Cheri Lantz

Date	Company	Security	Transaction	Code	Indirect	10b5-1	$Price	#Shares	$Value	#Remaining
31 Aug 24	HYLN Hyliion	Common Stock	Payment of exercise	Dispose F	No	No	1.87	2,584	4.83 k	546,956
28 Aug 24	HYLN Hyliion	Common Stock	Payment of exercise	Dispose F	No	No	1.88	2,435	4.58 k	549,540
13 Aug 24	HYLN Hyliion	Common Stock	Conversion	Acquire C	No	No	0	49,000	0.00	551,975
13 Aug 24	HYLN Hyliion	Performance Stock Incentive Units Common Stock	Conversion	Dispose C	No	No	0	49,000	0.00	196,000
31 May 24	HYLN Hyliion	Common Stock	Payment of exercise	Dispose F	No	No	1.48	2,584	3.82 k	502,975
28 May 24	HYLN Hyliion	Common Stock	Payment of exercise	Dispose F	No	No	1.46	2,435	3.56 k	505,559

Data from 3, 4 and 5 filings. Values as filed, not updated for current price.