Quantum Investment Tracker

Track funding rounds, valuations, and market performance of 57 quantum companies

57
Companies Tracked
9
Public Companies
121
Total Deals
$14.1B+
Total Funding
Showing:57 companies
Public:9
Total Deals:121

Quantinuum

πŸ”’ Private
Total Raised
$1525M
Last Valuation
$10.0B
Latest Deal
Series CSep 2025
$600M

Series C funding round at $10B pre-money valuation

Horizon Quantum Computing

πŸ”’ Going-public
Total Raised
$18.1M
Last Valuation
$503M
Latest Deal
SPACSep 2025
Undisclosed

SPAC merger agreement with dMY Squared Technology Group at $503M valuation

IQM Quantum Computers

πŸ”’ Private
Total Raised
$487M
Last Valuation
$1.2B
Latest Deal
Series BSep 2025
$320M

Series B funding led by U.S. investor Ten Eleven Ventures with strong support from Tesi

Phasecraft

πŸ”’ Private
Total Raised
$50M
Last Valuation
$200M
Latest Deal
Series BSep 2025
$34M

Series B funding for quantum algorithms and material discovery applications

Oxford Ionics

🀝 Acquired
Total Raised
$1095M
Last Valuation
$1.075B
Latest Deal
AcquisitionJun 2025
$1.075B

Acquired by IonQ - largest quantum computing acquisition in history

Quantum Computing Inc

πŸ“ˆ PublicQUBT
Market Cap
$8.2B (September 2025)
Total Raised
$300M
Last Valuation
$8.2B
Latest Deal
StrategicJun 2025
$200M

Private placement of common stock and warrants

ID Quantique

🀝 Acquired
Total Raised
$75.8M
Last Valuation
Undisclosed
Latest Deal
AcquisitionMay 2025
Undisclosed

Acquired by IonQ to strengthen quantum networking capabilities

Quantum Machines

πŸ”’ Private
Total Raised
$243M
Last Valuation
$1.3B
Latest Deal
Series CFeb 2025
$170M

Series C funding for quantum control systems expansion

Alice & Bob

πŸ”’ Private
Total Raised
$702M
Last Valuation
$545M
Latest Deal
Series BJan 2025
$109M

Series B funding round led by Future French Champions (FFC)

PsiQuantum

πŸ”’ Private
Total Raised
$1415M
Last Valuation
$6.0B
Latest Deal
Series DJan 2025
$750M

Series D funding round led by BlackRock

Intel Quantum

πŸ“ˆ PublicINTC
Market Cap
$115B (September 2025)
Total Raised
Internal R&D
Latest Deal
StrategicDec 2024
$1.2B

Quantum computing R&D budget allocation for Horse Ridge III and Tunnel Falls development

SeeQC

πŸ”’ Private
Total Raised
$125M
Last Valuation
$400M
Latest Deal
Series BNov 2024
$75M

Series B funding for superconducting quantum processors

Google Quantum AI

πŸ“ˆ PublicGOOGL
Market Cap
$2.9T (September 2025)
Total Raised
Internal R&D
Latest Deal
StrategicOct 2024
Undisclosed

Strategic investment in QuEra Computing for neutral atom quantum development

Diraq

πŸ”’ Private
Total Raised
$135M
Last Valuation
$500M
Latest Deal
StrategicOct 2024
$100M

Government and strategic funding for silicon quantum processors

Riverlane

πŸ”’ Private
Total Raised
$95M
Last Valuation
$350M
Latest Deal
Series COct 2024
$75M

Series C funding for quantum error correction software

Quantum Source Labs

πŸ”’ Private
Total Raised
$77M
Last Valuation
$350M
Latest Deal
Series ASep 2024
$50M

Series A funding for photonic quantum computing platform

Mesa Quantum

πŸ”’ Private
Total Raised
$5.65M
Last Valuation
$40M
Latest Deal
SeedSep 2024
$3.75M

