ProShares Nasdaq-100 Dorsey Wright Momentum ETF (QQQA US) – Portfolio Construction MethodologyThe underlying Nasdaq-100 Dorsey Wright Momentum Index provides concentrated exposure to Nasdaq-100 constituents displaying the strongest price momentum. The universe is the full Nasdaq-100 Index of large-cap, non-financial Nasdaq-listed equities, inheriting its free-float and liquidity screens. Dorsey Wright’s relative-strength matrix ranks each stock versus all others using point-and-figure trend signals; at each ...