INVESTMENT FIRM HAS 7.1 PCT OF CYCLOPS <CYL< Halcyon Investments, a New York risk arbitrage and securities dealing partnership, told the Securities and Exchange Commission it has acquired 288,000 shares of Cyclops Corp, or 7.1 pct of the total outstanding. Halcyon said it bought the stake for 26.1 mln dlrs as part of its ordinary risk arbitrage and securities trading business. Other than that, the firm said there was no specific purpose in its purchases. Halcyon said it might buy more stock or sell some or all of its current stake. It said it bought the bulk of its stake between Feb 6 and March 13.