Shares of Ubiquiti Networks Inc. ubnt plunged 20% in premarket trading Tuesday after disclosing in a filing that the SEC had issued it subpoenas. Ubiquiti said that the SEC asked for "documents and information relating to a range of topics, including metrics relating to the Ubiquiti Community, accounting practices, financial information, auditors, international trade practices, and relationships with distributors and various other third parties." The company said it plans to "cooperate fully" with the requests. Shares of Ubiquiti Networks had gained 50% over the past 12 months, as of Friday's close, while the S&P 500 SPX, -1.11% was up 16%.