SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

SCHEDULE 13G

Radvision Ltd.

(Name of Issuer)

Common Stock

(Title of Class of Securities)

M81869105

(CUSIP Number)

December 31, 2009

(Date of Event Which Requires Filing of This Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

þ Rule 13d-1(b)

o Rule 13d-1(c)

o Rule 13d-1(d)

The information required on the remainder of this cover page shall not be deemed to be “filed” for the purpose of Section 18 of the Securities Exchange Act of 1934 (“Act”) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

 

 

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ITEM 1.

	(a)		Name of Issuer: Radvision Ltd.
	(b)		Address of Issuer’s Principal Executive Offices:

24 Raoul Wallenberg Street
Tel Aviv 69719, Israel

ITEM 2.

(a)

and (c) Name and Domicile/Citizenship of Persons Filing:

	(i)		Clough Capital Partners L.P., a Delaware limited partnership.
	(ii)		Clough Capital Partners LLC, a Delaware limited liability company.
	(iii)		Charles I. Clough, Jr., a United States citizen.
	(iv)		James E. Canty, a United States citizen.
	(v)		Eric A. Brock, a United States citizen.

(b)

Each of the Reporting Persons has a business address of:    One Post Office Square, 40th Floor, Boston, MA 02109.

	(d)		Title of Class of Securities: Common Stock, par value $0.01 per share.
	(e)		CUSIP Number: M81869105

ITEM 3. IF THIS STATEMENT IS FILED PURSUANT TO RULE 13D-1(B), OR 13D-2(B) OR (C), CHECK WHETHER THE PERSON FILING IS A:

	(a)		o Broker or Dealer registered under Section 15 of the Act
	(b)		o Bank as defined in section 3(a)(6) of the Act
	(c)		o Insurance Company as defined in section 3(a)(19) of the Act
	(d)		o Investment Company registered under section 8 of the Investment Company Act of 1940
	(e)		þ Investment Adviser registered under section 203 of the Investment Advisers Act or under the laws of any State
	(f)		o Employee Benefit Plan, Pension fund which is subject to the provisions of the Employee Retirement Income Security Act of 1974 or Endowment Fund; see Section 240.13d-1(b)(1)(ii)(F)
	(g)		þ A Parent Holding Company or control person, in accordance with Section 240.13d-1(b)(ii)(G) (Note: See Item 7)
	(h)		o A Savings Association as defined in Section 3(b) of the Federal Deposit Insurance Act
	(i)		o A Church Plan that is excluded from the definition of an investment company under Section 3(c)(14) of the Investment Company Act of 1940
	(j)		o Group, in accordance with Section 240.13d-1(b)(1)(ii)(J)

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ITEM 4. OWNERSHIP

Provide the following information regarding the aggregate number and percentage of the class of securities of the issuer identified in Item 1.

	(a)		Amount Beneficially Owned: 0*
	(b)		Percent of Class: 0.0%*
	(c)		Number of shares as to which such person has:

	(i)		sole power to vote or to direct the vote: 0
	(ii)		shared power to vote or to direct the vote: 0*
	(iii)		sole power to dispose or to direct the disposition of: 0
	(iv)		shared power to dispose or to direct the disposition of: 0*

     The share holding and percent of class data set forth above is reported as of the date of the filing of this statement on Schedule 13G.

ITEM 5. OWNERSHIP OF FIVE PERCENT OR LESS OF A CLASS

     If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following þ.

ITEM 6 OWNERSHIP OF MORE THAN FIVE PERCENT ON BEHALF OF ANOTHER PERSON

     Not Applicable.

ITEM 7. IDENTIFICATION AND CLASSIFICATION OF THE SUBSIDIARY WHICH ACQUIRED THE SECURITY BEING REPORTED ON BY THE PARENT HOLDING COMPANY

     See Exhibit 1.

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ITEM 8. IDENTIFICATION AND CLASSIFICATION OF MEMBERS OF THE GROUP

     Not Applicable.

ITEM 9. NOTICE OF DISSOLUTION OF GROUP

     Not Applicable.

ITEM 10. CERTIFICATION

     By signing below, I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of such securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect.

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SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I hereby certify that the information set forth in this statement is true, complete and correct.

Date: February 9, 2010

Exhibit 1

     This statement on Schedule 13G (and any amendments hereto) is filed by (a) Clough Capital Partners L.P., (b) Clough Capital Partners LLC, the general partner of Clough Capital Partners L.P., and (c) each of Charles I. Clough, Jr., James E. Canty and Eric A. Brock, the managing members of Clough Capital Partners LLC.

Exhibit 2

JOINT FILING AGREEMENT

     This Joint Filing Agreement, dated as of February 9, 2010, is by and among Clough Capital Partners L.P., a Delaware limited partnership, Clough Capital Partners LLC, a Delaware limited liability company, Charles I. Clough, Jr., James E. Canty and Eric A. Brock (the foregoing are collectively referred to herein as the “Clough Capital Filers”).

     Each of the Clough Capital Filers may be required to file with the United States Securities and Exchange Commission a statement on Schedule 13G (and amendments thereto) with respect to shares of Common Stock, par value $0.01 per share, of Radvision Ltd., an Israel corporation, beneficially owned by them from time to time.

     Pursuant to and in accordance with Rule 13(d)(1)(k) promulgated under the Securities Exchange Act of 1934, as amended, the Clough Capital Filers hereby agree to file a single statement on Schedule 13G (and any amendments thereto) on behalf of each of the Clough Capital Filers, and hereby further agree to file this Joint Filing Agreement as an exhibit to such statement, as required by such rule.

     This Joint Filing Agreement may be terminated by any of the Clough Capital Filers upon written notice to the other Clough Capital Filers.

     Executed and delivered as of the date first above written.

CLOUGH CAPITAL PARTNERS L.P.
By Clough Capital Partners LLC,								/s/ Charles I. Clough, Jr.
its general partner								Charles I. Clough, Jr., individually
		By:		/s/ James E. Canty				/s/ James E. Canty
				James E. Canty, a managing member				James E. Canty, individually
								/s/ Eric A. Brock
CLOUGH		CAPITAL		PARTNERS LLC				Eric A. Brock, individually
		By:		/s/ James E. Canty
				James E. Canty, a managing member