Perenti (ASX:PRN) reported Monday fiscal first-half underlying earnings of AU$0.098 per share, up from AU$0.087 a year earlier.

Analysts polled by FactSet expected earnings of AU$0.09.

Revenue for the six months ended Dec. 31, 2025, was AU$1.73 billion unchanged from a year earlier. Analysts surveyed by FactSet expected AU$1.74 billion.

The company revised its fiscal 2026 revenue guidance to the range of AU$3.45 billion to AU$3.55 billion, down from its previous guidance of AU$3.45 billion to AU$3.65 billion. Analysts polled by FactSet expect revenue of AU$3.6 billion.

It also amended its fiscal 2026 earnings before interest, taxes and amortization guidance to the range of AU$335 million to AU$350 million, down from its prior guidance of AU$335 million to AU$355 million.

The board declared an interim dividend of AU$0.0325 per share, up from AU$0.03 a year earlier, payable April 9 to shareholders on record as of March 26.

The company's shares plummeted almost 17% in recent Monday trade.