Weekly roundup of stocks moving in and out of Joel Greenblatt's Magic Formula® Investing screens.

TearLab Corporation (Nasdaq:TEAR) announced that, after reviewing and accepting labeling submitted to it by the Company, the U.S. Food and Drug Administration ("FDA") has now granted Waiver categorization under the Clinical Laboratory Improvement Amendments of 1988 ("CLIA") for the TearLab(R) Osmolarity System.

Joseph Piotroski's 9-point scoring system has proven a successful way to find value stocks that beat the market. Can we combine his method with the "good company at cheap price" precepts of Magic Formula Investing (MFI) to find potential winners? In this article, we take a look at MFI stocks with 8 or 9 Piotroski scores.