OMB APPROVAL
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OMB Number: 3235-0145
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Expires: February 28, 2009
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Estimated average burden
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hours per response: 14.5
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CUSIP No. 266898105
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1
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NAME OF REPORTING PERSON I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
SRB Management, L.P.
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2
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CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) þ (b) ¨
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3
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SEC USE ONLY
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4
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SOURCE OF FUNDS (See Instructions)
OO
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5
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CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e) o
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6
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CITIZENSHIP OR PLACE OF ORGANIZATION
Texas
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NUMBER OF SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON WITH
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7
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SOLE VOTING POWER
0
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8
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SHARED VOTING POWER
1,773,151
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9
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SOLE DISPOSITIVE POWER
0
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10
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SHARED DISPOSITIVE POWER
1,773,151
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11
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AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
1,773,151
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12
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CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS) o
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13
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PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
7.3%
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14
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TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
IA, PN
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CUSIP No. 266898105
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1
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NAME OF REPORTING PERSON I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
SRB Greenway Opportunity Fund, (QP), L.P.
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2
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CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) þ (b) ¨
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3
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SEC USE ONLY
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4
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SOURCE OF FUNDS (See Instructions)
WC
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5
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CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e) o
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6
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CITIZENSHIP OR PLACE OF ORGANIZATION
Texas
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NUMBER OF SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON WITH
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7
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SOLE VOTING POWER
1,585,636
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8
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SHARED VOTING POWER
0
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9
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SOLE DISPOSITIVE POWER
1,585, 636
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10
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SHARED DISPOSITIVE POWER
0
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11
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AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
1,585,636
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12
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CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS) o
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13
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PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
6.6%
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14
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TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
PN
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CUSIP No. 266898105
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1
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NAME OF REPORTING PERSON I.R.S. IDENTIFICATION NO. OF ABOVE PERSON.
SRB Greenway Opportunity Fund, L.P.
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2
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CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) þ (b) ¨
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3
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SEC USE ONLY
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4
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SOURCE OF FUNDS (See Instructions)
WC
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5
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CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e) o
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6
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CITIZENSHIP OR PLACE OF ORGANIZATION
Texas
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NUMBER OF SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON WITH
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7
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SOLE VOTING POWER
187,515
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8
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SHARED VOTING POWER
0
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9
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SOLE DISPOSITIVE POWER
187,515
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10
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SHARED DISPOSITIVE POWER
0
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11
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AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
187,515
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12
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CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS) o
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13
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PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
0.8%
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14
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TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
PN
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CUSIP No. 266898105
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1
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NAME OF REPORTING PERSON I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
BC Advisors, LLC
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2
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CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) þ (b) ¨
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3
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SEC USE ONLY
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4
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SOURCE OF FUNDS (See Instructions)
OO
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5
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CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e) o
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6
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CITIZENSHIP OR PLACE OF ORGANIZATION
Texas
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NUMBER OF SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON WITH
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7
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SOLE VOTING POWER
0
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8
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SHARED VOTING POWER
1,773,151
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9
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SOLE DISPOSITIVE POWER
0
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10
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SHARED DISPOSITIVE POWER
1,773,151
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11
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AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
1,773,151
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12
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CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS) o
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13
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PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
7.3%
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14
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TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
IA, OO
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CUSIP No. 266898105
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1
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NAME OF REPORTING PERSON I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
Steven R. Becker
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2
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CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) þ (b) ¨
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3
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SEC USE ONLY
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4
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SOURCE OF FUNDS (See Instructions)
OO
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5
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CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e) o
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6
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CITIZENSHIP OR PLACE OF ORGANIZATION
United States
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NUMBER OF SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON WITH
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7
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SOLE VOTING POWER
0
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8
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SHARED VOTING POWER
1,773,151
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9
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SOLE DISPOSITIVE POWER
0
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10
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SHARED DISPOSITIVE POWER
1,773,151
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11
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AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
1,773,151
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12
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CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS) o
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13
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PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
7.3%
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14
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TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
IN
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CUSIP No. 266898105
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1
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NAME OF REPORTING PERSON I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
Matthew A. Drapkin
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2
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CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) þ (b) ¨
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3
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SEC USE ONLY
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4
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SOURCE OF FUNDS (See Instructions)
OO
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5
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CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e) o
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6
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CITIZENSHIP OR PLACE OF ORGANIZATION
United States
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NUMBER OF SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON WITH
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7
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SOLE VOTING POWER
0
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8
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SHARED VOTING POWER
1,773,151
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9
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SOLE DISPOSITIVE POWER
0
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10
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SHARED DISPOSITIVE POWER
1,773,151
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11
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AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
1,773,151
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12
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CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS) o
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13
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PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
7.3%
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14
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TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
IN
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Item 4.
