Investor Presentation - Medical Office Sector

A DECADE OF VALUE CREATION Cash Buyer During Downturn Largest MOB Owner & Operator Executes on In-House Platform Lists Shares on NYSE $1B Capital Allocation 1:2 Reverse Stock Split Expands Enters Expands Presence in Presence in Greenville 52 Properties Indianapolis, Midwest, Southeast, Florida, Dallas, Houston & Florida Expands Presence in Arizona New York & North Carolina Enters Miami Expands Enters Boston Presence in Opens Atlanta Expands Presence in Texas & South Miami Indianapolis, Raleigh Significant Savings In-House Platform Expands Presence in Boston & Expands Presence in Boston, Charleston, Acquires $2.7B MOBS Development Platform TSR (1) 190% Invested ~>$1B Becomes Largest MOB Owner in New England Regional Office Florida North Carolina TSR (1) 45% TSR (1) 54% TSR (1) TSR (1) 132% TSR (1) 143% TSR (1) 171% 62% (12/31/17) Arizona, Texas 5.2 GLA 7.4 GLA 10.9 GLA 11.2 GLA 12.6 GLA 14.1 GLA 14.8 GLA 15.5 GLA 17.7 GLA 24.2 GLA 2.2 GLA 2007 $413M 2.2 MSF 2008 $543M 2009 $456M 2010 $802M 2011 2012 2.9 MSF 2.3 MSF 3.5 MSF $68M 0.3 MSF $295M 1.3 MSF 2013 $398M 1.5 MSF 1.2 MSF 2014 $440M 2015 $272M 0.8 MSF 2016 $701M 2.5 MSF 6.8 MSF 2017 $2.7B • • • • Identified and Established Pure Play MOB Strategy 2006-2011: Invested $2.3B, 11.2 MSF Cash Buyer During Great Recession Grew Portfolio with Limited Competition Attractive Cap Rates lead to Accretive Deals Strong Balance Sheet with Low Leverage Investment Grade Ratings from S&P/Moody's • Achieving Critical Mass in Key Cities Building Operating Platform 2012-2016: Invested $2.1B, 7.2 MSF Shares Listed on NYSE - No Dilutive Equity In-House Asset Mgmt & Leasing Platform • ~$1B Raised via Equity & Bond Offerings 1:2 Reverse Stock Split ~3% Same Store Growth Industry Leader Positioned For Growth 2017: Invested $2.7B, 6.8 MSF Full Service Platform with Significant Relationships Significant Operating Capabilities for Continued Growth Significant Same Store Growth Potential Strong, Conservative Balance Sheet (1) TSR (total shareholder returns) represents stock appreciation plus the reinvestment of dividends. Investor Presentation | January 2018 PAGE 6

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