NEW YORK ( TheStreet) -- Telecom Italia SpA (NYSE: TI) is trading at unusually high volume Monday with 1.6 million shares changing hands. It is currently at four times its average daily volume and trading down 45 cents (-4.9%) at $8.71 as of 3:03 p.m. ET. Telecom Italia SpA has a market cap of $17.12 billion and is part of the technology sector and telecommunications industry. Shares are down 23% year to date as of the close of trading on Friday. Telecom Italia S.p.A., together with its subsidiaries, provides fixed-line and mobile telecommunications, Internet, and media services. It also operates in the sector of office products and services for information technology. TheStreet Ratings rates Telecom Italia SpA as a sell. The company's weaknesses can be seen in multiple areas, such as its generally weak debt management, disappointing return on equity, weak operating cash flow and generally disappointing historical performance in the stock itself. You can view the full Telecom Italia SpA Ratings Report. See all heavy volume stocks in our stocks moving on unusual volume list or get investment ideas from our investment research center.