HARRIS LAWRENCE E

PrivateCIK: 1406586
Location

GREENWICH, CT

HARRIS LAWRENCE E sold 6.4% of their position (14.36K shares) of INTERACTIVE BROKERS GROUP, INC. on the open market

Open‑market sale worth $997.0K — a moderate reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 2 sales
InsiderHARRIS LAWRENCE ECIK 1406586
Director
Since Dec 2021
-14.36K
Net shares
Net seller
$997.0K
Total sold
2
Open market trades
0B · 2S
2
Total transactions
14.36K disposed
Non-Derivative Transactions2

Class A common stock

Direct
S · Sale

Shares

7.50K

Price / share

$69.73

Trade value

$522.98K

% of position

3.4%
10/27/2025
223.70K216.20K

Class A common stock

Direct
S · Sale

Shares

6.86K

Price / share

$69.15

Trade value

$474.02K

% of position

3.2%
10/28/2025
216.20K209.35K
Total

Net shares

14.36K

Net value

-$997K

Derivative Transactions0
No derivative transactions reported
HARRIS LAWRENCE E — Insider Transaction (Form 4) Filed Oct 29, 2025 | Finecho