Insider selling activity in ABOS stock has been significant, with no insider purchases in the last six months and multiple sales, including the CFO selling 1.6% of his holdings on January 21, 2025, and the CEO selling 9.5% on January 3, 2025. Institutional sentiment is mixed, with slightly more reductions than increases in positions. The stock's recent insider trends and lack of buying suggest caution, despite a prior analyst price target of $15.