Thursday tips round-up: Marston's, Greggs, Cranswick

Marston's is for those who enjoy an old-fashioned pint and an old-fashioned pub company. Marston's shares sell on about ten times' earnings for the year to end-September and have the buttress of a 6 per cent yield. In a battered sector, a "hold" at least, says the Times.Greggs, the bakery chain, added its voice to the growing view that trading is "tough" on the high street yesterday, as it posted a slowdown in underlying sales growth. While the stock is reasonably priced on a 2010 price-earnings ratio of 12.8 times, the Independent remains cautious on how much upside there is for the baker's shares during a prolonged challenging consumer environment. Hold, the newspaper says.Meat product group Cranswick provided an update on its first-half performance on Tuesday - and it all seems to be going rather well. The average price target of the five City analysts that are monitored by Bloomberg and have buy ratings on the shares is 931p, some 10pc above the current share price. However, the Telegraph's rating remains hold.Going beyond platinum, Johnson Matthey is emerging as a leading force in the supply of other catalysts and absorbents for a range of process technologies. Johnson Matthey has been cautious over prospects for the medium term. The company is well positioned in growth markets, but with the shares on about 17 times' this year's earnings, they are probably up with events, says the Times.There were a number of bright spots in Tesco's interim results on Tuesday, despite sluggish growth in the UK. A particularly pleasant surprise was that it's the group's loss-making US business Fresh & Easy was expected to be profitable by 2013 - well ahead of most analysts' expectations. Asian growth was strong, with sales up 27.7pc. There was "particularly pleasing" growth in Korea and Thailand. The shares were recommended as a buy on December 14 2008 at 329¾p and they are up 31pc compared with a market up 31pc. The Telegraph says the shares are a buy.While recruitment may not seem the sweet spot in the current climate, the headhunter Robert Walters has been doing very nicely, thank you very much. But after the recent run in the shares, the Independent reckons it is fully valued. Hold, it saysGemfields sold nearly $20m (£12.6m) worth of emeralds, up from just over $800,000 last year as the market recovered. Emerald prices are still to reclaim pre-crash highs, and that bodes well for the company's stockpile, which has an estimated value of around $16.5m. The market should give the company more credit as emerald prices rise. Buy, says the Independent.Please note: Digital Look provides a round-up of news, tips and information that is impacting share prices and the market. Digital Look cannot take any responsibility for information provided by third parties. This is for your general information only as not intended to be relied upon by users in making an investment decision or any other decision. Please obtain a copy of the relevant publication and carry out your own research before considering acting on any of this information.