Vault-13

ALGOMA STL GROUP INC ASTL

COM · Common Stock · CUSIP 015658107 · ISIN CA0156581070

117 institutional holders -3 vs Q4 2022
66,449,00266.4m shares reported held*
64.2% of all shares outstanding*
$544.3mreported value*
19 new 51 added 30 reduced 21 sold out net sold ≈ $73.0m (-9.9m shares)

* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once. Holder counts are more reliable. Shares outstanding: 103.6m as of 2023-03-31, from the company's own SEC filing; the percentage can still exceed 100%: lent-out shares are counted by the lender and the buyer, and some reports overlap without saying so. Implied quarter-end price ≈ $8.19. Options: 8 managers hold calls ($14.1m notional), 6 hold puts ($4.1m).

Trends to Q1 2023

Institutional holders

Managers reporting a position, each quarter

050100150Q3 22: 114Q4 22: 120Q1 23: 117117Q3 22Q4 22Q1 23
Numbers
QuarterHolders
Q3 2022114
Q4 2022120
Q1 2023117

Buyers vs sellers

Managers adding to or starting a position, vs cutting or selling out

Bought or addedCut or sold out
1000100Q4 22: 59 bought or addedQ4 22: 58 cut or sold outQ4 22Q1 23: 70 bought or addedQ1 23: 51 cut or sold outQ1 23
Numbers
QuarterBought or addedCut or sold out
Q4 20225958
Q1 20237051

Calls vs puts

Options held, notional value, last 4 quarters. P/C = puts ÷ calls

CallsPuts
$0$5m$10m$15mQ3 22 calls: $4.6mQ3 22 puts: $635.0kQ3 22P/C 0.14Q4 22 calls: $4.0mQ4 22 puts: $604.7kQ4 22P/C 0.15Q1 23 calls: $14.1mQ1 23 puts: $4.1mQ1 23P/C 0.29
Numbers
QuarterCallsPutsP/C
Q3 2022$4.6m$635.0k0.14
Q4 2022$4.0m$604.7k0.15
Q1 2023$14.1m$4.1m0.29

Biggest buyers

Thomist Capital Management, LP New +1,223,323+1.2m
BlackRock Inc. New +1,223,100+1.2m
FMR LLC Added +1,160,877+1.2m
INTACT INVESTMENT MANAGEMENT INC. New +981,600+981.6k
DONALD SMITH & CO., INC. Added +960,977+961.0k
Man Group plc New +914,576+914.6k
TOWLE & CO Added +892,240+892.2k
Weiss Multi-Strategy Advisers LLC Added +733,853+733.9k
AEGIS FINANCIAL CORP Added +573,890+573.9k
CITADEL ADVISORS LLC Added +357,302+357.3k

Biggest sellers

Polus Capital Management Ltd Sold out -5,483,119-5.5m
Finepoint Capital LP Sold out -3,219,441-3.2m
INVESCO SENIOR SECURED MANAGEMENT INC /ADV Reduced -2,806,214-2.8m
Bain Capital Credit, LP Reduced -1,604,854-1.6m
Man Group plc Sold out -1,408,386-1.4m
Wolf Hill Capital Management, LP Reduced -1,150,000-1.1m
Philosophy Capital Management LLC Reduced -1,147,304-1.1m
RENAISSANCE TECHNOLOGIES LLC Reduced -1,143,700-1.1m
CONTRARIAN CAPITAL MANAGEMENT, L.L.C. Reduced -656,497-656.5k
LITTLEJOHN & CO LLC Reduced -546,192-546.2k

Biggest calls

SUSQUEHANNA INTERNATIONAL GROUP, LLP Added $5.5m678.1k shares
Caption Management, LLC New $2.9m358.8k shares
SIMPLEX TRADING, LLC Added $2.5m309.6k shares
CITADEL ADVISORS LLC Reduced $1.8m225.7k shares
GROUP ONE TRADING LLC New $530.0k65.6k shares
JANE STREET GROUP, LLC New $440.4k54.5k shares
AMH Equity Ltd New $404.0k50.0k shares
CONCOURSE FINANCIAL GROUP SECURITIES, INC. Unchanged $00 shares

