F5 Networks Inc. (NASDAQ: FFIV) shares gained 0.7% to $105.75. The company said earnings for the three months ended Dec. 31 were $69.5 million, or 88 cents a share, compared with $66.5 million, or 83 cents a share, a year earlier. Share volume was 59,000 compared to an all-day average of 1.5 million