SEC FORM 4

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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

1. Name and Address of Reporting Person^*

KIM HO IL

(Last)

(First)

(Middle)

GT ADVANCED TECHNOLOGIES INC.

243 DANIEL WEBSTER HIGHWAY

(Street)

MERRIMACK

03054

(City)

(State)

(Zip)

2. Issuer Name and Ticker or Trading Symbol
GT Advanced Technologies Inc. [ GTAT ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	V.P., Chief Adm. Off., GC

3. Date of Earliest Transaction (Month/Day/Year)
06/02/2014

4. If Amendment, Date of 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

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock, par value $.01	06/02/2014		M		9,765	A	$0	61,200	D
Common Stock, par value $.01	06/02/2014		F		4,604⁽¹⁾	D	$16.68	56,596	D
Common Stock, par value $.01	06/02/2014		M		13,716	A	$0	70,312	D
Common Stock, par value $.01	06/02/2014		F		6,467⁽¹⁾	D	$16.68	63,845	D
Common Stock, par value $.01	06/03/2014		M⁽²⁾		25,000	A	$5.44	88,845	D
Common Stock, par value $.01	06/03/2014		S⁽²⁾		25,000	D	$15.916	63,845	D
Common Stock, par value $.01	06/03/2014		S⁽²⁾		18,854	D	$15.9005	44,991	D

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 Securities Underlying Derivative Security (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: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Restricted Stock Unit	⁽³⁾	06/02/2014		M			9,765	⁽⁴⁾	⁽⁴⁾	Common Stock, par value $.01	9,765	$0	0	D
Restricted Stock Unit	⁽³⁾	06/02/2014		M			13,716	⁽⁵⁾	⁽⁵⁾	Common Stock, par value $.01	13,716	$0	13,716	D
Stock Option (right to buy)	$5.44	06/03/2014		M⁽²⁾			25,000	⁽⁶⁾	06/02/2020	Common Stock, par value $.01	25,000	$0	2,789	D

Explanation of Responses:

1. These shares were withheld to satisfy the reporting person's tax withholding obligations upon the vesting of restricted stock units on June 2, 2014.

2. These transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 Plan adopted by the reporting person on December 16, 2013, in order to implement a plan of financial diversification. Accordingly, the reporting person had no discretion with regard to the timing of the transaction. All sales by the reporting person are subject to the issuer's equity ownership requirements.

3. Each restricted stock unit represents the right to receive one share of common stock of GT Advanced Technologies Inc.

4. The restricted stock units vest in four equal annual installments beginning June 2, 2011. Shares of common stock are delivered to the reporting person upon vesting.

5. The restricted stock units vest in four equal annual installments beginning June 2, 2012. Shares of common stock are delivered to the reporting person upon vesting.

6. Of these options, one fourth vested on June 2, 2011, the first anniversary of the date of grant, and the balance vest in equal montly installments of 1/48th of total each month subsequent to June 2011.

Remarks:

	/s/Allison G. Pellegrino, under power of attorney	06/04/2014
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* 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).
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