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Purpose of Transaction
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Item 4 is amended and supplemented to add the following information for updating as of the date hereof:
On May 13, 2010, the Issuer entered into an agreement (the “Agreement”) with the Reporting Persons that will avoid a proxy contest for the election of directors at the Issuer’s 2010 annual meeting of stockholders (the “2010 Annual Meeting”).
The following is a brief description of the terms of the Agreement, which description is qualified in its entirety by reference to the full text of the Agreement, which is attached as Exhibit 2 hereto and incorporated by reference herein.
Under the terms of the Agreement, (a) Greenway Opportunity QP and Greenway Opportunity, L.P. have agreed to withdraw the letter delivered by the Greenway Funds to the Vice President of Finance and Chief Financial Officer of the Issuer and to the Secretary of the Issuer dated February 26, 2010, (b) the Issuer has agreed (i) that its slate of nominees for election to the Board shall consist of Alfred Altomari (“Altomari”), Alexander W. Casdin (“Casdin”), Jay M. Haft, Magnus Moliteus, Robert F. Doman, David M. Bartash, Paul Hondros and David M. Wurzer (“Wurzer”), (ii) to include Altomari, Casdin and Wurzer in its slate of nominees for election to the Board at the Issuer’s 2011 annual meeting of stockholders (the “2011 Annual Meeting”), (iii) to appoint Wurzer to both the Audit Committee and the Compensation Committee of the Board, (iv) to appoint Altomari to both the Compensation Committee and the Nominating and Corporate Governance Committee of the Board and (v) to appoint Casdin to both the Compensation Committee and the Nominating and Corporate Governance Committee of the Board and (c) the Reporting Persons have agreed to vote or cause to be voted the shares of Common Stock beneficially owned by the Reporting Persons, as of the record date for the 2010 Annual Meeting or the 2011 Annual Meeting, in favor of the Issuer’s nominees for director at the 2010 Annual Meeting and the 2011 Annual Meeting, respectively, and to abide by certain standstill provisions until the second anniversary of the Agreement (or such earlier date upon the occurence of certain conditions, as described in the Agreement).
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Item 5.
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Interest in Securities of the Issuer
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Subparagraphs (a) through (d) of Item 5 are hereby amended and restated as follows:
(a), (b) As of the date hereof, the Reporting Persons own an aggregate of 1,439,985 shares of Common Stock and warrants exercisable for 333,166 additional shares of Common Stock. Based upon a total of 24,173,096 outstanding shares of Common Stock, as reported in the Issuer’s quarterly report on Form 10-Q for the period ending March 31, 2010, the Reporting Persons’ shares and warrants represent approximately 7.3% of the outstanding shares of Common Stock.
Greenway Opportunity QP owns 1,281,455 shares of Common Stock and warrants exercisable for an additional 304,181 shares of Common Stock (the “Greenway Opportunity QP Shares”), which together represent approximately 6.6% of the outstanding shares of Common Stock.
Greenway Opportunity, L.P. owns 158,530 shares of Common Stock and warrants exercisable for an additional 28,985 shares of Common Stock (the “Greenway Opportunity, L.P. Shares”), which together represent approximately 0.8% of the outstanding shares of Common Stock.
The Greenway Opportunity QP Shares and Greenway Opportunity, L.P. Shares are collectively referred to herein as the “Greenway Funds Shares”.
Greenway Opportunity QP has the power to vote or to direct the vote of (and the power to dispose or direct the disposition of) the Greenway Opportunity QP Shares. Greenway Opportunity QP disclaims beneficial ownership of the Greenway Opportunity, L.P. Shares.
Greenway Opportunity, L.P. has the power to vote or to direct the vote of (and the power to dispose or direct the disposition of) the Greenway Opportunity, L.P. Shares. Greenway Opportunity, L.P. disclaims beneficial ownership of the Greenway Opportunity QP Shares.
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As general partner of the Greenway Funds, SRB Management may be deemed to have the shared power to vote or direct the vote of (and the shared power to dispose or direct the disposition of) the Greenway Funds Shares. SRB Management does not own any shares of Common Stock directly and disclaims beneficial ownership of the Greenway Funds Shares.
As general partner of SRB Management, BCA may be deemed to have the shared power to vote or direct the vote of (and the shared power to dispose or direct the disposition of) any shares of Common Stock beneficially owned by SRB Management. BCA does not own any shares of Common Stock directly and disclaims beneficial ownership of any shares of Common Stock beneficially owned by SRB Management.
