The FTSE 250 index was in the red on Monday, in sync with wider global stock markets as trade worries weighed.
Tate & Lyle: Jefferies downgrades to hold with a target price of 700p.
TalkTalk shares surged on Wednesday on the back of a double upgrade from Bank of America Merrill Lynch, which reckoned guidance and consensus was achievable for the first time in four years.
The High Court has given CityFibre permission for a judicial review of the advertising regulator's decision on the use of "fibre" in broadband advertising.
Analysts at Deutsche Bank on Monday reiterated their 'buy' rating for shares in TalkTalk Telecom Group, stating that there is evidence that the company's new and simpler strategy is "bearing fruit".
Rio Tinto: Deutsche Bank downgrades to hold with a target price of 4,700p.
TalkTalk announced the sale of its direct business-to-business operation for £175m as falling revenue and rising costs drove the broadband operator to a loss last year.
Analysts at Berenberg initiated coverage on manufacturer Halma on Friday, calling it one of the "highest-quality companies in the UK industrials sector" and placing a 'buy' rating on the firm's shares straight off the bat.
TalkTalk: RBC downgrades to sector perform with a target price of 125p.
TalkTalk fell on Friday as RBC Capital Markets cut the stock to 'sector perform' from 'outperform' and reduced the price target to 125p from 140p.
JustEat: JP Morgan downgrades to underweight with a target price of 656p.
RBS: Deutsche Bank upgrades to buy with a target price of 305p.
Close Brothers Group plc: Berenberg downgrades to hold with a target price of 1,530p.
More British broadband users are set to benefit from super-fast internet speeds, after a draft decision by Ofcom today that will halve the upfront cost of building 'full-fibre' broadband networks.
Analysts at Credit Suisse reiterated their 'underperform' stance on shares of TalkTalk, slashing their target price in the process, to reflect the company's £200m share placing and its analysts' now lower medium-term forecasts for the firm's operating profits.
Virgin Money Holdings: RBC Capital Markets downgrades to underperform with a target price of 250p.
Talktalk's profit warning and proposed placing elicited a mixed reaction among City analysts and institutional investors, with Goldman Sachs unimpressed and reiterating its 'sell' recommendation, while RBC Capital Markets hoped this was the beginning of a new era.
TalkTalk shares tumbled after the telecoms group cut its dividend, reduced earnings guidance and asked shareholders for £200m to strengthen its balance sheet and invest in full-fibre broadband.
Like the day before, it was some of the more defensive issues in the market that bore the brunt of selling despite the rout in equities worldwide, with recent slight shifts in expectations for policy tightening by the Federal Reserve in 2018 apparently triggering a sharp rise in stockmarket volatility as government bonds markets in the US, and elsewhere, came under pressure.
RBC Capital Markets upgraded its rating on telecom group TalkTalk to 'outperform' on Thursday, saying that while not without issues, they believed concerns over the firm's balance sheet seemed to be overdone.