All 30 Dow stocks gain ground, led by Home Depot and Caterpillar

The Dow Jones Industrial Average shot up 329 points, or 1.4%, in midday trade Friday, will all 30 components contributing to gains. The blue-chip barometer, on track for the highest close since in six weeks, has now run up 13% since it closed at a 14-month low on Dec. 24. Of the biggest gainers, shares of Home Depot Inc. rallied 2.9%, Caterpillar Inc. climbed 2.8% and DowDuPont Inc. tacked on 2.3%. The most-active Dow component was Apple Inc.'s stock , which rose 0.8%.

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.