Iron Mountain Incorporated IRM reported fourth-quarter 2021 adjusted funds from operations (AFFO) per share of 92 cents, which surpassed the Zacks Consensus Estimate of 71 cents. The reported figure was 39% higher than the year-ago quarter’s 66 cents.Both service and storage segments delivered solid performances in the quarter, while the data-center business witnessed continued momentum. Moreover, the company executed 27 megawatts of new and expansion leasing at its global data-center portfolio in the December-end quarter.Quarterly revenues of $1.16 billion increased 9% year over year. The top line beat the Zacks Consensus Estimate of $1.15 billion.For 2021, AFFO per share was $3.48, which surpassed the Zacks Consensus Estimate of $2.74. The reported figure was 13% higher than 2020. Full-year revenues were $4.49 billion, surpassing the Zacks Consensus Estimate of $4.48 billion. The top line was 8% higher than the previous year.Quarter in DetailStorage rental revenues were $725 million in the fourth quarter, up 4% year over year.Service revenues amounted to $434 million, reflecting a year-over-year rise of 20%.Global Data Center business revenues climbed 24.7% in the fourth quarter or marked a 25.3% increase from the prior-year quarter, excluding the impacts of foreign-currency exchange.The adjusted EBITDA improved 15% year over year to $430.7 million in fourth-quarter 2021, backed by a strong increase in service revenues and benefits from Project Summit.The adjusted EBITDA margin expanded 180 basis points (bps) on a year-over-year basis to 37.1%.LiquidityThe company exited the fourth quarter with $255.8 million of cash and cash equivalents, up from $205.1 million at the end of 2020.Dividend UpdateOn Feb 24, Iron Mountain announced its first-quarter common stock cash dividend of 61.85 cents per share. The dividend will be paid out on Apr 6 to its shareholders of record as of Mar 15.OutlookIron Mountain provided guidance for 2022. It projects adjusted FFO per share of $3.70-$3.82. The Zacks Consensus Estimate for the same is pegged at $2.93.Revenues are estimated to be $5,125-$5,275 million, while adjusted EBITDA is predicted to be $1,800-$1,850 million.Iron Mountain Incorporated Price, Consensus and EPS Surprise Iron Mountain Incorporated price-consensus-eps-surprise-chart | Iron Mountain Incorporated QuoteIron Mountain currently carries a Zacks Rank #3 (Hold). You can see the complete list of today’s Zacks #1 Rank (Strong Buy) stocks here.Performance of Other REITsOUTFRONT Media Inc. OUT delivered fourth-quarter 2021 adjusted funds from operations per share of 65 cents, surpassing the Zacks Consensus Estimate of 55 cents. In the prior-year quarter, the company reported an AFFO per share of 35 cents.OUT’s quarterly revenues of $464.5 million outpaced the Zacks Consensus Estimate of $444.7 million. The revenue figure jumped 38.3% year over year.OUT’s fourth-quarter results reflect a rise in revenues, partially offset by higher operating expenses.Boston Properties Inc.’s BXP fourth-quarter 2021 funds from operations per share of $1.55 surpassed the Zacks Consensus Estimate of $1.52. The figure compared favorably with the year-ago quarter’s number of $1.37.BXP’s quarterly figure exceeded the mid-point of its fourth-quarter guidance by 5 cents, reflecting an improved portfolio performance. Boston Properties also experienced strong leasing activity in the quarter.Highwoods Properties, Inc.’s HIW fourth-quarter 2021 FFO per share of $1.06 surpassed the Zacks Consensus Estimate of 97 cents. Rental and other revenues of $203.2 million outpaced the Zacks Consensus Estimate of $192.7 million.Decent leasing activity and improvement in same-property cash net operating income growth aided HIW. While Highwoods Properties’ FFO per share increased 21.8% year over year from 87 cents, rental and other revenues climbed 12.9%.Note: Anything related to earnings presented in this write-up represents funds from operations (FFO) — a widely used metric to gauge the performance of REITs. Zacks Names "Single Best Pick to Double" From thousands of stocks, 5 Zacks experts each have chosen their favorite to skyrocket +100% or more in months to come. From those 5, Director of Research Sheraz Mian hand-picks one to have the most explosive upside of all. It’s a little-known chemical company that’s up 65% over last year, yet still dirt cheap. With unrelenting demand, soaring 2022 earnings estimates, and $1.5 billion for repurchasing shares, retail investors could jump in at any time. This company could rival or surpass other recent Zacks’ Stocks Set to Double like Boston Beer Company which shot up +143.0% in little more than 9 months and NVIDIA which boomed +175.9% in one year.Free: See Our Top Stock and 4 Runners Up >>Want the latest recommendations from Zacks Investment Research? Today, you can download 7 Best Stocks for the Next 30 Days. Click to get this free report Iron Mountain Incorporated (IRM): Free Stock Analysis Report Highwoods Properties, Inc. (HIW): Free Stock Analysis Report Boston Properties, Inc. (BXP): Free Stock Analysis Report OUTFRONT Media Inc. (OUT): Free Stock Analysis Report To read this article on Zacks.com click here. Zacks Investment Research