Reflecting the global optimism on stronger-than-expected Chinese economic data, the Qatar Stock Exchange (QSE) gained about 25 points yesterday on the back of buying interests, especially in the industrials and banking counters.The domestic funds were increasingly net buyers as the 20-stock Qatar Index rose 0.26% to 9,668.72 points, recovering from an intraday low of 9,644 points.More than 55% of traded constituents extended gains in the main market, whose year-to-date losses truncated to 10.73%.The local retail investors turned net buyers in the main bourse, whose capitalisation added QR1.38bn or 0.25% to QR562.14bn on account of small cap segments.The Gulf individuals were seen marginally bullish in the main market, which saw as many as 6,921 exchange traded funds (sponsored by Doha Bank) valued at QR0.07mn trade across eight deals.The foreign institutions continued to be net buyers but with lesser intensity in the main bourse, which saw no trading of sovereign bonds.The Arab individuals were seen net sellers in the main market, which saw no trading of treasury bills.The Islamic index was seen gaining slower than the main barometer in the main bourse, whose trade turnover and volumes were on the increase.The Total Return Index rose 0.26%, the All Share Index fell 0.2% and the All Islamic Index by 0.24% in the main market.The industrials sector index grew 0.6%, banks and financial services (0.4%) and consumer goods and services (0.18%); while insurance declined 1.23%, transport (0.82%), real estate (0.42%) and telecom (0.22%).Major gainers in the main market included Qatari German Medical Devices, Salam International Investment, Qatar Cinema and Film Distribution, Mazaya Qatar, Gulf International Services, Qatar Islamic Bank, Al Khaleej Takaful, Ezdan and Mazaya Qatar.In the venture market, Al Mahhar Holding saw its shares appreciate in value.Nevertheless, Widam Food, Barwa, Qatar Insurance, Medicare Group, Nakilat and Al Meera were among the losers in the main market.The domestic institutions’ net buying increased substantially to QR21.51mn compared to QR1.78mn on May 12.The Qatari individuals turned net buyers to the tune of QR1.35mn against net sellers of QR12.26mn on Sunday.The Gulf individuals were net buyers to the extent of QR0.13mn compared with net profit takers of QR0.03mn the previous day.However, the Gulf funds’ net selling strengthened significantly to QR21.72mn against QR4.85mn on May 12.The Arab individual investors were net sellers to the tune of QR8.61mn compared with net buyers of QR2.42mn on Sunday.The foreign retail investors turned net sellers to the extent of QR3.42mn against net buyers of QR0.91mn the previous day.The foreign institutions’ net buying weakened perceptibly to QR10.78mn compared to QR12.04mn on May 12.The Arab institutions had no major net exposure for the third straight session.Trade volumes in the main market soared 88% to 274.86mn shares, value by 35% to QR497.15mn and transactions by 50% to 16,388.The venture market saw a 38% plunge in trade volumes to 0.13mn equities, 38% in value to QR0.21mn and 40% in deals to 18.