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UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
SCHEDULE 13D
Under the Securities Exchange Act of 1934
(Amendment No. 5)*
Enzon Pharmaceuticals, Inc
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(Name of Issuer)
Common Stock, $.01 par value
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(Title of Class of Securities)
293904108
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(CUSIP Number)
Jeffrey M. Elliott
Executive Vice President
Iridian Asset Management LLC
276 Post Road West
Westport, CT 06880-4704
203-341-9009
--------------------------------------------------------------------------------
(Name, Address and Telephone Number of Person
Authorized to Receive Notices and Communications)
August 17, 2011
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(Date of Event which Requires Filing
of this Statement)
If the filing person has previously filed a statement on Schedule 13G to report
the acquisition that is the subject of this Schedule 13D, and is filing this
schedule because of Sections 240.13d-1(e), 240.13d-1(f) or 240.13d-1(g), check
the following box [ ].
Note: Schedules filed in paper format shall include a signed original and five
copies of the schedule, including all exhibits. See Section 240.13d-7 for other
parties to whom copies are to be sent.
*The remainder of this cover page shall be filled out for a reporting person's
initial filing on this form with respect to the subject class of securities, and
for any subsequent amendment containing information which would alter the
disclosures provided in a prior cover page.
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).
CUSIP No. 293904108 Schedule 13D Page 2
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1 NAME OF REPORTING PERSON
S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
Iridian Asset Management LLC
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2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(a) [ X ]
(b) [ ]
--------------------------------------------------------------------------------
3 SEC USE ONLY
--------------------------------------------------------------------------------
4 SOURCE OF FUNDS*
OO
--------------------------------------------------------------------------------
5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO
ITEMS 2(d) OR 2(e) [ ]
--------------------------------------------------------------------------------
6 CITIZENSHIP OR PLACE OF ORGANIZATION
Delaware
--------------------------------------------------------------------------------
NUMBER OF 7 SOLE VOTING POWER
SHARES 0
BENEFICIALLY --------------------------------------------------------------
OWNED BY 8 SHARED VOTING POWER
EACH 5,842,257
REPORTING --------------------------------------------------------------
PERSON 9 SOLE DISPOSITIVE POWER
WITH 0
--------------------------------------------------------------
10 SHARED DISPOSITIVE POWER
5,842,257
--------------------------------------------------------------------------------
11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
5,842,257
--------------------------------------------------------------------------------
12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES*
[ ]
--------------------------------------------------------------------------------
13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
12.0%
--------------------------------------------------------------------------------
14 TYPE OF REPORTING PERSON*
IA
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CUSIP No. 293904108 Schedule 13D Page 3
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1 NAME OF REPORTING PERSON
S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
COLE Partners LLC
--------------------------------------------------------------------------------
2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(a) [ X ]
(b) [ ]
--------------------------------------------------------------------------------
3 SEC USE ONLY
--------------------------------------------------------------------------------
4 SOURCE OF FUNDS*
OO
--------------------------------------------------------------------------------
5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO
ITEMS 2(d) OR 2(e) [ ]
--------------------------------------------------------------------------------
6 CITIZENSHIP OR PLACE OF ORGANIZATION
Delaware
--------------------------------------------------------------------------------
NUMBER OF 7 SOLE VOTING POWER
SHARES 0
BENEFICIALLY --------------------------------------------------------------
OWNED BY 8 SHARED VOTING POWER
EACH 299,650
REPORTING --------------------------------------------------------------
PERSON 9 SOLE DISPOSITIVE POWER
WITH 0
--------------------------------------------------------------
10 SHARED DISPOSITIVE POWER
299,650
--------------------------------------------------------------------------------
11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
299,650
--------------------------------------------------------------------------------
12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES*
[ ]
--------------------------------------------------------------------------------
13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
0.6%
--------------------------------------------------------------------------------
14 TYPE OF REPORTING PERSON*
HC
--------------------------------------------------------------------------------
CUSIP No. 293904108 Schedule 13D Page 4
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1 NAME OF REPORTING PERSON
S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
Iridian Private Business Value Equity Fund, L.P.
--------------------------------------------------------------------------------
2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(a) [ X ]
(b) [ ]
--------------------------------------------------------------------------------
3 SEC USE ONLY
--------------------------------------------------------------------------------
4 SOURCE OF FUNDS*
PF
--------------------------------------------------------------------------------
5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO
ITEMS 2(d) OR 2(e) [ ]
--------------------------------------------------------------------------------
6 CITIZENSHIP OR PLACE OF ORGANIZATION
Delaware
--------------------------------------------------------------------------------
NUMBER OF 7 SOLE VOTING POWER
SHARES 0
BENEFICIALLY --------------------------------------------------------------
OWNED BY 8 SHARED VOTING POWER
EACH 207,640
REPORTING --------------------------------------------------------------
PERSON 9 SOLE DISPOSITIVE POWER
WITH 0
--------------------------------------------------------------
10 SHARED DISPOSITIVE POWER
207,640
--------------------------------------------------------------------------------
11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
207,640
--------------------------------------------------------------------------------
12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES*
[ ]
--------------------------------------------------------------------------------
13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
0.4%
--------------------------------------------------------------------------------
14 TYPE OF REPORTING PERSON*
PN
--------------------------------------------------------------------------------
CUSIP No. 293904108 Schedule 13D Page 5
--------------------------------------------------------------------------------
1 NAME OF REPORTING PERSON
S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
Iridian Partners Fund, L.P.
