Vault-13

ALGOMA STL GROUP INC ASTL

COM · Common Stock · CUSIP 015658107 · ISIN CA0156581070

134 institutional holders +15 vs Q2 2024
78,550,49978.6m shares reported held*
74.9% of all shares outstanding*
$798.7mreported value*
26 new 37 added 43 reduced 13 sold out net bought ≈ $30.5m (+3.4m 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 ($768.0k this quarter). Holder counts are more reliable. Shares outstanding: 104.9m as of 2024-12-31, 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 ≈ $10.17. Options: 13 managers hold calls ($22.9m notional), 9 hold puts ($7.3m).

Trends to Q3 2024

Institutional holders

Managers reporting a position, each quarter

050100150Q3 22: 114Q4 22: 120Q1 23: 117Q2 23: 118Q3 23: 112Q4 23: 121Q1 24: 109Q2 24: 119Q3 24: 134134Q3 22Q1 23Q3 23Q1 24Q3 24
Numbers
QuarterHolders
Q3 2022114
Q4 2022120
Q1 2023117
Q2 2023118
Q3 2023112
Q4 2023121
Q1 2024109
Q2 2024119
Q3 2024134

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 outQ1 23: 70 bought or addedQ1 23: 51 cut or sold outQ1 23Q2 23: 53 bought or addedQ2 23: 52 cut or sold outQ3 23: 44 bought or addedQ3 23: 57 cut or sold outQ3 23Q4 23: 59 bought or addedQ4 23: 51 cut or sold outQ1 24: 41 bought or addedQ1 24: 63 cut or sold outQ1 24Q2 24: 52 bought or addedQ2 24: 46 cut or sold outQ3 24: 63 bought or addedQ3 24: 56 cut or sold outQ3 24
Numbers
QuarterBought or addedCut or sold out
Q4 20225958
Q1 20237051
Q2 20235352
Q3 20234457
Q4 20235951
Q1 20244163
Q2 20245246
Q3 20246356

Calls vs puts

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

CallsPuts
$0$10m$20m$30mQ4 23 calls: $13.0mQ4 23 puts: $5.9mQ4 23P/C 0.45Q1 24 calls: $13.3mQ1 24 puts: $5.0mQ1 24P/C 0.37Q2 24 calls: $8.8mQ2 24 puts: $5.1mQ2 24P/C 0.59Q3 24 calls: $22.9mQ3 24 puts: $7.3mQ3 24P/C 0.32
Numbers
QuarterCallsPutsP/C
Q4 2023$13.0m$5.9m0.45
Q1 2024$13.3m$5.0m0.37
Q2 2024$8.8m$5.1m0.59
Q3 2024$22.9m$7.3m0.32

Biggest buyers

FMR LLC New +3,519,803+3.5m
Woodline Partners LP New +1,786,922+1.8m
Yaupon Capital Management LP New +895,906+895.9k
AYAL Capital Advisors Ltd New +612,500+612.5k
NewGen Asset Management Ltd New +528,900+528.9k
Bracebridge Capital, LLC Added +437,000+437.0k
INVESCO SENIOR SECURED MANAGEMENT INC /ADV Added +426,903+426.9k
Invenomic Capital Management LP Added +336,687+336.7k
ADAGE CAPITAL PARTNERS GP, L.L.C. New +300,000+300.0k
PCJ Investment Counsel Ltd. New +183,500+183.5k

Biggest sellers

GENDELL JEFFREY L Reduced -1,536,738-1.5m
Thomist Capital Management, LP Reduced -1,342,498-1.3m
MMCAP International Inc. SPC Reduced -1,189,911-1.2m
DONALD SMITH & CO., INC. Reduced -784,584-784.6k
Solas Capital Management, LLC Reduced -715,523-715.5k
MORGAN STANLEY Reduced -351,364-351.4k
GOLDMAN SACHS GROUP INC Reduced -270,007-270.0k
CONTRARIAN CAPITAL MANAGEMENT, L.L.C. Reduced -199,717-199.7k
CITADEL ADVISORS LLC Reduced -164,636-164.6k
TCW GROUP INC Reduced -144,749-144.7k

Biggest calls

SUSQUEHANNA INTERNATIONAL GROUP, LLP Added $5.1m497.1k shares
GROUP ONE TRADING LLC Added $4.4m434.1k shares
JANE STREET GROUP, LLC Added $2.6m256.9k shares
Caption Management, LLC Added $2.6m250.9k shares
MILLENNIUM MANAGEMENT LLC Added $2.6m250.0k shares
ROYAL BANK OF CANADA Unchanged $1.6m157.9k shares
SIMPLEX TRADING, LLC Reduced $1.4m134.1k shares
CITADEL ADVISORS LLC Added $943.2k92.2k shares
Crystalline Management Inc. New $527.2k69.7k shares
IMC-Chicago, LLC New $439.9k43.0k shares

