WisdomTree Equity Premium Income Fund Sees Modest Gains as Volatility Persists The WisdomTree Equity Premium Income Fund (WTPI) closed at $30.62, up 0.39% in the latest session. Trading volumes reached over 40,000 shares, reflecting steady investor interest amid ongoing market turbulence. The fund's year-to-date yield stands at 8.36%, with assets totaling $233 million, highlighting its role in income-focused portfolios.12