FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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(Print or Type Responses)

1. Name and Address of Reporting Person * Misra Mohan   2. Issuer Name and Ticker or Trading Symbol Ascent Solar Technologies, Inc. [ASTI] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director __X__ 10% Owner __X__ Officer (give title below) _____ Other (specify below) Chief Strategy Officer (Last) (First) (Middle) C/O ASCENT SOLAR TECHNOLOGIES, INC., 12300 GRANT STREET 3. Date of Earliest Transaction (Month/Day/Year) 06/29/2009 (Street) THORNTON, CO 80241 4. If Amendment, Date Original Filed(Month/Day/Year) 6. Individual or Joint/Group Filing(Check Applicable Line) _X_ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person (City) (State) (Zip) Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned

1.Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock 08/01/2009   M   50,000 A (1) 435,000 (2) D   Common Stock               806,000 (3) I By ITN Energy Systems, Inc.

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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 3)

2. Conversion or Exercise Price of Derivative Security

3. Transaction Date (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

4. Transaction Code (Instr. 8)

5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5)

6. Date Exercisable and Expiration Date (Month/Day/Year)

7. Title and Amount of Underlying Securities (Instr. 3 and 4)

8. Price of Derivative Security (Instr. 5)

9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)

10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)

11. Nature of Indirect Beneficial Ownership (Instr. 4)

Code

V

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Restricted Stock Unit

(4)

06/29/2009

A

100,000

08/01/2009(5)

(4)

Common Stock

100,000

(4)

100,000

D

Restricted Stock Unit

(4)

08/01/2009

M

50,000 (5)

08/01/2009(5)

(4)

Common Stock

50,000

(4)

50,000

D

Commmon Stock Option

$ 3.17

01/01/2010(6)

12/02/2018

Common Stock

60,000

60,000

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Misra Mohan C/O ASCENT SOLAR TECHNOLOGIES, INC. 12300 GRANT STREET THORNTON, CO 80241	X	X	Chief Strategy Officer

Signatures

David C. Wang, as attorney-in-fact for Mohan Misra		08/07/2009
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 4(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1)	Represents the portion of an award of restricted stock units granted under the Issuer's 2008 Restricted Stock Plan on June 29, 2009, and that vested on August 1, 2009.
(2)	Dr. Misra also holds vested options to purchase 70,000 shares of common stock.
(3)	Dr. Misra indirectly owns 806,000 shares held by ITN Energy Systems, Inc., which is 100% owned by Inica, Inc., a Colorado corporation that is wholly owned by Dr. Misra and an immediate family member.
(4)	Each restricted stock unit represents a contingent right to receive one share of common stock.
(5)	Of the 100,000 restricted stock units comprising the award, 50,000 vest on August 1, 2009 and 50,000 vest on August 1, 2010.
(6)	The options vest in the following amounts on the following dates: 20,000 on January 1, 2010; 20,000 on January 1, 2011; and 20,000 on January 1, 2012.

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