BRODY PAUL JONATHAN

PrivateCIK: 1391403
Location

GREENWICH, CT

BRODY PAUL JONATHAN (Chief Financial Officer) sold 75.5% of their position (21.36K shares) of INTERACTIVE BROKERS GROUP, INC. on the open market

Open‑market sale worth $1.45M — a major position exit. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 5 sales
InsiderBRODY PAUL JONATHANCIK 1391403
DirectorOfficer· Chief Financial Officer
Since Dec 2018
-21.36K
Net shares
Net seller
$1.45M
Total sold
5
Open market trades
0B · 5S
5
Total transactions
21.36K disposed
Non-Derivative Transactions5

Class A common stock

Indirect
S · Sale

Shares

7.41K

Price / share

$67.16

Trade value

$497.92K

% of position

26.2%
9/29/2025
28.29K20.88K

Class A common stock

Indirect
S · Sale

Shares

8.79K

Price / share

$68.27

Trade value

$600.23K

% of position

42.1%
9/29/2025
20.88K12.08K

Class A common stock

Indirect
S · Sale

Shares

2.02K

Price / share

$68.70

Trade value

$138.84K

% of position

16.7%
9/29/2025
12.08K10.06K

Class A common stock

Indirect
S · Sale

Shares

1.98K

Price / share

$69.30

Trade value

$137.14K

% of position

19.7%
9/30/2025
10.06K8.08K

Class A common stock

Indirect
S · Sale

Shares

1.16K

Price / share

$70.00

Trade value

$80.85K

% of position

14.3%
9/30/2025
8.08K6.93K
Total

Net shares

21.36K

Net value

-$1.45M

Derivative Transactions0
No derivative transactions reported
Non-Derivative Holdings (Post-Transaction)1

Class A common stock

Direct
Shares owned2.89M
Total
2.89M direct2.89M
Derivative Holdings (Post-Transaction)0
No derivative holdings reported
BRODY PAUL JONATHAN — Insider Transaction (Form 4) Filed Oct 1, 2025 | Finecho