Madrid, Nov 2 - Spanish food group Ebro Puleva on Friday denied market speculation that it planned to buy out its Puleva Biotech unit and another company said it had bought a 5 percent stake in the biotechnology firm.
Shares in Puleva Biotech have had an erratic few sessions, spiking higher earlier this week on talk of a buyout.
On Friday, Pescaderias Corunesas said it had bought a 5.061 percent stake in Puleva Biotech on the open market for more than 7 million euros ($10 million).
A spokesman said the stake was "stable" and would not say if Pescaderias Corunesas planned to buy more or have a say in management.
At 1536 GMT Puleva Biotech shares were 1.2 percent higher at 2.46 euros, off a day's high of 2.58 euros. Volume was almost 10 times its daily average over the last 30 sessions.