Biggest puts

CITADEL ADVISORS LLC Reduced $1.8m171.8k shares
GROUP ONE TRADING LLC Reduced $1.6m159.3k shares
WOLVERINE ASSET MANAGEMENT LLC Unchanged $1.1m105.6k shares
JANE STREET GROUP, LLC Added $1.0m100.7k shares
SIMPLEX TRADING, LLC Reduced $813.0k79.5k shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP Reduced $616.9k60.3k shares
WOLVERINE TRADING, LLC Reduced $180.4k17.5k shares
ROYAL BANK OF CANADA Unchanged $153.0k15.0k 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 Q3 2024

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 Q3 2024.

Holders, Q3 2024

#ManagerLocationShares Value% of their portfolioChangeShares change
1 DONALD SMITH & CO., INC. 1.95% of their portfolio NEW YORK, NY 8,062,8678.1m $82.5m $82.5m 1.95% Reduced -784.6k -784,584
2 MMCAP International Inc. SPC 9.96% of their portfolio GRAND CAYMAN, E9 6,997,3287.0m $71.6m $71.6m 9.96% Reduced -1.2m -1,189,911
3 Maple Rock Capital Partners Inc. 3.54% of their portfolio Toronto, A6 6,092,0916.1m $62.3m $62.3m 3.54% Unchanged
4 BlackRock, Inc. 0.00% of their portfolio New York, NY 5,091,5105.1m $52.1m $52.1m 0.00% First filing
5 MILLENNIUM MANAGEMENT LLC 0.03% of their portfolio NEW YORK, NY 3,893,9953.9m $39.8m $39.8m 0.03% Added +149.3k +149,323
6 Thomist Capital Management, LP 9.46% of their portfolio Houston, TX 3,635,1113.6m $37.5m $37.5m 9.46% Reduced -1.3m -1,342,498
7 CONTRARIAN CAPITAL MANAGEMENT, L.L.C. 11.27% of their portfolio Greenwich, CT 3,623,1983.6m $37.1m $37.1m 11.27% Reduced -199.7k -199,717
8 FMR LLC 0.00% of their portfolio BOSTON, MA 3,519,8033.5m $36.0m $36.0m 0.00% New
9 INVESCO SENIOR SECURED MANAGEMENT INC /ADV 25.66% of their portfolio NEW YORK, NY 3,233,1173.2m $27.4m $27.4m 25.66% Added +426.9k +426,903
10 GOLDENTREE ASSET MANAGEMENT LP 2.04% of their portfolio NEW YORK, NY 2,493,5482.5m $25.5m $25.5m 2.04% Unchanged
11 Scheer, Rowlett & Associates Investment Management Ltd. 1.54% of their portfolio TORONTO, A6 2,157,3132.2m $22.1m $22.1m 1.54% Reduced -24.0k -23,970
12 TOWLE & CO 2.84% of their portfolio DENVER, CO 1,948,6611.9m $19.9m $19.9m 2.84% Reduced -58.7k -58,666
13 TCW GROUP INC 0.17% of their portfolio LOS ANGELES, CA 1,890,2351.9m $19.3m $19.3m 0.17% Reduced -144.7k -144,749
14 Woodline Partners LP 0.15% of their portfolio San Francisco, CA 1,786,9221.8m $18.3m $18.3m 0.15% New
15 AEGIS FINANCIAL CORP 12.74% of their portfolio MC LEAN, VA 1,459,9031.5m $14.9m $14.9m 12.74% Unchanged
16 Bain Capital Credit, LP 3.03% of their portfolio Boston, MA 1,432,3681.4m $14.7m $14.7m 3.03% Unchanged
17 LITTLEJOHN & CO LLC 7.21% of their portfolio GREENWICH, CT 1,385,4091.4m $14.2m $14.2m 7.21% Added +41.2k +41,229
18 INTACT INVESTMENT MANAGEMENT INC. 0.44% of their portfolio MONTREAL, A8 1,298,6001.3m $13.3m $13.3m 0.44% Added +80.7k +80,700
19 J. Goldman & Co LP 0.54% of their portfolio NEW YORK, NY 1,208,5731.2m $12.4m $12.4m 0.54% Added +130.7k +130,727
20 JB CAPITAL PARTNERS LP 1.95% of their portfolio Armonk, NY 992,177992.2k $10.1m $10.1m 1.95% Unchanged
