In a short session ahead of the long Christmas weekend, the FTSE 100 added 0.1 percent to 6,190.0. The FTSE 250 was also higher, gaining 0.2 percent to 11,083.5. Volumes were extremely light, with fewer than 1 billion shares changing hands. The 250 was even on the week, while the 100 dropped 1.1 percent from its opening level on Monday.

The retail sector was mixed. Marks & Spencer added 1 percent to 721p, a record high, as Credit Suisse reaffirmed its “outperform” rating. On the other hand, DSG International, owner of Currys and Dixons, dropped 188¾p after Credit Suisse labeled it an underperformer. HMV, the book and music retailer, dropped 3.1 percent to 142¼p on a downgrade from Goldman Sachs after it issued a profit warning earlier in the week.

Premier Foods dropped 5.3 percent to 300p after it said that its yearly profits would only make the low end of predictions. It said the drop was due to the fact that many people had been putting off shopping for Christmas because of mild weather.

Gainers included Centrica, which gained 3 percent to 356p on a target price upgrade from Citigroup, which said that the energy company would benefit from a drop in wholesale gas prices. Also seeing gains was Intercontinental Hotels Group. The Holiday Inn chain operator gained 4.8 percent to £12.17 on bids rumours.

The London equities markets were mixed on the last full trading day before Christmas, with the FTSE 100 0.2 percent lower to 6,183.7 but the FTSE 250 adding 0.2 percent to 11,066.4. Volume was light, with around 2 billion shares trading hands.

Miners were hurt by dropping copper prices. Vedanta Resources dropped 16p to £11.77. Antofagasta fell 2.2 percent to 496½p, while Rio Tinto was 2.5 percent lower to £26.65 and Kazakhmys dropped 3.7 percent to £10.89.

British Energy fell 3.3 percent to 520½p after it said on Wednesday that two of its nuclear power stations will not be back in service until March. Citigroup reduced its rating on the company to “sell” and assigned a target share price of 430p. Elsewhere in the energy sector, Burren Energy dropped 5 percent to 840p after investors worried that the death of the president of Turkmenistan will put its interests there in jeopardy. Burren currently produces about 18,000 barrels of oil per day from its field there.

Smith & Nephew added 3.4 percent to 537¼p, its highest share price in nine months, on rumors that the group of private equity buyers that recent purchased US rival Biomet were also interested in bidding for S&N.

In the leisure sector, cruise ship operator Carnival was up 2.9 percent to £25.36 on a fourth quarter report that rose above what had been expected.

The London equities markets were mixed on Monday on slow trade in the run-up to Christmas. The FTSE 100 dropped 0.2 percent to 6,257.4, while the FTSE 250 was up a bare 1.7 points to 11,087.7, with less than 2.5 billion shares trading hands.

In the leisure sector, cruise ship operator Carnival added 2.2 percent to £25.04 as oil prices declined. Also helping was a repeated “buy” rating from Deutsche Bank.

Retailer Next benefited from an increased target share price and positive comments from Merrill Lynch. The clothing retailer was 1.3 percent higher to £18.14.

Smith & Nephew added 8.1 percent to 521¾p for the biggest gain on the 100 on the session. Merrill Lynch upgraded the orthopedics company to “buy” and put its target share price at 580p on the theory that it is a target for takeover after it lost its bid to purchase US company Biomet.

Oilfield services company Petrofac saw the largest gain on the 250, gaining 4.8 percent to 395¾p, a new record, after it said its profits for the year will hit the top of the range of expectations.

Losers incuded Cairn Energy, which dropped another 2.8 percent to £18.61 after its Indian IPO was less than successful, with shares riding in the bottom end of the range.

The FTSE 100 closed at its highest level in nearly six years on Friday, ending at 6,260, a gain of 0.5 percent on the day and 1.7 percent higher than it began the week. The FTSE 250 added 0.3 percent on the day to close at a record high of 11,086, a gain of 1.1 percent on the week.

Defense aerospace company BAE Systems saw a gain of 6.9 percent to 424½p after the Serious Fraud Office ended an investigation into Al Yamamah arms deals with Saudi Arabia. The probe, which lasted for two years, was responsible for a delay in the signing of a Saudi order for Eurofighters.

Prudential was 2.1 percent higher to 710½p after rumors that it will free up nearly £10 billion in its orphan estate that is no longer needed to meet obligations and return some of that money to shareholders.

In the telecommunications sector BT Group added 3.3 percent to 315p, its highest share price since September 2001.

British Land gained 2 percent, to £16.62 on talk that an overseas billionaire is looking to buy.

Reckitt Benckiser was 1.6 percent higher to £24.11 after UBS upgraded the household goods group to “buy”, citing growth potential in 2007.

