Billionaire Bill Ackman Has 51% of His Hedge Fund's $13.6 Billion Portfolio Invested in Just 3 Stocks @themotleyfool #stocks $BN $HHH $UBER $BRK.A $AMZN $BRK.B $NKE $BIP $BEP $BEPC $BN $BIPC $BAM

Billionaire Bill Ackman Has 51% of His Hedge Fund's $13.6 Billion Portfolio Invested in Just 3 Stocks @themotleyfool #stocks $BN $HHH $UBER $BRK.A $AMZN $BRK.B $NKE $BIP $BEP $BEPC $BN $BIPC $BAM

Bill Ackman probably wouldn't mind being mentioned in the same breath as Warren Buffett. In fact, a recent deal between his Pershing Square fund and Howard Hughes Holdings (NYSE: HHH) aims to transform the real estate business into a diversified holding company much like that of Buffett's Berkshire Hathaway. Investors looking to take advantage of Ackman's investment acumen might consider buying a stake in the company. But it will take a long tim…