Communications products firm
sank $6.75, or 23.9%, to $21.50 by early afternoon.
The fall followed a press release this morning saying that the company was opening a $2.5 million line of credit for
, a DSL equipment maker in which Brooktrout owns a 56% stake. The company said the credit is intended to help Interspeed meet its short-term liquidity needs. Interspeed recently announced disappointing results.