Castellum revenue and financials

CAST · Nasdaq Stockholm · SEK

kr 121.85Change from previous close: +0.29%Absolute change: +kr 0.35

Close · October 7, 2026

In the fiscal year ended December 2025, Castellum reported revenue of kr 9.59B (−1.95% year over year). Net income was kr 938M, a net margin of 9.8%.

Annual revenue · 2025: kr 9.59B
  1. kr 8.93B2022
  2. kr 9.81B2023
  3. kr 9.78B2024
  4. kr 9.59B2025

Fiscal year ending in December. Sources and method on the page Methodology and sources.

At a glance

Revenue growth
−1.95%
2025 vs 2024
Net income growth
−60.20%
2025 vs 2024
Net margin
9.8%
2024: 24.1%

Financial data

Amounts in millions of SEK; per-share values in SEK; shares in millions.

Cash flow · Quarterly
ItemQ2 2026Q1 2026Q4 2025Q2 2025Q1 2025
Operating cash flow7091,1541,049699966
Capital expenditure——-7.0-5.0—
Investing cash flow4,333-672-808-2,881-746
Financing cash flow-5,045-496-2572,142-2,380
Dividends paid—-305-306-305—
Share repurchases-2,591-1,9720.0-39.00.0
Debt issued15,72311,3596,6595,9034,548
Debt repaid-18,093-9,148-6,653-3,429-6,910
Effect of exchange rates-4.0-2.0-1.07.0-33.0
Net change in cash-3.0-14.0-16.0-40.0-2,160
Free cash flow7091,1541,042699966