 vs. Q1 2024
Shares held
71.6M
+444.0K (+0.6%) vs. Q1 2024
Total value
$507.8M
−$96.8M (−16.0%) vs. Q1 2024
New holders
23
30 more added
Sold out
10
35 more reduced

3 institutions that held it in Q1 2024 haven't filed for Q2 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2024: 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.

Institutional holdersQ2 2024: 118 institutions
Q1 2021: 0 institutionsQ2 2021: 0 institutionsQ3 2021: 0 institutionsQ4 2021: 68 institutionsQ1 2022: 88 institutionsQ2 2022: 119 institutionsQ3 2022: 114 institutionsQ4 2022: 119 institutionsQ1 2023: 115 institutionsQ2 2023: 117 institutionsQ3 2023: 111 institutionsQ4 2023: 120 institutionsQ1 2024: 108 institutionsQ2 2024: 118 institutionsQ3 2024: 133 institutionsQ4 2024: 135 institutionsQ1 2025: 130 institutionsQ2 2025: 127 institutionsQ3 2025: 118 institutionsQ4 2025: 109 institutionsQ1 2026: 98 institutionsQ2 2026: 95 institutions
Value heldQ2 2024: $507.8M
Q1 2021: $0Q2 2021: $0Q3 2021: $0Q4 2021: $644.8MQ1 2022: $1.05BQ2 2022: $950.9MQ3 2022: $427.9MQ4 2022: $467.0MQ1 2023: $534.2MQ2 2023: $476.1MQ3 2023: $463.5MQ4 2023: $716.4MQ1 2024: $605.3MQ2 2024: $507.8MQ3 2024: $795.8MQ4 2024: $798.6MQ1 2025: $426.1MQ2 2025: $552.9MQ3 2025: $274.8MQ4 2025: $346.2MQ1 2026: $297.1MQ2 2026: $291.8M
Institutions holding ASTL and their total value by quarter
QuarterHoldersValue
Q2 202695$291.8M
Q1 202698$297.1M
Q4 2025109$346.2M
Q3 2025118$274.8M
Q2 2025127$552.9M
Q1 2025130$426.1M
Q4 2024135$798.6M
Q3 2024133$795.8M
Q2 2024118$507.8M
Q1 2024108$605.3M
Q4 2023120$716.4M
Q3 2023111$463.5M
Q2 2023117$476.1M
Q1 2023115$534.2M
Q4 2022119$467.0M
Q3 2022114$427.9M
Q2 2022119$950.9M
Q1 202288$1.05B
Q4 202168$644.8M
Q3 20210$0
Q2 20210$0
Q1 20210$0

Institutions, Q2 2024

Shares, value and share of portfolio for each institution holding Algoma Steel Group Inc.; share changes are against Q1 2024.

