What does E in ESOWN and ESOP stand for?

EMETERIO SD. PEREZ

The website of the Philippine Stock Exchange (PSE) showed Megawide Construction Corp. (MGC) having issued 2,399,420,199 common shares. Minus 315,124,782 treasury shares, the company is left with 2,084,295,417 outstanding common shares, according to a public ownership report (POR) as of Mach 31, 2019.