New reports put BlackRock's deal for BGI at $13 billion.

During the weekend, several new articles appeared in British papers reporting that BlackRock Inc. is closing in on a deal to acquire Barclays Global Investors, the parent company of iShares, in a transaction worth up to US$13 billion.

But not all the reports were as definitive as the one coming out of the US late last week. Pensions & Investments magazine, on its Web site, broke the news late Friday afternoon after markets had closed in the US. It quoted unnamed sources as saying that the groundwork for a deal was in place and that an announcement would be forthcoming.

The story also had estimates that a BlackRock purchase of BGI would surpass $10 billion. (See related story here.)

However, in a story over the weekend, a report out of London by the Financial Times said that Barclays isn't expected to