disco corps shares rose sharply after the japanese precisiontools maker delivered a record fiscalyear net profit on strong demand in chip production the shares were recently 37 higher at 32450 yen after rising as much as 51 earlier sharply outperforming the machinery sector and the broader market the topix subindex for machinery companies was recently 12 lower while the nikkei stock average was 19 lower disco said thursday after the market closed that its net profit rose 69 to 6621 billion yen 5157 million for the fiscal year ended march 31 as revenue increased 39 to a record y25378 billion disco said strong capital expenditure by semiconductor makers boosted its sales of dicing saws and grinders disco projected a 48 rise in net profit from a year earlier to y1570 billion for the first quarter of its new fiscal year citing strong capex demand from its clients disco also said thursday that it planned to add one female director to its maleonly board in a bid to improve governance and that independent directors will make up the majority of the board and will chair nomination compensation and audit committees