Zynga ( ZNGA) and Facebook ( FB) announced late Thursday that they altered the terms of their agreement, as the two companies continue to move away from each other. According to a regulatory filing, Zynga will no longer have to display Facebook ads or use Facebook payments on its Zynga.com properties. Facebook, for its part, can now develop its own games. Shares of Zynga gained 6% this week to close at $2.46, while Facebook moved sharply higher, rising 17% to finish at $28. Earnings releases were light this week, but a couple of newly public companies announced results: Workday ( WDAY) and Splunk ( SPLK). Workday reported its first earnings report as a public company, beating Wall Street estimates. The company generated a third-quarter loss of 39 cents a share on $72.6 million in revenue, doubling from a year earlier. Wall Street analysts polled by Thomson Reuters expected a loss of 59 cents a share. For the fourth quarter, Workday expects sales of $75 million to $79 million. Analysts, on average, expect Workday to generate revenue of $70.7 million.