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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. 1)1

AECOM

(Name of Issuer)

Common Stock, $0.01 par value

(Title of Class of Securities)

00766T100

(CUSIP Number)

JEFFREY C. SMITH

STARBOARD VALUE LP

777 Third Avenue, 18th Floor

New York, New York 10017

(212) 845-7977

 

STEVE WOLOSKY, ESQ.

ANDREW FREEDMAN, ESQ.

OLSHAN FROME WOLOSKY LLP

1325 Avenue of the Americas

New York, New York 10019

(212) 451-2300

(Name, Address and Telephone Number of Person

Authorized to Receive Notices and Communications)

 

December 8, 2020

(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. 00766T100

  1   NAME OF REPORTING PERSON  
         
        STARBOARD VALUE LP  
  2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) ☐
        (b) ☐
           
  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   7   SOLE VOTING POWER  
SHARES          
BENEFICIALLY         7,771,992  
OWNED BY   8   SHARED VOTING POWER  
EACH          
REPORTING         - 0 -  
PERSON WITH   9   SOLE DISPOSITIVE POWER  
         
          7,771,992  
    10   SHARED DISPOSITIVE POWER  
           
          - 0 -  
  11   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON  
         
        7,771,992  
  12   CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES     ☐
       
           
  13   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)  
         
        5.2%  
  14   TYPE OF REPORTING PERSON  
         
        PN  

  

2

CUSIP No. 00766T100

  1   NAME OF REPORTING PERSON  
         
        STARBOARD VALUE AND OPPORTUNITY MASTER FUND LTD  
  2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) ☐
        (b) ☐
           
  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   7   SOLE VOTING POWER  
SHARES          
BENEFICIALLY         3,496,800  
OWNED BY   8   SHARED VOTING POWER  
EACH          
REPORTING         - 0 -  
PERSON WITH   9   SOLE DISPOSITIVE POWER  
         
          3,496,800  
    10   SHARED DISPOSITIVE POWER  
           
          - 0 -  
  11   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON  
         
        3,496,800  
  12   CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES     ☐
       
           
  13   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)  
         
        2.3%  
  14   TYPE OF REPORTING PERSON  
         
        CO  

  

3

CUSIP No. 00766T100

 

  1   NAME OF REPORTING PERSON  
         
        STARBOARD VALUE AND OPPORTUNITY S LLC  
  2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) ☐
        (b) ☐
           
  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   7   SOLE VOTING POWER  
SHARES          
BENEFICIALLY         624,748  
OWNED BY   8   SHARED VOTING POWER  
EACH          
REPORTING         - 0 -  
PERSON WITH   9   SOLE DISPOSITIVE POWER  
         
          624,748  
    10   SHARED DISPOSITIVE POWER  
           
          - 0 -  
  11   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON  
         
        624,748  
  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 1%  
  14   TYPE OF REPORTING PERSON  
         
        OO  

  

4

CUSIP No. 00766T100

 

  1   NAME OF REPORTING PERSON  
         
        STARBOARD VALUE AND OPPORTUNITY C LP  
  2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) ☐
        (b) ☐
           
  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   7   SOLE VOTING POWER  
SHARES          
BENEFICIALLY         360,962  
OWNED BY   8   SHARED VOTING POWER  
EACH          
REPORTING         - 0 -  
PERSON WITH   9   SOLE DISPOSITIVE POWER  
         
          360,962  
    10   SHARED DISPOSITIVE POWER  
           
          - 0 -  
  11   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON  
         
        360,962  
  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 1%  
  14   TYPE OF REPORTING PERSON  
         
        PN  

  

5

CUSIP No. 00766T100

 

  1   NAME OF REPORTING PERSON  
         
        STARBOARD P FUND LP  
  2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) ☐
        (b) ☐
           
  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   7   SOLE VOTING POWER  
SHARES          
BENEFICIALLY         657,464  
OWNED BY   8   SHARED VOTING POWER  
EACH          
REPORTING         - 0 -  
PERSON WITH   9   SOLE DISPOSITIVE POWER  
         
          657,464  
    10   SHARED DISPOSITIVE POWER  
           
          - 0 -  
  11   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON  
         
        657,464  
  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 1%  
  14   TYPE OF REPORTING PERSON  
         
        PN  

  

6

CUSIP No. 00766T100

 

  1   NAME OF REPORTING PERSON  
         
        STARBOARD VALUE P GP LLC  
  2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) ☐
        (b) ☐
           
  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   7   SOLE VOTING POWER  
SHARES          
BENEFICIALLY         657,464  
OWNED BY   8   SHARED VOTING POWER  
EACH          
REPORTING         - 0 -  
PERSON WITH   9   SOLE DISPOSITIVE POWER  
         
