SECURITIES AND EXCHANGE COMMISSION
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Washington, D.C. 20549
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_______________
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SCHEDULE 13D*
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(Rule 13d-101)
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INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT
TO RULE 13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO
RULE 13d-2(a)
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American Pacific Corporation
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(Name of Issuer)
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Common Stock, par value $0.10 per share
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(Title of Class of Securities)
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028740108
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(CUSIP Number)
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Cornwall Capital Management LP
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One Rockefeller Plaza, 24th Floor
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New York, New York 10020
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Attention: Ian D. Haft
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(917) 639-5438
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(Name, Address and Telephone Number of Person
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Authorized to Receive Notices and Communications)
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September 28, 2011
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(Date of Event which Requires
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Filing of this Schedule)
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CUSIP No. 028740108
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SCHEDULE 13D
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Page 2 of 11 Pages
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1
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NAME OF REPORTING PERSON
Cornwall Master LP
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2
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CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
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(a) ¨
(b) x
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3
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SEC USE ONLY
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4
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SOURCE OF FUNDS
WC
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5
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CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDING IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e)
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¨
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6
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CITIZENSHIP OR PLACE OF ORGANIZATION
Cayman Islands
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NUMBER OF
SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON WITH
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7
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SOLE VOTING POWER
-0-
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8
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SHARED VOTING POWER
494,314 shares of common stock
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9
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SOLE DISPOSITIVE POWER
-0-
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10
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SHARED DISPOSITIVE POWER
494,314 shares of common stock
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11
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AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH PERSON
494,314 shares of common stock
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12
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CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES
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¨
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13
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PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) (see Item 5)
6.5%
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14
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TYPE OF REPORTING PERSON
PN
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CUSIP No. 028740108
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SCHEDULE 13D
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Page 3 of 11 Pages
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1
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NAME OF REPORTING PERSON
Cornwall Capital Management LP
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2
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CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
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(a) ¨
(b) x
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3
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SEC USE ONLY
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4
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SOURCE OF FUNDS
AF
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5
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CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDING IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e)
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¨
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6
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CITIZENSHIP OR PLACE OF ORGANIZATION
Delaware
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NUMBER OF
SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON WITH
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7
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SOLE VOTING POWER
-0-
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8
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SHARED VOTING POWER
494,314 shares of common stock
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9
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SOLE DISPOSITIVE POWER
-0-
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10
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SHARED DISPOSITIVE POWER
494,314 shares of common stock
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11
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AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH PERSON
494,314 shares of common stock
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12
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CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES
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¨
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13
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PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) (see Item 5)
6.5%
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14
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TYPE OF REPORTING PERSON
IA, PN
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CUSIP No. 028740108
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SCHEDULE 13D
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Page 4 of 11 Pages
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1
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NAME OF REPORTING PERSON
Cornwall GP, LLC
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2
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CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
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(a) ¨
(b) x
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3
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SEC USE ONLY
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4
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SOURCE OF FUNDS
AF
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5
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CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDING IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e)
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¨
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6
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CITIZENSHIP OR PLACE OF ORGANIZATION
Delaware
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NUMBER OF
SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON WITH
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7
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SOLE VOTING POWER
-0-
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8
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SHARED VOTING POWER
494,314 shares of common stock
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9
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SOLE DISPOSITIVE POWER
-0-
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10
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SHARED DISPOSITIVE POWER
494,314 shares of common stock
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11
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AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH PERSON
494,314 shares of common stock
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12
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CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES
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¨
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13
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PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) (see Item 5)
6.5%
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14
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TYPE OF REPORTING PERSON
OO
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CUSIP No. 028740108
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SCHEDULE 13D
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Page 5 of 11 Pages
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1
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NAME OF REPORTING PERSON
James Mai
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2
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CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
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(a) ¨
(b) x
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3
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SEC USE ONLY
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4
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SOURCE OF FUNDS
AF
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5
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CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDING IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e)
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¨
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6
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CITIZENSHIP OR PLACE OF ORGANIZATION
United States of America
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NUMBER OF
SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON WITH
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7
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SOLE VOTING POWER
-0-
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8
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SHARED VOTING POWER
494,314 shares of common stock
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9
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SOLE DISPOSITIVE POWER
-0-
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10
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SHARED DISPOSITIVE POWER
494,314 shares of common stock
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11
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AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH PERSON
494,314 shares of common stock
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12
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CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES
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¨
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13
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PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) (see Item 5)
6.5%
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14
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TYPE OF REPORTING PERSON
IN
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CUSIP No. 028740108
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SCHEDULE 13D
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Page 6 of 11 Pages
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Item 1.
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SECURITY AND ISSUER
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Item 2.
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IDENTITY AND BACKGROUND.
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(a)
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This statement is filed by
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(i)
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Cornwall Master LP, an exempted limited partnership organized under the laws of the Cayman Islands ("Cornwall Master"), with respect to the Shares directly held by it;
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(ii)
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Cornwall Capital Management LP, a Delaware limited partnership ("Cornwall Management"), which serves as investment manager to Cornwall Master, with respect to the Shares directly held by Cornwall Master;
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(iii)
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Cornwall GP, LLC, a Delaware limited liability company (the "General Partner"), which serves as the general partner of Cornwall Master, with respect to the Shares directly held by Cornwall Master; and
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(iv)
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James Mai ("Mr. Mai") the principal and Chief Investment Officer of Cornwall Management and the managing member of the General Partner, with respect to the Shares directly held by Cornwall Master. Mr. Mai disclaims beneficial ownership of the Shares reported herein, other than the portion of such Shares which relates to his individual economic interest in Cornwall Master.
