Amid a massive run, this quiet infrastructure name is still attracting fresh capital, and the numbers explain why.Hong Kong-based Alpine Investment Management initiated a new position in Argan (AGX +4.03%) worth approximately $16.20 million, according to a November 12 SEC filing.What HappenedAccording to a filing with the Securities and Exchange Commission dated November 12, Alpine Investment Management opened a new position in Argan (AGX +4.03%), acquiring 60,000 shares valued at $16.20 million as of Septe ...