Buying by Devro directors has kept the share price rising after yesterday's annual results from the sausage casings manufacturer. The shares rose a further 9% to 265.1p each. Chairman Steve Hannam bought 16,616 shares at 240p each, taking his stake to 149,306. The total investment was nearly ÂŁ39,000. Hannam has been chairman since May 2009. Non-executive director Paul Neep acquired 6,070 shares at 241p each, which cost ÂŁ14,629. He owns 193,593 shares in Devro. Neep, who is chief executive of LVMH subsidiary Glenmorangie, has been on the board since 2005. Devro's profit before tax and exceptional items in 2010 rose 44% to ÂŁ36.3m. Reported profit before tax doubled to ÂŁ55.2m from ÂŁ26.9m, as 2010's results benefited from an ÂŁ18.9m exceptional credit derived from a reduction in the liabilities of the group's UK defined benefit pension scheme. Operating margin improved to 16.1% from 12.4%, reflecting higher prices and a more efficient manufacturing cost base.Panmure Gordon raised its 2011 profit forecast after the figures. The earnings per share forecast was increased from 18.1p to 19.5p. Top Director BuysDevro (DVO) Director name: Mr Steve HannamAmount purchased: 16,616 @ 240.00pValue: ÂŁ39,878Devro (DVO) Director name: Mr Paul NeepAmount purchased: 6,070 @ 241.00Value: ÂŁ14,629Top Director SellsCarnival (CCL) Director name: Mr Peter RatcliffeAmount sold: 22,909 @ 2,838.95p Value: ÂŁ650,375Carnival (CCL) Director name: Mr Pier Luigi FoschiAmount sold: 16,593 @ 2,838.95p Value: ÂŁ471,067GlaxoSmithKline (GSK) Director name: Mr Simon BicknellAmount sold: 1,286 @ 1,201.00p Value: ÂŁ15,445Europa Oil & Gas (EOG) Director name: Mr Paul A BarrettAmount sold: 25,000 @ 41.64p Value: ÂŁ10,410Europa Oil & Gas (EOG) Director name: Mr Paul A BarrettAmount sold: 25,000 @ 41.62p Value: ÂŁ10,405