As April comes to a close, it's time to compile the rankings for the top-performing sector and industry exchange-traded funds of the month.

Taking a broader look at the stock market, the S&P 500 Index, represented by theSPDR S&P 500 ETF Trust(NYSE:SPY), finished April on a downturn, declining by approximately 3%. This marks the end of a five-month streak of gains.

Similarly, the tech-heavy Nasdaq 100, tracked by theInvesco QQQ Trust(NASDAQ:QQQ), experienced a 3.5% decline.

Among large-cap indices, blue-chip stocks showed slight underperformance, with theSPDR Dow Jones Industrial Average...