Institutions holding ASTL in Q2 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Donald Smith & Co., Inc.8,847,451$61.6M1.57%−910,947−9.3%Reduced
MMCAP International Inc. SPC8,187,239$57.0M7.92%+397,769+5.1%Added
Thomist Capital Management, LP4,977,609$43.4M15.80%−29,988−0.6%Reduced
Maple Rock Capital Partners Inc.6,092,091$42.4M2.90%00.0%Unchanged
Contrarian Capital Management, L.L.C.3,822,915$26.6M8.36%−113,180−2.9%Reduced
Millennium Management LLC3,744,672$26.1M0.02%+14,462+0.4%Added
Invesco Senior Secured Management Inc2,806,214$19.5M13.44%00.0%Unchanged
Goldentree Asset Management LP2,493,548$17.4M1.44%00.0%Unchanged
Scheer, Rowlett & Associates Investment Management Ltd.2,181,283$15.1M1.16%+725,463+49.8%Added
TCW Group Inc2,034,984$14.2M0.13%−396,243−16.3%Reduced
Towle & Co2,007,327$14.0M1.83%−27,565−1.4%Reduced
BlackRock Inc.1,840,466$12.8M0.00%+250,430+15.7%Added
Gendell Jeffrey L1,750,000$12.2M0.43%00.0%Unchanged
Solas Capital Management, LLC1,706,169$11.9M6.49%+243,956+16.7%Added
Aegis Financial Corp1,459,903$10.2M9.78%−1190.0%Reduced
Bain Capital Credit, LP1,432,368$9.97M1.97%00.0%Unchanged
Littlejohn & Co LLC1,344,180$9.36M4.78%+110,465+9.0%Added
Intact Investment Management Inc.1,217,900$8.45M0.32%+81,700+7.2%Added
J. Goldman & Co LP1,077,846$7.50M0.28%+1,077,846New
JB Capital Partners LP992,177$6.91M1.52%00.0%Unchanged
General American Investors Co Inc816,056$5.68M0.40%00.0%Unchanged
MSD Partners, L.P.810,000$5.64M0.55%00.0%Unchanged
Wolf Hill Capital Management, LP498,340$3.47M0.35%−400,000−44.5%Reduced
Bracebridge Capital, LLC487,931$3.40M1.71%00.0%Unchanged
Charles Schwab Investment Management Inc488,778$3.39M0.00%+488,778New
Goldman Sachs Group Inc474,597$3.30M0.00%+25,553+5.7%Added
Arrowstreet Capital, Limited Partnership453,269$3.15M0.00%+155,203+52.1%Added
Russell Investments Group, Ltd.433,003$3.01M0.00%+23,345+5.7%Added
Morgan Stanley432,126$3.01M0.00%−137,535−24.1%Reduced
Bank of Montreal364,422$2.87M0.00%+6,154+1.7%Added
Sonic GP LLC400,000$2.78M5.75%00.0%Unchanged
AMH Equity Ltd400,000$2.78M4.13%+400,000New
CastleKnight Management LP327,900$2.28M0.31%−105,200−24.3%Reduced
JPMorgan Chase & Co307,725$2.14M0.00%−26,330−7.9%Reduced
American Century Companies Inc308,543$2.14M0.00%+146,104+89.9%Added
Invenomic Capital Management LP300,230$2.09M0.11%+217,444+262.7%Added
CenterBook Partners LP275,027$1.91M0.12%−361,474−56.8%Reduced
Citadel Advisors LLC255,912$1.78M0.00%−48,484−15.9%Reduced
Swiss National Bank196,107$1.36M0.00%00.0%Unchanged
Mutual Advisors, LLC150,120$1.28M0.04%00.0%Unchanged
CIBC World Markets Inc.175,346$1.22M0.00%−12,118−6.5%Reduced
TD Asset Management Inc167,275$1.16M0.00%+600+0.4%Added
Boston Partners161,199$1.12M0.00%+99,062+159.4%Added
Royal Bank of Canada159,785$1.11M0.00%+140,758+739.8%Added
Dimensional Fund Advisors LP134,969$939.1K0.00%+134,969New
ExodusPoint Capital Management, LP134,644$937.0K0.01%+5,912+4.6%Added
Renaissance Technologies LLC126,133$877.9K0.00%+65,133+106.8%Added
Van Eck Associates Corp113,204$788.0K0.00%−2,884−2.5%Reduced
Geode Capital Management, LLC109,026$760.4K0.00%−79−0.1%Reduced
