The finance director at Greggs has sold £0.5m worth in shares on Wednesday.Richard Hutton sold 47,200 shares for an individual price of 1,145.60p, pocketing a total of £540,723.The sale follows an exercise of 62,640 shares for 356p. The sold shares were transferred to Joanna Clare Hutton, a beneficial holding.Following the transactions, Richard Hutton holds both directly and indirectly 77,500 shares in the company.The bakery chain reported last yeat better-than-expected sales during th first quatter due to a new range of healthier products. It also declared a special dividend of 20p per share, which will be paid in July to shareholders.Top Director BuysVernalis (VER) Director name: Mr Nigel SheailAmount purchased: 84,000 @ 59.90p Value: £50,316Deltex Medical Group (DEMG) Director name: Mr Nigel J KeenAmount purchased: 227,270 @ 11.00p Value: £25,000Deltex Medical Group (DEMG) Director name: Mr Mark WippellAmount purchased: 126,247 @ 11.00p Value: £13,887Top Director SellsGreggs (GRG) Director name: Mr Richard HuttonAmount sold: 47,200 @ 1,145.60p Value: £540,723Lavendon Group (LVD) Director name: Mr Don KennyAmount sold: 91,120 @ 177.00p Value: £161,282Lavendon Group (LVD) Director name: Mr Alan MerrellAmount sold: 66,533 @ 177.00p Value: £117,763Lavendon Group (LVD) Director name: Mr Hayley HallowayAmount sold: 27,428 @ 177.00p Value: £48,548Kingfisher (KGF) Director name: Mr Veronique LauryAmount sold: 10,250 @ 355.25p Value: £36,413