          657,464  
    10   SHARED DISPOSITIVE POWER  
           
          - 0 -  
  11   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON  
         
        657,464  
  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 1%  
  14   TYPE OF REPORTING PERSON  
         
        OO  

  

7

CUSIP No. 00766T100

 

  1   NAME OF REPORTING PERSON  
         
        STARBOARD VALUE R LP  
  2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) ☐
        (b) ☐
           
  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   7   SOLE VOTING POWER  
SHARES          
BENEFICIALLY         1,018,426  
OWNED BY   8   SHARED VOTING POWER  
EACH          
REPORTING         - 0 -  
PERSON WITH   9   SOLE DISPOSITIVE POWER  
         
          1,018,426  
    10   SHARED DISPOSITIVE POWER  
           
          - 0 -  
  11   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON  
         
        1,018,426  
  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 1%  
  14   TYPE OF REPORTING PERSON  
         
        PN  

  

8

CUSIP No. 00766T100

 

  1   NAME OF REPORTING PERSON  
         
        STARBOARD VALUE AND OPPORTUNITY MASTER FUND L LP  
  2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) ☐
        (b) ☐
           
  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   7   SOLE VOTING POWER  
SHARES          
BENEFICIALLY         313,391  
OWNED BY   8   SHARED VOTING POWER  
EACH          
REPORTING         - 0 -  
PERSON WITH   9   SOLE DISPOSITIVE POWER  
         
          313,391  
    10   SHARED DISPOSITIVE POWER  
           
          - 0 -  
  11   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON  
         
        313,391  
  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 1%  
  14   TYPE OF REPORTING PERSON  
         
        PN  

  

9

CUSIP No. 00766T100

 

  1   NAME OF REPORTING PERSON  
         
        STARBOARD VALUE L LP  
  2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) ☐
        (b) ☐
           
  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   7   SOLE VOTING POWER  
SHARES          
BENEFICIALLY         313,391  
OWNED BY   8   SHARED VOTING POWER  
EACH          
REPORTING         - 0 -  
PERSON WITH   9   SOLE DISPOSITIVE POWER  
         
          313,391  
    10   SHARED DISPOSITIVE POWER  
           
          - 0 -  
  11   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON  
         
        313,391  
  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 1%  
  14   TYPE OF REPORTING PERSON  
         
        PN  

  

10

CUSIP No. 00766T100

 

  1   NAME OF REPORTING PERSON  
         
        STARBOARD VALUE R GP LLC  
  2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) ☐
        (b) ☐
           
  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   7   SOLE VOTING POWER  
SHARES          
BENEFICIALLY         1,331,817  
OWNED BY   8   SHARED VOTING POWER  
EACH          
REPORTING         - 0 -  
PERSON WITH   9   SOLE DISPOSITIVE POWER  
         
          1,331,817  
    10   SHARED DISPOSITIVE POWER  
           
          - 0 -  
  11   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON  
         
        1,331,817  
  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 1%  
  14   TYPE OF REPORTING PERSON  
         
        OO  

  

11

CUSIP No. 00766T100

 

  1   NAME OF REPORTING PERSON  
         
        STARBOARD LEADERS YANKEE LLC  
  2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) ☐
        (b) ☐
           
  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   7   SOLE VOTING POWER  
SHARES          
BENEFICIALLY         364,945  
OWNED BY   8   SHARED VOTING POWER  
EACH          
REPORTING         - 0 -  
PERSON WITH   9   SOLE DISPOSITIVE POWER  
         
          364,945  
    10   SHARED DISPOSITIVE POWER  
           
          - 0 -  
  11   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON  
         
        364,945  
  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 1%  
  14   TYPE OF REPORTING PERSON  
         
        OO  

  

12

CUSIP No. 00766T100

 

  1   NAME OF REPORTING PERSON  
         
        STARBOARD LEADERS FUND LP  
  2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) ☐
        (b) ☐
           
  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   7   SOLE VOTING POWER  
SHARES          
BENEFICIALLY         364,945  
OWNED BY   8   SHARED VOTING POWER  
EACH          
REPORTING         - 0 -  
PERSON WITH   9   SOLE DISPOSITIVE POWER  
         
          364,945  
    10   SHARED DISPOSITIVE POWER  
           
          - 0 -  
  11   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON  
         
        364,945  
  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 1%  
  14   TYPE OF REPORTING PERSON  
         
        PN  

  

13

CUSIP No. 00766T100

 

  1   NAME OF REPORTING PERSON  
         
        STARBOARD LEADERS SELECT X LP  
  2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) ☐
        (b) ☐
           
  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   7   SOLE VOTING POWER  
SHARES          
BENEFICIALLY         379,302  
OWNED BY   8   SHARED VOTING POWER  
EACH          
REPORTING         - 0 -  
PERSON WITH   9   SOLE DISPOSITIVE POWER  
         
