By Beth Healy, Globe Staff

The former chief executive of Presstek Inc. has agreed to pay $50,000 to settle civil charges brought by the Securities and Exchange Commission that he warned certain investors in 2006 about upcoming poor performance by the company, the regulatory agency said Tuesday. Edward J. Marino, 61, a Cambridge resident, was chief executive of Presstek, a Greenwich, Conn.-based maker of high-tech digital imaging equipment, from 2002 to 2007.

By Bloomberg News

Kenneth Heebner, who ran one of the top-performing US mutual funds during the past decade, bought stakes in Whirlpool Corp. and Cummins Inc. during the first quarter while selling Priceline.com Inc. and Ford Motor Co. Capital Growth Management LP purchased 1.82 million shares of Whirlpool, the world’s largest appliance maker, during the three-month period that ended March 31, according to an SEC filing. The money manager bought 1.01 million shares of Cummins, a maker of diesel engines, after closing out its position in the fourth quarter.

By Chris Reidy, Globe Staff

US Representative Barney Frank said Friday that JPMorgan Chase’s disclosure that it lost $2 billion from a flawed hedging strategy underscores the need for tighter federal regulation. Such regulations are part of what is commonly known as the Dodd-Frank law. JPMorgan Chase has criticized those regulations. “The argument that financial institutions do not need the new rules to help them avoid the irresponsible actions that led to the crisis of 2008 is at least $2 billion harder to make today,” Frank said.

By Beth Healy, Globe Staff

Fidelity Investments said it’s launching a new Global Equity Income fund, in an effort to provide investors a portfolio of larger, less-volatile stocks that also pay dividends. The fund’s manager, Ramona Persaud, said the Boston mutual fund giant’s clients who are nearing retirement age are looking for investments that fluctuate less dramatically during turbulent economic periods. “They’ve really gone through a rough patch over the last two decades,’’ Persaud said. “Our investor base is really sensitive to volatility.”

By Bloomberg News

Facebook Inc. chief executive Mark Zuckerberg is meeting would-be investors as the largest social-networking service begins marketing its initial public offering, said a person with knowledge of the matter. Facebook, after meeting potential shareholders in New York Monday, has arranged meetings in Boston and Palo Alto, Calif., this week. The person who discussed Zuckerberg’s attendance asked not to be identified because the meetings are private. CNBC televised footage of a hooded sweatshirt-clad Zuckerberg arriving at the Sheraton New York Hotel.

By Beth Healy, Globe Staff

RBC Capital Markets has agreed to repay Massachusetts investors up to $2.9 million, plus a $250,000 fine, in a settlement with Secretary of State William F. Galvin. New York-based RBC, a unit of the Royal Bank of Canada, allegedly sold commonwealth investors a complex type of exchange-traded funds that used leverage and “inverse leverage.” These instruments look to provide returns that are linked to the daily performance of certain market indexes.

By Associated Press

Employee 401(k) accounts grew nearly 8 percent last quarter as a surging stock market boosted investment returns and worker contributions increased. Fidelity Investments, the nation’s largest 401(k) administrator, said on Tuesday that the average balance among its nearly 12 million accountholders was $74,600 at the end of March. That’s up from $69,100 at the end of 2011. Boston-based Fidelity attributed about 80 percent of the increase to investment performance. Stocks rallied nearly 13 percent, the market’s best first-quarter performance since 1998.