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Costain Group PLC

LSE:COST.LIndustrialsFTSE:ASXFTSE:MCX

£2.52−0.79%At closeAt close · Tue 20 Oct · ≈ AED 12.32 · Market cap $871.69M · Next earnings Tue 16 Mar

GBP billions	FY2020	FY2021	FY2022	FY2023	FY2024	FY2025	YoY
Revenue	1.0	1.1	1.4	1.3	1.3	1.0	−16.4%
Cost of revenue	1.0	1.1	1.3	1.2	1.1	0.9	−18.7%
Gross profit	(0.1)	0.0	0.1	0.1	0.1	0.1	+9.1%
Research & development	0.0	0.0	0.0	0.0	0.0	0.0	—
Selling, general & administrative	0.0	0.0	0.0	0.1	0.1	0.1	+19.8%
Selling & marketing	(0.0)	(0.0)	(0.0)	(0.0)	(0.0)	0.0	+100.0%
Operating expenses	0.0	0.0	0.0	0.1	0.1	0.1	−4.4%
Operating income	(0.1)	(0.0)	0.0	0.0	0.0	0.0	+54.7%
Interest expense	0.0	0.0	0.0	0.0	0.0	0.0	+7.7%
Interest income	0.0	0.0	0.0	0.0	0.0	0.0	−46.2%
Other income / expense	(0.0)	(0.0)	(0.0)	0.0	0.0	0.0	−98.1%
Pre-tax income	(0.1)	(0.0)	0.0	0.0	0.0	0.0	+32.1%
Income tax	(0.0)	(0.0)	0.0	0.0	0.0	0.0	+84.7%
Net income	(0.1)	(0.0)	0.0	0.0	0.0	0.0	+21.9%
Discontinued operations	0.0	0.0	0.0	0.0	0.0	0.0	—
Other net income adjustments	0.0	0.0	0.0	0.0	0.0	0.0	—
EPS, basic (per share)	(0.37)	(0.02)	0.09	0.08	0.11	0.14	+27.3%
EPS, diluted (per share)	(0.37)	(0.02)	0.09	0.08	0.11	0.14	+27.3%
EBITDA	(0.1)	0.0	0.0	0.1	0.1	0.1	+16.0%
Depreciation & amortization	0.0	0.0	0.0	0.0	0.0	0.0	+5.7%
Weighted average shares (shares)	212,800,000	274,900,000	275,000,000	273,600,000	275,675,675	268,500,000	−2.6%
Weighted average diluted shares (shares)	212,800,000	274,900,000	276,700,000	282,100,000	274,600,000	272,700,000	−0.7%
Gross margin	−6.0%	3.4%	5.8%	7.8%	8.3%	10.8%	+2.5 pts
Operating margin	−8.3%	−0.8%	2.5%	2.6%	2.5%	4.6%	+2.1 pts
Net margin	−8.0%	−0.5%	1.8%	1.7%	2.4%	3.6%	+1.1 pts

GBP billionsUpdated 31 Dec 2025 ·

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Amounts are shown in the stated units; per-share amounts and shares are unscaled. Negative amounts are in brackets.