Biggest puts

CITADEL ADVISORS LLC Added $3.4m417.5k shares
SIMPLEX TRADING, LLC Added $311.0k38.6k shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP Reduced $248.9k30.8k shares
SIG North Trading, ULC New $105.0k13.0k shares
GROUP ONE TRADING LLC New $39.6k4.9k shares
CONCOURSE FINANCIAL GROUP SECURITIES, INC. Unchanged $00 shares

Options at notional value: the value of the shares the contracts control, as filers report them, not what the options cost. Not included in the holders, shares or buying above.

Major shareholders (over 5%)

Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.

HolderStakeChangeShares Last filed
Maple Rock Capital Partners Inc. 13G · institution +1.8 pts · filed 2026-05-15 15.1% +1.8 pts 15.9m≈ $64.5m 2026-05-15
MMCAP International Inc. SPC 13G · passive investor -1.8 pts · filed 2026-08-14 10.4% -1.8 pts 11.0m≈ $44.4m 2026-08-14
Stoney Lonesome HF LP 13G · passive investor +0.2 pts · filed 2025-08-14 5.4% +0.2 pts 5.9m≈ $23.7m 2025-08-14
DONALD SMITH & CO., INC. 13G · institution -0.8 pts · filed 2026-08-11 5.0% -0.8 pts 5.3m≈ $21.4m 2026-08-11

Insider purchases and sales in Q1 2023

Shares bought or sold by the company's own officers, directors and 10% owners, in the open market or privately, as they reported to the SEC on Form 4 (due within two business days of the trade). Grants, option exercises, shares withheld for tax and gifts aren't included.

None reported in Q1 2023.

