Robinhood Markets Inc. $HOOD has gained significant attention as its stock continues to rise, now marking a sixth consecutive day of growth. This upward trend is particularly fueled by investor speculation that this digital brokerage platform may soon secure a spot within the coveted S&P 500 index $^SPX. Leading financial institutions, including Bank of America Corp. $BAC and Barclays Plc $BARC.L, have expressed confidence in Robinhood's potential as a key addition, prompting passive investment funds to increase their stock acquisitions.