Calculators
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Core investing
14 toolsCompound Interest Calculator
Reviewed 2026-08See how an investment grows when returns compound over time.
Dollar-Cost Averaging Calculator
Reviewed 2026-08Project the outcome of investing a fixed amount at a regular interval.
CAGR Calculator
Reviewed 2026-08Calculate the compound annual growth rate between two values.
Rule of 72 Calculator
Reviewed 2026-08Estimate how long it takes an investment to double.
Inflation & Purchasing Power Calculator
Reviewed 2026-08See what today's money will be worth in the future.
Position Size Calculator
Reviewed 2026-08Size a trade based on how much you're willing to risk.
Drawdown Recovery Calculator
Reviewed 2026-08Calculate the gain and time required to recover from an investment loss.
Total Return Calculator With Dividends
Reviewed 2026-08Combine price change, cash distributions, fees, and holding period into one return.
Portfolio Concentration Stress Test
Reviewed 2026-08Estimate portfolio damage from a concentrated stock and sector shock.
Real Return After Tax, Fees & Inflation Calculator
Reviewed 2026-08Convert a nominal investment return into after-tax purchasing-power growth.
Investment Fee Drag Calculator
Reviewed 2026-08See how a recurring annual fee compounds into lost wealth.
Margin Call & Liquidation Risk Calculator
Reviewed 2026-08Estimate equity loss and the decline that reaches a maintenance-margin threshold.
Stock Buying Power & Margin Exposure Calculator
Reviewed 2026-08Estimate initial margin buying power, borrowing, leverage, and loss exposure.
Risk/Reward & Breakeven Win-Rate Calculator
Reviewed 2026-08Translate entry, stop, target, and win rate into payoff and expectancy.
Valuation
6 toolsReverse DCF Implied Growth Calculator
Reviewed 2026-08Solve for the free-cash-flow growth implied by a market valuation.
Stock Dilution & Buyback Offset Calculator
Reviewed 2026-08See whether repurchases actually offset stock-based compensation and dilution.
P/E Multiple Compression Calculator
Reviewed 2026-08Test whether earnings growth can overcome a falling valuation multiple.
Capex-to-Free-Cash-Flow Coverage Calculator
Reviewed 2026-08Measure how capital spending changes free cash flow and capital intensity.
Dividend Coverage & Payout Calculator
Reviewed 2026-08Compare a dividend with earnings and free cash flow per share.
ROIC vs WACC Value-Creation Calculator
Reviewed 2026-08Compare return on invested capital with the cost of capital.
Macro & rates
5 toolsCompany FX Revenue & EPS Sensitivity Model
Reviewed 2026-08Separate currency translation from operating growth and estimate revenue, margin, and EPS sensitivity by currency exposure.
Bond Duration & Rate-Shock Calculator
Reviewed 2026-08Estimate a bond’s price response to a yield change using duration and convexity.
TIPS vs Treasury Breakeven Inflation Calculator
Reviewed 2026-08Compare nominal and real yields to estimate the inflation breakeven.
Currency-Adjusted Investment Return Calculator
Reviewed 2026-08Combine a foreign asset return with the currency move in your home currency.
Tariff Cost & EPS Impact Calculator
Reviewed 2026-08Model how import exposure, pass-through, and mitigation affect earnings.
AI infrastructure
7 toolsAI Capex, Depreciation & Return Model
Reviewed 2026-08Model how AI infrastructure vintages flow through depreciation, replacement spending, free cash flow, and the revenue required to earn a return.
AI Power Exposure & Earnings Model
Reviewed 2026-08Translate announced data-center megawatts into probability-adjusted load, electricity spend, rate-base opportunity, and supplier exposure.
AI Silicon Break-Even Monitor
Reviewed 2026-08Estimate when custom AI silicon repays design and software costs—and what that could mean for GPU spend and supplier economics.
AI Model-to-HBM Demand Calculator
Reviewed 2026-07Estimate whether a model fits, the accelerator count required, and how model architecture translates into deployment HBM demand.
GPU Cloud Unit-Economics Calculator
Reviewed 2026-08Estimate GPU rental revenue, electricity cost, contribution, and hardware payback.
AI Inference Cost per Million Tokens Calculator
Reviewed 2026-08Convert accelerator cost, utilization, throughput, and overhead into token economics.
Data Center PUE & Electricity Cost Calculator
Reviewed 2026-08Convert IT load, PUE, utilization, and power price into facility demand and cost.
Capital flows
1 toolsThe math is easy. The macro is hard.
the model shows the arithmetic. Members get the monthly call that decides which inputs matter, plus written breakpoints when the facts move. $15/month or $150/year.
$15/mo or $150/yr · cancel future renewals anytime · sources included