From this link:
"Though there was no hot new Blu-ray Disc release, consumers continued to buy more Blu-ray Discs than HD DVDs for the week ended Oct. 21, albeit by a slim 51% to 49% edge. Paramount says Transformers sold 190,000 units its first week in stores, but Home Media Magazine market research and studio estimates puts the actual number of units that sold through to consumers closer to 115,000. "
"Though there was no hot new Blu-ray Disc release, consumers continued to buy more Blu-ray Discs than HD DVDs for the week ended Oct. 21, albeit by a slim 51% to 49% edge. Paramount says Transformers sold 190,000 units its first week in stores, but Home Media Magazine market research and studio estimates puts the actual number of units that sold through to consumers closer to 115,000. "