--------------------------------------------------------------------------------
2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(a) [ X ]
(b) [ ]
--------------------------------------------------------------------------------
3 SEC USE ONLY
--------------------------------------------------------------------------------
4 SOURCE OF FUNDS*
PF
--------------------------------------------------------------------------------
5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO
ITEMS 2(d) OR 2(e) [ ]
--------------------------------------------------------------------------------
6 CITIZENSHIP OR PLACE OF ORGANIZATION
Delaware
--------------------------------------------------------------------------------
NUMBER OF 7 SOLE VOTING POWER
SHARES 0
BENEFICIALLY --------------------------------------------------------------
OWNED BY 8 SHARED VOTING POWER
EACH 92,010
REPORTING --------------------------------------------------------------
PERSON 9 SOLE DISPOSITIVE POWER
WITH 0
--------------------------------------------------------------
10 SHARED DISPOSITIVE POWER
92,010
--------------------------------------------------------------------------------
11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
92,010
--------------------------------------------------------------------------------
12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES*
[ ]
--------------------------------------------------------------------------------
13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
0.2%
--------------------------------------------------------------------------------
14 TYPE OF REPORTING PERSON*
PN
--------------------------------------------------------------------------------
CUSIP No. 293904108 Schedule 13D Page 6
--------------------------------------------------------------------------------
1 NAME OF REPORTING PERSON
S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
Renoma Partners LLC
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2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(a) [ X ]
(b) [ ]
--------------------------------------------------------------------------------
3 SEC USE ONLY
--------------------------------------------------------------------------------
4 SOURCE OF FUNDS*
OO
--------------------------------------------------------------------------------
5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO
ITEMS 2(d) OR 2(e) [ ]
--------------------------------------------------------------------------------
6 CITIZENSHIP OR PLACE OF ORGANIZATION
Delaware
--------------------------------------------------------------------------------
NUMBER OF 7 SOLE VOTING POWER
SHARES 0
BENEFICIALLY --------------------------------------------------------------
OWNED BY 8 SHARED VOTING POWER
EACH 24,840
REPORTING --------------------------------------------------------------
PERSON 9 SOLE DISPOSITIVE POWER
WITH 0
--------------------------------------------------------------
10 SHARED DISPOSITIVE POWER
24,840
--------------------------------------------------------------------------------
11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
24,840
--------------------------------------------------------------------------------
12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES*
[ ]
--------------------------------------------------------------------------------
13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
less than 0.1%
--------------------------------------------------------------------------------
14 TYPE OF REPORTING PERSON*
PN
--------------------------------------------------------------------------------
CUSIP No. 293904108 Schedule 13D Page 7
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1 NAME OF REPORTING PERSON
S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
Iridian Charter Fund, L.P.
--------------------------------------------------------------------------------
2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(a) [ X ]
(b) [ ]
--------------------------------------------------------------------------------
3 SEC USE ONLY
--------------------------------------------------------------------------------
4 SOURCE OF FUNDS*
PF
--------------------------------------------------------------------------------
5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO
ITEMS 2(d) OR 2(e) [ ]
--------------------------------------------------------------------------------
6 CITIZENSHIP OR PLACE OF ORGANIZATION
Delaware
--------------------------------------------------------------------------------
NUMBER OF 7 SOLE VOTING POWER
SHARES 0
BENEFICIALLY --------------------------------------------------------------
OWNED BY 8 SHARED VOTING POWER
EACH 24,840
REPORTING --------------------------------------------------------------
PERSON 9 SOLE DISPOSITIVE POWER
WITH 0
--------------------------------------------------------------
10 SHARED DISPOSITIVE POWER
24,840
--------------------------------------------------------------------------------
11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
24,840
--------------------------------------------------------------------------------
12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES*
[ ]
--------------------------------------------------------------------------------
13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
less than 0.1%
--------------------------------------------------------------------------------
14 TYPE OF REPORTING PERSON*
PN
--------------------------------------------------------------------------------
CUSIP No. 293904108 Schedule 13D Page 8
--------------------------------------------------------------------------------
1 NAME OF REPORTING PERSON
S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
Harold J. Levy
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2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(a) [ X ]
(b) [ ]
