Skip to main content

GROUP ONE TRADING LLC

Position in BRK-B — Berkshire Hathaway Inc

CIK 932540 CHICAGO, IL

Position in BRK-B

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$7,782,065
-$3,194,969 QoQ
Shares Held
15,552
-32.1% QoQ
Ownership
0.001%
of shares outstanding
% of Portfolio
0.27%
of 13F equity value
Holder Rank
#1,516
of 4,969 holders
Holding Since
Dec 2024
5 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in BRK-B Over Time

Shares Held

Position Value (USD)

Position in Insurance - Diversified

Financial Services · as of Jun 30, 2026

GROUP ONE TRADING LLC holds $7,782,909 across 2 Insurance - Diversified names. BRK-B ranks #1 (100.0% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 BRK-B
Berkshire Hathaway Inc
This page
15,552 $7,782,065

All Filings in BRK-B

Export CSV
5 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $7,782,065 15,552
2026-03-31 $10,977,034 22,907
2025-09-30 $7,343,523 14,607
2025-06-30 $6,131,874 12,623
2024-12-31 $2,882,860 6,360