NEW YORK, N.Y. ( TheStreet) -- Equity Residential ( EQR) and Duke Realty ( DRE) beat top-line expectations for the second quarter but the real estate investment trusts missed earnings estimates. Shares of Equity Residential seesawed Wednesday ahead of its earnings report, closing higher by 0.4%. Duke Realty shares finished lower by 0.1%. The Vanguard REIT ( VNQ) and iShares Dow Jones US Real Estate ( IYR), exchange-traded funds that count Equity Residential among their top holdings, closed Wednesday's session off by 0.2%. Equity Residential upped its outlook for funds from operations, a performance figure generally used by REITs to define cash flow from operations. It now expects third-quarter FFO in a range between 51 cents and 55 cents per share, and full-year FFO between $2.14 and $2.20 per share. Analysts' consensus call is for third-quarter FFO of 55 cents per share, and full-year FFO of $2.14.The company previously forecast 2010 FFO of $1.95 to $2.15 per share. In the recent quarter Equity Residential's FFO declined to 58 cents per share, from 62 cents in the year-earlier period. >>Search for Highest Dividends by Rate or Yield Duke Realty reaffirmed its 2010 guidance for core FFO between 95 cents and $1.15. (Core FFO, in contrast to net FFO, is similar to adjusted earnings per share when one-time items are calculated into the figures.) For the recent quarter it posted FFO of 17 cents per share for the recent quarter, down from 29 cents in the second quarter last year. The decline was attributed to a non-cash impairment charge of $18.7 million. The company The economic effects of a still-weak housing and home construction market should benefits firms like Equity Residential. Home prices rose higher-than-expected in May but most analysts agree that the housing market has a long way to go toward sustainable recovery, and that prices will likely fall again before rebounding in any meaningful way.