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 * Eaglesham David J   2. Issuer Name and Ticker or Trading Symbol FIRST SOLAR, INC. [FSLR] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) Chief Technology Officer (Last) (First) (Middle) C/O FIRST SOLAR, INC., 350 WEST WASHINGTON STREET, SUITE 600 3. Date of Earliest Transaction (Month/Day/Year) 07/30/2010 (Street) TEMPE, AZ 85281 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 07/30/2010   M   1,100 (1) A $ 0 3,044 D   Common Stock 07/30/2010   F   462 (2) D $ 125.45 2,582 D   Common Stock 08/02/2010   M(3)   10,881 A $ 20 13,463 D   Common Stock 08/02/2010   S(3)   2,500 D $ 125.87 (4) (7) 10,963 D   Common Stock 08/02/2010   S(3)   8,081 D $ 126.47 (5) (7) 2,882 D   Common Stock 08/02/2010   S(3)   300 D $ 127.24 (6) (7) 2,582 D

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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 Units

(8)

07/30/2010

M

1,100

(9)

(9)

Common Stock

1,100

$ 0

2,200

D

Non-Qualified Stock Options (Right to Buy)

$ 20

08/02/2010

M

10,881

(10)

11/16/2013

Common Stock

10,881

$ 0

37,158

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Eaglesham David J C/O FIRST SOLAR, INC. 350 WEST WASHINGTON STREET, SUITE 600 TEMPE, AZ 85281			Chief Technology Officer

Signatures

/s/ Peter C. Bartolino, Attorney-in-fact		08/03/2010
**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 shares of common stock issued upon vesting of 20% of the restricted stock units granted on July 30, 2007.
(2)	Represents shares of common stock withheld by the Issuer to satisfy certain tax withholding obligations associated with the vesting of the restricted stock units.
(3)	This transaction was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the reporting person.
(4)	This transaction was executed in multiple trades at prices ranging from $125.17 to $126.16. The price reported above reflects the weighted average sale price for the transactions reported on this line.
(5)	This transaction was executed in multiple trades at prices ranging from $126.17 to $127.07. The price reported above reflects the weighted average sale price for the transactions reported on this line.
(6)	This transaction was executed in multiple trades at prices ranging from $127.18 to $127.34. The price reported above reflects the weighted average sale price for the transactions reported on this line.
(7)	A total of 10,881 shares were sold on this date in multiple transactions at prices ranging from $125.17 to $127.34, with a total weighted average sale price of $126.36. The reporting person undertakes to provide upon request by the staff of the SEC, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate price.
(8)	Each restricted stock unit represents the right to receive, upon vesting, one share of the Issuer's common stock in accordance with the Issuer's Amended and Restated 2006 Omnibus Incentive Plan.
(9)	The restricted stock units were granted on July 30, 2007 as part of the Issuer's annual equity grant to executive officers. The units are scheduled to vest annually from the grant date at a rate of 20% on each of the first three anniversaries of the grant date, with the remaining 40% scheduled to vest on the fourth anniversary of the grant date.
(10)	The option was granted on November 16, 2006. The option becomes exercisable with respect to 3,627 shares monthly until June 1, 2011.

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