StockMarketWire.com - A rally in commodity prices and optimistic economic UK data nudged the FTSE 100 into positive territory, while the FTSE 250 struggled to make gains.

The FTSE 100 was up 0.04% to 6,286.81 and the FTSE 250 fell 0.23% to 17,155.09.

West Texas Intermediate (WTI) crude oil rose 0.87% to $50.80 and Brent crude oil nudged 1% higher to $51.97 per barrel, respectively.

Gold was up 0.68% to $1,252.8 per ounce and copper prices were static at $4,519.55 per tonne. MAIN NEWS OF THE DAY

Supermarket chain Sainsbury's (SBRY) was up 1.2% to 249.6p after reporting first quarter like-for-like sales fell, but by less than expected.

The Office of National Statistics revealed UK industrial and manufacturing production both rose in April and beat market expectations.

MID CAP RISERS AND FALLERS

Real estate investment trust Workspace (WKP) was up 4.4% to 869.5p after reporting higher pre-tax profit and a hike in its final dividend.

Investment business 3i Infrastructure (3IN) raised 10% more money than initially planned, which will mainly be used to complete investments in Wireless Infrastructure Group and TCR. The market was happy with the news as shares advanced 4.8% to 175p.

British retailer WH Smith (SMWH) said its travel business sales were up due to increased passenger numbers, but the high street business suffered a drop in sales, causing a fall of 3% to 1,687p.

SMALL CAP RISERS AND FALLERS

Property developer Henry Boot (BHY) completed two land sales since late May, with one of the sales generating a higher profit than expected. The company expects full-year pre-tax profit to exceed market expectations, triggering a rise of 7% to 216.6p.

Online gaming events business Gfinity (GFIN) signed an agreement with Futhead.com to run various FIFA 16 Ultimate Team competitions on its eSports platform, pushing shares 4.2% lower to 8.5p.

Online fashion retailer Boohoo.com (BOO) nudged 1.3% higher to 57.5p after raising its full-year guidance.

Metals supplier Ambrian (AMBR) swung from profitability into a pre-tax loss of nearly $10m in the year to 31 December 2015, as a result of challenging conditions reducing the volumes of metals being traded. Shares retreated 5.7% to 3.3p on the news.

Oil and gas exploration company Oilex (OEX) settled legal proceedings with Zeta Resources after they withdrew from a funding agreement after claiming Oilex failed to disclose information. The shares shot up 79.3% to 0.76p.

Marketing communications group Creston (CRE) swung from pre-tax profit into a loss, despite full-year revenue growth and a small increase in its dividend, the market seemed happy as shares rose 5.8% to 96.8p.

Premium drinks brand owner Distil (DIS) narrowed its pre-tax loss and increased its revenue through more advertising, which resulted in a decline in gross margins and shares sliding 0.4% to 98.3p.

Tube manipulation specialist Tricorn (TCN) suffered a significant decline in operating profit and its pre-tax loss nearly increased five-fold as weaker end markets took effect, triggering a drop of 1.2% to 10.2p.

Telecoms provider Alternative Networks (AN) said its revenue and operating profit declined as its mobile performance was impacted by a reduction in roaming tariffs implemented by operators, causing a drop of 8.7% to 300p.

Stem cell specialist ReNeuron (RENE) rose 5.9% to 3.5p after reporting positive progress in first-stage clinical trials for a rare eye disease treatment.

Manufacturer Redhall (RHL) reduced its operating loss and won new manufacturing orders, which they anticipate will boost profitability in the second half of 2016, pushing shares 9.8% up 7p.

Footwear retailer Shoe Zone (SHOE) said revenue and pre-tax profit fell and blamed a difficult period for the industry, triggering a 3.6% decline to 197.5p.

Croma Security Solutions (CSSG) overstated pre-tax profit in the audited accounts to 30 June and said it will result in profitability being materially below expectations. The market was not happy with the news, causing shares to plummet 13.6% to 38p.

Logistics operator DX (DX) said trading was in line with management expectations as customer renewals at the DX Exchange operations were at anticipated levels, boosting shares 7% to 18.19p.

African agri-business Zambeef Products (ZAM) swung back into profit, triggering a rise of 6.9% to 8.15p.

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