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 ↗
82
▲ 1.8
#1 of Post-Quantum Cryptography
Quant Score history
82▲ 13.0 since 2026
Score breakdown
Funding momentum 40%90
€430m Series E, apr. 2025.
Patents 25%76
76th percentile within Post-Quantum Cryptography.
Talent 20%80
~480 employees.
Research 15%74
74th 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 · ▲ 1.8 (30d)