Ascent Solar Technologies, Inc. — Director's Dealing 2008

Feb 21, 2008

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Ascent Solar Technologies, Inc. (ASTI)
CIK: 0001350102
Period of Report: 2007-02-19

Reporting Person: Casteel Janet (Chief Accounting Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2008-02-19	Common Stock	S	157	$16.74	Disposed	18390	Direct
2008-02-19	Common Stock	S	63	$16.75	Disposed	18327	Direct
2008-02-19	Common Stock	S	99	$16.76	Disposed	18228	Direct
2008-02-19	Common Stock	S	72	$16.77	Disposed	18156	Direct
2008-02-19	Common Stock	S	16	$16.78	Disposed	18140	Direct
2008-02-19	Common Stock	S	16	$16.79	Disposed	18124	Direct
2008-02-19	Common Stock	S	43	$16.80	Disposed	18081	Direct
2008-02-19	Common Stock	S	16	$16.81	Disposed	18065	Direct
2008-02-19	Common Stock	S	63	$16.83	Disposed	18002	Direct
2007-02-19	Common Stock	S	186	$16.85	Disposed	17816	Direct
2008-02-19	Common Stock	S	31	$16.86	Disposed	17785	Direct
2008-02-19	Common Stock	S	110	$16.87	Disposed	17675	Direct
2008-02-19	Common Stock	S	16	$16.88	Disposed	17659	Direct

Footnotes

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