CIBC Asset Management Inc103,334$716.4K0.00%+5,674+5.8%Added
Hartree Partners, LP102,080$710.5K0.18%00.0%Unchanged
Maven Securities LTD100,000$696.0K0.11%−200,000−66.7%Reduced
SIG North Trading, ULC91,500$636.8K0.17%+8,800+10.6%Added
HITE Hedge Asset Management LLC85,843$597.5K0.06%00.0%Unchanged
Group One Trading, L.P.83,540$581.4K0.02%−10,456−11.1%Reduced
UBS Asset Management Americas Inc81,507$567.3K0.00%+81,507New
Manufacturers Life Insurance Company, The81,305$563.2K0.00%+1,621+2.0%Added
Legal & General Group Plc77,079$534.6K0.00%00.0%Unchanged
Vanguard Group Inc76,477$532.3K0.00%+9,653+14.4%Added
Marex Group plc72,167$502.3K0.01%+72,167New
Nuveen Asset Management, LLC70,378$488.1K0.00%00.0%Unchanged
Gamco Investors, Inc. Et Al66,325$461.6K0.01%00.0%Unchanged
Invesco Ltd.63,592$442.6K0.00%−1,322−2.0%Reduced
Wealth Enhancement Advisory Services, LLC60,000$417.6K0.00%00.0%Unchanged
LPL Financial LLC59,881$416.8K0.00%−4,159−6.5%Reduced
British Columbia Investment Management Corp55,042$381.9K0.00%−8,695−13.6%Reduced
Grantham, Mayo, Van Otterloo & Co. LLC50,384$349.4K0.00%−2,700−5.1%Reduced
Polar Asset Management Partners Inc.40,700$283.3K0.01%+40,700New
Walleye Capital LLC37,404$260.3K0.00%−17,754−32.2%Reduced
Gsa Capital Partners LLP36,255$252.0K0.02%+20,206+125.9%Added
National Bank of Canada32,800$226.4K0.00%00.0%Unchanged
Jane Street Group, LLC30,550$212.6K0.00%−52,972−63.4%Reduced
EJF Capital LLC30,500$212.3K0.16%00.0%Unchanged
D. E. Shaw & Co., Inc.26,946$187.5K0.00%−14,346−34.7%Reduced
Ancora Advisors, LLC26,500$184.4K0.00%00.0%Unchanged
Balyasny Asset Management LLC25,168$175.2K0.00%+25,168New
Bank of America Corp25,039$174.3K0.00%−25,618−50.6%Reduced
Kepos Capital LP25,000$174.0K0.07%00.0%Unchanged
Alberta Investment Management Corp24,200$167.8K0.00%00.0%Unchanged
Simplex Trading, LLC23,859$166.0K0.01%+18,337+332.1%Added
Susquehanna International Group, LLP23,228$161.7K0.00%+23,228New
Nebula Research & Development LLC23,016$160.2K0.03%+23,016New
Empirical Financial Services, LLC d.b.a. Empirical Wealth Management21,773$151.5K0.00%+21,773New
Wolverine Trading, LLC21,773$151.5K0.00%+21,773New
Zurcher Kantonalbank (Zurich Cantonalbank)19,329$134.5K0.00%00.0%Unchanged
DekaBank Deutsche Girozentrale18,707$133.0K0.00%−2,481−11.7%Reduced
Horizon Kinetics Asset Management LLC18,962$132.0K0.00%+82+0.4%Added
Caption Management, LLC17,009$118.4K0.01%+17,009New
CI Private Wealth, LLC15,000$104.4K0.00%00.0%Unchanged
O'Shaughnessy Asset Management, LLC14,471$100.4K0.00%−129,558−90.0%Reduced
Prelude Capital Management, LLC14,185$98.7K0.01%+3,685+35.1%Added
PDT Partners, LLC13,947$97.1K0.01%+13,947New
Pictet Asset Management Holding SA13,762$96.9K0.00%−2,836−17.1%Reduced
Toronto Dominion Bank12,864$89.5K0.00%+791+6.6%Added
Meixler Investment Management, Ltd.12,682$88.3K0.07%−268−2.1%Reduced
UBS Group AG12,219$85.0K0.00%−663−5.1%Reduced
Victory Capital Management Inc12,203$84.9K0.00%−176−1.4%Reduced
Alliancebernstein L.P.12,180$84.8K0.00%00.0%Unchanged
Quadrature Capital Ltd11,689$81.4K0.00%+11,689New
XTX Topco Ltd10,496$73.1K0.01%+10,496New