21 Solas Capital Management, LLC 7.11% of their portfolio DARIEN, CT 990,646990.6k $10.1m $10.1m 7.11% Reduced -715.5k -715,523
22 Bracebridge Capital, LLC 3.60% of their portfolio BOSTON, MA 924,931924.9k $9.5m $9.5m 3.60% Added +437.0k +437,000
23 Yaupon Capital Management LP 0.61% of their portfolio NEW YORK, NY 895,906895.9k $9.2m $9.2m 0.61% New
24 GENERAL AMERICAN INVESTORS CO INC 0.58% of their portfolio NEW YORK, NY 816,056816.1k $8.3m $8.3m 0.58% Unchanged
25 MSD Partners, L.P. 5.25% of their portfolio NEW YORK, NY 810,000810.0k $8.3m $8.3m 5.25% Unchanged
26 JPMORGAN CHASE & CO 0.00% of their portfolio NEW YORK, NY 714,734714.7k $7.3m $7.3m 0.00% Added +99.3k +99,284
27 Invenomic Capital Management LP 0.36% of their portfolio BOSTON, MA 636,917636.9k $6.5m $6.5m 0.36% Added +336.7k +336,687
28 AYAL Capital Advisors Ltd 3.60% of their portfolio Toronto, A6 612,500612.5k $6.3m $6.3m 3.60% New
29 AMH Equity Ltd 7.45% of their portfolio Great Neck, NY 553,175553.2k $5.7m $5.7m 7.45% Added +153.2k +153,175
30 NewGen Asset Management Ltd 2.95% of their portfolio TORONTO, A6 528,900528.9k $5.4m $5.4m 2.95% New
31 Wolf Hill Capital Management, LP 0.49% of their portfolio GREENWICH, CT 498,340498.3k $5.1m $5.1m 0.49% Unchanged
32 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.00% of their portfolio SAN FRANCISCO, CA 449,707449.7k $4.6m $4.6m 0.00% Reduced -39.1k -39,071
33 Russell Investments Group, Ltd. 0.01% of their portfolio Seattle, WA 446,786446.8k $4.6m $4.6m 0.01% Added +13.8k +13,783
34 Sonic GP LLC 9.35% of their portfolio HONOLULU, HI 400,000400.0k $4.1m $4.1m 9.35% Unchanged
35 ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 0.00% of their portfolio BOSTON, MA 350,107350.1k $3.6m $3.6m 0.00% Reduced -103.2k -103,162
36 BANK OF MONTREAL /CAN/ 0.00% of their portfolio TORONTO, A6 315,082315.1k $3.2m $3.2m 0.00% Reduced -49.3k -49,340
37 ADAGE CAPITAL PARTNERS GP, L.L.C. 0.01% of their portfolio Boston, MA 300,000300.0k $3.1m $3.1m 0.01% New
38 CenterBook Partners LP 0.19% of their portfolio GREENWICH, CT 298,888298.9k $3.1m $3.1m 0.19% Added +23.9k +23,861
39 DIMENSIONAL FUND ADVISORS LP 0.00% of their portfolio AUSTIN, TX 270,595270.6k $2.8m $2.8m 0.00% Added +135.6k +135,626
40 CastleKnight Management LP 0.31% of their portfolio New York, NY 262,000262.0k $2.7m $2.7m 0.31% Reduced -65.9k -65,900
41 GENDELL JEFFREY L 0.07% of their portfolio Greenwich, CT 213,262213.3k $2.2m $2.2m 0.07% Reduced -1.5m -1,536,738
42 GOLDMAN SACHS GROUP INC 0.00% of their portfolio NEW YORK, NY 204,590204.6k $2.1m $2.1m 0.00% Reduced -270.0k -270,007
43 Swiss National Bank 0.00% of their portfolio ZURICH, V8 194,507194.5k $2.0m $2.0m 0.00% Reduced -1.6k -1,600
44 PCJ Investment Counsel Ltd. 0.59% of their portfolio TORONTO, A6 183,500183.5k $1.9m $1.9m 0.59% New
45 CIBC WORLD MARKET INC. 0.00% of their portfolio TORONTO, A6 174,954175.0k $1.8m $1.8m 0.00% Reduced -392 -392
46 AMERICAN CENTURY COMPANIES INC 0.00% of their portfolio KANSAS CITY, MO 167,132167.1k $1.7m $1.7m 0.00% Reduced -141.4k -141,411
47 Boston Partners 0.00% of their portfolio BOSTON, MA 166,977167.0k $1.7m $1.7m 0.00% Added +5.8k +5,778