As co-managing members of BCA, each of Mr. Becker and Mr. Drapkin may be deemed to have the shared power to vote or direct the vote of (and the shared power to dispose or direct the disposition of) any shares of Common Stock beneficially owned by BCA. Neither Mr. Becker nor Mr. Drapkin owns any shares of Common Stock directly, and each disclaims beneficial ownership of any shares of Common Stock beneficially owned by BCA. Furthermore, Mr. Becker disclaims beneficial ownership of any shares of Common Stock beneficially owned by Mr. Drapkin, and Mr. Drapkin disclaims beneficial ownership of any shares of Common Stock beneficially owned by Mr. Becker.
As of the date hereof, no Reporting Person owns any shares of Common Stock other than those set forth in this Item 5.
(c) The trading dates, number of shares of Common Stock purchased or sold, and the price per share of Common Stock for all transactions by the Reporting Persons in shares of Common Stock since the last amendment of this Schedule 13D, all of which were brokered transactions, are set forth below:
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Name of Reporting Person
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Date
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Number of Shares
Purchased/(Sold)
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Average Price per Share
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Greenway Opportunity QP
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4/22/2010
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(14,107)
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2.6525
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Greenway Opportunity QP
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4/22/2010
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(19,803)
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2.7111
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Greenway Opportunity QP
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4/22/2010
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(19,803)
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2.7111
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Greenway Opportunity QP
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4/30/2010
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(2,225)
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2.7000
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Greenway Opportunity, L.P.
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4/22/2010
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(1,743)
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2.6525
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Greenway Opportunity, L.P.
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4/22/2010
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(2,447)
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2.7111
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Greenway Opportunity, L.P
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4/22/2010
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(2,447)
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2.7111
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Greenway Opportunity, L.P.
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4/30/2010
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(275)
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2.7000
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(d) No person other than the Reporting Persons has the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, the shares of Common Stock set forth above.
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Item 6.
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Contracts, Arrangements, Understandings or Relationships with Respect
to Securities of the Issuer
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Item 6 is amended and supplemented to add the following information for updating as of the date hereof:
On May 13, 2010, the Reporting Persons entered into the Joint Filing Agreement pursuant to which, among other things, the Group agreed to the joint filing on behalf of each of them of statements (including any amendments) on Schedule 13D with respect to the securities of the Issuer.
On May 13, 2010, the Issuer and the Reporting Persons entered into the Agreement, the terms of which are described in Item 4 of this Schedule 13D.
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Item 7.
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Material to Be Filed as Exhibits
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Exhibit 1
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Joint Filing Agreement, dated May 13, 2010, by and among SRB Management, L.P.; SRB Greenway Opportunity Fund, (QP), L.P.; SRB Greenway Opportunity Fund, L.P.; BC Advisors, LLC; Steven R. Becker; and Matthew A. Drapkin.
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Exhibit 2
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Agreement, dated May 13, 2010, by and among DUSA Pharmaceuticals, Inc.; SRB Management, L.P.; SRB Greenway Opportunity Fund, (QP), L.P.; SRB Greenway Opportunity Fund, L.P.; BC Advisors, LLC; Steven R. Becker; and Matthew A. Drapkin.
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SRB MANAGEMENT, L.P.
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By:
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BC Advisors, LLC, its general partner
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By:
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/s/ Richard J. Birns
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Name: Richard J. Birns
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Title: Attorney-in-Fact
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SRB GREENWAY OPPORTUNITY FUND, (QP), L.P.
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By:
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SRB Management, L.P., its general partner
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By:
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BC Advisors, LLC, its general partner
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By:
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/s/ Richard J. Birns
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Name: Richard J. Birns
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Title: Attorney-in-Fact
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SRB GREENWAY OPPORTUNITY FUND, L.P.
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By:
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SRB Management, L.P., its general partner
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By:
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BC Advisors, LLC, its general partner
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By:
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/s/ Richard J. Birns
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Name: Richard J. Birns
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Title: Attorney-in-Fact
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BC ADVISORS, LLC
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By:
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/s/ Richard J. Birns
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Name: Richard J. Birns
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Title: Attorney-in-Fact
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STEVEN R. BECKER
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By:
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/s/ Richard J. Birns
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Name: Richard J. Birns
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Title: Attorney-in-Fact
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MATTHEW A. DRAPKIN
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By:
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/s/ Richard J. Birns
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Name: Richard J. Birns
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Title: Attorney-in-Fact
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