Bidness ETC | 10150 Shares in Southwest Airlines Co (LUV) Acquired by Hanseatic Management Services Inc. The Vista Voice Southwest Airlines logo Hanseatic Management Services Inc. bought a new stake in shares of Southwest Airlines Co (NYSE:LUV) during the fourth quarter, according to its most recent Form 13F filing with the Securities and Exchange Commission (SEC). Gofen & Glossberg LLC IL Holds Stake in Southwest Airlines Co (LUV) |