Augment
Private-stock secondary trading marketplace for investing in pre-IPO companies
Fintech
📍 San Francisco, CA
Founded 2022
Current Valuation
Private
as of 2025-Q3
PRIVATE
Augment is a secondary marketplace for trading private-company shares - enabling brokers, RIAs, and high-net-worth investors to access pre-IPO names like Anthropic, OpenAI, SpaceX, and Stripe. Founded by Noel Moldvai (who built the company after selling his own Rubrik shares in 2020), Augment operates as both an SEC-registered Alternative Trading System and a Registered Investment Adviser. The platform crossed $60B in cumulative private-market trading volume and $400M+ AUM in 2025. Closed a $12M Series A in August 2025.
Company Profile
Est. Revenue
$10M (2025-Q3)
Growth
Surpassed $400M AUM; $60B+ in private-market trading activity
Last Round
Series A — $12M (Aug 2025) · Lead: Undisclosed
Founders & Key People
Noel Moldvai
Investors
Coatue · Soma Capital · South Park Commons
Products
- Augment Marketplace (private-stock secondary trading)
- Alternative Trading System (SEC-registered ATS)
- Registered Investment Adviser services
- Pre-IPO data and pricing API
Competitors
Forge Global · EquityZen · Nasdaq Private Market · Hiive · Caplight
Private MarketsSecondary TradingFintechPre-IPOAlt Investing
Private-company numbers are not real-time. Reflects publicly disclosed valuations from press releases, news reports, and tender offers as of 2025-Q3. Refreshed quarterly.