Holders, Q1 2023

#ManagerLocationShares Value% of their portfolioChangeShares change
1 DONALD SMITH & CO., INC. 2.17% of their portfolio NEW YORK, NY 7,294,6657.3m $58.9m $58.9m 2.17% Added +961.0k +960,977
2 Maple Rock Capital Partners Inc. 5.14% of their portfolio Toronto, A6 6,491,2996.5m $52.4m $52.4m 5.14% Unchanged
3 CONTRARIAN CAPITAL MANAGEMENT, L.L.C. 12.17% of their portfolio Greenwich, CT 5,830,4055.8m $47.1m $47.1m 12.17% Reduced -656.5k -656,497
4 Bain Capital Credit, LP 5.04% of their portfolio Boston, MA 2,888,7192.9m $23.3m $23.3m 5.04% Reduced -1.6m -1,604,854
5 INVESCO SENIOR SECURED MANAGEMENT INC /ADV 32.94% of their portfolio NEW YORK, NY 2,806,2142.8m $22.7m $22.7m 32.94% Reduced -2.8m -2,806,214
6 TOWLE & CO 2.99% of their portfolio DENVER, CO 2,626,9902.6m $21.2m $21.2m 2.99% Added +892.2k +892,240
7 GOLDENTREE ASSET MANAGEMENT LP 1.83% of their portfolio NEW YORK, NY 2,423,2822.4m $19.6m $19.6m 1.83% Added +106.1k +106,124
8 LITTLEJOHN & CO LLC 11.64% of their portfolio GREENWICH, CT 2,373,1572.4m $19.2m $19.2m 11.64% Reduced -546.2k -546,192
9 FMR LLC 0.00% of their portfolio BOSTON, MA 2,321,7542.3m $18.8m $18.8m 0.00% Added +1.2m +1,160,877
10 TCW GROUP INC 0.23% of their portfolio LOS ANGELES, CA 2,266,2582.3m $18.3m $18.3m 0.23% Added +314.2k +314,218
11 GENDELL JEFFREY L 1.53% of their portfolio Greenwich, CT 2,018,5332.0m $16.3m $16.3m 1.53% Added +73.2k +73,153
12 Philosophy Capital Management LLC 2.33% of their portfolio Alamo, CA 1,378,9181.4m $11.1m $11.1m 2.33% Reduced -1.1m -1,147,304
13 Solas Capital Management, LLC 5.73% of their portfolio DARIEN, CT 1,327,7511.3m $10.7m $10.7m 5.73% Added +21.3k +21,329
14 MILLENNIUM MANAGEMENT LLC 0.01% of their portfolio NEW YORK, NY 1,226,3101.2m $9.9m $9.9m 0.01% Reduced -207.5k -207,487
15 Thomist Capital Management, LP 5.51% of their portfolio Houston, TX 1,223,3231.2m $9.3m $9.3m 5.51% New
16 BlackRock Inc. 0.00% of their portfolio New York, NY 1,223,1001.2m $9.9m $9.9m 0.00% New
17 AEGIS FINANCIAL CORP 7.63% of their portfolio MC LEAN, VA 1,217,0981.2m $9.8m $9.8m 7.63% Added +573.9k +573,890
18 Sonic GP LLC 7.41% of their portfolio HONOLULU, HI 1,200,0001.2m $9.7m $9.7m 7.41% Unchanged
19 Wolf Hill Capital Management, LP 1.03% of their portfolio GREENWICH, CT 1,188,7981.2m $9.6m $9.6m 1.03% Reduced -1.1m -1,150,000
20 RENAISSANCE TECHNOLOGIES LLC 0.01% of their portfolio NEW YORK, NY 1,095,6001.1m $8.9m $8.9m 0.01% Reduced -1.1m -1,143,700
21 Weiss Multi-Strategy Advisers LLC 0.20% of their portfolio NEW YORK, NY 1,033,8531.0m $8.4m $8.4m 0.20% Added +733.9k +733,853
22 JB CAPITAL PARTNERS LP 1.90% of their portfolio Armonk, NY 992,177992.2k $8.0m $8.0m 1.90% Unchanged
23 INTACT INVESTMENT MANAGEMENT INC. 0.33% of their portfolio MONTREAL, A8 981,600981.6k $8.0m $8.0m 0.33% New
24 GENERAL AMERICAN INVESTORS CO INC 0.74% of their portfolio NEW YORK, NY 970,960971.0k $7.8m $7.8m 0.74% Unchanged
