# Ridgeline

> AI-native investment-management platform — $250M Series E at $1.425B led by founder Dave Duffield, with $750B AUM/AUA committed (company).

## Why it is interesting

September 16, 2026: $250 million Series E at $1.425 billion led by founder and chairman Dave Duffield, not a growth-stage VC. Customers invested — Motley Fool Ventures, Smead Capital associates, Patrick O’Shaughnessy. Company claims more than $750 billion of AUM/AUA committed to the platform. Bloomberg printed $1.4 billion. This is ridgeline.ai in Incline Village, not Memphis Ridgeline Ventures.

## Profile

- **Latest funding:** Series E — $250M (September 2026)
- **Latest known valuation:** $1.425B (company); Bloomberg $1.4B (September 2026)
- **Total disclosed equity funding:** $250M
- **Stage:** growth
- **Status:** private
- **Industries:** N/A
- **Coverage:** full
- **Last updated:** 2026-09-18
- **Latest funding investors:** Dave Duffield, Motley Fool Ventures, Smead Capital Management associates, Patrick O’Shaughnessy / Positive Sum

## Key facts

- Sep 16, 2026: $250M Series E at $1.425B; Duffield led (company). Bloomberg printed $1.4B.
- Customer-investors named: Motley Fool Ventures, Smead Capital associates, Patrick O’Shaughnessy / Positive Sum.
- Company: >$750B AUM/AUA committed to the platform. Lifetime funding and revenue not restated.
- Not Ridgeline Ventures (Memphis). Site: ridgeline.ai.

## Funding history

- Series E · $250M · September 2026
  Source: Https://ridgeline.ai/company/news/ridgeline-raises-250m-series-e-valuing-ai-native-fintech-at-1-425-billion

## Related articles

- https://venturecapitaltracker.com/2026-ridgeline-250m-series-e-1-425b-duffield
- https://venturecapitaltracker.com/2026-september-16-18-investment-news-mazama-ridgeline-matter
- https://venturecapitaltracker.com/2026-september-vc-news

**By:** [Venture Capital Tracker](https://venturecapitaltracker.com/editorial-policy)
**Last updated:** September 18, 2026

**Editorial note:** AI tools assisted with research, structure, or drafting. Venture Capital Tracker retains human editorial responsibility for factual accuracy, relevance, and source quality before publication.

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Source: https://venturecapitaltracker.com/startup/ridgeline