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SIMPLEX TRADING, LLC

Position in POWL — Powell Industries Inc

CIK 1488542 CHICAGO, IL

Position in POWL

as of Jun 30, 2026 · filed Aug 12, 2026
Position Value
$3,711,511
+$3,059,636 QoQ
Shares Held
12,961
+182.9% QoQ
Ownership
0.036%
of shares outstanding
% of Portfolio
0.12%
of 13F equity value
Holder Rank
#160
of 571 holders
Holding Since
Mar 2022
8 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

SIMPLEX TRADING, LLC holds $27,823,785 across 22 Electrical Equipment & Parts names. POWL ranks #3 (13.3% of the industry book) .

# Ticker Company Shares Value (USD) Open
3 POWL
Powell Industries Inc
This page
12,961 $3,711,511

All Filings in POWL

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8 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $3,711,511 12,961
2024-03-31 $651,875 4,581
2023-12-31 $415,657 4,702
2023-09-30 $208,990 2,521
2023-06-30 $4,301 71
2023-03-31 $127,301 2,989
2022-12-31 $127,879 3,635
2022-03-31 $602 31