Roberto Designers was organized on January 1, 2018. The firm was authorized to issue 140,000 shares of $5 par value common stock. During 2018, Roberto had the following transactions relating to stockholders' equity: Issued 14,000 shares of common stock at $7 per share. Issued 28,000 shares of common stock at $8 per share. Reported a net income of $140,000. Paid dividends of $70,000. Purchased 2,500 shares of treasury stock at $10 (part of the 28,000 shares issued at $8). What is total stockholders' equity at the end of 2018?

$462,000

$395,000

$322,000

$367,000