# StepStone Launches Free Private Markets Modeling Tool for Advisers

Canonical page: https://sequoia-research.com/news/stepstone-launches-free-private-markets-modeling-tool-for-advisers-148b7172

Author: Sequoia Research
Published: 2026-10-17T00:22:58.161Z
Updated: 2026-10-17T01:17:53.284Z
Original source: [AltsWire](https://altswire.com/stepstone-launches-free-private-markets-modeling-tool-for-advisers/)
Source published: 2026-10-17T00:14:57.000Z
Type: News
Topics: Alternative Investments

AltsWire reports that StepStone launched Total Portfolio Allocator, a free modeling tool for advisers and institutions. Users can compare a public-markets portfolio with one that includes private equity, infrastructure, private debt and real estate, examining hypothetical performance and historical stress scenarios.

The tool combines StepStone's private-market assumptions and data with third-party assumptions for public assets. StepStone acknowledges that appraisal-based indices can smooth reported volatility and that fully invested index portfolios do not capture every investor's experience. Fund ramp-up periods, cash holdings and investment structure can produce different outcomes. The tool was not yet integrated with wealth platforms, custodians or retirement-plan recordkeepers.

[Read the original](https://altswire.com/stepstone-launches-free-private-markets-modeling-tool-for-advisers/)

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This Sequoia Research summary was prepared with AI assistance from the credited source. It is not independent verification of the source’s claims. The original publisher retains authorship of its reporting; follow the source link for the complete article.

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