Spark New Zealand (NZTCF, $1.33) was a top loser over the last three months, falling -1 to $1.33 per share. A.I.dvisor analyzed 166 stocks in the Wireless Telecommunications Industry for the 3-month period ending May 19, 2025, and found that of them (6) exhibited an Uptrend while of them (3) demonstrated a Downtrend.