Oracle Corp. regaled Wall Street on Monday with talk about the future, enormous demand and some very large cloud-services contracts, but its stock continued a downward trend over concerns about growing costs associated with building out more data centers.

Oracle ( ORCL -4.11%) is often considered a slow-growth tech giant, but its stock has still rallied more than 260% over the past 10 years. The database software leader impressed investors by expanding its cloud-based services, making smart acquisitions, and repatriating a lot of its overseas cash to repurchase more than a third of its shares.

Oracle also projected adjusted earnings of $1.61 to $1.65 per share, falling short of the $1.79 per share that analysts had anticipated. Beyond the impact of earnings, this is a concerning period for the broader markets,