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GROUP ONE TRADING LLC

Position in MERC — Mercer International Inc.

CIK 932540 CHICAGO, IL

Position in MERC

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$9,820
-$20,815 QoQ
Shares Held
14,879
+70.0% QoQ
Ownership
0.022%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#49
of 67 holders
Holding Since
Mar 2021
12 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in MERC Over Time

Shares Held

Position Value (USD)

Position in Paper & Paper Products

Basic Materials · as of Jun 30, 2026

GROUP ONE TRADING LLC holds $35,018 across 3 Paper & Paper Products names. MERC ranks #2 (28.0% of the industry book) .

# Ticker Company Shares Value (USD) Open
2 MERC
Mercer International Inc.
This page
14,879 $9,820

All Filings in MERC

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12 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $9,820 14,879
2025-06-30 $30,635 8,753
2024-09-30 $75,607 11,168
2024-06-30 $248,898 29,145
2024-03-31 $231,476 23,264
2023-12-31 $75,536 7,968
2023-09-30 $46,374 5,405
2023-06-30 $18,343 2,273
2022-12-31 $58,816 5,053
2022-09-30 $90,823 7,384
2022-06-30 $1,315 100
2021-03-31 $279,281 19,408