The results and analysis for Blu-ray (and DVD) sales for the week ending 26th January 2013 is in. End of Watch was the best selling and the only real noteworthy release for the week, despite several other releases, most of which didn't make much of an impact.
The lack of real A-list releases allowed Blu-ray revenue and market share to drop to multi-month lows (market share lowest since early November, revenue lowest since September). But this is to be expected for this time of the year.
You can read the rest of the stats and analysis here