Shares of BlackRock (BLK -5.64%), the world's largest asset manager, fell 5.4% on Tuesday as of 3 p.m. ET. BlackRock reported earnings that actually beat on the bottom line, but missed on the top line. With a somewhat full valuation and investors wary of how fast the world's largest asset manager can grow with markets at all-time highs, the stock shed some recent gains.A mixed quarter isn't good enough for Wall Street's expectationsIn the second quarter, BlackRock grew revenue 12.7% to $5.42 billion, while ...