YPF Capital stock is represented by 393,312,793 shares of common stock and divided into four classes of shares (A, B, C and D), with a par value of Argentine pesos 10 and one vote per share. These shares are fully subscribe, paid-in and authorized for stock exchange listing in Buenos Aires and New York.
| Evolution | 1993-2000 | 2001-2008 |
| Number of shares (as of 12-31) | 353,000,000 | 393,312,793 |