IQE is trading 5.44% up now at £47.45 after strong first-half results on September 7, 2026.
- Revenue rose 43% year-on-year to £64.6 million; adjusted EBITDA improved to £6.0 million from a £0.4 million loss; photonics rose 45% on AI and data-centre demand.
- The September 3 Quintessent agreement for six-inch gallium-arsenide epiwafers added momentum.
- September 4 close: IQE gained 5.44% on 13,451,612 shares vs 7,355,859 September 3; medium confidence reflects aligned company releases and financial news, though reaction predates results.