The Qatar Stock Exchange (QSE) Monday saw gains for the second straight session with its key index rising more than 31 points as local retail investors turned bullish.Notwithstanding reports that the Iran struck a US warship attempting to pass through the Strait of Hormuz, the 20-stock Qatar Index settled 0.3% higher at 10,564.57 points, having touched an intraday high of 10,592 points.The insurance, transport, real estate, industrials and banking counters witnessed higher than average demand in the main market, whose year-to-date losses truncated to 1.84%.About 68% of the traded constituents extended gains to investors in the main bourse, whose capitalisation added QR3.44bn or 0.55% to QR631.02bn, mainly owing to small and midcap segments.The Gulf individuals were seen net buyers, albeit at lower levels, in the main market, whose trade turnover and volumes were on the rise.However, the local retail investors turned net profit takers in the main bourse, which saw as many as 8,317 exchange traded funds (sponsored by AlRayan Bank and Doha Bank) valued at QR0.02mn trade across 14 deals.The foreign institutions were seen bearish in the main market, which saw as many as 50,000 sovereign bonds valued at QR500.6mn change hands across two transactions.The Islamic index was seen gaining faster than the key barometer of the main bourse, which saw no trading of sovereign sukuks.The Total Return Index rose 0.3%, the All Share Index by 0.45% and the Al Rayan Islamic Index by 0.33% in the main bourse, which saw no trading of treasury bills.The insurance sector index shot up 2.46%, transport (1%), realty (0.66%), industrials (0.53%), banks and financial services (0.32%) and consumer goods and services (0.12%); while telecom was down 0.04%.As many as 36 gained, while only 12 decreased and five were unchanged in the main market.Major movers in the main market included Qatar Insurance, Mekdam Holding, Estithmar Holding, Widam Food, Ahlibank Qatar, Lesha Bank, Qatar German Medical Devices, Al Faleh Educational Holding, Gulf International Services, Mesaieed Petrochemical Holding, Qamco, Ezdan and Nakilat. In the juniour bourse, Techno Q saw its shares appreciate in value.Nevertheless, Qatar General Insurance and Reinsurance, Doha Insurance, Doha Bank, Al Khaleej Takaful and Gulf Warehousing were among the losers in the main market.The Qatari individuals turned net buyers to the extent of QR35.44mn compared with net sellers of QR3.92mn on May 3.The Arab retail investors were net buyers to the tune of QR9.39mn against net sellers of QR0.48mn the previous day.The Gulf individual investors turned net buyers to the extent of QR0.54mn compared with net sellers of QR0.24mn on Sunday.However, the domestic funds were net sellers to the tune of QR26.62mn against net buyers of QR3.52mn on May 3.The foreign institutions turned net sellers to the extent of QR15.56mn compared with net buyers of QR0.3mn the previous day.The Gulf funds were net profit takers to the tune of QR1.9mn against net buyers of QR0.79mn on Sunday.The foreign retail investors’ net selling expanded perceptibly to QR1.29mn compared to QR0.3mn on May 3.The Arab funds had no major net exposure against net buyers to the tune of QR0.03mn the previous day.The main market saw 51% surge in trade volumes to 168.34mn shares, 88% in value to QR450.14mn and 89% in deals to 32,400.In the venture market, a total of 0.54mn equities valued at QR1.22mn changed hands across 93 transactions.