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SIMPLEX TRADING, LLC

Position in AJG — Arthur J. Gallagher & Co.

CIK 1488542 CHICAGO, IL

Position in AJG

as of Jun 30, 2026 · filed Aug 12, 2026
Position Value
$969,933
+$190,008 QoQ
Shares Held
4,225
+67.8% QoQ
Ownership
0.002%
of shares outstanding
% of Portfolio
0.03%
of 13F equity value
Holder Rank
#598
of 1,264 holders
Holding Since
Jun 2021
8 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in AJG Over Time

Shares Held

Position Value (USD)

Position in Insurance Brokers

Financial Services · as of Jun 30, 2026

SIMPLEX TRADING, LLC holds $1,316,717 across 6 Insurance Brokers names. AJG ranks #1 (73.7% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 AJG
Arthur J. Gallagher & Co.
This page
4,225 $969,933

All Filings in AJG

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8 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $969,933 4,225
2025-09-30 $779,925 2,518
2024-03-31 $108,767 435
2023-12-31 $1,907,207 8,481
2023-09-30 $1,047,110 4,594
2022-06-30 $213,093 1,307
2021-09-30 $350,665 2,359
2021-06-30 $330,448 2,359