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Facebook’s stock also declined after Zynga’s announcement. The bad news from Zynga could hurt Facebook, whose stock fell $2.23, or 7.6 percent, to $27.11 in after-hours trading.

Zynga said Wednesday that it lost $22.8 million, or 3 cents per share, in the April-June quarter. That’s down from earnings of $1.4 million a year ago when it was still privately held. Its per-share results a year ago were at breakeven.

Adjusted earnings in the latest quarter were a penny per share, below expectations of 5 cents per share.

Zynga’s revenue grew 19 percent to $332 million. Analysts surveyed by FactSet had expected $342.8 million.

Zynga also said Wednesday that its chairman and CEO, Mark Pincus, became the beneficial owner of more than 50 percent of the company’s voting power through stock he owns.