Required information

[The following information applies to the questions displayed below.]

The stockholders equity section of Velcro World is presented here.

VELCRO WORLD
Balance Sheet (partial)
($ and shares in thousands)
Stockholders' equity:
Preferred stock, $1 par value	$	4,300
Common stock, $1 par value		13,000
Additional paid-in capital		293,600
Total paid-in capital		310,900
Retained earnings		271,000
Treasury stock, 12,000 common shares		-180,000
Total stockholders' equity	$	401,900

Based on the stockholders' equity section of Velcro World, answer the following questions. Remember that all amounts are presented in thousands.

Required:

1. How many shares of preferred stock have been issued? (Enter you answer in total number of shares, not in thousands.)