Spain's Alvaro Quiros shot a 5-under 67 Friday to move to the top of the Nordea Masters leaderboard along with Frenchman Victor Dubuisson and Eddie Pepperell of England.
All three are 6 under after two rounds on the PGA Sweden National's Lakes Course.
Second-ranked Henrik Stenson birdied the last hole to move within a shot of the leaders. Fellow Swede and Masters runner-up Jonas Blixt missed the cut after his second consecutive 74.
Several players struggled in the strong winds including Miguel Angel Jimenez who shot a 73 on the day for a 2-under total.