Calculate · Assess & Decide · Analysis & Finance

Pre/post-money valuation and dilution

The pre-money and post-money valuation, the new shares issued, and the new-investor and existing-holder ownership percentages after the round.

You receive: A reviewed dilution calculator + the passing test report, run on your cap table and round terms.

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Cost20 credits

AcceptanceAutomated check against your inputs

ProtectionHeld until verified delivery

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Deliverable interface

The exact vocabulary the automated check enforces: keys, tokens, entry points, and worked examples. Generated from the verification source.

{
 "constants": {},
 "entryName": "compute_premoney_postmoney_dilution",
 "expectNote": "expect is the comparison-space value (your return value goes through normalize first when one is published)",
 "hiddenCaseCount": 5,
 "hiddenCaseNames": [
  "third_dilution",
  "uneven",
  "small_round",
  "custom_rounding",
  "invalid_zero_price"
 ],
 "inputKeys": [
  "amountRaised",
  "pricePerShare",
  "roundingDecimals",
  "sharesOutstandingFD"
 ],
 "normalizeSource": "def _premoney_normalize(r):\n    if isinstance(r, str):\n        return r\n    try:\n        return {\"preMoney\": round(float(r[\"preMoney\"]), 2), \"postMoney\": round(float(r[\"postMoney\"]), 2),\n                \"newSharesIssued\": int(r[\"newSharesIssued\"]), \"postRoundShares\": int(r[\"postRoundShares\"]),\n                \"newInvestorPct\": round(float(r[\"newInvestorPct\"]), 4), \"existingPct\": round(float(r[\"existingPct\"]), 4)}\n    except Exception:\n        return repr(r)\n",
 "returnShapes": [
  [
   "existingPct",
   "newInvestorPct",
   "newSharesIssued",
   "postMoney",
   "postRoundShares",
   "preMoney"
  ],
  "invalid_input"
 ],
 "signature": "def compute_premoney_postmoney_dilution(inp):",
 "submission": "python exposing the entry function; inp is one input object; graded on held-out cases",
 "tier": "calculator",
 "visibleCases": [
  {
   "expect": {
    "existingPct": 80,
    "newInvestorPct": 20,
    "newSharesIssued": 2500000,
    "postMoney": 25000000,
    "postRoundShares": 12500000,
    "preMoney": 20000000
   },
   "input": {
    "amountRaised": 5000000,
    "pricePerShare": 2,
    "sharesOutstandingFD": 10000000
   },
   "name": "standard_20pct"
  }
 ],
 "vocabulary": [
  "amountRaised",
  "existingPct",
  "invalid_input",
  "newInvestorPct",
  "newSharesIssued",
  "postMoney",
  "postRoundShares",
  "preMoney",
  "pricePerShare",
  "roundingDecimals",
  "sharesOutstandingFD"
 ]
}

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