Core Insights - Oil prices surged from approximately $71 to nearly $98 per barrel in early March 2026 due to heightened geopolitical tensions in the Persian Gulf, creating significant supply fears [2][8] - ETRACS Crude Oil Shares Covered Call ETN (NASDAQ:USOI) is designed to miss most of the price gains associated with such volatility, as it caps monthly gains at 6% by selling out-of-the-money call options [5][9] Company Structure - USOI is an Exchange Traded Note (ETN) issued by UBS AG, which tracks the Nasdaq WTI Crude Oil FLOWS 106 Index and holds a notional long position in United States Oil Fund (NYSEARCA:USO) while selling monthly call options [5][9] - The ETN's structure trades away large price gains for consistent monthly cash flow, making it suitable for income-focused investors who are willing to accept capped upside potential [9] Market Performance - During the oil price surge from $71 to $98 per barrel, a direct crude oil position would have captured nearly all of that gain, while USOI's strategy limited its participation to only the initial phase of the rally due to the 6% cap on monthly gains [7][8] - Despite the limitations, USOI generated a 24% year-to-date return and provided meaningful monthly income in a high-volatility environment [9]