Thomas Peterffy Interactive Brokers Group, Inc. (IBKR) insider trading activity

Thomas Peterffy is Chairman of Interactive Brokers Group, Inc.. Currently has a direct ownership of 1.61 Million shares of IBKR, which is worth approximately $291 Million. The most recent transaction as insider was on Mar 16, 2021, when has been sold 20,000 shares (Class A Common Stock) at a price of $77.65 per share, resulting in proceeds of $1,553,000. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 1.61M

4.72% 3M change

1.08% 12M change

Total Value Held $291 Million

Thomas Peterffy Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Mar 16 2021	SELL Open market or private sale	$1,553,000 $77.65 p/Share	20,000 Reduced 0.23%	8,507,511 Class A Common Stock
Mar 15 2021	SELL Open market or private sale	$1,567,200 $78.36 p/Share	20,000 Reduced 0.23%	8,527,511 Class A Common Stock
Mar 12 2021	SELL Open market or private sale	$1,576,000 $78.8 p/Share	20,000 Reduced 0.23%	8,547,511 Class A Common Stock
Mar 11 2021	SELL Open market or private sale	$1,576,000 $78.8 p/Share	20,000 Reduced 0.23%	8,567,511 Class A Common Stock
Mar 10 2021	SELL Open market or private sale	$1,588,200 $79.41 p/Share	20,000 Reduced 0.23%	8,587,511 Class A Common Stock
Mar 09 2021	SELL Open market or private sale	$1,554,800 $77.74 p/Share	20,000 Reduced 0.23%	8,607,511 Class A Common Stock
Mar 08 2021	SELL Open market or private sale	$1,521,200 $76.06 p/Share	20,000 Reduced 0.23%	8,627,511 Class A Common Stock
Mar 05 2021	SELL Open market or private sale	$1,482,600 $74.13 p/Share	20,000 Reduced 0.23%	8,647,511 Class A Common Stock
Mar 04 2021	SELL Open market or private sale	$1,495,400 $74.77 p/Share	20,000 Reduced 0.23%	8,667,511 Class A Common Stock
Mar 03 2021	SELL Open market or private sale	$1,527,800 $76.39 p/Share	20,000 Reduced 0.23%	8,687,511 Class A Common Stock
Mar 02 2021	SELL Open market or private sale	$1,522,600 $76.13 p/Share	20,000 Reduced 0.23%	8,707,511 Class A Common Stock
Mar 01 2021	SELL Open market or private sale	$1,519,400 $75.97 p/Share	20,000 Reduced 0.23%	8,727,511 Class A Common Stock
Feb 26 2021	SELL Open market or private sale	$1,454,400 $72.72 p/Share	20,000 Reduced 0.23%	8,747,511 Class A Common Stock
Feb 25 2021	SELL Open market or private sale	$1,513,200 $75.66 p/Share	20,000 Reduced 0.23%	8,767,511 Class A Common Stock
Feb 24 2021	SELL Open market or private sale	$1,477,800 $73.89 p/Share	20,000 Reduced 0.23%	8,787,511 Class A Common Stock
Feb 23 2021	SELL Open market or private sale	$1,435,600 $71.78 p/Share	20,000 Reduced 0.23%	8,807,511 Class A Common Stock
Feb 22 2021	SELL Open market or private sale	$1,484,400 $74.22 p/Share	20,000 Reduced 0.23%	8,827,511 Class A Common Stock
Feb 19 2021	SELL Open market or private sale	$1,498,200 $74.91 p/Share	20,000 Reduced 0.23%	8,847,511 Class A Common Stock
Feb 18 2021	SELL Open market or private sale	$1,488,000 $74.4 p/Share	20,000 Reduced 0.23%	8,867,511 Class A Common Stock
Feb 17 2021	SELL Open market or private sale	$1,473,800 $73.69 p/Share	20,000 Reduced 0.22%	8,887,511 Class A Common Stock
Feb 16 2021	SELL Open market or private sale	$1,486,800 $74.34 p/Share	20,000 Reduced 0.22%	8,907,511 Class A Common Stock
Feb 12 2021	SELL Open market or private sale	$1,437,000 $71.85 p/Share	20,000 Reduced 0.22%	8,927,511 Class A Common Stock
Feb 11 2021	SELL Open market or private sale	$1,422,600 $71.13 p/Share	20,000 Reduced 0.22%	8,947,511 Class A Common Stock
Feb 10 2021	SELL Open market or private sale	$1,449,600 $72.48 p/Share	20,000 Reduced 0.22%	8,967,511 Class A Common Stock
Feb 09 2021	SELL Open market or private sale	$1,643,400 $73.04 p/Share	22,500 Reduced 0.25%	8,987,511 Class A Common Stock

Thomas Peterffy

Chairman

West Palm Beach, FL

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