48 TD Asset Management Inc 0.00% of their portfolio Toronto, A6 162,677162.7k $1.7m $1.7m 0.00% Reduced -4.6k -4,598
49 Ewing Morris & Co. Investment Partners Ltd. 1.07% of their portfolio TORONTO, Z4 160,000160.0k $2.2m $2.2m 1.07% New
50 GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio BOSTON, MA 150,861150.9k $1.5m $1.5m 0.00% Added +41.8k +41,835
51 ROBOTTI ROBERT 0.23% of their portfolio NEW YORK, NY 150,000150.0k $1.5m $1.5m 0.23% New
52 Mutual Advisors, LLC 0.04% of their portfolio OMAHA, NE 146,802146.8k $1.4m $1.4m 0.04% Reduced -3.3k -3,318
53 JANE STREET GROUP, LLC 0.00% of their portfolio NEW YORK, NY 143,927143.9k $1.5m $1.5m 0.00% Added +113.4k +113,377
54 Consolidated Portfolio Review Corp 0.31% of their portfolio WOODBURY, NY 135,071135.1k $1.4m $1.4m 0.31% New
55 Hartree Partners, LP 0.31% of their portfolio NEW YORK, NY 105,767105.8k $1.1m $1.1m 0.31% Added +3.7k +3,687
56 CIBC Asset Management Inc 0.00% of their portfolio TORONTO, Z4 101,567101.6k $1.0m $1.0m 0.00% Reduced -1.8k -1,767
57 HEARTLAND ADVISORS INC 0.05% of their portfolio MILWAUKEE, WI 100,000100.0k $1.0m $1.0m 0.05% New
58 VAN ECK ASSOCIATES CORP 0.00% of their portfolio NEW YORK, NY 99,61199.6k $953.0k $953.0k 0.00% Reduced -13.6k -13,593
59 HITE Hedge Asset Management LLC 0.11% of their portfolio BRAINTREE, MA 92,64692.6k $947.8k $947.8k 0.11% Added +6.8k +6,803
60 CITADEL ADVISORS LLC 0.00% of their portfolio MIAMI, FL 91,27691.3k $933.8k $933.8k 0.00% Reduced -164.6k -164,636
61 MANUFACTURERS LIFE INSURANCE COMPANY, THE 0.00% of their portfolio Toronto, A6 81,15081.2k $832.2k $832.2k 0.00% Reduced -155 -155
62 MORGAN STANLEY 0.00% of their portfolio NEW YORK, NY 80,76280.8k $826.2k $826.2k 0.00% Reduced -351.4k -351,364
63 RENAISSANCE TECHNOLOGIES LLC 0.00% of their portfolio NEW YORK, NY 80,40080.4k $822.5k $822.5k 0.00% Reduced -45.7k -45,733
64 PDT Partners, LLC 0.07% of their portfolio New York, NY 80,33780.3k $821.8k $821.8k 0.07% Added +66.4k +66,390
65 Legal & General Group Plc 0.00% of their portfolio London, X0 77,07977.1k $790.8k $790.8k 0.00% Unchanged
66 VANGUARD GROUP INC 0.00% of their portfolio Valley Forge, PA 76,47776.5k $783.7k $783.7k 0.00% Unchanged
67 UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.00% of their portfolio NEW YORK, NY 73,66173.7k $753.6k $753.6k 0.00% Reduced -7.8k -7,846
68 Marex Group Ltd 0.02% of their portfolio London, X0 72,16772.2k $738.3k $738.3k 0.02% Unchanged
69 Nuveen Asset Management, LLC 0.00% of their portfolio CHICAGO, IL 70,37870.4k $722.0k $722.0k 0.00% Unchanged
70 Weiss Asset Management LP 0.02% of their portfolio BOSTON, MA 65,00065.0k $665.0k $665.0k 0.02% New
71 NewEdge Advisors, LLC 0.00% of their portfolio NEW ORLEANS, LA 64,57764.6k $660.6k $660.6k 0.00% New
72 BANK OF AMERICA CORP /DE/ 0.00% of their portfolio CHARLOTTE, NC 63,43863.4k $649.0k $649.0k 0.00% Added +38.4k +38,399
73 SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.00% of their portfolio BALA CYNWYD, PA 58,82758.8k $601.8k $601.8k 0.00% Added +35.6k +35,599
