Uncertain times are a good time to spread out your risk across many companies.The technology sector has been on a roll over the past few years, especially as the artificial intelligence (AI) boom has brought many investors into tech companies, hoping to take advantage of the new growth opportunities the technology promises.With many tech stocks flourishing, tech exchange-traded funds (ETFs) have naturally followed suit. One in particular, the Vanguard Information Technology ETF (VGT +0.43%) is up nearly 21% ...

Applied Materials (AMAT) shares clock seven straight sessions of gains, as the stock was up 3.3% at $263.06 on Tuesday. The semiconductor materials and equipment company gained 13.7% in the preceding six sessions. The stock has surged nearly 59% so far this year, compared ...