Ascent Solar Technologies, Inc. - Director's Dealing 2007

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Ascent Solar Technologies, Inc. (ASTI)
CIK: 0001350102
Period of Report: 2007-12-21

Reporting Person: ITN Energy Systems, Inc. (10% Owner)

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2007-12-21	Common Stock	S	400	$19.80	Disposed	846900	Direct
2007-12-21	Common Stock	S	700	$19.81	Disposed	846200	Direct
2007-12-21	Common Stock	S	400	$19.83	Disposed	845800	Direct
2007-12-21	Common Stock	S	100	$19.84	Disposed	845700	Direct
2007-12-21	Common Stock	S	100	$19.87	Disposed	845600	Direct
2007-12-21	Common Stock	S	400	$19.88	Disposed	845200	Direct
2007-12-21	Common Stock	S	100	$19.89	Disposed	845100	Direct
2007-12-21	Common Stock	S	1000	$19.91	Disposed	844100	Direct
2007-12-21	Common Stock	S	100	$19.93	Disposed	844000	Direct
2007-12-21	Common Stock	S	200	$19.94	Disposed	843800	Direct
2007-12-21	Common Stock	S	300	$19.98	Disposed	843500	Direct
2007-12-21	Common Stock	S	500	$20.03	Disposed	843000	Direct
2007-12-21	Common Stock	S	500	$20.05	Disposed	842500	Direct

F1: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on June 26, 2007.