Sec Form 4 Filing - DEHNE TIMOTHY R @ LUMINEX CORP - 2013-08-14

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 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

OMB APPROVAL OMB Number: 3235-0287 Expires: November 30, 2011 Estimated average burden hours per response... 0.5

1. Name and Address of Reporting Person DEHNE TIMOTHY R 2. Issuer Name and Ticker or Trading Symbol LUMINEX CORP [ LMNX] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) VP, Systems R&D (Last) (First) (Middle) 12212 TECHNOLOGY BOULEVARD 3. Date of Earliest Transaction (MM/DD/YY) 08/14/2013 (Street) AUSTIN, TX78727 4. If Amendment, Date Original Filed (MM/DD/YY) 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 (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 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 06/28/2013 J V 330 A $ 14.552 ( 1 ) 47,718 D Common Stock 08/09/2013 J V 27,277 ( 2 ) D $ 0 20,441 D Common Stock 08/14/2013 M 1,793 A $ 17.98 22,234 D Common Stock 08/14/2013 S 1,793 D $ 21.2135 ( 3 ) 20,441 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 (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 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 (MM/DD/YY) 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 In direct (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 Stock Option (Right To Buy) $ 18.26 08/09/2013 J V 2,536 ( 4 ) 03/11/2012 03/11/2021 Common Stock 2,536 $ 0 5,071 D Stock Option (Right To Buy) $ 22.71 08/09/2013 J V 6,874 ( 4 ) 03/13/2013 03/13/2022 Common Stock 6,874 $ 0 3,436 D Stock Option (Right To Buy) $ 17.24 08/09/2013 J V 5,973 ( 4 ) 03/08/2014 03/08/2023 Common Stock 5,973 $ 0 0 D Stock Option (Right To Buy) $ 17.98 08/09/2013 J V 4,852 ( 4 ) 07/20/2010 11/07/2013 Common Stock 4,852 $ 0 19,405 D Stock Option (Right To Buy) $ 17.98 08/14/2013 M 1,793 07/20/2010( 5 ) 11/07/2013 Common Stock 1,793 $ 0 17,612 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other DEHNE TIMOTHY R 12212 TECHNOLOGY BOULEVARD AUSTIN, TX78727 VP, Systems R&D Signatures /S/HARRISS T.CURRIE, AS ATTORNEY-IN-FACT FOR TIMOTHY R. DEHNE 08/16/2013 Signature of Reporting Person Date

Explanation of Responses:

( 1 )In accordance with the Luminex Corporation ESPP Plan, these shares were purchased based on 85% of the closing price of the issuer's common stock on January 2, 2013. This ESPP purchase represents a voluntary disclosure on the part of the reporting owner. ( 2 )Unvested Restricted Stock Awards in the amount of 27,277 shares were forfeited on 8/9/2013 upon a change of employment status by the reporting owner on that date. ( 3 )The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $21.20 to $21.24 inclusive. Mr. Dehne undertakes to provide to Luminex Corporation, any security holder of Luminex Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote to this Form 4. ( 4 )Stock Options were forfeited as a result of the change in employment status of the reporting owner. ( 5 )Options vested in five equal increments on anniversary dates of the reporting owner's 7/20/2009 hire 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).

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.