MIAMI, Nov. 18, 2025 (GLOBE NEWSWIRE) -- Defiance ETFs proudly announces the launch of the Defiance Daily Target 2X Short RKLB ETF (Ticker: RKLZ), expanding its family of single-stock leveraged ETFs designed for sophisticated traders seeking tactical exposure to high-growth innovation companies. RKLZ seeks to deliver -200% of the daily percentage change in the share price of Rocket Lab Corporation (Nasdaq: RKLB), offering investors an instrument to express short-term bearish views on a leading player in the ...