Visa discloses 9.99% ownership stake in Square

Shares of Square were up 13% Friday after the company disclosed that Visa Inc. had taken a 9.99% ownership stake. With the stake, Visa could own 3,520,210 shares of class A common stock, according to regulatory filings.

Market Pulse Stories are Rapid-fire, short news bursts on stocks and markets as they move. Visit MarketWatch.com for more information on this news.