Seed funding for chip-scale quantum sensors

Origin Quantum

πŸ”’ Private
Total Raised
$1500M
Last Valuation
$3.2B
Latest Deal
Series CSep 2024
$800M

Series C funding led by China Investment Corporation

Quantum Circuits Inc

πŸ”’ Private
Total Raised
$80M
Last Valuation
$300M
Latest Deal
Series BAug 2024
$60M

Series B funding for dual-rail qubit quantum systems with built-in error detection

Infleqtion

πŸ”’ Private
Total Raised
$190M
Last Valuation
$600M
Latest Deal
Series BJul 2024
$110M

Series B funding for cold atom quantum systems (formerly ColdQuanta)

Terra Quantum

πŸ”’ Private
Total Raised
$120M
Last Valuation
$450M
Latest Deal
Series BJun 2024
$75M

Series B funding for quantum algorithms and cloud platform

PQShield

πŸ”’ Private
Total Raised
$37M
Last Valuation
$200M
Latest Deal
Series BJun 2024
$37M

Series B funding for quantum-resistant cryptography solutions

Quantum Brilliance

πŸ”’ Private
Total Raised
$78M
Last Valuation
$350M
Latest Deal
Series BMay 2024
$45M

Series B funding for diamond NV quantum processors

Q-CTRL

πŸ”’ Private
Total Raised
$102M
Last Valuation
$400M
Latest Deal
Series BApr 2024
$59M

Series B funding for quantum control software

Aqemia

πŸ”’ Private
Total Raised
$200M
Last Valuation
$500M
Latest Deal
StrategicApr 2024
$140M

Strategic partnership with Sanofi for oncology drug development

Nord Quantique

πŸ”’ Private
Total Raised
$28M
Last Valuation
$120M
Latest Deal
Series AMar 2024
$15M

Series A funding for photonic quantum computing

C12

πŸ”’ Private
Total Raised
$28M
Last Valuation
$150M
Latest Deal
Series AFeb 2024
$18M

Series A funding for carbon nanotube quantum processors

IBM Quantum

πŸ“ˆ PublicIBM
Market Cap
$240B (September 2025)
Total Raised
$150M
Latest Deal
StrategicFeb 2024
$100M

Quantum Network strategic partnership expansion

Multiverse Computing

πŸ”’ Private
Total Raised
$35M
Last Valuation
$150M
Latest Deal
Series AJan 2024
$27M

Series A funding for quantum software solutions

Quantum Motion

πŸ”’ Private
Total Raised
$67M
Last Valuation
$250M
Latest Deal
Series AJan 2024
$50M

Series A funding for silicon quantum processors

Atom Computing

πŸ”’ Private
Total Raised
$120M
Last Valuation
$750M
Latest Deal
Series BOct 2023
$60M

Series B funding round

Zapata Computing

πŸ”’ Private
Total Raised
$75M
Last Valuation
$300M
Latest Deal
Series BOct 2023
$38M

Series B funding for quantum software platform

Qubit Pharmaceuticals

πŸ”’ Private
Total Raised
$45M
Last Valuation
$200M
Latest Deal
Series ASep 2023
$30M

Series A funding round

Silicon Quantum Computing

πŸ”’ Private
Total Raised
$220M
Last Valuation
$800M
Latest Deal
StrategicAug 2023
$220M

Strategic funding from major Australian corporations and government

Mattiq

πŸ”’ Private
Total Raised
$15M
Last Valuation
$80M
Latest Deal
SeedMay 2023
$15M

Seed funding for sustainable materials with quantum applications

Photonic Inc

πŸ”’ Private
Total Raised
$109M
Last Valuation
$400M
Latest Deal
Series AMar 2023
$100M

Series A funding round led by Microsoft

Oxford Quantum Circuits

πŸ”’ Private
Total Raised
$85M
Last Valuation
$400M
Latest Deal
Series BFeb 2023
$47M

Series B funding round

Pasqal

πŸ”’ Private
Total Raised
$100M
Last Valuation
$600M
Latest Deal
Series BJan 2023
$100M

