Palo Alto Networks will post earnings Monday afternoon and a buying opportunity may emerge, according to Michael Landsberg, investment chief at Landsberg Bennett Private Wealth Management. Investors should be ready to snap up the stock if it sees some pressure following the results, he said. Landsberg joined CNBC's " Power Check " Monday to offer his insights on Palo Alto and a couple other trending stock stories. Here is what he had to say. Palo Alto Networks Shares of the cybersecurity company have seen meaningful weakness in recent months, pulling back more than 15% over the past six. Landsberg said that any further weakness after its quarterly results would provide an opportunity for investors. "Cybersecurity is one of those businesses that continues to keep moving forward," he said. "

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