Key facts
- It has raised $8.0M; the latest was Early Stage VC ($8.0M) in Mar 2026.
- Notable investors include Cherry Ventures, Costanoa Ventures, Joe O'Sullivan, Modern Technical Fund, Rain Capital — 6 tracked in total.
- Manifold Security has filed 1 Form D with the SEC, most recently Oct 2017 ($6.7M sold to 6 investors).
- Status: Privately Held (backing).
- ·The complete investor list — 6 names
- ·Watchlist + deal alerts for Manifold Security
- ·The full record, as it builds
Funding rounds
No funding rounds for Manifold Security are on record yet — either the company hasn't raised institutional capital, or the raise hasn't surfaced in our sources.
About Manifold Security
Developer of security software designed for monitoring and protecting autonomous AI agents on endpoints. The company's platform provides agentless deployment, real-time runtime visibility into agent behavior, integration with existing observability toolchains, detection of unauthorized system access, and protection against improper data exposure, enabling security teams in enterprises to oversee, analyze, and secure the activities of AI agents without impeding innovation or operational efficiency.
- Sector
- Information Technology
- HQ
- San Diego, CA, United States
- Founded
- 2025
- Website
- manifold.security/
- Ownership
- Privately Held (backing)
Manifold Security doesn't have a composite mark yet — a PA Mark is published once enough pricing inputs exist (trade prints, fund marks, round prices). The rest of the record below builds toward it.
Recorded secondary trades
No secondary trades in Manifold Security shares have been recorded yet. When a print lands — third-party, direct report, or platform — it appears here with structure, source, and price.
Institutional fund marks
No SEC-registered fund has reported a fair-value mark on Manifold Security in its N-PORT filings yet. We sweep new filings monthly.