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GROUP ONE TRADING LLC

Position in POWL — Powell Industries Inc

CIK 932540 CHICAGO, IL

Position in POWL

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$4,227,532
+$3,179,572 QoQ
Shares Held
14,763
+212.2% QoQ
Ownership
0.041%
of shares outstanding
% of Portfolio
0.14%
of 13F equity value
Holder Rank
#152
of 571 holders
Holding Since
Sep 2023
5 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in POWL Over Time

Shares Held

Position Value (USD)

Position in Electrical Equipment & Parts

Industrials · as of Jun 30, 2026

GROUP ONE TRADING LLC holds $55,808,267 across 19 Electrical Equipment & Parts names. POWL ranks #4 (7.6% of the industry book) .

# Ticker Company Shares Value (USD) Open
4 POWL
Powell Industries Inc
This page
14,763 $4,227,532

All Filings in POWL

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5 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $4,227,532 14,763
2024-12-31 $1,047,960 4,728
2024-06-30 $14,340 100
2024-03-31 $5,549 39
2023-09-30 $25,947 313