The markets extended their losses on the expiry day of the monthly derivative series and closed with a loss. The Nifty witnessed a weak start to the day; however, it recouped a bulk of the losses by late morning. The markets again came under selling pressure and remained like that for the rest of the session. They got weaker as the day progressed; the headline Index closed with a net loss of 211.15 points (-0.85%).This stock from the broader