13F Insight
DOSSIER · 13F Holders · Q2 2026
ASTLW

ALGOMA STL GROUP INC

22 institutions still hold ALGOMA STL GROUP INC as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 015658115·22 13F holders·last filed Jun 30, 2026
Market cap
—
13F value held
$1M
visible holders
Holders
22
filers reporting
Concentration
57.68%
BOOTHBAY FUND MANAGEMENT, LLC #1
top holder share
AI Holders Summary · Q2 2026

22 institutions reported ASTLW in Q2 2026. BOOTHBAY FUND MANAGEMENT, LLC leads at 57.7% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
BOOTHBAY FUND MANAGEMENT, LLC
CIK 0001549230
$749K185K0.01%Q2 202602
NATIONAL BANK OF CANADA /FI/
CIK 0000926171
$167K41K0.00%Q2 202603
CDC Financial, Inc.
CIK 0002077836
$125K4.2M0.05%Q2 202604
LMR Partners LLP
CIK 0001578621
$84K2.8M0.00%Q2 202605
D. E. Shaw & Co., Inc.
CIK 0001009207
$47K558K0.00%Q4 202506
K2 PRINCIPAL FUND, L.P.
CIK 0001461790
$35K691K0.00%Q2 202607
ARISTEIA CAPITAL, L.L.C.
CIK 0001080171
$26K810K0.00%Q2 202608
Aequim Alternative Investments LP
CIK 0001728201
$14K414K0.00%Q2 202609
Claret Asset Management Corp
CIK 0001735513
$10K102K0.00%Q1 202610
JANE STREET GROUP, LLC
CIK 0001595888· Market maker
$10K98K0.00%Q1 202611
StoneX Group Inc.
CIK 0000913760
$9K208K0.00%Q2 202612
Virtu Financial LLC
CIK 0001533964· Market maker
$7K92K0.00%Q1 202613
WOLVERINE ASSET MANAGEMENT LLC
CIK 0001279891
$7K230K0.00%Q2 202614
TORONTO DOMINION BANK
CIK 0000947263
$4K120K0.00%Q2 202615
MILLENNIUM MANAGEMENT LLC
CIK 0001273087
$2K51K0.00%Q2 202616
Caption Management, LLC
CIK 0001706766
$1K45K0.00%Q2 202617
SUSQUEHANNA INTERNATIONAL GROUP, LLP
CIK 0001446194· Market maker
$1K30K0.00%Q2 202618
ROYAL BANK OF CANADA
CIK 0001000275
$1K17K0.00%Q2 202619
LPL Financial LLC
CIK 0001403438
$36312K0.00%Q2 202620
UBS Group AG
CIK 0001610520
$1214K0.00%Q2 2026
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