sc13da606297097_10122012.htm
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13D
(Rule 13d-101)

INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT
TO § 240.13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO
§ 240.13d-2(a)

(Amendment No. 6)1

Wausau Paper Corp.
(Name of Issuer)

Common Stock, no par value
(Title of Class of Securities)

943315101
(CUSIP Number)
 
JEFFREY C. SMITH
STARBOARD VALUE LP
830 Third Avenue, 3rd Floor
New York, New York 10022
(212) 845-7977

STEVEN WOLOSKY, ESQ.
OLSHAN FROME WOLOSKY LLP
Park Avenue Tower
65 East 55th Street
New York, New York 10022
(212) 451-2300
(Name, Address and Telephone Number of Person
Authorized to Receive Notices and Communications)

October 12, 2012
(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 §§ 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 § 240.13d-7 for other parties to whom copies are to be sent.


_______________
1              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 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. 943315101
 
1
NAME OF REPORTING PERSON
 
STARBOARD VALUE AND OPPORTUNITY MASTER FUND LTD
2
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
  (a) o
  (b) o
3
SEC USE ONLY
 
4
SOURCE OF FUNDS
 
WC
5
CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)
 
¨
6
CITIZENSHIP OR PLACE OF ORGANIZATION
 
CAYMAN ISLANDS
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH
7
SOLE VOTING POWER
 
4,584,886
8
SHARED VOTING POWER
 
- 0 -
9
SOLE DISPOSITIVE POWER
 
4,584,886
10
SHARED DISPOSITIVE POWER
 
- 0 -
11
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
4,584,886
12
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES
 
o
13
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
 
9.3%
14
TYPE OF REPORTING PERSON
 
CO

 
2
 
CUSIP NO. 943315101
 
1
NAME OF REPORTING PERSON
 
STARBOARD VALUE AND OPPORTUNITY S LLC
2
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
  (a) o
  (b) o
3
SEC USE ONLY
 
4
SOURCE OF FUNDS
 
WC
5
CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)
 
¨
6
CITIZENSHIP OR PLACE OF ORGANIZATION
 
DELAWARE
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH
7
SOLE VOTING POWER
 
1,128,750
8
SHARED VOTING POWER
 
- 0 -
9
SOLE DISPOSITIVE POWER
 
1,128,750
10
SHARED DISPOSITIVE POWER
 
- 0 -
11
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
1,128,750
12
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES
 
o
13
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
 
2.3%
14
TYPE OF REPORTING PERSON
 
OO

 
3
 
CUSIP NO. 943315101
 
1
NAME OF REPORTING PERSON
 
STARBOARD VALUE LP
2
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
  (a) o
  (b) o
3
SEC USE ONLY
 
4
SOURCE OF FUNDS
 
OO
5
CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)
 
¨
6
CITIZENSHIP OR PLACE OF ORGANIZATION
 
DELAWARE
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH
7
SOLE VOTING POWER
 
7,100,000
8
SHARED VOTING POWER
 
- 0 -
9
SOLE DISPOSITIVE POWER
 
7,100,000
10
SHARED DISPOSITIVE POWER
 
- 0 -
11
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
7,100,000
12
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES
 
o
13
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
 
14.4%
14
TYPE OF REPORTING PERSON
 
PN

 
4
 
CUSIP NO. 943315101
 
1
NAME OF REPORTING PERSON
 
STARBOARD VALUE GP LLC
2
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
  (a) o
  (b) o
3
SEC USE ONLY
 
4
SOURCE OF FUNDS
 
OO
5
CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)
 
¨
6
CITIZENSHIP OR PLACE OF ORGANIZATION
 
DELAWARE
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH
7
SOLE VOTING POWER
 
7,100,000
8
SHARED VOTING POWER
 
- 0 -
9
SOLE DISPOSITIVE POWER
 
7,100,000
10
SHARED DISPOSITIVE POWER
 
- 0 -
11
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
7,100,000
12
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES
 
o
13
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
 
14.4%
14
TYPE OF REPORTING PERSON
 
OO

 
5
 
CUSIP NO. 943315101
 
1
NAME OF REPORTING PERSON
 
STARBOARD PRINCIPAL CO LP
2
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
  (a) o
  (b) o
3
SEC USE ONLY
 
4
SOURCE OF FUNDS
 
OO
5
CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)
 
¨
6
CITIZENSHIP OR PLACE OF ORGANIZATION
 
DELAWARE
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH
7
SOLE VOTING POWER
 
