The chairman in Compass increased his stake on Friday following a positive trading update the previous session.Paul Walsh bought 5,000 shares for 1,133p each under the name of Cedar Farm Investments.The chairman spent a total of £56,650 in the transaction and holds now 16,411 shares in the caterer.Compass on Thursday reported a good start to its new financial year, with organic revenue up more than expected in the first quarter thanks to a return to growth for Europe and Japan.Like-for-like revenue also increased in the quarter, which management said was due to modest pricing and some volume improvement. Top Director BuysGriffin Mining Ltd. (GFM) Director name: Mr Adam Usdan Amount purchased: 250,000 @ 26.50p Value: £66,250Compass Group (CPG) Director name: Mr Paul WalshAmount purchased: 5,000 @ 1,133.00p Value: £56,6503i Group (III) Director name: Sir Adrian Montague CBEAmount purchased: 6,311 @ 475.40p Value: £30,002Severn Trent (SVT) Director name: Mr Philip RemnantAmount purchased: 1,400 @ 2,115.88p Value: £29,6223i Group (III) Director name: Ms Martine VerluytenAmount purchased: 3,000 @ 475.40p Value: £14,2623i Group (III) Director name: Mr David HutchisonAmount purchased: 3,000 @ 475.40p Value: £14,2623i Group (III) Director name: Mr Alistair R CoxAmount purchased: 3,000 @ 475.40p Value: £14,2623i Group (III) Director name: Mr Jonathan AsquithAmount purchased: 3,000 @ 475.40p Value: £14,262NWF Group (NWF) Director name: Mr Brendon BannerAmount purchased: 10,000 @ 135.50p Value: £13,550Top Director SellsInnovation Group (TIG) Director name: Mr Andrew (Andy) RobertsAmount sold: 3,234,599 @ 29.51p Value: £954,530Euromoney Institutional Investor (ERM) Director name: Mr Neil Frank OsbornAmount sold: 1,810 @ 1,034.00p Value: £18,715