          379,302  
    10   SHARED DISPOSITIVE POWER  
           
          - 0 -  
  11   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON  
         
        379,302  
  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 1%  
  14   TYPE OF REPORTING PERSON  
         
        PN  

  

14

CUSIP No. 00766T100

 

  1   NAME OF REPORTING PERSON  
         
        STARBOARD LEADERS SELECT X GP LLC  
  2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) ☐
        (b) ☐
           
  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   7   SOLE VOTING POWER  
SHARES          
BENEFICIALLY         379,302  
OWNED BY   8   SHARED VOTING POWER  
EACH          
REPORTING         - 0 -  
PERSON WITH   9   SOLE DISPOSITIVE POWER  
         
          379,302  
    10   SHARED DISPOSITIVE POWER  
           
          - 0 -  
  11   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON  
         
        379,302  
  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 1%  
  14   TYPE OF REPORTING PERSON  
         
        OO  

  

15

CUSIP No. 00766T100

 

  1   NAME OF REPORTING PERSON  
         
        STARBOARD VALUE A LP  
  2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) ☐
        (b) ☐
           
  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   7   SOLE VOTING POWER  
SHARES          
BENEFICIALLY         744,247  
OWNED BY   8   SHARED VOTING POWER  
EACH          
REPORTING         - 0 -  
PERSON WITH   9   SOLE DISPOSITIVE POWER  
         
          744,247  
    10   SHARED DISPOSITIVE POWER  
           
          - 0 -  
  11   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON  
         
        744,247  
  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 1%  
  14   TYPE OF REPORTING PERSON  
         
        PN  

  

16

CUSIP No. 00766T100

 

  1   NAME OF REPORTING PERSON  
         
        STARBOARD VALUE A GP LLC  
  2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) ☐
        (b) ☐
           
  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   7   SOLE VOTING POWER  
SHARES          
BENEFICIALLY         744,247  
OWNED BY   8   SHARED VOTING POWER  
EACH          
REPORTING         - 0 -  
PERSON WITH   9   SOLE DISPOSITIVE POWER  
         
          744,247  
    10   SHARED DISPOSITIVE POWER  
           
          - 0 -  
  11   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON  
         
        744,247  
  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 1%  
  14   TYPE OF REPORTING PERSON  
         
        OO  

  

17

CUSIP No. 00766T100

 

  1   NAME OF REPORTING PERSON  
         
        STARBOARD VALUE X MASTER FUND LTD  
  2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) ☐
        (b) ☐
           
  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   7   SOLE VOTING POWER  
SHARES          
BENEFICIALLY         479,797  
OWNED BY   8   SHARED VOTING POWER  
EACH          
REPORTING         - 0 -  
PERSON WITH   9   SOLE DISPOSITIVE POWER  
         
          479,797  
    10   SHARED DISPOSITIVE POWER  
           
          - 0 -  
  11   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON  
         
        479,797  
  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 1%  
  14   TYPE OF REPORTING PERSON  
         
        CO  

  

18

CUSIP No. 00766T100

 

  1   NAME OF REPORTING PERSON  
         
        STARBOARD VALUE GP LLC  
  2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) ☐
        (b) ☐
           
  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   7   SOLE VOTING POWER  
SHARES          
BENEFICIALLY         7,771,992  
OWNED BY   8   SHARED VOTING POWER  
EACH          
REPORTING         - 0 -  
PERSON WITH   9   SOLE DISPOSITIVE POWER  
         
          7,771,992  
    10   SHARED DISPOSITIVE POWER  
           
          - 0 -  
  11   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON  
         
        7,771,992  
  12   CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES     ☐
       
           
  13   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)  
         
        5.2%  
  14   TYPE OF REPORTING PERSON  
         
        OO  

  

19

CUSIP No. 00766T100

 

  1   NAME OF REPORTING PERSON  
         
        STARBOARD PRINCIPAL CO LP  
  2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) ☐
        (b) ☐
           
  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   7   SOLE VOTING POWER  
SHARES          
BENEFICIALLY         7,771,992  
OWNED BY   8   SHARED VOTING POWER  
EACH          
REPORTING         - 0 -  
PERSON WITH   9   SOLE DISPOSITIVE POWER  
         
          7,771,992  
    10   SHARED DISPOSITIVE POWER  
           
          - 0 -  
  11   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON  
         
        7,771,992  
  12   CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES     ☐
       
           
  13   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)  
         
        5.2%  
  14   TYPE OF REPORTING PERSON  
         
        PN  

  

20

CUSIP No. 00766T100

 

  1   NAME OF REPORTING PERSON  
         
        STARBOARD PRINCIPAL CO GP LLC  
  2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) ☐
        (b) ☐
           
