2026-09-02Company round totalHiddenLayer · Series B$100MVerified round participation日期为公告/报道日,未必为交割日;仅归属明确披露的参与方。Sources · 1HiddenLayer Raises $100M Series B to Advance AI Security ↗2026-10-22
2023-09-19Company round totalHiddenLayer · Series A$50MVerified round participation补核历史/后续轮次;只把该轮可归属金额放入最后一轮字段,不把累计合计当轮额。Sources · 1HiddenLayer Raises $50M in Series A Funding to Safeguard AI ↗2026-10-22