HighTower Advisors’s Horizon Acquisition Corporation Units, each consisting of one Class A ordinary share and one-third o HZAC.U Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Shares Change %	Capital Flow	Portfolio Weight	Portfolio Position
2020 Q4	–	Sell	-466,518	Closed	-$4.85M	–	2714
2020 Q3	$4.85M	Buy	+466,518	New	+$4.85M	0.02%	558