Backtest final value — four truths hidden in one number
A single '$180K after 5 years' hides four identities: principal, cumulative return, annualized rate, and time horizon. One number flattens the real flow.
Product
How to use Kistack
Pick assets, mix by weight, run on historical data.
- Topics covered
- Backtest usage, asset weight mixing, CAGR interpretation, MDD interpretation, lump-sum vs DCA
Seed size and volatility — same percent, different weight
The same 5% feels different at $10K versus $100K. Here's why percent intuition wobbles with seed size and why Kistack shows volatility as a ratio.
Backtest chart traps — false comfort and false fear
A backtest chart triggers comfort or fear — but that feeling reacts to past data, not the future. A meta-cognition guide for the result screen.
When absolute return lies — the baseline-pick trap
The same +40% feels like a win or a regret depending on the line next to it. Here's how the reference choice shapes the conclusion before the math starts.
DCA in a rising market — how the average cost moves
Steady DCA isn't always the simple answer it sounds. In an upward-only asset, the average cost rises with price. Here's why that's a feature, not a flaw.
Backtest start date — six months changes the result
Same asset, same length — but shift the start by six months and the result changes completely. What that 'am I buying too late?' question really asks.
IRR vs CAGR — the real return when you contribute monthly
DCA backtests show two annual returns — gray 'simple conversion' and blue 'IRR'. Same outcome, two numbers, because contribution dates differ. Here's why.
What the all-weather portfolio is — built for every season
Built like a tent meant to hold up in any weather. Whatever market regime arrives, the mix keeps the curve from buckling. Classic composition explained.
DCA frequency — daily, weekly, or monthly?
$1,000 a month splits differently as daily, weekly, biweekly, or monthly buys. Think of it like workout cadence — short daily sessions vs long weekly ones.
Benchmark comparison — scoring your portfolio against the market
+50% looks fine alone, but if the market climbed +80%, you trailed it. Here's why the comparison line matters more than the absolute number.
Dividend reinvestment — why the snowball rolls
Taking the dividend in cash versus buying more of the same asset — over 10 years, the two flows end up at very different balances. Here's why.
DCA vs lump sum — same amount, different result
When a chunk of money lands, the question follows — put it all in at once, or spread it out monthly. The same $12,000 lands differently in the two paths.
Why MDD matters — looking at maximum drawdown directly
Returns alone make the chart feel calm. But MDD — maximum drawdown — often carries more weight. Here's why, and how to read it.
S&P 500 vs Nasdaq — 10 years side by side
S&P 500 and Nasdaq are both U.S. markets, yet the results split apart. Run both for 10 years under the same conditions and the difference shows up clearly.
Building your first portfolio — a 5-minute asset-mix guide
A plain-English guide to building your first portfolio. From picking 2–3 assets and setting weights to reading CAGR and MDD — 5 minutes and the shape clicks.
What is Kistack — A first look at backtesting
A plain-English intro to backtesting, how to read CAGR and MDD, and how to run your first asset-mix simulation on Kistack — start here.