overconcerned

adj

1. Excessively concerned.

   ““You probably don’t go wrong,” he said, “by looking at some of the largest companies that have dominant positions within their sectors and have experienced management teams that have been through the up cycle and down cycle and they don’t get overly exuberant when things go great or overconcerned when going down.””

verb

1. (form-of, participle, past)simple past and past participle of overconcern