Environmental Tectonics (ETCC, $1.31) was a top loser over the last three months, falling -3 to $1.31 per share. A.I.dvisor analyzed 150 stocks in the Aerospace & Defense Industry for the 3-month period ending June 17, 2025, and found that of them (7) exhibited an Uptrend while of them (2) demonstrated a Downtrend.