INTERACTIVE BROKERS GROUP IN

Ticker: IBKR CUSIP: 45841N107 Class: EQTY

Kemnay Advisory Services Inc.'s Holding History (CIK: 0001555283)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 107 Value ($000) $7 Avg Close $66.89 Range $58.88 - $73.26

Q3 2021

Shares 14,064 Value ($000) $877 Avg Close $15.36 Range $14.37 - $16.36

Q4 2018

Shares 28,601 Value ($000) $1,563 Avg Close $12.75 Range $11.08 - $14.96

Q3 2018

Shares 26,734 Value ($000) $1,479 Avg Close $14.48 Range $13.14 - $15.95

Q2 2018

Shares 20,498 Value ($000) $1,320 Avg Close $17.25 Range $15.13 - $19.13

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	107	$7	$66.89	$58.88 - $73.26
Q3 2021	14,064	$877	$15.36	$14.37 - $16.36
Q4 2018	28,601	$1,563	$12.75	$11.08 - $14.96
Q3 2018	26,734	$1,479	$14.48	$13.14 - $15.95
Q2 2018	20,498	$1,320	$17.25	$15.13 - $19.13