Key PointsAGNC Investment and Healthpeak Properties both pay high-yielding monthly dividends. Healthpeak recently raised its payment and could continue increasing its dividend in the future. 10 stocks we like better than AGNC Investment Corp. ›AGNC Investment (NASDAQ: AGNC) offers one of the highest dividend yields at nearly 15%. That's more than enough to cover its operating costs and current dividend level. As long as its returns remain above its costs, AGNC can continue to pay its ultrahigh-yielding monthly dividend.