  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   7   SOLE VOTING POWER  
SHARES          
BENEFICIALLY         7,771,992  
OWNED BY   8   SHARED VOTING POWER  
EACH          
REPORTING         - 0 -  
PERSON WITH   9   SOLE DISPOSITIVE POWER  
         
          7,771,992  
    10   SHARED DISPOSITIVE POWER  
           
          - 0 -  
  11   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON  
         
        7,771,992  
  12   CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES     ☐
       
           
  13   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)  
         
        5.2%  
  14   TYPE OF REPORTING PERSON  
         
        OO  

  

21

CUSIP No. 00766T100

 

  1   NAME OF REPORTING PERSON  
         
        JEFFREY C. SMITH  
  2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) ☐
        (b) ☐
           
  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   7   SOLE VOTING POWER  
SHARES          
BENEFICIALLY         - 0 -  
OWNED BY   8   SHARED VOTING POWER  
EACH          
REPORTING         7,771,992  
PERSON WITH   9   SOLE DISPOSITIVE POWER  
         
          - 0 -  
    10   SHARED DISPOSITIVE POWER  
           
          7,771,992  
  11   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON  
         
        7,771,992  
  12   CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES     ☐
       
           
  13   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)  
         
        5.2%  
  14   TYPE OF REPORTING PERSON  
         
        IN  

  

22

CUSIP No. 00766T100

 

  1   NAME OF REPORTING PERSON  
         
        PETER A. FELD  
  2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) ☐
        (b) ☐
           
  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   7   SOLE VOTING POWER  
SHARES          
BENEFICIALLY         - 0 -  
OWNED BY   8   SHARED VOTING POWER  
EACH          
REPORTING         7,771,992  
PERSON WITH   9   SOLE DISPOSITIVE POWER  
         
          - 0 -  
    10   SHARED DISPOSITIVE POWER  
           
          7,771,992  
  11   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON  
         
        7,771,992  
  12   CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES     ☐
       
           
  13   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)  
         
        5.2%  
  14   TYPE OF REPORTING PERSON  
         
        IN  

  

23

CUSIP No. 00766T100

The following constitutes Amendment No. 1 to the Schedule 13D filed by the undersigned (“Amendment No. 1”). This Amendment No. 1 amends the Schedule 13D as specifically set forth herein.

Item 4.Purpose of Transaction.

Item 4 is hereby amended to add the following:

Starboard Value LP (together with its affiliates, “Starboard”) and the Issuer have engaged in discussions regarding the composition of the Issuer’s Board of Directors (the “Board”) and certain other matters. Following such discussions, the Issuer announced on December 8, 2020, that Starboard and the Issuer have agreed on the nominations of Diane C. Creel and Sander van’t Noordende as new independent directors for election to the Board at the Issuer’s 2021 Annual Meeting of Stockholders (the “2021 Annual Meeting”), which is anticipated to occur on February 24, 2021. The Issuer has agreed to include Ms. Creel and Mr. van’t Noordende as nominees in its proxy statement in connection with the 2021 Annual Meeting. Messrs. Steven A. Kandarian and Robert J. Routs have both notified the Issuer that they will not stand for re-election to the Board at the 2021 Annual Meeting. The Issuer agreed to nominate all of the remaining directors for re-election to the Board at the 2021 Annual Meeting, including the three directors appointed pursuant to the 2019 agreement between the Issuer and Starboard. With these changes to the Board, seven of the eleven Board members will have been appointed within the past year.

 

24

CUSIP No. 00766T100

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: December 9, 2020

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 and Opportunity C LP

By: Starboard Value R LP,

its general partner

 

STARBOARD VALUE AND OPPORTUNITY MASTER FUND L LP

By: Starboard Value L LP,

its general partner

 

Starboard Value L LP

By: Starboard Value R GP LLC,

its general partner

 

STARBOARD VALUE R LP

By: Starboard Value R GP LLC,

its general partner

 

STARBOARD P FUND LP

By: Starboard Value P GP LLC,

its general partner

 

STARBOARD VALUE P GP LLC

By: Starboard Value R LP,

its member

 

STARBOARD LEADERS YANKEE LLC

By: Starboard Value A LP,

its managing member

 

  

Starboard Leaders Fund LP

By: Starboard Value A LP,

its general partner

 

Starboard Leaders Select X LP

By: Starboard Leaders Select X GP LLC,

its general partner

 

STARBOARD VALUE A LP

By: Starboard Value A GP LLC,

its general partner

 

STARBOARD VALUE X MASTER FUND LTD

By: Starboard Value LP,

its investment 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

 

Starboard Value A GP LLC

 

Starboard Value R GP LLC

 

Starboard Leaders Select X GP LLC

 

25

CUSIP No. 00766T100

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 Peter A. Feld

26