As it happened: ASX gains ground in topsy-turvy session

Summary

• An erratic ASX 200 hit a five-week low, bounced back, and see-sawed to a positive close. The market added 0.3% to finish at 5944.8 on Monday 
• The materials sector led the way, supported by the big banks, biotech CSL, and Telstra 
• The Korean KOSPI was leading the Asian sector, with the region's other major indexes subdued 
• US markets are closed on Monday for a Labor Day holiday