74 WEALTH ENHANCEMENT ADVISORY SERVICES, LLC 0.00% of their portfolio PLYMOUTH, MN 55,00055.0k $562.6k $562.6k 0.00% Reduced -5.0k -5,000
75 Walleye Capital LLC 0.01% of their portfolio NEW YORK, NY 54,24754.2k $554.9k $554.9k 0.01% Added +16.8k +16,843
76 Invesco Ltd. 0.00% of their portfolio ATLANTA, GA 53,79253.8k $550.3k $550.3k 0.00% Reduced -9.8k -9,800
77 Waratah Capital Advisors Ltd. 0.03% of their portfolio TORONTO, A6 50,00050.0k $512.4k $512.4k 0.03% New
78 MYDA Advisors LLC 0.15% of their portfolio WOODMERE, NY 50,00050.0k $511.5k $511.5k 0.15% New
79 Grantham, Mayo, Van Otterloo & Co. LLC 0.00% of their portfolio Boston, MA 48,68448.7k $499.5k $499.5k 0.00% Reduced -1.7k -1,700
80 Balyasny Asset Management L.P. 0.00% of their portfolio Chicago, IL 48,64548.6k $497.6k $497.6k 0.00% Added +23.5k +23,477
81 K.J. Harrison & Partners Inc 0.07% of their portfolio TORONTO, A6 46,80046.8k $457.7k $457.7k 0.07% New
82 BRITISH COLUMBIA INVESTMENT MANAGEMENT Corp 0.00% of their portfolio VICTORIA, A1 46,48646.5k $476.3k $476.3k 0.00% Reduced -8.6k -8,556
83 BOOTHBAY FUND MANAGEMENT, LLC 0.01% of their portfolio NEW YORK, NY 46,32146.3k $473.9k $473.9k 0.01% New
84 GSA CAPITAL PARTNERS LLP 0.03% of their portfolio LONDON, X0 44,75744.8k $458.0k $458.0k 0.03% Added +8.5k +8,502
85 SIG North Trading, ULC 0.14% of their portfolio Bala Cynwyd, PA 43,70243.7k $447.1k $447.1k 0.14% Reduced -47.8k -47,798
86 VOLORIDGE INVESTMENT MANAGEMENT, LLC 0.00% of their portfolio JUPITER, FL 38,27238.3k $391.5k $391.5k 0.00% New
87 STIFEL FINANCIAL CORP 0.00% of their portfolio ST. LOUIS, MO 38,10038.1k $389.8k $389.8k 0.00% New
88 Phoenix Financial Ltd. 0.01% of their portfolio Givatayim, L3 35,71435.7k $365.4k $365.4k 0.01% New
89 LPL Financial LLC 0.00% of their portfolio FORT MILL, SC 33,62133.6k $343.9k $343.9k 0.00% Reduced -26.3k -26,260
90 NATIONAL BANK OF CANADA /FI/ 0.00% of their portfolio MONTREAL, A8 32,10032.1k $329.0k $329.0k 0.00% Reduced -700 -700
91 GAMCO INVESTORS, INC. ET AL 0.00% of their portfolio GREENWICH, CT 31,32531.3k $320.5k $320.5k 0.00% Reduced -35.0k -35,000
92 WOLVERINE TRADING, LLC 0.01% of their portfolio CHICAGO, IL 30,79030.8k $317.4k $317.4k 0.01% Added +9.0k +9,017
93 EJF Capital LP 0.21% of their portfolio Arlington, VA 30,50030.5k $312.0k $312.0k 0.21% Unchanged
94 ROYAL BANK OF CANADA 0.00% of their portfolio TORONTO, A6 30,30430.3k $310.0k $310.0k 0.00% Reduced -129.5k -129,481
95 Quadrature Capital Ltd 0.01% of their portfolio LONDON, X0 30,24630.2k $310.0k $310.0k 0.01% Added +18.6k +18,557
96 Caption Management, LLC 0.03% of their portfolio OKLAHOMA CITY, OK 30,00030.0k $306.9k $306.9k 0.03% Added +13.0k +12,991
97 Quantbot Technologies LP 0.01% of their portfolio NEW YORK, NY 28,37528.4k $290.3k $290.3k 0.01% Added +25.3k +25,330
98 Ancora Advisors LLC 0.01% of their portfolio Cleveland, OH 26,50026.5k $271.1k $271.1k 0.01% Unchanged
99 IMC-Chicago, LLC 0.01% of their portfolio CHICAGO, IL 25,97826.0k $265.8k $265.8k 0.01% New
100 TWO SIGMA INVESTMENTS, LP 0.00% of their portfolio NEW YORK, NY 25,81925.8k $264.1k $264.1k 0.00% New