The ASX200 managed to hold on to small gains come 4pm on Monday after grinding lower from our midday highs approaching 7450, the index’s highest level since mid-January. The markets feeling a touch tired having already rallied +5.6% in March but although only 40% of the main index closed up yesterday when the banks and big miners are strong the ASX tends to follow suit e.g. Westpac (WBC) +1.2%, RIO Tinto Ltd (RIO) +1.4% and BHP Group (BHP) +2.3%. Its been this exact impressive performance from these 2 influential sectors…