xford Immunotec Diagnostics & Infrastructure 2009 11.3 - 27.1 27.1 - 2.41 28.3% Principia BioPharma, Inc. Therapeutics 2011 9.7 - 9.7 9.7 - 1.00 0.0% Spiracur, Inc Healthcare Devices 2009 12.0 - 8.5 8.5 - 0.70 -8.4% TigerText, Inc. Convergence 2012 4.6 0.0 5.6 5.7 - 1.25 22.6% Treato Pharma Convergence 2013 3.0