25 Man Group plc 0.03% of their portfolio LONDON, X0 914,576914.6k $7.4m $7.4m 0.03% New
26 Crestline Management, L.P. 0.88% of their portfolio FORT WORTH, TX 892,347892.3k $7.2m $7.2m 0.88% Added +131.4k +131,366
27 MSD Partners, L.P. 0.66% of their portfolio NEW YORK, NY 810,000810.0k $6.5m $6.5m 0.66% Unchanged
28 ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 0.01% of their portfolio BOSTON, MA 743,128743.1k $6.0m $6.0m 0.01% Added +119.5k +119,529
29 Newtyn Management, LLC 0.94% of their portfolio NEW YORK, NY 590,899590.9k $4.8m $4.8m 0.94% Unchanged
30 HITE Hedge Asset Management LLC 0.31% of their portfolio BRAINTREE, MA 515,277515.3k $4.2m $4.2m 0.31% Added +60.0k +60,000
31 BANK OF MONTREAL /CAN/ 0.00% of their portfolio TORONTO, A6 510,127510.1k $4.2m $4.2m 0.00% Added +73.5k +73,502
32 MORGAN STANLEY 0.00% of their portfolio NEW YORK, NY 509,577509.6k $4.1m $4.1m 0.00% Reduced -58.7k -58,722
33 CIBC WORLD MARKET INC. 0.01% of their portfolio TORONTO, A6 477,966478.0k $3.9m $3.9m 0.01% Reduced -8.4k -8,377
34 CITADEL ADVISORS LLC 0.00% of their portfolio MIAMI, FL 439,196439.2k $3.5m $3.5m 0.00% Added +357.3k +357,302
35 PCJ Investment Counsel Ltd. 1.37% of their portfolio TORONTO, A6 427,530427.5k $3.5m $3.5m 1.37% Added +248.4k +248,430
36 Bracebridge Capital, LLC 1.55% of their portfolio BOSTON, MA 340,000340.0k $2.7m $2.7m 1.55% New
37 SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.00% of their portfolio BALA CYNWYD, PA 305,745305.7k $2.5m $2.5m 0.00% Added +280.8k +280,847
38 GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio BOSTON, MA 260,977261.0k $2.6m $2.6m 0.00% Added +129.9k +129,943
39 TD Asset Management Inc 0.00% of their portfolio Toronto, A6 246,992247.0k $2.0m $2.0m 0.00% Added +1.6k +1,649
40 AMERICAN CENTURY COMPANIES INC 0.00% of their portfolio KANSAS CITY, MO 228,692228.7k $1.8m $1.8m 0.00% Reduced -61.5k -61,537
41 Walleye Capital LLC 0.03% of their portfolio NEW YORK, NY 210,628210.6k $1.7m $1.7m 0.03% Added +53.5k +53,470
42 Public Sector Pension Investment Board 0.01% of their portfolio MONTREAL, A8 204,811204.8k $1.7m $1.7m 0.01% Added +15.7k +15,712
43 Polar Asset Management Partners Inc. 0.03% of their portfolio TORONTO, A6 201,500201.5k $1.6m $1.6m 0.03% Reduced -65.3k -65,339
44 Hudson Bay Capital Management LP 0.01% of their portfolio STAMFORD, CT 200,000200.0k $1.6m $1.6m 0.01% New
45 Swiss National Bank 0.00% of their portfolio ZURICH, V8 192,307192.3k $1.6m $1.6m 0.00% Added +51.6k +51,600
46 Mutual Advisors, LLC 0.06% of their portfolio OMAHA, NE 182,690182.7k $1.5m $1.5m 0.06% New
47 Invenomic Capital Management LP 0.08% of their portfolio BOSTON, MA 182,358182.4k $1.5m $1.5m 0.08% Added +4.1k +4,110
48 Hartree Partners, LP 0.95% of their portfolio NEW YORK, NY 178,837178.8k $1.4m $1.4m 0.95% Added +23.4k +23,395
49 MARSHALL WACE, LLP 0.00% of their portfolio LONDON, X0 169,335169.3k $1.4m $1.4m 0.00% New
50 ROYAL BANK OF CANADA 0.00% of their portfolio TORONTO, A6 156,828156.8k $1.3m $1.3m 0.00% Added +12.2k +12,172