7,100,000
8
SHARED VOTING POWER
 
- 0 -
9
SOLE DISPOSITIVE POWER
 
7,100,000
10
SHARED DISPOSITIVE POWER
 
- 0 -
11
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
7,100,000
12
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES
 
o
13
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
 
14.4%
14
TYPE OF REPORTING PERSON
 
PN

 
6
 
CUSIP NO. 943315101
 
1
NAME OF REPORTING PERSON
 
STARBOARD PRINCIPAL CO GP LLC
2
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
  (a) o
  (b) o
3
SEC USE ONLY
 
4
SOURCE OF FUNDS
 
OO
5
CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)
 
¨
6
CITIZENSHIP OR PLACE OF ORGANIZATION
 
DELAWARE
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH
7
SOLE VOTING POWER
 
7,100,000
8
SHARED VOTING POWER
 
- 0 -
9
SOLE DISPOSITIVE POWER
 
7,100,000
10
SHARED DISPOSITIVE POWER
 
- 0 -
11
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
7,100,000
12
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES
 
o
13
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
 
14.4%
14
TYPE OF REPORTING PERSON
 
OO
 
 
7
 
CUSIP NO. 943315101
 
1
NAME OF REPORTING PERSON
 
JEFFREY C. SMITH
2
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
  (a) o
  (b) o
3
SEC USE ONLY
 
4
SOURCE OF FUNDS
 
OO
5
CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)
 
¨
6
CITIZENSHIP OR PLACE OF ORGANIZATION
 
USA
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH
7
SOLE VOTING POWER
 
- 0 -
8
SHARED VOTING POWER
 
7,100,000
9
SOLE DISPOSITIVE POWER
 
- 0 -
10
SHARED DISPOSITIVE POWER
 
7,100,000
11
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
7,100,000
12
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES
 
o
13
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
 
14.4%
14
TYPE OF REPORTING PERSON
 
IN

 
8
 
CUSIP NO. 943315101
 
1
NAME OF REPORTING PERSON
 
MARK MITCHELL
2
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
  (a) o
  (b) o
3
SEC USE ONLY
 
4
SOURCE OF FUNDS
 
OO
5
CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)
 
¨
6
CITIZENSHIP OR PLACE OF ORGANIZATION
 
USA
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH
7
SOLE VOTING POWER
 
- 0 -
8
SHARED VOTING POWER
 
7,100,000
9
SOLE DISPOSITIVE POWER
 
- 0 -
10
SHARED DISPOSITIVE POWER
 
7,100,000
11
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
7,100,000
12
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES
 
o
13
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
 
14.4%
14
TYPE OF REPORTING PERSON
 
IN

 
9
 
CUSIP NO. 943315101
 
1
NAME OF REPORTING PERSON
 
PETER A. FELD
2
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
  (a) o
  (b) o
3
SEC USE ONLY
 
4
SOURCE OF FUNDS
 
OO
5
CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)
 
¨
6
CITIZENSHIP OR PLACE OF ORGANIZATION
 
USA
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH
7
SOLE VOTING POWER
 
- 0 -
8
SHARED VOTING POWER
 
7,100,000
9
SOLE DISPOSITIVE POWER
 
- 0 -
10
SHARED DISPOSITIVE POWER
 
7,100,000
11
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
7,100,000
12
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES
 
o
13
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
 
14.4%
14
TYPE OF REPORTING PERSON
 
IN

 
10
 
CUSIP NO. 943315101
 
The following constitutes Amendment No. 6 to the Schedule 13D filed by the undersigned (“Amendment No. 6”).  This Amendment No. 6 amends the Schedule 13D as specifically set forth herein.
 
Item 3.
Source and Amount of Funds or Other Consideration.
 
Item 3 is hereby amended and restated to read as follows:
 
The Shares purchased by each of Starboard V&O Fund and Starboard LLC and held in the Starboard Value LP Account were purchased with working capital (which may, at any given time, include margin loans made by brokerage firms in the ordinary course of business) in open market purchases, except as otherwise noted, as set forth in Schedule A, which is incorporated by reference herein.  The aggregate purchase price of the 4,584,886 Shares beneficially owned by Starboard V&O Fund is approximately $35,036,686, excluding brokerage commissions.  The aggregate purchase price of the 1,128,750 Shares beneficially owned by Starboard LLC is approximately $7,532,746, excluding brokerage commissions. The aggregate purchase price of the 1,386,364 Shares held in the Starboard Value LP Account is approximately $11,886,766, excluding brokerage commissions.
 
Item 5.
Interest in Securities of the Issuer.
 
Items 5(a) -5(c) are hereby amended and restated to read as follows:
 
The aggregate percentage of Shares reported owned by each person named herein is based upon 49,322,921 Shares outstanding, as of July 31, 2012, which is the total number of Shares outstanding as reported in the Issuer’s Quarterly Report on Form 10-Q, filed with the Securities and Exchange Commission on August 9, 2012.
 
