Amended Articles of Incorporation

AOI

Change in Shareholdings of a Director

Change in Shareholdings of a Director

OPMC PSE Corporate Governance Guidelines Disclosure Survey for the Year 2015

OPMC PSE Corporate Governance Guidelines Disclosure Survey – 2015

Result of Annual Stockholders’ Meeting

Result of Annual Meeting

Definitive Information Statement

OPMC Definitive Info Statement 2014

Annual Verification of DOE

Annual Verification of the DOE DOE Certificate

PSE Guidelines Disclosure Survey for 2014

PSE Guidelines Disclosure Survey for 2014_OPMC

SEC Form-17C

SECForm-17C

Report on Number of Shareholders

ds0005667-2015_OPM_17-10

Top 100 Stockholders

OPMC Top100_123114