UNITED STATES


SECURITIES AND EXCHANGE COMMISSION


Washington, D.C. 20549





FORM 10-K/A


AMENDMENT NO. 1




(Mark One)
ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OFx
THE SECURITIES EXCHANGE ACT OF 1934For the fiscal year ended May 31, 2010ORo
TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OFTHE SECURITIES EXCHANGE ACT OF 1934


For the transition period from ________ to ________





Commission file number 0-14820





IMMUCOR, INC.


(Exact name of registrant as specified in its charter)




Georgia
22-2408354(State or other jurisdiction of incorporation or organization)
(I.R.S. Employer Identification No.)3130 GATEWAY DRIVE, P.O. BOX 5625Norcross, Georgia
30091-5625(Address of principal executive offices)
(Zip Code)


Registrant’s telephone number, including area code, is (770) 441-2051





Securities registered pursuant to Section 12(b) of the Act:


Title of Each Class
Name of Each Exchange on Which RegisteredCOMMON STOCK, $.10 PAR VALUE
The Nasdaq Stock Market LLCCOMMON STOCK PURCHASE RIGHTS





Securities registered pursuant to Section 12(g) of the Act:


NONE





Indicate by check mark if the registrant is a well-known seasoned issuer, as defined in Rule 405 of the Securities Act.   Yes x     No o





Indicate by check mark if the registrant is not required to file reports pursuant to Section 13 or Section 15(d) of the Act. Yes o     No x





Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the Registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days.   Yes x     No o





Indicate by check mark whether the registrant has submitted electronically and posted on its corporate website, if any, every Interactive Data File required to be submitted and posted pursuant to Rule 405 of Regulation S-T (§ 229.405 of this chapter) during the preceding 12 months (or for such shorter period that the registrant was required to submit and post such files).   Yes o     No o





Indicate by a check mark if disclosure of delinquent filers pursuant to Item 405 of Regulation S-K is not contained herein, and will not be contained, to the best of registrant's knowledge, in definitive proxy or information statements incorporated by reference in Part III of this Form 10-K or any amendment to this Form 10-K.   o





Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, or a smaller reporting company. See definition of “large accelerated filer,” “accelerated filer” and “small reporting company” in Rule 12b-2 of the Exchange Act.


Large accelerated filer   x
Accelerated filer                  oNon-accelerated filer     o
Small reporting company  o


Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Act).   Yes o     No x





As of November 30, 2009, the aggregate market value of the common stock held by non-affiliates of the registrant was $1,280,626,276, based upon the closing price on The Nasdaq Stock Market on that date.  For the purpose of calculating this amount, all officers and directors have been treated as affiliates.




As of June 30, 2010, there were 69,979,036 shares of common stock outstanding.





DOCUMENTS INCORPORATED BY REFERENCE


Part III - Portions of the Registrant’s definitive Proxy Statement relating to the registrant’s 2010 Annual Meeting of Shareholders, to be filed with the Securities and Exchange Commission within 120 days following the end of the Company’s fiscal year, are incorporated by reference in Part III of this Annual Report on Form 10-K as indicated herein.





EXPLANATORY NOTE
  Our annual report on Form 10-K for the fiscal year ended May 31, 2010 (the “Original Filing”) was filed with the Securities and Exchange Commission on July 23, 2010. The only purpose of this Amendment No. 1 on Form 10-K/A is to include the conformed signature on Grant Thornton LLP’s consent filed as Exhibit 23.1 to the Original Filing. Grant Thornton had manually signed the consent but the page filed with the Original Filing failed to indicate that signature.  No other items of the Original Filing are being amended hereby.











SIGNATURES





Pursuant to the requirements of Section 13 or 15(d) of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.





IMMUCOR, INC.





By:  /s/ Dr. GIOACCHINO DE CHIRICO


Dr. Gioacchino De Chirico, President and Chief Executive Officer


(Principal Executive Officer)


July 26, 2010