Gulfmark Offshore CEO Sells Shares

The president and chief executive officer of Gulfmark Offshore Inc., which provides transportation services to the offshore energy industry, sold 20,000 shares of common stock, according to a Securities and Exchange Commission filing.

In a Form 4 filed with the SEC Tuesday, Bruce A Streeter reported he sold the shares Tuesday for $46.82 each.

Insiders file Form 4s with the SEC to report transactions in their companies' shares. Open market purchases and sales must be reported within two business days of the transaction.

Gulfmark Offshore is based in Houston.