IRONSOURCE LTD

Ticker: IS5EUR CUSIP: M5R75Y101 Class: CL A ORD SHS

GROUP ONE TRADING, L.P.'s Holding History (CIK: 0000932540)

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

Q2 2022

Shares 32,378 Value ($000) $77 Avg Close — Range —

Q4 2021

Shares 70,785 Value ($000) $548 Avg Close — Range —

Q3 2021

Shares 90,920 Value ($000) $988 Avg Close — Range —

Q2 2021

Shares 72,056 Value ($000) $757 Avg Close — Range —

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2022	32,378	$77	—	—
Q4 2021	70,785	$548	—	—
Q3 2021	90,920	$988	—	—
Q2 2021	72,056	$757	—	—