Calamos Advisors’s Altimar Acquisition Corp. II Units, each consisting of one Class A ordinary share and one-fourth of ATMR.U Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Shares Change %	Capital Flow	Portfolio Weight	Portfolio Position
2021 Q3	–	Sell	-50,000	Closed	-$502K	–	1043
2021 Q2	$502K	Hold	50,000	–	–	﹤0.01%	847
2021 Q1	$510K	Buy	+50,000	New	+$510K	﹤0.01%	796