Key Highlights

  • Enphase Energy (NASDAQ:ENPH) changed hands at USD 24.55, down 17.51%, in Wednesday, October 28, 2026 pre-market trading. Its third quarter release of Tuesday, October 27, 2026 combined a profit with fourth quarter revenue guidance below the third quarter level.
  • ICON plc (NASDAQ:ICLR) traded at USD 195.00, up 6.57%, after results released at 4:43 p.m. ET on Tuesday, October 27, 2026. It is the only riser of the four and the other company moving after results.
  • New Oriental Education (NYSE:EDU) traded at USD 53.30, down 8.09%, on the day of its own results, while Grid Dynamics (NASDAQ:GDYN) traded at USD 7.97, down 7.97%, a day ahead of its report.
  • The four sit at three points in the reporting cycle, after results, on results day and before results, and they are ordered by the size of their pre-market moves. Quotes are thin and can shift before the 9:30 a.m. ET open.

Enphase Energy (NASDAQ:ENPH): guidance drives the drop

Enphase Energy (NASDAQ:ENPH) makes solar microinverters, batteries and energy management systems for homes, and it posts the largest move of the four. Simple arithmetic on the snapshot implies a prior close near USD 29.76. The company said U.S. residential demand still faces headwinds from higher interest rates and the expiry of the Section 25D federal tax credit. U.S. sell-through, the measure of product sold onward from its channel, rose 5% sequentially but fell 35% from a year earlier. Fourth quarter revenue guidance of USD 225.0 million to USD 255.0 million carries a midpoint of USD 240.0 million, about 18% below the third quarter.

Third quarter 2026 revenue reached USD 293.3 million, versus USD 410.4 million a year earlier, a drop of about 28.5% by simple arithmetic. GAAP net income was USD 23.4 million, or USD 0.17 a diluted share, after investment impairments, while non-GAAP earnings were USD 0.41 a share. Bulls point to cash and marketable securities of USD 931.8 million and a non-GAAP gross margin of 45.0%. Bears point to a lower guided gross margin range of 38.0% to 41.0%, tariffs, and about USD 51.2 million of safe harbour revenue in the guidance, meaning revenue tied to tax credit rules.

New Oriental Education (NYSE:EDU): positioning ahead of its results date

New Oriental Education (NYSE:EDU) is a private educational services provider in China whose American depositary shares trade in New York. It said it would report first quarter fiscal 2027 results on Wednesday, October 28, 2026, for the quarter ended Monday, August 31, 2026. Nothing else company-specific dated on or just before the session came out alongside the decline, which points to positioning ahead of the report and thin pre-market trading, an inference. The latest published figures come from the release of Wednesday, July 29, 2026 for the year ended Sunday, May 31, 2026.

Fiscal 2026 net revenues of USD 5,661.3 million, up 15.5%, and net income attributable to the company of USD 475.2 million were given in that release. Fourth quarter operating income was USD 85.8 million against a loss of USD 8.7 million a year before, although non-GAAP net income dropped 10.5% to USD 87.8 million. Preliminary fiscal 2027 net revenue guidance of USD 6,453.9 million to USD 6,680.3 million implies growth of 14% to 18%. Named risks are regulatory change affecting education services in China and margin pressure from expansion. As of Tuesday, July 28, 2026 about USD 274.0 million of a USD 300 million buyback programme had been used.

Grid Dynamics (NASDAQ:GDYN): the report lands a day later

Grid Dynamics (NASDAQ:GDYN) supplies digital engineering and artificial intelligence services to large enterprises. No company-specific announcement dated on or just before the session came with the move. The company has set its third quarter 2026 results for Thursday, October 29, 2026, with a call at 4:30 p.m. ET. The dip seems consistent with positioning ahead of that report, an inference. The latest company news is dated Thursday, October 15, 2026, when Sysco named the company its Partner of the Year.

Reported on Thursday, July 30, 2026, second quarter revenue was USD 108.2 million, up 7.0%, with GAAP net income of USD 2.9 million and non-GAAP EBITDA of USD 14.7 million; artificial intelligence work accounted for 30.7% of revenue. Guidance is USD 112.0 million to USD 114.0 million for the third quarter and USD 435.0 million to USD 465.0 million for the full year, a wide range. Sceptics cite growth of only 7.0%, a GAAP margin far under the non-GAAP figure and client concentration, which makes this report the first test of the guided sequential growth. The partnership with Doosan Robotics, announced on Thursday, July 16, 2026, backs the artificial intelligence story.

ICON plc (NASDAQ:ICLR): forward indicators outweigh the revenue dip

ICON plc (NASDAQ:ICLR) is an Irish clinical research organisation that runs drug development trials for pharmaceutical and biotechnology sponsors. Its third quarter 2026 results, issued after the close of the prior session, showed revenue of USD 2,024.8 million, down 2.9% year on year, and adjusted diluted EPS of USD 2.66, against USD 3.20. Backlog stood at USD 24.5 billion, net business wins at USD 3,150 million, and the revenue outlook was raised to USD 8,100 to USD 8,200 million. The gain therefore reflects forward indicators more than the reported quarter, an inference.

By simple arithmetic on two published figures, net business wins against revenue imply a book-to-bill ratio of about 1.56. Adjusted EBITDA fell 13.1% to USD 336.9 million, free cash flow was USD 302.4 million and USD 400.0 million of stock was repurchased. Full year adjusted diluted EPS guidance of USD 10.35 to USD 10.65 tightens an earlier range with the same midpoint. Named risks: cancelled or delayed sponsor contracts, pricing pressure, and leverage following the USD 2.15 billion notes offering priced on Thursday, August 6, 2026.

Where Things Stand

Each of the four reactions reflects where the company sits in its reporting cycle. Enphase Energy (NASDAQ:ENPH) is repricing a guidance cut, ICON plc (NASDAQ:ICLR) is being rewarded for order intake despite a weaker quarter, New Oriental Education (NYSE:EDU) is trading into its own print, and Grid Dynamics (NASDAQ:GDYN) is trading into one due tomorrow.

The next catalysts are the Federal Reserve decision due later on Wednesday, October 28, 2026, New Oriental's results the same day, Grid Dynamics' results on Thursday, October 29, 2026 and the ICON earnings call. Pre-market prices are snapshots that can change, and this is not investment advice.