Spark New Zealand (NZTCF, $1.36) was a top loser over the last three months, falling -2 to $1.36 per share. A.I.dvisor analyzed 165 stocks in the Wireless Telecommunications Industry for the 3-month period ending May 12, 2025, and found that of them (6) exhibited an Uptrend while of them (3) demonstrated a Downtrend.