Check out the companies making headlines after the bell Wednesday:
Palo Alto Networks - The enterprise security provider reported adjusted third-quarter earnings of 23 cents a share, 3 cents above estimates, while revenue also came out ahead. The company also acquired CirroSecure in a move it said "further strengthens the reach and power of our enterprise security platform." It plans to offer CirroSecure as a new subscription-based service in the second half the year. Shares inched higher after the bell.
Macquarie Infrastructure - The fund, which invests in infrastructure-related businesses, announced an secondary offering of 1.9 million shares of common stock. Macquarie shares fell about 2 percent in extended trading.
Analog Devices - The stock fell about 1 percent after John Hassett, the chip maker's senior vice president, sold 10,000 Analog shares, according to a regulatory filing.