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GROUP ONE TRADING LLC

Position in HYFM — Hydrofarm Holdings Group, Inc.

CIK 932540 CHICAGO, IL

Position in HYFM

as of Mar 31, 2026 · filed May 13, 2026
Position Value
$344
-$166 QoQ
Shares Held
338
0.0% QoQ
Ownership
0.007%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2025
5 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in HYFM Over Time

Shares Held

Position Value (USD)

Position in Farm & Heavy Construction Machinery

Industrials · as of Mar 31, 2026

GROUP ONE TRADING LLC holds $271,220 across 8 Farm & Heavy Construction Machinery names. HYFM ranks #7 (0.1% of the industry book) .

# Ticker Company Shares Value (USD) Open
7 HYFM
Hydrofarm Holdings Group, Inc.
This page
338 $344

All Filings in HYFM

Export CSV
5 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $344 338
2025-12-31 $510 338
2025-09-30 $1,144 348
2025-06-30 $4,536 1,213
2025-03-31 $2,292 1,213