A.
Starboard V&O Fund
 
 
(a)
As of the close of business on October 16, 2012, Starboard V&O Fund beneficially owned 4,584,886 Shares.
 
Percentage: Approximately 9.3%.
 
 
(b)
1. Sole power to vote or direct vote: 4,584,886
 
2. Shared power to vote or direct vote: 0
 
3. Sole power to dispose or direct the disposition: 4,584,886
 
4. Shared power to dispose or direct the disposition: 0

 
(c)
The transactions in the Shares by Starboard V&O Fund since the filing of Amendment No. 5 to the Schedule 13D are set forth in Schedule A and are incorporated herein by reference.
 
B.
Starboard LLC
 
 
(a)
As of the close of business on October 16, 2012, Starboard LLC beneficially owned 1,128,750 Shares.
 
Percentage: Approximately 2.3%.
 
 
11
 
CUSIP NO. 943315101
 
 
(b)
1. Sole power to vote or direct vote: 1,128,750
 
2. Shared power to vote or direct vote: 0
 
3. Sole power to dispose or direct the disposition: 1,128,750
 
4. Shared power to dispose or direct the disposition: 0

 
(c)
The transactions in the Shares by Starboard LLC since the filing of Amendment No. 5 to the Schedule 13D are set forth in Schedule A and are incorporated herein by reference.
 
C.
Starboard Value LP
 
 
(a)
As of the close of business on October 16, 2012, 1,386,364 Shares were held in the Starboard Value LP Account. Starboard Value LP, as the investment manager of Starboard V&O Fund and the Manager of Starboard LLC, may be deemed the beneficial owner of the (i) 4,584,886 Shares owned by Starboard V&O Fund, (ii) 1,128,750 Shares owned by Starboard LLC and (iii) 1,386,364 Shares held in the Starboard Value LP Account.
 
Percentage: Approximately 14.4%.
 
 
(b)
1. Sole power to vote or direct vote: 7,100,000
 
2. Shared power to vote or direct vote: 0
 
3. Sole power to dispose or direct the disposition: 7,100,000
 
4. Shared power to dispose or direct the disposition: 0

 
(c)
The transactions in the Shares by Starboard Value LP through the Starboard Value LP Account and on behalf of Starboard V&O Fund and Starboard LLC since the filing of Amendment No. 5 to the Schedule 13D are set forth in Schedule A and are incorporated herein by reference.
 
D.
Starboard Value GP
 
 
(a)
Starboard Value GP, as the general partner of Starboard Value LP, may be deemed the beneficial owner of the (i) 4,584,886 Shares owned by Starboard V&O Fund, (ii) 1,128,750 Shares owned by Starboard LLC and (iii) 1,386,364 Shares held in the Starboard Value LP Account.
 
Percentage: Approximately 14.4%.
 
 
(b)
1. Sole power to vote or direct vote: 7,100,000
 
2. Shared power to vote or direct vote: 0
 
3. Sole power to dispose or direct the disposition: 7,100,000
 
4. Shared power to dispose or direct the disposition: 0

 
(c)
Starboard Value GP has not entered into any transactions in the Shares since the filing of Amendment No. 5 to the Schedule 13D.  The transactions in the Shares on behalf of Starboard V&O Fund and Starboard LLC and through the Starboard Value LP Account since the filing of Amendment No. 5 to the Schedule 13D are set forth in Schedule A and are incorporated herein by reference.
 
 
12
 
CUSIP NO. 943315101
 
E.
Principal Co
 
 
(a)
Principal Co, as a member of Starboard Value GP, may be deemed the beneficial owner of the (i) 4,584,886 Shares owned by Starboard V&O Fund, (ii) 1,128,750 Shares owned by Starboard LLC and (iii) 1,386,364 Shares held in the Starboard Value LP Account.
 
Percentage: Approximately 14.4%.
 
 
(b)
1. Sole power to vote or direct vote: 7,100,000
 
2. Shared power to vote or direct vote: 0
 
3. Sole power to dispose or direct the disposition: 7,100,000
 
4. Shared power to dispose or direct the disposition: 0

 
(c)
Principal Co has not entered into any transactions in the Shares since the filing of Amendment No. 5 to the Schedule 13D.  The transactions in the Shares on behalf of Starboard V&O Fund and Starboard LLC and through the Starboard Value LP Account since the filing of Amendment No. 5 to the Schedule 13D are set forth in Schedule A and are incorporated herein by reference.
 
F.
Principal GP
 
 
(a)
Principal GP, as the general partner of Principal Co, may be deemed the beneficial owner of the (i) 4,584,886 Shares owned by Starboard V&O Fund, (ii) 1,128,750 Shares owned by Starboard LLC and (iii) 1,386,364 Shares held in the Starboard Value LP Account.
 
