Allot Ltd. — Regulatory Filings 2007

May 14, 2007

6-K 1 zk73747.htm Created by EDGAR Ease Plus (EDGAR Ease+) Project: \Backup\office\EDGAR Filing\Allot Communications Ltd\73747\a73747.eep Control Number: 73747 Rev Number: 1 Client Name: Allot Communications Ltd Project Name: 6-K Firm Name: Zadok-Keinan Ltd 6-K MARKER FORMAT-SHEET="Scotch Rule Top-TNR1" FSL="Project" MARKER FORMAT-SHEET="Head Major Center Bold-TNR" FSL="Workstation"

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

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FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13A-16 OR 15D-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934

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For the month of May 2007 Commission File Number: 001-33129

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Allot Communications Ltd. (Translation of registrant’s name into English)

22 Hanagar Street Neve Ne'eman Industrial Zone B Hod-Hasharon 45240 Israel (Address of principal executive offices)

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Indicate by check mark whether the registrant files or will file annual reports under cover Form 20-F or Form 40-F.

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Form 20-F x Form 40-F o

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Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1): ____

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Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7): ____

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Indicate by check mark whether by furnishing the information contained in this Form, the registrant is also thereby furnishing the information to the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934.

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Yes o No x

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If "Yes" is marked, indicate below the file number assigned to the registrant in connection with Rule 12g3-2(b): 82- ________

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EXPLANATORY NOTE

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Allot Communications Ltd. (the “Company”) today announced that in accordance with the underwriting agreement entered into between the Company and its underwriters in connection with Company’s initial public offering, the 180-day lock-up period imposed on the Company and certain of its directors, officers, employees and shareholders that was originally scheduled to end on May 14, 2007 is automatically being extended and will end on Saturday, May 26, 2007.

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This extension was triggered as a result of the Company releasing its results of operations for the first quarter 2007 during the last 17 days of the original lock-up period. The extension is designed to enable an underwriter who publishes research reports regarding the Company to comply with NASD Rule 2711(f) regarding the timing of such reports.

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SIGNATURES

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Pursuant to the requirements 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.

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Allot Communications Ltd. By: /s/ Adi Sapir —————————————— Adi Sapir Chief Financial Officer

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Date: May 14, 2007

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