Antofagasta: Investec lowers target price from 720p to 719p and retains a sell recommendation.Arrow Global: Canaccord Genuity moves target price from 318p to 325p and keeps a buy recommendation. Numis downgrades from buy to add with a target price of 285p.Balfour Beatty: Berenberg moves target price from 280p to 290p and stays with its a buy recommendation.Barclays: Jefferies ups target price from 325p to 331p and maintains a buy recommendation.Brown N Group: Investec cuts target from 550p to 520p staying with its buy recommendation.Cape: Numis upgrades from hold to buy with a target price of 370p.Evraz: Jefferies moves target price from 90p to 100p leaving its hold recommendation unchanged.Grafton: Investec ups target price from 710p to 730p and reiterates a buy recommendation.Kenmare Resources: Westhouse Securities lowers target price from 20p to 15p keeping its buy recommendation.Kromek Group: Panmure Gordon moves target price from 50p to 60p and upgrades from hold to buy.Man Group: Canaccord Genuity shifts target price from 115p to 120p, while downgrading from buy to hold.Marshalls: Panmure Gordon shifts target price from 195p to 200p and retains a buy recommendation.Melrose: Investec shifts target price from 325p to 330p and maintains a buy recommendation.OneSavings Bank: Numis raises target price from 186p to 208p and stays with its add rating.Petropavlovsk: Westhouse Securities places its neutral rating under review.Playtech: Canaccord Genuity ups target price from 825p to 840p retaining its buy recommendation. Peel Hunt places its target price (prev.: 877p) under review and keeps its buy recommendation.Polymetal: Deutsche Bank increases target price from 505p to 555p and maintains a hold recommendation.Spire Healthcare: Investec initiates with a target price of 285p and a buy recommendation.Synthomer: Numis shifts target price from 300p to 306p and keeps a buy recommendation.Tesco: Deutsche Bank cuts target price from 313p to 280p downgrading from buy to hold.UNITE Group: Numis ups target price from 495p to 510p, while downgrading from buy to add.Wetherspoon (JD): Deutsche Bank cuts target price from 785p to 745p reiterating a hold recommendation.William Morrison: Deutsche Bank upgrades from sell to hold with a target price of 190p.Xaar: FinnCap places its target price (prev.: 600p) under review, while keeping a hold recommendation. Investec reduces target price from 560p to 430p downgrading from hold to sell.