Demo. Seven invented holdings, generated prices — the engine and every figure are the real ones.

Launch offer The paid plan, free for three months. No card. Do this with your own trades ›

Simulate

Try a change before you make it

Buy or sell something on paper and see what moves: the figures that matter, before and after, measured by the same engine as every other figure here. Nothing is saved.

Simulated on the example portfolio.

Change a position Build a split

Your trade, on paper

Try one of these first

Each one asks the engine a question about this portfolio; none of them is a suggestion to do it.

Trim your largest, HLX, by a quarter

HLX's share of the risk 62% 54% −8 pp

Annualised volatility 23.2% 21.2% −2.0 pp

Effective positions 5.3 5.8 +0.5

See the whole comparison ›

Trim ORB-USD, your riskiest holding of another kind, by a quarter

ORB-USD's share of the risk 8% 5% −3 pp

Annualised volatility 23.2% 23.1% −0.1 pp

Effective positions 5.3 5.2 −0.1

See the whole comparison ›

Add a quarter more to your smallest, VRD

Maximum drawdown −35.1% −34.8% +0.3 pp

Annualised volatility 23.2% 22.8% −0.4 pp

Effective positions 5.3 5.4 +0.1

See the whole comparison ›

Close HLX entirely, to see what it was doing

HLX's share of the risk 62% 0% −62 pp

Annualised volatility 23.2% 13.9% −9.3 pp

Effective positions 5.3 5.0 −0.3

See the whole comparison ›

This describes consequences; it is not a recommendation to buy or to sell.