(Sharecast News) - Tullow Oil chief financial officer Les Wood disposed of 75,414 ordinary shares in the FTSE 250-listed exploration and production outfit.Wood, who joined Tullow in 2014, sold the shares at an average price of 221.40p each, for a total value of £166,967.On Wednesday, analysts at Jefferies downgraded Tullow to 'hold' from 'buy', with the stock in sight of its new 245p price target, which was reduced from 250p, as it said "the story needs a new chapter"."Ghana production remains the most positive element of current operations but with both Uganda & Kenya final investment decision timings still uncertain, Tullow needs a new material, commercial asset to drive the stock," Jefferies said.It added that the highly anticipated Jethro exploration well, offshore Guyana, is the event to provide it but pre-drill risked value is close to being fully priced in.As of 1630 GMT, Tullow shares had dipped 1.03% to 221p.Top Director BuysShanta Gold Ltd. (SHG)Director name: Mr Luke LeslieAmount purchased: 2,862,564 @ 5.25pValue: £150,285 Whitbread (WTB)Director name: Mr Frank FiskersAmount purchased: 610 @ 4,857.00pValue: £29,628 Boohoo Group (BOO)Director name: Mr Peter Wodehouse WilliamsAmount purchased: 14,192 @ 176.15pValue: £24,999 Boohoo Group (BOO)Director name: Mr Sara MurrayAmount purchased: 5,677 @ 176.15pValue: £10,000 Boohoo Group (BOO)Director name: Mr Pierre Marie Jean-Louis CuilleretAmount purchased: 5,677 @ 176.15pValue: £10,000 Boohoo Group (BOO)Director name: Mr Iain McDonaldAmount purchased: 5,677 @ 176.15pValue: £10,000 Top Director SellsTullow Oil (TLW)Director name: Mr Les WoodAmount sold: 75,414 @ 221.40pValue: £166,967