Series B funding round

QuEra Computing

πŸ”’ Private
Total Raised
$19.5M
Last Valuation
$400M
Latest Deal
Series ASep 2022
$17M

Series A funding round

Universal Quantum

πŸ”’ Private
Total Raised
$48.9M
Last Valuation
$300M
Latest Deal
Series AAug 2022
$45M

Series A funding round

D-Wave

πŸ“ˆ PublicQBTS
Market Cap
$5.3B (September 2025)
Total Raised
$1025M
Last Valuation
$5.34B
Latest Deal
StrategicJan 2025
$400M

At-the-market equity offering completion

Atlantic Quantum

πŸ”’ Private
Total Raised
$9M
Last Valuation
$50M
Latest Deal
SeedJul 2022
$9M

Seed funding to develop large-scale quantum computing systems using scalable qubits

Xanadu

πŸ”’ Private
Total Raised
$200M
Last Valuation
$1.0B
Latest Deal
Series CJul 2022
$100M

Series C funding round

Alpine Quantum Technologies

πŸ”’ Private
Total Raised
$23.2M
Last Valuation
$150M
Latest Deal
Series AJun 2022
$19M

Series A funding round

ORCA Computing

πŸ”’ Private
Total Raised
$15M
Last Valuation
$75M
Latest Deal
Series AJun 2022
$15M

Series A funding for photonic quantum computing systems

Classiq

πŸ”’ Private
Total Raised
$66M
Last Valuation
$450M
Latest Deal
Series BJun 2022
$33M

Series B funding round

QunaSys

πŸ”’ Private
Total Raised
$10M
Last Valuation
$60M
Latest Deal
Series BMar 2022
$10M

Series B funding for quantum computer software development

SandboxAQ

πŸ”’ Private
Total Raised
$500M
Last Valuation
$5.6B
Latest Deal
StrategicMar 2022
$500M

Alphabet spinout with strategic funding

Menten AI

πŸ”’ Private
Total Raised
$26M
Last Valuation
$120M
Latest Deal
Series AJan 2022
$20M

Series A funding round

Rigetti Computing

πŸ“ˆ PublicRGTI
Market Cap
$5.1B (September 2025)
Total Raised
$529M
Last Valuation
$1.5B
Latest Deal
SPACOct 2021
$458M

SPAC merger with Supernova Partners Acquisition Company II

IonQ

πŸ“ˆ PublicIONQ
Market Cap
$13.1B (September 2025)
Total Raised
$711M
Last Valuation
$2.0B
Latest Deal
SPACOct 2021
$636M

SPAC merger with dMY Technology Group III

1QBit

πŸ”’ Private
Total Raised
$75M
Last Valuation
$350M
Latest Deal
Series BSep 2021
$45M

Series B funding round

Arqit

πŸ“ˆ PublicARQQ
Market Cap
$420M (September 2025)
Total Raised
$470M
Last Valuation
$1.0B
Latest Deal
SPACSep 2021
$400M

SPAC merger with Centricus Acquisition Corp for quantum encryption technology

Strangeworks

πŸ”’ Private
Total Raised
$24M
Last Valuation
$150M
Latest Deal
Series AJul 2021
$20M

Series A funding round

Cambridge Quantum Computing

🀝 Acquired
Total Raised
$45M
Last Valuation
Undisclosed
Latest Deal
MergerJun 2021
Undisclosed

Merged with Honeywell Quantum Solutions to form Quantinuum

Quantum-Si

πŸ“ˆ PublicQSI
Market Cap
$180M (September 2025)
Total Raised
$534M
Last Valuation
$924.5M
Latest Deal
SPACJun 2021
$534M

SPAC merger with HighCape Capital Acquisition Corp for quantum biology platform

QC Ware

πŸ”’ Private
Total Raised
$31.5M
Last Valuation
$200M
Latest Deal
Series BFeb 2021
$25M

Series B funding for quantum computing software and cloud services