Niches ( NICH) jumped 13% after the clothing maker more than doubled its profits in the quarter ended Nov. 30. The company earned $1.3 million, or 26 cents a share, on sales of $35.4 million. In the same period a year ago, the San Diego-based company earned $520,000, or 14 cents a share, on $14.7 million in sales. Shares were rising 92 cents to $7.84. Network Engines ( NENG) was rising after the Canton, Mass.-based security-server maker was selected to handle technical support for Microsoft's ( MSFT) recently acquired Whale Communications subsidiary. Terms of the deal weren't specified. Network Engines shares were adding 31 cents, or 13.4%, to $2.65. Microsoft was recently up 4 cents to $30.76. Twin Disc ( TWIN) climbed after the maker of power-transmission equipment raised its dividend and posted second-quarter sales and earnings that were the best in its history. Shares of the Racine, Wis.-based company were up $5.59, or 16.9%, to $38.67. Bolt Technology ( BTJ), a Norwalk, Conn., company that develops seismic energy systems for oil and gas exploration, said it earned $2.4 million, or 42 cents a share, in the second quarter. The company earned $897,000, or 16 cents a share, last year. Sales surged 87% from a year ago to $12.3 million. Shares were trading up $2.08, or 11.5%, to $20.13.