NEW YORK — Stocks that moved substantially or traded heavily Tuesday on the New York Stock Exchange and the Nasdaq Stock Market:
Sony Corp., up $1.87 at $20.76
A hedge fund proposed that the conglomerate spin off 20 percent of its entertainment unit and use the money to boost its electronics unit.
Trina Solar Ltd., down 52 cents at $5.41
The Chinese solar panel maker cut its first-quarter estimate for module shipments and may revise its full-year shipment outlook.
Edwards Lifesciences Corp., up $4.23 at $71.57
The heart device maker said its board approved the repurchase $750 million more of its outstanding common shares.
Research In Motion Ltd., down 63 cents at $15.25
The smartphone maker unveiled a cheaper BlackBerry and said that it will offer its BlackBerry Messenger service on rival devices.
Take-Two Interactive Software Inc., up 15 cents at $16.54
The video game publisher reported a profit in its fiscal fourth quarter, reversing a year-ago loss, as revenue more than doubled.
PDI Inc., up 94 cents at $5
The provider of sales and marketing services to the biopharmaceutical industry turned a profit in the first quarter.
SodaStream International Ltd., up $6.79 at $64.08
The maker of carbonated beverage machines told investors it hopes its annual revenue will reach the $1 billion mark by fiscal 2016.
SolarCity Corp., down $4.44 at $31.44
The San Mateo, Calif.-based company, which leases and installs solar energy systems, posted a bigger-than-expected first-quarter loss.