Ownership Submission
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 *
Henry Michael J
  2. Issuer Name and Ticker or Trading Symbol
ALIGN TECHNOLOGY INC [ALGN]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
VP, Info. Technology & CIO
(Last)
(First)
(Middle)
C/O ALIGN TECHNOLOGY, INC., 881 MARTIN AVE.
3. Date of Earliest Transaction (Month/Day/Year)
04/30/2007
(Street)

SANTA CLARA, CA 95050
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 04/30/2007 04/30/2007 S   284 D $ 23.05 7,331 D  
Common Stock 04/30/2007 04/30/2007 S   20 D $ 23.04 7,311 D  
Common Stock 04/30/2007 04/30/2007 S   223 D $ 23.03 7,088 D  
Common Stock 04/30/2007 04/30/2007 S   182 D $ 23.02 6,906 D  
Common Stock 04/30/2007 04/30/2007 S   284 D $ 23.01 6,622 D  
Common Stock 04/30/2007 04/30/2007 S   6,622 D $ 23 0 D  
Common Stock 05/01/2007 05/01/2007 M   14,970 A $ 6.8 14,970 D  
Common Stock 05/01/2007 05/01/2007 S   821 D $ 23.77 14,149 D  
Common Stock 05/01/2007 05/01/2007 S   495 D $ 23.76 13,654 D  
Common Stock 05/01/2007 05/01/2007 S   349 D $ 23.75 13,305 D  
Common Stock 05/01/2007 05/01/2007 S   146 D $ 23.74 13,159 D  
Common Stock 05/01/2007 05/01/2007 S   29 D $ 23.71 13,130 D  
Common Stock 05/01/2007 05/01/2007 S   378 D $ 23.7 12,752 D  
Common Stock 05/01/2007 05/01/2007 S   175 D $ 23.69 12,577 D  
Common Stock 05/01/2007 05/01/2007 S   233 D $ 23.68 12,344 D  
Common Stock 05/01/2007 05/01/2007 S   116 D $ 23.63 12,228 D  
Common Stock 05/01/2007 05/01/2007 S   29 D $ 23.62 12,199 D  
Common Stock 05/01/2007 05/01/2007 S   320 D $ 23.58 11,878 D  
Common Stock 05/01/2007 05/01/2007 S   29 D $ 23.56 11,849 D  
Common Stock 05/01/2007 05/01/2007 S   367 D $ 23.55 11,482 D  
Common Stock 05/01/2007 05/01/2007 S   222 D $ 23.54 11,261 D  
Common Stock 05/01/2007 05/01/2007 S   52 D $ 23.53 11,209 D  
Common Stock 05/01/2007 05/01/2007 S   262 D $ 23.52 10,947 D  
Common Stock 05/01/2007 05/01/2007 S   391 D $ 23.51 10,555 D  
Common Stock 05/01/2007 05/01/2007 S   1,152 D $ 23.5 9,404 D  
Common Stock 05/01/2007 05/01/2007 S   233 D $ 23.49 9,171 D  
Common Stock 05/01/2007 05/01/2007 S   146 D $ 23.48 9,025 D  
Common Stock 05/01/2007 05/01/2007 S   29 D $ 23.47 8,996 D  
Common Stock 05/01/2007 05/01/2007 S   844 D $ 23.46 8,152 D  
Common Stock 05/01/2007 05/01/2007 S   670 D $ 23.45 7,482 D  

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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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
Right to buy (Stock Option) $ 6.8 05/01/2007 05/01/2007 M     14,970 12/12/2006 12/15/2015 Common Stock 14,970 $ 0 155,000 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
Henry Michael J
C/O ALIGN TECHNOLOGY, INC.
881 MARTIN AVE.
SANTA CLARA, CA 95050
      VP, Info. Technology & CIO  

Signatures

 Roger E. George as Attorney in Fact by and on behalf of Michael Henry   05/02/2007
**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).
 
Remarks:
Form 4 filing-continuation report:  Related transactions effected by the Reporting Person on April 30, 2007 and May 1, 2007 are reported on additional Forms 4 filed on May 2, 2007 for Reporting Person.

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

Potential persons who are to respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB number.