Energy Transfer LP's ET-P-I is an exchange-traded preferred stock in the Natural Gas Transmission sector. At a recent price of $11.65, ET-P-I yields 7.25% on its $9 liquidation preference and 9.25% coupon. It trades at a premium of 27.6% to par. The issue is cumulative, perpetual (no stated maturity), convertible. Distributions are paid quarterly. Figures are derived from market data and SEC filings; confirm details in the prospectus before investing.