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MILLENNIUM MANAGEMENT LLC

Position in ASTL — Algoma Steel Group Inc.

CIK 1273087 NEW YORK, NY

Position in ASTL

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$3,165,277
+$717,741 QoQ
Shares Held
766,411
+28.4% QoQ
Ownership
0.727%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Dec 2021
18 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in ASTL Over Time

Shares Held

Position Value (USD)

Derivatives in ASTL

reported options exposure · as of Dec 31, 2025
CallValue
$0
CallShares
0
PutValue
$460,840
PutShares
112,400

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Steel

Basic Materials · as of Mar 31, 2026

MILLENNIUM MANAGEMENT LLC holds $178,309,655 across 12 Steel names. ASTL ranks #6 (1.8% of the industry book) .

# Ticker Company Shares Value (USD) Open
6 ASTL
Algoma Steel Group Inc.
This page
766,411 $3,165,277

All Filings in ASTL

Export CSV
24 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $3,165,277 766,411
2025-12-31 $460,840 112,400
2025-12-31 $2,447,536 596,960
2025-09-30 $679,360 191,100
2025-09-30 $2,504,070 704,380
2025-06-30 $969,781 140,752
2025-06-30 $542,243 78,700
2025-03-31 $4,384,200 808,893
2024-12-31 $4,890,000 500,000
2024-12-31 $38,639,782 3,950,898
2024-09-30 $2,557,500 250,000
2024-09-30 $39,835,568 3,893,995
2024-06-30 $26,062,917 3,744,672
2024-06-30 $1,392,000 200,000
2024-03-31 $31,669,482 3,730,210
2023-12-31 $32,024,746 3,192,896
2023-09-30 $18,237,960 2,682,053
2023-06-30 $8,273,402 1,165,268
2023-03-31 $9,908,584 1,226,310
2022-12-31 $9,090,272 1,433,797
2022-09-30 $9,551,434 1,483,142
2022-06-30 $852,363 94,918
2022-03-31 $4,489,323 399,051
2021-12-31 $1,539,906 142,452