Zem Optix: what changed
Two financial years side by side, explained: what moved most in the balance sheet and the result, why the result rose or fell, and where the money went.
Zem Optix
Largest movements
- Cash +€47,428
up €47,428 (+29.3%), from €161,918 to €209,346
mainly Net result for the year (+€123,122) and Other debts (+€50,000)
- Tangible fixed assets -€16,233
down €16,233 (-52.2%), from €31,122 to €14,889
of which Other tangible fixed assets: -€18,804
- Other debts +€50,000
up €50,000 (+66.7%), from €75,000 to €125,000
- Trade debts -€20,423
down €20,423 (-14.2%), from €143,856 to €123,432
- Tax, wage and social debts +€4,686
up €4,686 (+745%), from €629 to €5,315
of which Taxes: +€4,686
- Staff costs -€24,413
down €24,413 (-97.7%), from €24,982 to €569
- Gross operating margin +€19,261
up €19,261 (+12.0%), from €160,246 to €179,507
- Taxes +€3,364
up €3,364 (+11.4%), from €29,390 to €32,754
From the 2024 result to the 2025 result
Each bar is the change in one income-statement line, as its effect on the result: higher costs pull it down, higher income lifts it.
Derived cash bridge
Derived from the 2024 and 2025 balance sheets and the 2025 result: not a filed cash-flow statement. It shows where the money came from and went.
Every line side by side
| Line | Code | 2024 | 2025 | Change | % |
|---|---|---|---|---|---|
| Total assets | 20/58 | €281,558 | €313,943 | +€32,385 | +11.5% |
| Fixed assets | 21/28 | €31,122 | €14,889 | -€16,233 | -52.2% |
| Tangible fixed assets | 22/27 | €31,122 | €14,889 | -€16,233 | -52.2% |
| Plant, machinery and equipment | 23 | €2,924 | €5,494 | +€2,571 | +87.9% |
| Other tangible fixed assets | 26 | €28,198 | €9,395 | -€18,804 | -66.7% |
| Current assets | 29/58 | €250,435 | €299,054 | +€48,618 | +19.4% |
| Stocks and contracts in progress | 3 | €53,846 | €56,577 | +€2,731 | +5.1% |
| Stocks | 30/36 | €53,846 | €56,577 | +€2,731 | +5.1% |
| Amounts receivable within one year | 40/41 | €30,918 | €28,823 | -€2,094 | -6.8% |
| Trade receivables | 40 | €29,769 | €26,443 | -€3,326 | -11.2% |
| Other amounts receivable | 41 | €1,149 | €2,380 | +€1,232 | +107% |
| Cash at bank and in hand | 54/58 | €161,918 | €209,346 | +€47,428 | +29.3% |
| Deferred charges and accrued income | 490/1 | €3,754 | €4,307 | +€554 | +14.8% |
| Total equity and liabilities | 10/49 | €281,558 | €313,943 | +€32,385 | +11.5% |
| Equity | 10/15 | €62,073 | €60,195 | -€1,878 | -3.0% |
| Contributions | 10/11 | €6,200 | €6,200 | = | 0.0% |
| Reserves | 13 | €55,873 | €53,995 | -€1,878 | -3.4% |
| Distributable reserves | 133 | €55,873 | €53,995 | -€1,878 | -3.4% |
| Profit (loss) carried forward | 14 | €0 | €0 | = | |
| Amounts payable | 17/49 | €219,484 | €253,747 | +€34,263 | +15.6% |
| Amounts payable within one year | 42/48 | €219,484 | €253,747 | +€34,263 | +15.6% |
| Trade debts | 44 | €143,856 | €123,432 | -€20,423 | -14.2% |
| Suppliers | 440/4 | €143,856 | €123,432 | -€20,423 | -14.2% |
| Taxes, remuneration and social security | 45 | €629 | €5,315 | +€4,686 | +745% |
| Taxes | 450/3 | €629 | €5,315 | +€4,686 | +745% |
| Remuneration and social security | 454/9 | €0 | - | = | |
| Other amounts payable | 47/48 | €75,000 | €125,000 | +€50,000 | +66.7% |
| Remuneration, social security and pensions | 62 | €24,982 | €569 | -€24,413 | -97.7% |
| Depreciation of and write-downs on formation expenses, intangible and tangible fixed assets | 630 | €19,874 | €20,505 | +€631 | +3.2% |
| Other operating charges | 640/8 | €535 | €550 | +€14 | +2.7% |
| Gross operating margin | 9900 | €160,246 | €179,507 | +€19,261 | +12.0% |
| Operating profit (loss) | 9901 | €114,855 | €157,883 | +€43,029 | +37.5% |
| Financial income | 75/76B | €185 | €0 | -€185 | -100% |
| Recurring financial income | 75 | €185 | €0 | -€185 | -100% |
| Financial charges | 65/66B | €1,387 | €2,007 | +€620 | +44.7% |
| Recurring financial charges | 65 | €1,387 | €2,007 | +€620 | +44.7% |
| Profit (loss) for the period before taxes | 9903 | €113,653 | €155,876 | +€42,223 | +37.2% |
| Income taxes | 67/77 | €29,390 | €32,754 | +€3,364 | +11.4% |
| Profit (loss) for the period | 9904 | €84,262 | €123,122 | +€38,860 | +46.1% |
| Profit (loss) for the period to be appropriated | 9905 | €84,262 | €123,122 | +€38,860 | +46.1% |
Source: filed annual accounts (NBB), financial years ended 31 December 2024 and 31 December 2025. Colour: green is a favourable move for that line, red an unfavourable one. Prepared on 17 October 2026 via checked.be.