CUSIP No. 00301T102
|
13G
|
Page 2 of 8 Pages
|
1.
|
NAME OF REPORTING PERSONS
I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS
City of London Investment Group PLC, a company incorporated under the laws of England and Wales
|
||
2.
|
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) ¨
(b) ¨
|
||
3.
|
SEC USE ONLY
|
||
4.
|
CITIZENSHIP OR PLACE OF ORGANIZATION
England and Wales
|
||
NUMBER OF
SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON
WITH
|
5.
|
SOLE VOTING POWER 0
|
|
6.
|
SHARED VOTING POWER 2,837,604
|
||
7.
|
SOLE DISPOSITIVE POWER 0
|
||
8.
|
SHARED DISPOSITIVE POWER 2,837,604
|
9.
|
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
2,837,604
|
10.
|
CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES ¨
CERTAIN SHARES
|
11.
|
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
34.4%
|
12.
|
TYPE OF REPORTING PERSON
HC
|
CUSIP No. 00301T102
|
13G
|
Page 3 of 8 Pages
|
1.
|
NAME OF REPORTING PERSONS
I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS
City of London Investment Management Company Limited, a company incorporated under the laws of England and Wales
|
||
2.
|
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) ¨
(b) ¨
|
||
3.
|
SEC USE ONLY
|
||
4.
|
CITIZENSHIP OR PLACE OF ORGANIZATION
England and Wales
|
||
NUMBER OF
SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON
WITH
|
5.
|
SOLE VOTING POWER 0
|
|
6.
|
SHARED VOTING POWER 2,837,604
|
||
7.
|
SOLE DISPOSITIVE POWER 0
|
||
8.
|
SHARED DISPOSITIVE POWER 2,837,604
|
9.
|
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
2,837,604
|
10.
|
CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES ¨
CERTAIN SHARES
|
11.
|
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
34.4%
|
12.
|
TYPE OF REPORTING PERSON
IA
|
CUSIP No. 00301T102
|
13G
|
Page 4 of 8 Pages
|
Item 1(a).
|
Name of Issuer:
|
Item 1(b).
|
Address of Issuer’s Principal Executive Offices:
|
Item 2(a).
|
Name of Person Filing:
|
CUSIP No. 00301T102
|
13G
|
Page 5 of 8 Pages
|
Item 2(b).
|
Address of Principal Business Office or, if None, Residence:
|
Item 2(c).
|
Citizenship:
|
Item 2(d).
|
Title of Class of Securities:
|
Item 2(e).
|
CUSIP Number:
|
Item 3.
|
If This Statement is Filed Pursuant to Rule 13d-1(b), or 13d-2(b) or (c), Check Whether the Person Filing is a:
|
|
(a)
|
¨
|
Broker or dealer registered under Section 15 of the Act (15 U.S.C. 78o).
|
|
(b)
|
¨
|
Bank as defined in Section 3(a)(6) of the Act (15 U.S.C. 78c).
|
|
(c)
|
¨
|
Insurance company as defined in Section 3(a)(19) of the Act (15 U.S.C. 78c).
|
|
(d)
|
¨
|
Investment company registered under Section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8).
|
|
(e)
|
x
|
An investment adviser in accordance with Rule 13d-1(b)(1)(ii)(E) (for CLIM);
|
|
(f)
|
¨
|
An employee benefit plan or endowment fund in accordance with Rule 13d-1(b)(1)(ii)(F);
|
CUSIP No. 00301T102
|
13G
|
Page 6 of 8 Pages
|
|
(g)
|
x
|
A parent holding company or control person in accordance with Rule 13d-1(b)(1)(ii)(G) (for CLIG);
|
|
(h)
|
¨
|
A savings association as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
|
|
(i)
|
¨
|
A church plan that is excluded from the definition of an investment company under Section 3(c)(14) of the Investment Company Act (15 U.S.C. 80a-3);
|
|
(j)
|
¨
|
Group, in accordance with Rule 13d-1(b)(1)(ii)(J).
|
Item 4.
|
Ownership.
|
(a)
|
Amount beneficially owned:
|
(b)
|
Percent of class:
|
(c)
|
Number of shares as to which such person has:
|
(i)
|
Sole power to vote or to direct the vote: 0
|
(ii)
|
Shared power to vote or to direct the vote: 2,837,604
|
(iii)
|
Sole power to dispose or to direct the disposition of: 0
|
(iv)
|
Shared power to dispose or to direct the disposition of: 2,837,604
|
Item 5.
|
Ownership of Five Percent or Less of a Class.
|
Item 6.
|
Ownership of More than Five Percent on Behalf of Another Person.
|
CUSIP No. 00301T102
|
13G
|
Page 7 of 8 Pages
|
Item 7.
|
Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company.
|
Item 8.
|
Identification and Classification of Members of the Group.
|
Item 9.
|
Notice of Dissolution of Group.
|
Item 10.
|
Certification.
|
CUSIP No. 00301T102
|
13G
|
Page 8 of 8 Pages
|
CITY OF LONDON INVESTMENT GROUP PLC | |||
Dated: October 7, 2011
|
By:
|
/s/ Barry M. Olliff | |
Name: Barry M. Olliff | |||
Title: Director | |||
CITY OF LONDON INVESTMENT MANAGEMENT COMPANY LIMITED | |||
By:
|
/s/ Barry M. Olliff | ||
Name: Barry M. Olliff | |||
Title: Director | |||