Price change
+618.5%
+CZK 15,461
Contribution to the result: +154.6 pp
Deposit
CZK 2,500
At the end
CZK 17,961
Sample portfolio · public demo
What would have happened to the sample portfolio?
Four well-known stocks (Sandisk, Amazon, NVIDIA and ČEZ), each with the same weight. Enter an amount and see how they would have done against the market. This is just a sample — after signing up you can build your own portfolio for free.
Fixed composition
Sample portfolio
The same for everyone. With Premium you set your own period and a higher amount.
IllustrativePublic demo · not saved
Sample portfolio
Four well-known stocks, each with the same weight. Only price changes are counted, without currency effects. Enter a model amount, choose a benchmark and see the price result based on historical data. Premium unlocks a custom period; the result is still only an illustrative price index.
Up to CZK 10,000 without Premium.
A higher amount and custom parameters are Premium · 14 days freeSNDK 25%AMZN 25%NVDA 25%CEZ.PR 25%
Price changes only, without currency rates and dividends.
Model deposit
CZK 10,000
at the start of the period
Value at the end
CZK 26,183
23/10/26 · price result
Change in value
+CZK 16,183
excluding dividends, fees, taxes and currency moves
Result for the period
+161.8%
27/10/25 – 23/10/26
Model value over time
Both lines start at 100, so they are easy to compare.
Sample portfolioS&P 500
27/10/2523/10/26
Composition
Each stock starts with the same weight. Not a recommended allocation.
Sandisk25%
Amazon25%
NVIDIA25%
ČEZ25%
Breakdown by asset
What drove the result?
Open an asset's detail to see its signal, health, valuation and other metrics.
Contributions to the result
What drove the result?
A contribution is the change in percentage points after weighting each position.
SNDK Sandisk+154.6 pp
NVDA NVIDIA+3.2 pp
AMZN Amazon+2.4 pp
CEZ.PR ČEZ+1.6 pp
Price change
+9.8%
+CZK 244
Contribution to the result: +2.4 pp
Deposit
CZK 2,500
At the end
CZK 2,744
Price change
+12.9%
+CZK 322
Contribution to the result: +3.2 pp
Deposit
CZK 2,500
At the end
CZK 2,822
Price change
+6.2%
+CZK 155
Contribution to the result: +1.6 pp
Deposit
CZK 2,500
At the end
CZK 2,655
This is not your saved portfolio and not an investment recommendation. It is an illustrative price backtest without dividends, fees, taxes or currency effects.
AI portfolio review
How is your own portfolio doing?
Save your own set and see its X-ray: concentration, sectors, currencies and the financial health of each position. With Premium the AI adds a breakdown of strengths and points worth watching.
This is not your saved portfolio and not an investment recommendation. It is an illustrative price backtest without dividends, fees, taxes or currency hedging. For your own temporary set, open the custom portfolio simulation.