51 Invesco Ltd. 0.00% of their portfolio ATLANTA, GA 155,530155.5k $1.3m $1.3m 0.00% Added +113.9k +113,870
52 CenterBook Partners LP 0.17% of their portfolio GREENWICH, CT 151,576151.6k $1.2m $1.2m 0.17% Reduced -34.1k -34,078
53 LPL Financial LLC 0.00% of their portfolio FORT MILL, SC 145,385145.4k $1.2m $1.2m 0.00% Added +120.0k +120,000
54 VAN ECK ASSOCIATES CORP 0.00% of their portfolio NEW YORK, NY 140,551140.6k $1.1m $1.1m 0.00% Added +38.7k +38,686
55 Grantham, Mayo, Van Otterloo & Co. LLC 0.01% of their portfolio Boston, MA 130,400130.4k $1.1m $1.1m 0.01% Added +37.3k +37,300
56 SIMPLEX TRADING, LLC 0.04% of their portfolio CHICAGO, IL 122,717122.7k $991.0k $991.0k 0.04% Added +116.7k +116,701
57 JANE STREET GROUP, LLC 0.00% of their portfolio NEW YORK, NY 122,025122.0k $986.0k $986.0k 0.00% Reduced -105.4k -105,435
58 Diametric Capital, LP 0.43% of their portfolio BOSTON, MA 111,556111.6k $901.4k $901.4k 0.43% Added +66.3k +66,274
59 BANK OF AMERICA CORP /DE/ 0.00% of their portfolio CHARLOTTE, NC 111,403111.4k $900.1k $900.1k 0.00% Added +91.9k +91,857
60 Connor, Clark & Lunn Investment Management Ltd. 0.00% of their portfolio VANCOUVER, A1 91,60091.6k $742.1k $742.1k 0.00% Added +28.5k +28,500
61 CIBC Asset Management Inc 0.00% of their portfolio TORONTO, Z4 89,92189.9k $727.8k $727.8k 0.00% Added +723 +723
62 NEUBERGER BERMAN GROUP LLC 0.00% of their portfolio NEW YORK, NY 80,38280.4k $650.4k $650.4k 0.00% Reduced -13.0k -12,972
63 GROUP ONE TRADING LLC 0.03% of their portfolio CHICAGO, IL 79,80879.8k $644.8k $644.8k 0.03% Added +78.6k +78,638
64 CREDIT SUISSE AG/ 0.00% of their portfolio ZURICH, V8 78,92778.9k $637.7k $637.7k 0.00% Added +31.1k +31,116
65 Quadrature Capital Ltd 0.02% of their portfolio LONDON, X0 70,98371.0k $574.3k $574.3k 0.02% New
66 MANUFACTURERS LIFE INSURANCE COMPANY, THE 0.00% of their portfolio Toronto, A6 70,92970.9k $574.3k $574.3k 0.00% Reduced -484 -484
67 GAMCO INVESTORS, INC. ET AL 0.01% of their portfolio GREENWICH, CT 62,32562.3k $503.6k $503.6k 0.01% Added +6.0k +6,000
68 VANGUARD GROUP INC 0.00% of their portfolio Valley Forge, PA 61,58861.6k $497.6k $497.6k 0.00% Added +18.1k +18,130
69 BRITISH COLUMBIA INVESTMENT MANAGEMENT Corp 0.00% of their portfolio VICTORIA, A1 52,38652.4k $424.4k $424.4k 0.00% Added +11.0k +10,964
70 Walleye Trading LLC 0.01% of their portfolio NEW YORK, NY 51,13751.1k $413.2k $413.2k 0.01% Added +4.6k +4,565
71 ARS Investment Partners, LLC 0.05% of their portfolio New York, NY 51,00051.0k $412.1k $412.1k 0.05% Added +2.0k +2,000
72 GOLDMAN SACHS GROUP INC 0.00% of their portfolio NEW YORK, NY 50,36050.4k $406.9k $406.9k 0.00% Reduced -29.5k -29,535
73 FRANKLIN RESOURCES INC 0.00% of their portfolio San Mateo, CA 47,56747.6k $385.4k $385.4k 0.00% Added +9.0k +9,013
74 NOMURA HOLDINGS INC 0.00% of their portfolio TOKYO, M0 44,79044.8k $361.9k $361.9k 0.00% Unchanged
