(Name,
Address and Telephone Number of Person Authorized to Receive Notices and
Communications)
June
3, 2009
|
CUSIP
NO. 021489109
|
13D
|
Page 2
of 9
|
1. Names
of Reporting Person
Wanger
Investment Management, Inc.
|
||||
2. Check
the Appropriate Box if a Member of a Group
(See
Instructions)
|
(a) o
(b) x
|
|||
3. SEC
Use Only
|
||||
4. Source
of Funds (See
Instructions)
AF
|
||||
5. Check
if Disclosure of Legal Proceedings is Required Pursuant to Item 2(d) or
2(e)
¨
|
||||
6. Citizenship
or Place of Organization
Illinois
|
||||
7. Sole
Voting Power
0
|
||||
Number
of
Shares
Beneficially
Owned
by
Each
Reporting
Person
With
|
8. Shared
Voting Power
1,734,293
|
|||
9. Sole
Dispositive Power
0
|
||||
10. Shared
Dispositive Power
1,734,293
|
||||
11. Aggregate
Amount Beneficially Owned by Each Reporting Person:
1,734,293
|
||||
12. Check
if the Aggregate Amount in Row (11) Excludes Certain Shares
¨
(See
Instructions)
|
||||
13. Percent
of Class Represented by Amount in Row (11)
10.9%
|
||||
14. Type
of Reporting Person (See
Instructions)
IA CO
|
CUSIP
NO. 021489109
|
13D
|
Page 3
of 9
|
1. Names
of Reporting Person
Wanger
Long Term Opportunity Fund II, LP
|
||||
2. Check
the Appropriate Box if a Member of a Group
(See
Instructions)
|
(a) o
(b) x
|
|||
3. SEC
Use Only
|
||||
4. Source
of Funds (See
Instructions)
WC
|
||||
5. Check
if Disclosure of Legal Proceedings is Required Pursuant to Item 2(d) or
2(e)
¨
|
||||
6. Citizenship
or Place of Organization
Delaware
|
||||
7. Sole
Voting Power
0
|
||||
Number
of
Shares
Beneficially
Owned
by
Each
Reporting
Person
With
|
8. Shared
Voting Power
1,734,293
|
|||
9. Sole
Dispositive Power
0
|
||||
10. Shared
Dispositive Power
1,734,293
|
||||
11. Aggregate
Amount Beneficially Owned by Each Reporting Person:
1,734,293
|
||||
12. Check
if the Aggregate Amount in Row (11) Excludes Certain Shares
¨
(See
Instructions)
|
||||
13. Percent
of Class Represented by Amount in Row (11)
10.9%
|
||||
14. Type
of Reporting Person (See
Instructions)
OO PN
|
CUSIP
NO. 021489109
|
13D
|
Page 4
of 9
|
1. Names
of Reporting Person
WLTOF
GP LLC
|
||||
2. Check
the Appropriate Box if a Member of a Group
(See
Instructions)
|
(a) o
(b) x
|
|||
3. SEC
Use Only
|
||||
4. Source
of Funds (See
Instructions)
AF
|
||||
5. Check
if Disclosure of Legal Proceedings is Required Pursuant to Item 2(d) or
2(e)
¨
|
||||
6. Citizenship
or Place of Organization
Delaware
|
||||
7. Sole
Voting Power
0
|
||||
Number
of
Shares
Beneficially
Owned
by
Each
Reporting
Person
With
|
8. Shared
Voting Power
1,734,293
|
|||
9. Sole
Dispositive Power
0
|
||||
10. Shared
Dispositive Power
1,734,293
|
||||
11. Aggregate
Amount Beneficially Owned by Each Reporting Person:
1,734,293
|
||||
12. Check
if the Aggregate Amount in Row (11) Excludes Certain Shares
¨
(See
Instructions)
|
||||
13. Percent
of Class Represented by Amount in Row (11)
10.9%
|
||||
14. Type
of Reporting Person (See
Instructions)
HC
|
CUSIP
NO. 021489109
|
13D
|
Page 5
of 9
|
1.
Names of Reporting Person
Eric D. Wanger
|
||||
2.
Check the Appropriate Box if a Member of a Group
(See
Instructions)
|
(a) o
(b) x
|
|||
3.
SEC Use Only
|
||||
4. Source
of Funds (See
Instructions)
PF
|
||||
5.
Check if Disclosure of Legal Proceedings is Required Pursuant to Item 2(d)
or 2(e)
¨
|
||||
6.
Citizenship or Place of Organization
USA
|
||||
7.
Sole Voting Power
37,344
|
||||
Number
of
Shares
Beneficially
Owned
by
Each
Reporting
Person
With
|
8. Shared
Voting Power
1,734,293
|
|||
9.
Sole Dispositive Power
37,344
|
||||
10. Shared
Dispositive Power
1,734,293
|
||||
11.
Aggregate Amount Beneficially Owned by Each Reporting Person:
1,771,637
|
||||
12. Check
if the Aggregate Amount in Row (11) Excludes Certain
Shares
¨
(See
Instructions)
|
||||
13. Percent
of Class Represented by Amount in Row (11)
11.2%
|
||||
14. Type
of Reporting Person (See
Instructions)
IN
|
CUSIP
NO. 021489109
|
13D
|
Page
6 of 9
|
CUSIP
NO. 021489109
|
13D
|
Page
7 of 9
|
CUSIP
NO. 021489109
|
13D
|
Page
8 of 9
|
Exhibit
|
Agreement
|
|
99.1
|
Press
Release dated June 4, 2009 (including copy of Letter to Issuer’s Board of
Directors dated June 3, 2009)
|
|
99.2
|
Joint
Filing Agreement by and among the Reporting Persons dated May 19,
2009.
|
CUSIP
NO. 021489109
|
13D
|
Page 9
of 9
|
By:
|
/s/
Eric D. Wanger
|
Name:
|
Eric
D. Wanger
|
Title:
|
President
|
By:
|
WLTOF
GP LLC
|
Title:
|
General
Partner
|
By:
|
/s/
Eric D. Wanger
|
|
Name:
|
Eric
D. Wanger
|
|
Title:
|
Managing
Member
|
By:
|
/s/
Eric D. Wanger
|
Name:
|
Eric
D. Wanger
|
Title:
|
Managing
Member
|
/s/
Eric D. Wanger
|
ERIC
D. WANGER,
individually
|