Check out the companies making headlines in midday trading. Nvidia — Nvidia fell 2% in midday trading and built on Tuesday’s loss of more than 4% ahead of its quarterly release after the bell. Investors will be watching the chipmaker’s results closely to understand how long its massive growth cycle can last. SolarEdge Technologies — Shares fell 14% after the solar company’s latest earnings report. Although SolarEdge posted a lower per-share loss than Wall Street expected, revenue fell well short of analysts’ estimates. First-quarter revenue is expected to be between $175 million and $215 million, well below forecasts of $406 million. Teladoc — Shares fell 24% Wednesday, a day after the online healthcare company posted worse-than-expected guidance and revenue. Teladoc reported revenue of $661 million, lower than LSEG’s forecast of $671 million. The company reported a loss of 17 cents per share, lower than the 21 cent figure expected by analysts. For the current quarter, Teladoc reported revenue of $630 million to $645 million, below analysts’ estimate of $673 million, according to LSEG. Palo Alto Networks – The cybersecurity stock fell 26.3% after cutting its full-year forecast for revenue and billings. The company expects revenue growth of 15% to 16% for the full year, down from the previous range of 18% to 19%. RingCentral – Shares rose 3.5% on a fourth-quarter pace on both lines. However, the cloud company offered a weak outlook for the current quarter and mixed forecasts for the full year. Toll Brothers – Shares of the homebuilder rose more than 5% on the back of its better-than-expected earnings report. According to LSEG, Toll Brothers reported earnings per share of $2.25, above the estimate of $1.78. Revenue of $1.93 billion also beat expectations. Norfolk Southern – Shares gained 2% after Barclays raised the rail operator to overweight from equal weight. As a catalyst for change, the bank cited impending changes in leadership, including the ouster of CEO Alan Shaw. Amazon and Walgreen Boots Alliance – S&P Dow Jones Indices announced Tuesday that Amazon will replace Walgreens Boots Alliance in the Dow Jones Industrial Average next week. Amazon gains 0.8%, while Walgreens Boots Alliance shares fall 2%. HSBC — The global bank’s U.S.-listed shares fell more than 8% on Wednesday after fourth-quarter results showed falling profit and revenue. HSBC also took a $3 billion charge for the write-down of its position in China-based Bank of Communications. Wingstop — The restaurant chain lost 4% even as fourth-quarter earnings and revenue beat analysts’ estimates. However, total revenue growth fell for the fourth consecutive quarter. Wingstop led mid-single-digit national same-store sales growth for the full year. Beyond Meat – Shares fell more than 1% after the company announced it will launch a new version of its plant-based burger in grocery stores this spring. The move aims to lure consumers back at a time when interest is waning. The stock is down more than 20% this year. Wix.com — Shares jumped 8% after the website builder reported quarterly earnings and revenue that beat expectations. Wix.com reported fourth-quarter earnings of $1.22 per share, higher than StreetAccount’s earnings estimate of 96 cents per share. Revenues of $403.8 million beat expectations of $402.6 million. Garmin – Shares rose 11% after the company’s fourth-quarter earnings and revenue and full-year forecasts beat expectations. Garmin also increased its quarterly dividend and announced a $300 million stock repurchase plan. International Flavors & Fragrances: Shares fell more than 8% after the food ingredient maker’s fourth-quarter earnings missed estimates and it announced a dividend cut. Full-year revenue estimates were also weaker than analysts expected. — CNBC’s Hakyung Kim, Michelle Fox, Lisa Kailai Han, Jesse Pound, Samantha Subin, Yun Li and Sarah Min contributed reporting