75 NATIONAL BANK OF CANADA /FI/ 0.00% of their portfolio MONTREAL, A8 42,62342.6k $345.1k $345.1k 0.00% Reduced -90 -90
76 Atria Wealth Solutions, Inc. 0.00% of their portfolio NEW YORK, NY 40,50040.5k $327.2k $327.2k 0.00% Added +5.0k +5,000
77 MACKENZIE FINANCIAL CORP 0.00% of their portfolio TORONTO ONTARIO, A6 38,24138.2k $309.8k $309.8k 0.00% Reduced -2.6k -2,626
78 PRELUDE CAPITAL MANAGEMENT, LLC 0.02% of their portfolio NEW YORK, NY 36,59236.6k $295.7k $295.7k 0.02% Added +4.1k +4,134
79 Alta Fundamental Advisers LLC 0.11% of their portfolio NEW YORK, NY 33,38433.4k $269.7k $269.7k 0.11% New
80 SIG North Trading, ULC 0.12% of their portfolio Bala Cynwyd, PA 31,06431.1k $251.0k $251.0k 0.12% New
81 DekaBank Deutsche Girozentrale 0.00% of their portfolio FRANKFURT, 2M 30,74130.7k $251.0k $251.0k 0.00% Unchanged
82 EJF Capital LP 0.08% of their portfolio Arlington, VA 27,00027.0k $218.2k $218.2k 0.08% Unchanged
83 Ancora Advisors LLC 0.01% of their portfolio Cleveland, OH 26,50026.5k $214.1k $214.1k 0.01% Reduced -184.8k -184,834
84 O'SHAUGHNESSY ASSET MANAGEMENT, LLC 0.00% of their portfolio Stamford, CT 24,95525.0k $201.6k $201.6k 0.00% Added +6.7k +6,686
85 Alberta Investment Management Corp 0.00% of their portfolio EDMONTON, A0 24,20024.2k $195.8k $195.8k 0.00% Reduced -34.9k -34,901
86 Russell Investments Group, Ltd. 0.00% of their portfolio Seattle, WA 24,04524.0k $190.9k $190.9k 0.00% Reduced -92.3k -92,289
87 WOLVERINE TRADING, LLC 0.01% of their portfolio CHICAGO, IL 23,89923.9k $185.0k $185.0k 0.01% New
88 TWO SIGMA INVESTMENTS, LP 0.00% of their portfolio NEW YORK, NY 21,60021.6k $174.5k $174.5k 0.00% New
89 Ergoteles LLC 0.01% of their portfolio NEW YORK, NY 21,30321.3k $172.1k $172.1k 0.01% New
90 JPMORGAN CHASE & CO 0.00% of their portfolio NEW YORK, NY 20,17020.2k $163.0k $163.0k 0.00% New
91 Privium Fund Management (UK) Ltd 0.16% of their portfolio LONDON, X0 19,07419.1k $199.9k $199.9k 0.16% Unchanged
92 HORIZON KINETICS ASSET MANAGEMENT LLC 0.00% of their portfolio NEW YORK, NY 18,52018.5k $149.6k $149.6k 0.00% Added +109 +109
93 TORONTO DOMINION BANK 0.00% of their portfolio TORONTO, ONTARIO, A6 17,07217.1k $138.0k $138.0k 0.00% Added +1.2k +1,187
94 State of Wyoming 0.04% of their portfolio CHEYENNE, WY 16,26916.3k $131.5k $131.5k 0.04% Reduced -9.6k -9,637
95 Quantamental Technologies LLC 0.07% of their portfolio WHITE PLAINS, NY 15,82615.8k $127.9k $127.9k 0.07% New
96 Corient Private Wealth LP 0.00% of their portfolio MIAMI, FL 15,00015.0k $121.2k $121.2k 0.00% New
97 Legal & General Group Plc 0.00% of their portfolio London, X0 14,99915.0k $121.4k $121.4k 0.00% Added +531 +531
98 COMMERCE BANK 0.00% of their portfolio KANSAS CITY, MO 14,39514.4k $116.3k $116.3k 0.00% Unchanged
99 Zurcher Kantonalbank (Zurich Cantonalbank) 0.00% of their portfolio ZURICH, V8 13,09313.1k $105.8k $105.8k 0.00% Unchanged
100 ALLIANCEBERNSTEIN L.P. 0.00% of their portfolio NASHVILLE, TN 12,18012.2k $98.4k $98.4k 0.00% Unchanged