Protect your portfolio before you chase the win.
Portfolio management is the one habit that separates investors who last from those who go broke. Yoseri sizes every allocation to your edge, caps your exposure and shows your real risk of ruin — so variance never wipes you out.
- · Basic free forever
- · No credit card
- · Kelly & Monte Carlo
- · 18+
What is portfolio management?
Your portfolio is the capital you set aside for trading. Portfolio management is the discipline of deciding how much of it to risk on each position — never too much, never on a whim — so that a normal losing streak can't end your run.
It's the difference between trading and gambling. A positive edge means nothing if your allocation is so big that variance ruins you before it pays off. Allocation sizing, not signals, is what keeps you in the game long enough for an edge to compound.
Yoseri turns that discipline into software: mathematically-grounded staking, exposure limits and risk simulation — built in, not left to willpower.
Discipline, built in.
Each position is sized to your edge and portfolio using the Kelly criterion, with a safety cap — no more guessing your allocation.
Set concentration and per-day limits so no single market, day or correlated set of positions can blow a hole in your portfolio.
Get warned before a losing run pushes you past the limits you set — so you adjust on purpose, not in panic.
Monte Carlo simulation shows the share of outcomes where your strategy goes bust, so you pick staking you can actually survive.
Survive the variance, keep the edge.
Even a genuinely profitable strategy has losing months. Without portfolio rules, those months tempt you into chasing — bigger allocations, worse prices — and that's how edges turn into ruin.
Fixed, disciplined staking removes the emotion. You decide the rules once, Yoseri enforces them on every position, and you let a long-term edge do its slow, compounding work.
Yoseri is an analytics tool, not an analyst or a broker — we never take positions or hold funds. Trading carries real financial risk and there is no guaranteed return. Only ever allocate money you can afford to lose, set limits, and seek help if trading stops being fun. 18+.
You place every position yourself.
Yoseri is not a broker and never places positions for you. You invest manually, with the brokers of your choice — Yoseri only sizes the allocation, sets the limits and tracks your portfolio so the discipline is on your side.
Get a Kelly-optimal, capped allocation for your edge and portfolio — a recommendation, never an order.
Position by hand, with the broker of your choice. No automated trading, no linked accounts — you confirm every position.
Log it and watch your exposure, drawdown and risk of ruin update — the guardrails work because you do.
Portfolio management, explained.
Manage your portfolio like a pro.
Kelly staking, exposure limits and risk of ruin in one app. Basic plan free forever — no credit card.