London's FTSE 100 index hit a new record of 8,185.59 points after UK music publisher Hipgnosis agreed to an improved $1.6-billion takeover from US private equity firm Blackstone.
The FTSE later pared gains to 8,173.12 points, up 0.4 percent from Friday's closing level.
In the eurozone on Monday, the Paris CAC 40 index won 0.3 percent to 8,113.39 points and Frankfurt's DAX added 0.2 percent to 18,201.88, reports BSS.