Some of the terms used in ETFs trading:
Asset class breakdown - Percentage of holdings in different
types of investments, ie. large stocks, international, bond, etc.
Expense ratio -
Percentage of fund assets that fund manager may withdraw each year to pay for
operating expenses.
Float - The number of company shares actually available for purchase by public on open
markets.
Market capitalization -
Total value of a company. Total number of shares multiplied by the price of a
share.
Sector breakdown -
Percentage of a fund's equity holdings in various industries.
Tracking error - Percentage amount a fund's assets deviate from its benchmark index. This should
be quite small.
Total net assets -
Indicates the total amount of assets, including cash, that a fund holds as of a
certain date.
Naked options trading is very risky - many people lose money trading them. It is recommended contacting your broker or investment professional to find out about trading risk and margin requirements before getting involved into trading uncovered options.