Insider Transactions by GRAYZEL DAVID S.

Symbol	Relationship	Date	Transaction	Cost	# Shares	Value($)	Total Shares	Form 4
AVTE	Director	Jul 02, 2021	Buy	$14.00	535,714	7,499,996	3,103,879	Jul 06, 2021, 04:27 PM
SURF	Director	Dec 17, 2020	Sale	$8.10	1,700,000	13,770,001	2,945,453	Dec 21, 2020, 03:35 PM
SURF	Director	Dec 17, 2020	Sale	$18.10	1,700,000	30,770,001	2,945,453	Dec 21, 2020, 01:32 PM
SURF	Director	Apr 23, 2018	Buy	$15.00	100,000	1,500,000	4,645,453	Apr 23, 2018, 04:18 PM

Desktop Version

Symbol	Relationship	Date	Transaction	Value($)
AVTE	Director	Jul 02, 2021	Buy	7,499,996
SURF	Director	Dec 17, 2020	Sale	13,770,001
SURF	Director	Dec 17, 2020	Sale	30,770,001
SURF	Director	Apr 23, 2018	Buy	1,500,000