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SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 10-KSB/A

|        |                                                                                      |
|--------|--------------------------------------------------------------------------------------|
|   | Annual Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 |

For the fiscal year ended: December  31,  2006

|        |                                                                                          |
|--------|------------------------------------------------------------------------------------------|
|   | Transition Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 |

For the transition period from                      to                     

Commission File Number 001-32549

Courtside Acquisition Corp.

(Name of Small Business Issuer in Its Charter)

|                                                                                 |  |  |                                                                |
|---------------------------------------------------------------------------------|--|--|----------------------------------------------------------------|
| Delaware (State of Incorporation)                                               |  |  | 20-2521288 (Small Business Issuer I.R.S. Employer I.D. Number) |
| 1700 Broadway 17th Floor, New York, NY (Address of principal executive offices) |  |  | 10019 (Zip code)                                               |
|                                                                                 |

212-641-5000

(Issuer’s Telephone Number, Including Area Code)

EXPLANATORY NOTE

This Amendment No. 1 to the Annual Report on Form 10-KSB of Courtside Acquisition Corp. for the fiscal year ended December  31,  2006 is being filed solely to amend the ‘‘Market Information’’ contained in Part II, Item 5 to correct certain typographical errors.

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PART II

ITEM 5.    MARKET FOR COMMON EQUITY AND RELATED STOCKHOLDER MATTERS

Market Information

Our units, common stock and warrants are listed on the American Stock Exchange under the symbols CRB.U, CRB and CRB.WS, respectively. The following table sets forth the range of high and low last sales prices for the units, common stock and warrants for the periods indicated since the units commenced public trading on July  1,  2005 and since the common stock and warrants commenced public trading on August  2,  2005.

|                |  |  |       |  |         |              |  |  |          |  |         |     |  |  |      |  |         |     |  |  |  |  |         |  |  |  |  |  |         |  |  |  |  |  |         |  |
|----------------|--|--|-------|--|---------|--------------|--|--|----------|--|---------|-----|--|--|------|--|---------|-----|--|--|--|--|---------|--|--|--|--|--|---------|--|--|--|--|--|---------|--|
|           |  |  | Units |  |         | Common Stock |  |  | Warrants |
|           |  |  | High  |  |         | Low          |  |  | High     |  |         | Low |  |  | High |  |         | Low |
| 2007           |  |  |       |  |    |              |  |  |          |  |    |     |  |  |      |  |    |     |  |  |  |  |    |  |  |  |  |  |    |  |  |  |  |  |    |  |
| First Quarter* |  |  |       |  | 6.28    |              |  |  |          |  | 6.00    |     |  |  |      |  | 5.51    |     |  |  |  |  | 5.42    |  |  |  |  |  | 0.40    |  |  |  |  |  | 0.29    |  |
| 2006           |  |  |       |  |    |              |  |  |          |  |    |     |  |  |      |  |    |     |  |  |  |  |    |  |  |  |  |  |    |  |  |  |  |  |    |  |
| Fourth Quarter |  |  |       |  | 6.00    |              |  |  |          |  | 5.85    |     |  |  |      |  | 5.45    |     |  |  |  |  | 5.30    |  |  |  |  |  | 0.40    |  |  |  |  |  | 0.22    |  |
| Third Quarter  |  |  |       |  | 6.25    |              |  |  |          |  | 5.80    |     |  |  |      |  | 5.40    |     |  |  |  |  | 5.15    |  |  |  |  |  | 0.47    |  |  |  |  |  | 0.31    |  |
| Second Quarter |  |  |       |  | 7.00    |              |  |  |          |  | 6.25    |     |  |  |      |  | 5.56    |     |  |  |  |  | 5.20    |  |  |  |  |  | 0.71    |  |  |  |  |  | 0.44    |  |
| First Quarter  |  |  |       |  | 6.80    |              |  |  |          |  | 6.00    |     |  |  |      |  | 5.60    |     |  |  |  |  | 5.18    |  |  |  |  |  | 0.70    |  |  |  |  |  | 0.43    |  |
| 2005           |  |  |       |  |    |              |  |  |          |  |    |     |  |  |      |  |    |     |  |  |  |  |    |  |  |  |  |  |    |  |  |  |  |  |    |  |
| Fourth Quarter |  |  |       |  | 6.35    |              |  |  |          |  | 5.70    |     |  |  |      |  | 5.30    |     |  |  |  |  | 5.11    |  |  |  |  |  | 0.59    |  |  |  |  |  | 0.36    |  |
| Third Quarter  |  |  |       |  | 6.25    |              |  |  |          |  | 5.90    |     |  |  |      |  | 5.25    |     |  |  |  |  | 5.00    |  |  |  |  |  | 0.56    |  |  |  |  |  | 0.40    |  |
| Second Quarter |  |  |       |  | — |              |  |  |          |  | — |     |  |  |      |  | — |     |  |  |  |  | — |  |  |  |  |  | — |  |  |  |  |  | — |  |
| First Quarter  |  |  |       |  | — |              |  |  |          |  | — |     |  |  |      |  | — |     |  |  |  |  | — |  |  |  |  |  | — |  |  |  |  |  | — |  |
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|   |                         |
|---|-------------------------|
| * | Through March  6,  2007 |

As of March  6,  2007, there was one holder of record of our units, thirteen holders of record of our common stock and one holder of record of our warrants.

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SIGNATURES

Pursuant to the requirements of the Section 13 or 15 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 on the 16th day of March, 2007.

|  | COURTSIDE ACQUISITION CORP. |
|--|-----------------------------|

|  | By:    /s/ Richard D. Goldstein                                 Richard D. Goldstein         Chairman and Chief Executive Officer         (Principal Executive Officer) |
|--|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

In accordance with the Securities Exchange Act of 1934, this report has been signed below by the following persons on behalf of the registrant and in the capacities and on the dates indicated.

|                          |  |                                                                                        |  |                |
|--------------------------|--|----------------------------------------------------------------------------------------|--|----------------|
| Name                     |  | Position                                                                               |  | Date           |
|                          |
| /s/ Richard D. Goldstein |  | Chairman of the Board andChief Executive Officer (Principal executive officer)         |  | March 16, 2007 |
|                          |
| Richard D. Goldstein     |
|                          |
| /s/ Bruce M.  Greenwald  |  | President and Director                                                                 |  | March 16, 2007 |
|                          |
| Bruce M.  Greenwald      |
|                          |
| /s/ Carl D. Harnick      |  | Vice President and Chief Financial Officer (Principal accounting andfinancial officer) |  | March 16, 2007 |
|                          |
| Carl D. Harnick          |
|                          |
| /s/ Dennis H. Leibowtiz  |  | Director                                                                               |  | March 16, 2007 |
|                          |
| Dennis H. Leibowitz      |
|                          |
| /s/ Peter R. Haje        |  | Director                                                                               |  | March 16, 2007 |
|                          |
| Peter R. Haje            |
|                          |
| /s/ Darren M.  Sardoff   |  | Director                                                                               |  | March 16, 2007 |
|                          |
| Darren M.  Sardoff       |
|                          |

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