(ShareCast News) - Enterprise Inns's chairman Robert Walker purchased new shares in the company one day after Numis upgraded the stock as it expects the new strategy to enhance the level and quality of earnings from 2017.Walker bought 160,000 shares at the British leased and tenanted pub company for an individual price of 123.5p, spending a total of £197,600.Following the transaction, the chairman holds 435,000 shares in the company, which represent 0.09% of its issued shares.Numis said on Wednesday the group's new strategy should have a "substantial long-term impact on its earnings composition, even if the impact on earnings is likely to be limited over the next two years".Read more: Numis ups Enterprise Inns to 'buy'; says new strategy will enhance earningsTop Director BuysEnterprise Inns (ETI) Director name: Mr Robert M WalkerAmount purchased: 160,000 @ 123.50p Value: £197,600Burberry Group (BRBY) Director name: Mr John Smith Amount purchased: 11,938 @ 1,585.53p Value: £189,281BlackRock Income Strategies Trust (BIST) Director name: Miss Lynn RuddickAmount purchased: 45,800 @ 136.90p Value: £62,700Murray International Trust (MYI) Director name: Mr James Douglas BestAmount purchased: 5,000 @ 912.00p Value: £45,600Aukett Swanke Group (AUK) Director name: Mr John Bullough Amount purchased: 500,000 @ 7.25p Value: £36,250Top Director SellsDatatec Ltd. (DI) (DTC) Director name: Mr Jens P MontananaAmount sold: 160,437 @ 339.40p Value: £544,523Datatec Ltd. (DI) (DTC) Director name: Mr Jens P MontananaAmount sold: 120,563 @ 346.44p Value: £417,678Burberry Group (BRBY) Director name: Mr Christopher BaileyAmount sold: 165,200 @ 1,585.53p Value: £2,619,296Burberry Group (BRBY) Director name: Mr Christopher BaileyAmount sold: 110,992 @ 1,585.53p Value: £1,759,811Burberry Group (BRBY) Director name: Mr Christopher BaileyAmount sold: 61,721 @ 1,585.53p Value: £978,605Caledonia Investments (CLDN) Director name: Major William WyattAmount sold: 31,553 @ 2,429.00p Value: £766,422Burberry Group (BRBY) Director name: Mr Carol Fairweather Amount sold: 24,134 @ 1,585.53p Value: £382,652Caledonia Investments (CLDN) Director name: Mr Stephen King Amount sold: 10,554 @ 2,429.00p Value: £256,357Caledonia Investments (CLDN) Director name: Mr Jamie M B Cayzer-ColvinAmount sold: 8,925 @ 2,429.00p Value: £216,788Burberry Group (BRBY) Director name: Mr Carol Fairweather Amount sold: 6,525 @ 1,585.53p Value: £103,456