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(b)
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The address of the business office of each of the Reporting Persons is One Rockefeller Plaza, 24th Floor, New York, New York 10022.
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(c)
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The principal business of: (i) Cornwall Master is to serve as a private investment limited partnership, (ii) Cornwall Management is to serve as investment manager to private investment funds, including Cornwall Master, and to make investment decisions on behalf of these private investment funds, (iii) the General Partner is to serve as the general partner of private investment funds, including Cornwall Master and (iv) Mr. Mai, an individual, is to serve as principal and Chief Investment Officer of Cornwall Management and as managing member of the General Partner.
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(d)
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None of the Reporting Persons has, during the last five years, been convicted in a criminal proceeding (excluding traffic violations or similar misdemeanors).
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(e)
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None of the Reporting Persons has, during the last five years, been a party to a civil proceeding of a judicial or administrative body of competent jurisdiction and, as a result of such proceeding, was, or is subject to, a judgment decree or final order enjoining future violations of, or prohibiting or mandating activities subject to, Federal or State securities laws or finding any violation with respect to such laws.
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(f)
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Cornwall Master is an exempted limited partnership organized under the laws of the Cayman Islands. Cornwall Management is a limited partnership organized under the laws of the State of Delaware. The General Partner is a limited liability company organized under the laws of the State of Delaware. Mr. Mai is a United States citizen.
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CUSIP No. 028740108
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SCHEDULE 13D
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Page 7 of 11 Pages
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Item 3.
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SOURCE AND AMOUNT OF FUNDS AND OTHER CONSIDERATION.
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Item 4.
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PURPOSE OF TRANSACTION.
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Item 5.
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INTEREST IN SECURITIES OF THE ISSUER.
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(a)
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As of the date of this Schedule 13D, the Reporting Persons may be deemed the beneficial owner of an aggregate of 494,314 Shares held by Cornwall Master. The Shares beneficially owned by the Reporting Persons represent approximately 6.5% of the Shares outstanding. Percentages of the Shares outstanding reported in this Schedule 13D are calculated based upon the 7,559,591 Shares outstanding as of July 29, 2011, as reported in the Company's Quarterly Report on Form 10-Q for the quarterly period ended June 30, 2011, filed by the Company with the Securities and Exchange Commission on August 12, 2011.
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(b) |
Each of the Reporting Persons shares voting and dispositive power over the Shares held directly by Cornwall Master.
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(c)
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The transactions in the Shares within the last sixty days by the Reporting Persons, which were all in the open market, are set forth in Schedule B, and are incorporated herein by reference.
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(d)
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No person other than the Reporting Persons is known to have the right to receive, or the power to direct the receipt of dividends from, or proceeds from the sale of, such Shares.
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(e)
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Not applicable.
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CUSIP No. 028740108
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SCHEDULE 13D
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Page 8 of 11 Pages
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Item 6.
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CONTRACTS, ARRANGEMENTS, UNDERSTANDINGS OR RELATIONSHIPS WITH RESPECT TO SECURITIES OF THE ISSUER.
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Item 7.
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MATERIAL TO BE FILED AS EXHIBITS.
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CUSIP No. 028740108
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SCHEDULE 13D
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Page 9 of 11 Pages
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CORNWALL MASTER LP
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By: Cornwall GP, LLC
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its General Partner
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/s/ James Mai
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Name: James Mai
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Title: Managing Member
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CORNWALL CAPITAL MANAGEMENT LP
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By: CMGP LLC,
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its General Partner
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/s/ James Mai
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Name: James Mai
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Title: Managing Member
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CORNWALL GP, LLC
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/s/ James Mai
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Name: James Mai
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Title: Managing Member
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/s/ James Mai
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JAMES MAI, individually
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CUSIP No. 028740108
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SCHEDULE 13D
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Page 10 of 11 Pages
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CUSIP No. 028740108
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SCHEDULE 13D
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Page 11 of 11 Pages
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Trade Date
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Shared Purchased (Sold)
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Price ($)*
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8/18/2011 | 100 | 7.00 |
8/19/2011 | 40,050 | 7.00 |
9/13/2011 | 84,408 | 7.36 |
9/23/2011 | 6,705 | 6.58 |
9/26/2011 | 200 | 6.75 |
9/27/2011 | 569 | 6.82 |
9/28/2011 | 54,550 | 7.13 |
9/29/2011 | 100 | 7.00 |
10/3/2011 | 1,826 | 7.05 |
10/4/2011 | 4,203 | 7.09 |
10/5/2011 | 798 | 7.10 |
10/6/2011 | 3,076 | 7.27 |
10/7/2011 | 63,276 | 7.28 |
10/10/2011 | 100 | 7.30 |
*
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Excluding commissions.
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CORNWALL MASTER LP
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By: Cornwall GP, LLC
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its General Partner
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/s/ James Mai
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Name: James Mai
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Title: Managing Member
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CORNWALL CAPITAL MANAGEMENT LP
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By: CMGP LLC,
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its General Partner
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/s/ James Mai
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Name: James Mai
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Title: Managing Member
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CORNWALL GP, LLC
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/s/ James Mai
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Name: James Mai
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Title: Managing Member
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/s/ James Mai
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JAMES MAI, individually
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