Among losers on the day, Cairn Energy dropped 1.6 percent to £19.14 on rumors that the IPO of Cairn India was not as successful as had been hoped and that shares would be priced at the low end of the stated range.

Both the FTSE 100 and the FTSE 250 ended the session and the week higher in London on Friday. The 100 added 0.3 percent on the session, for its fifth gain in a row, and gained 2.2 percent on the week when it closed at 6,152.4. The 250 was up 0.5 percent on Friday and added 2.3 percent for the week to close at an all-time high of 10,944.

Premier Oil added 3.3 percent on Friday to €12.45 on an upgrade to “buy” from UBS despite having declined 10.5 percent on Thursday after bids talks were ended. Other gainers included chemicals group ICI, which added 2.4 percent to 426p on continuing rumors that Akzo Nobel is interested. Corus was 0.6 percent higher to 500p on speculation that a bid from CSN of Brazil is imminent. EMI gained 3.2 percent to 295¾p on talk that it could soon receive an offer from a private equity group.

There were declines on the day, as well. Tobacco company Gallaher, up recently on bids rumors, dropped 1.5 percent to £11.72 after UBS said it thinks that the bid, said to be coming from Japan Tobacco, will be £11.50 per share at the highest.

The mining sector was down after Merrill Lynch cut the entire sector to “neutral”, using as its pretext questions about the prices of base metals. Rio Tinto dropped 1.8 percent to £27.54, while BHP Billiton fell 2.8 percent to 945p. Kazakhmys was 3 percent lower to £11.60, Xstrata declined 3.2 percent to £23.37, and Antofagasta dropped 4.2 percent to 517½p.

The London equities markets were higher on Tuesday, with the FTSE 100 adding 0.6 percent to 6,086.4 and the FTSE 250 up 0.7 percent to 10,834.1. The oil and mining sectors helped in the gains.

In the telecommunications sector, Carphone Warehouse was 7.6 percent higher to 291¾p after its chief executive told Merrill Lynch Monday night that it has gotten back some contract business from Vodafone.

Premier Foods added 6.9 percent to 301½p as rumors circulated that the private equity owners of United Biscuits would be interested in a takeover attempt. Most analysts did not credit the possibility, however, and put the gains more to the recent bid by Premier for rival RHM, which gained 5.7 percent to 377¾p. If the Premier/RHM deal goes through the company created will be the UK’s leading food producer.

In the oil sector, BP was 1.8 percent higher to 578p when UBS named it one of its top picks for next year. Meanwhile, Royal Dutch Shell added 2 percent to £18.25 after ABN Amro raised its recommendation to “buy”.

Among miners, Anglo American was up 3.2 percent to £24.55 on talk that Larry Yung was interested in further building his stake in the company. Higher copper prices sent both Kazakhmys and Antofagasta higher as well. Kazakhmys added 3.1 percent to £12.17, while Antofagasta gained 4.6 percent to 530p.

In the tobacco sector, Gallaher was 3 percent higher to 986½p on expectations of consolidation within the sector. However, SG Securities reiterated its “sell” recommendation on the tobacco company on the basis that it was an unlikely takeover target.

London’s equities markets were mixed on Friday. The FTSE 100 dropped 0.5 percent to close at 6,021.5 after falling as low as 5,985.2 during the day, bringing its decline over the week to 1.6 percent. On the other hand, the FTSE 250 added 0.2 percent on the session and was up by the same amount for the week, to close at 10,698.9.

Miners were higher, with Xstrata 2 percent higher to £23.26 and Antofagtasta adding 3.2 percent to 495p as Goldman Sachs predicted that commodities prices will be going up further. The broker put Xstrata on its “conviction buy” list.

Leisure group Rank dropped 2.9 percent to 270p after a rumored bid was not forthcoming and Citigroup downgraded it to “hold”. Meanwhile, cruise operator Carnival fell 1.9 percent to £24.29 on a reduced recommendation, from “buy” to “hold”, from Merrill Lynch.

In the pharmaceuticals sector, AstraZeneca dropped 2.1 percent to £28.90 as sterling gained ground over the US dollar.

Among insurance companies, Legal & General fell 2.2 percent to 148½p as bids rumors faded.

Construction materials group Hanson was 1.4 percent lower to 719p.

Bucking the trend among the blue-chips, Cairn Energy added 4.4 percent to £20.57. Cairn is preparing to spin off its India unit with an initial public offering in Bombay later this month. That IPO is estimated to be worth as much as $7.5 billion (£3.8 billion). In addition, there was talk that Cairn’s Indian partner, ONGC, might be interested in acquiring Cairn’s assets in Rajasthan.