GAMCO Investors, managed by Mario Gabelli, has revealed its latest moves in a new round of filings with the Securities and Exchange Commission. GAMCO and its affiliates increased their stake in Bel Fuse Inc. (NASDAQ:BELFA) to 510,763 class A shares. In its latest 13F, GAMCO reported holding 257,800 shares, slightly lower than the current position of 260,700 shares. The aggregate stake is equal to 11.99% of the class.
Bel Fuse Inc. (NASDAQ:BELFB) is primarily engaged in the design, manufacture, and sale of products used in networking, telecommunications, high-speed data transmission, commercial aerospace, military, transportation, and consumer electronics. Martin Whitman’s Third Avenue Management disclosed owning 530,800 shares of the company as at the end of 2013. Another investor Jim Simons’ Renaissance Technologies held 227,800 shares.
In another filing, the fund revealed edging down its exposure to Telephone & Data Systems Inc. (NYSE:TDS), in which Mario Gabelli’s stake contains around 8.23 million shares, equal to 8.10% of the stock. Telephone & Data Systems Inc. (NYSE:TDS) is a provider of wireless products and services, cable and wireline broadband, TV and voice services, and hosted and managed services to about 5.9 million customers nationwide. For the fourth quarter of 2013, the company reported operating revenues of $1.2 billion, compared to $1.3 billion in the same period in 2012, according to a statement.
In National Fuel Gas Co. (NYSE:NFG), GAMCO reported an aggregate stake that contains some 7.68 million shares, equal to 8.10% of the outstanding stock, with GAMCO holding 3.72 million shares. In its latest 13F, GAMCO’s position in the company contained 3.81 million. The largest shareholders of National Fuel Gas Co. (NYSE:NFG) include David Gallo’s Valinor Management Llc and Gregg J. Powers’ Private Capital Management, owning 306,100 shares and 159,800 shares, respectively.