Percentage: Approximately 14.4%.
 
 
(b)
1. Sole power to vote or direct vote: 7,100,000
 
2. Shared power to vote or direct vote: 0
 
3. Sole power to dispose or direct the disposition: 7,100,000
 
4. Shared power to dispose or direct the disposition: 0

 
(c)
Principal GP has not entered into any transactions in the Shares since the filing of Amendment No. 5 to the Schedule 13D.  The transactions in the Shares on behalf of Starboard V&O Fund and Starboard LLC and through the Starboard Value LP Account since the filing of Amendment No. 5 to the Schedule 13D are set forth in Schedule A and are incorporated herein by reference.
 
G.
Messrs. Smith, Mitchell and Feld
 
 
(a)
Each of Messrs. Smith, Mitchell and Feld, as a member of Principal GP and as a member of each of the Management Committee of Starboard Value GP and the Management Committee of Principal GP, may be deemed the beneficial owner of the (i) 4,584,886 Shares owned by Starboard V&O Fund, (ii) 1,128,750 Shares owned by Starboard LLC and (iii) 1,386,364 Shares held in the Starboard Value LP Account.
 
Percentage: Approximately 14.4%.
 
 
(b)
1. Sole power to vote or direct vote: 0
 
2. Shared power to vote or direct vote: 7,100,000
 
3. Sole power to dispose or direct the disposition: 0
 
4. Shared power to dispose or direct the disposition: 7,100,000

 
(c)
None of Messrs. Smith, Mitchell or Feld has entered into any transactions in the Shares since the filing of Amendment No. 5 to the Schedule 13D.  The transactions in the Shares on behalf of Starboard V&O Fund and Starboard LLC and through the Starboard Value LP Account since the filing of Amendment No. 5 to the Schedule 13D are set forth in Schedule A and are incorporated herein by reference.
 
 
13
 
CUSIP NO. 943315101
 
SIGNATURES
 
After reasonable inquiry and to the best of his knowledge and belief, each of the undersigned certifies that the information set forth in this statement is true, complete and correct.
 
Dated:  October 16, 2012
 
STARBOARD VALUE AND OPPORTUNITY MASTER FUND LTD
By: Starboard Value LP,
       its investment manager
 
STARBOARD VALUE AND OPPORTUNITY S LLC
By: Starboard Value LP,
       its manager
 
STARBOARD VALUE LP
By: Starboard Value GP LLC,
       its general partner
  
STARBOARD VALUE GP LLC
By: Starboard Principal Co LP,
       its member
 
STARBOARD PRINCIPAL CO LP
By: Starboard Principal Co GP LLC,
       its general partner
 
STARBOARD PRINCIPAL CO GP LLC

 
 
By:
/s/ Jeffrey C. Smith
 
Name:
Jeffrey C. Smith
 
Title:
Authorized Signatory

 
 
/s/ Jeffrey C. Smith
JEFFREY C. SMITH
Individually and as attorney-in-fact for Mark Mitchell and Peter A. Feld
 
 
14
 
CUSIP NO. 943315101
 
SCHEDULE A
 
Transactions in the Shares Since the Filing of Amendment No. 5 to the Schedule 13D
 
Shares of Common Stock
Purchased/(Sold)
Price Per
Share($)
Date of
Purchase/Sale

STARBOARD VALUE AND OPPORTUNITY MASTER FUND LTD
       
9,998
  
8.5727
10/03/2012
20,806
  
8.5797
10/03/2012
19,220
  
8.6409
10/03/2012
19,120
  
8.7097
10/04/2012
36,830
  
8.6729
10/04/2012
1,325
  
8.7500
10/05/2012
68,573
  
8.8747
10/05/2012
170,890
  
8.6500
10/11/2012
11,049
  
8.5917
10/12/2012
2,210
  
8.5773
10/12/2012


STARBOARD VALUE AND OPPORTUNITY S LLC
 
2,246
  
8.5727
10/03/2012
4,675
  
8.5797
10/03/2012
4,318
  
8.6409
10/03/2012


STARBOARD VALUE LP
(Through the Starboard Value LP Account)

3,575
  
8.5727
10/03/2012
7,440
  
8.5797
10/03/2012
6,873
  
8.6409
10/03/2012
6,837
  
8.7097
10/04/2012
13,170
  
8.6729
10/04/2012
474
  
8.7500
10/05/2012
24,520
  
8.8747
10/05/2012
61,110
  
8.6500
10/11/2012
3,951
  
8.5917
10/12/2012
790
  
8.5773
10/12/2012