S
SandboxAQ
AI + quantum-safe security and simulation; Alphabet spin-out.
Post-Quantum CryptographySeries D+ Pre-IPOIPO H1 2027IPO tracker & how to invest early →Palo Alto · Founded 2022Website ↗
48
▼ 18.6
#1 of Post-Quantum Cryptography
Quant Score history
48▼ 21.2 since 2026
Score breakdown
Funding momentum 40%48
€430m Series E, Apr 2025.
Patents 25%50
50th percentile within Post-Quantum Cryptography.
Talent 20%50
~480 employees.
Research 15%40
40th percentile within Post-Quantum Cryptography.
Funding history
€850m total raised · rounds below sum to €430m (includes undisclosed rounds)
Series E€430m
Apr 2025 · Led by Nvidia (strategic)
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Sources: Dealroom · EPO · USPTO · arXiv · Company filings — Updated weekly · ▼ 18.6 (30d)