--------------------------------------------------------------------------------
3 SEC USE ONLY
--------------------------------------------------------------------------------
4 SOURCE OF FUNDS*
PN, OO
--------------------------------------------------------------------------------
5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO
ITEMS 2(d) OR 2(e) [ ]
--------------------------------------------------------------------------------
6 CITIZENSHIP OR PLACE OF ORGANIZATION
United States
--------------------------------------------------------------------------------
NUMBER OF 7 SOLE VOTING POWER
SHARES 166,535
BENEFICIALLY --------------------------------------------------------------
OWNED BY 8 SHARED VOTING POWER
EACH 5,842,257
REPORTING --------------------------------------------------------------
PERSON 9 SOLE DISPOSITIVE POWER
WITH 166,535
--------------------------------------------------------------
10 SHARED DISPOSITIVE POWER
5,842,257
--------------------------------------------------------------------------------
11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
6,008,792
--------------------------------------------------------------------------------
12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES*
[ ]
--------------------------------------------------------------------------------
13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
12.3%
--------------------------------------------------------------------------------
14 TYPE OF REPORTING PERSON*
IN
--------------------------------------------------------------------------------
CUSIP No. 293904108 Schedule 13D Page 9
--------------------------------------------------------------------------------
1 NAME OF REPORTING PERSON
S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
David L. Cohen
--------------------------------------------------------------------------------
2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(a) [ X ]
(b) [ ]
--------------------------------------------------------------------------------
3 SEC USE ONLY
--------------------------------------------------------------------------------
4 SOURCE OF FUNDS*
OO
--------------------------------------------------------------------------------
5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO
ITEMS 2(d) OR 2(e) [ ]
--------------------------------------------------------------------------------
6 CITIZENSHIP OR PLACE OF ORGANIZATION
United States
--------------------------------------------------------------------------------
NUMBER OF 7 SOLE VOTING POWER
SHARES 0
BENEFICIALLY --------------------------------------------------------------
OWNED BY 8 SHARED VOTING POWER
EACH 5,842,257
REPORTING --------------------------------------------------------------
PERSON 9 SOLE DISPOSITIVE POWER
WITH 0
--------------------------------------------------------------
10 SHARED DISPOSITIVE POWER
5,842,257
--------------------------------------------------------------------------------
11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
5,842,257
--------------------------------------------------------------------------------
12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES*
[ ]
--------------------------------------------------------------------------------
13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
12.0%
--------------------------------------------------------------------------------
14 TYPE OF REPORTING PERSON*
IN
--------------------------------------------------------------------------------
CUSIP No. 293904108 Schedule 13D Page 10
Item 1. Security and Issuer
This Schedule 13D, Amendment No. 5 relates to the common stock, par value $.01
per share (the "Common Stock"), of Enzon Pharmaceuticals, Inc., a Delaware
corporation (the "Issuer").
Issuer's princpial executive offices are located at 20 Kingsbridge Road,
Piscataway, NJ 08854.
The information presented on the cover sheets for each filing person is based
upon ownership as of August 19, 2011. The percent of class is based upon
48,688,085 shares of Common Stock issued and outstanding as of August 1, 2011 as
reported by the Issuer on its Form 10-Q for the period ended June 30, 2011.
This Amendment amends Item 4 of Schedule 13D previously filed as of Aug. 12, 2011.
Item 4. Purpose of Transaction. Harold J. Levy has resigned from the Board of Directors of the Issuer effective
August 11, 2011 which was reported by the Issuer on its Form 8-K Report dated
August 17, 2011. The Reporting Persons will continue to make filings that may
be required under Rule 13d-1 promulgated under the Securities Exchange Act of 1934.
SIGNATURE.
After reasonable inquiry and to the best of its or his knowledge and
belief, we certify that the information set forth in this statement is true,
complete and correct.
Date: August 22, 2011
IRIDIAN ASSET MANAGEMENT LLC
By: /s/ Jeffrey M. Elliott
----------------------------------
Jeffrey M. Elliott, Executive Vice President
COLE PARTNERS LLC
By: /s/ Jeffrey M. Elliott
----------------------------------
Jeffrey M. Elliott, Executive Vice President
IRIDIAN PRIVATE BUSINESS VALUE EQUITY FUND, L.P.
By: COLE PARTNERS LLC
By: /s/ Jeffrey M. Elliott
----------------------------------
Jeffrey M. Elliott, Executive Vice President
IRIDIAN PARTNERS FUND, L.P.
By: COLE PARTNERS LLC
By: /s/ Jeffrey M. Elliott
----------------------------------
Jeffrey M. Elliott, Executive Vice President
RENOMA PARTNERS LLC
By: /s/ Jeffrey M. Elliott
----------------------------------
Jeffrey M. Elliott, Executive Vice President
IRIDIAN CHARTER FUND, LP
By: RENOMA PARTNERS LLC
By: /s/ Jeffrey M. Elliott
----------------------------------
Jeffrey M. Elliott, Executive Vice President
David L. Cohen
By: /s/ Jeffrey M. Elliott
----------------------------------
Jeffrey M. Elliott, Agent
Harold J. Levy
By: /s/ Jeffrey M. Elliott
----------------------------------
Jeffrey M. Elliott, Agent