seaboard corp seb said it received a proposal from its founding family to buy back shares and appointed an independent committee to examine it according to a securities and exchange commission filing late tuesday seaboard said its chair ellen bresky and other members of the bresky family have asked the company to buy back “at least” 600 million in shares held by the bresky group as a result the board formed a special committee of two independent directors to evaluate the proposal and retained morris nichols arsht  tunnell llp as its legal counsel the agribusiness conglomerate was founded in 1918 by otto bresky and is headquartered in merriam kansas seaboard shares were little changed after hours following a 05 gain in the regular session to close at 354349