David Raymond Koos

David Raymond Koos is Chairman & 10% at TASCO HOLDINGS INTERNATIONAL, INC. (BMSN). They have made 15 open-market trades across 2 companies since 2006, most recently 2010-09-23.

CIK 0001358043

Unrated. We grade insiders only on stock they chose to buy on the open market. Grants, option exercises and vesting say nothing about timing, so they don't count — which is why someone can file often and still have no grade. It isn't a bad sign: unrated buys beat every graded tier below A.