Quantum Brain

Fundraising Intelligence

Capital flows, funding rounds, and investor activity across the quantum computing ecosystem. Updated daily from public filings, press releases, and news sources.

Sources & Methodology
Data sources: Google News RSS (4 targeted quantum funding queries), SEC EDGAR (8-K/S-1 filings), SBIR.gov & NSF Awards APIs (government grants), PR Newswire & Business Wire (press releases), Crunchbase News, The Quantum Insider, and scored news from the Quantum Brain news engine.
Methodology: Raw items are processed through Gemini Flash for structured data extraction (company, round type, amount, investors). Only rounds with confidence >= 70% are included. Deduplication checks company + round type + date proximity (60 days) + amount similarity (25%).
Last updated: May 26, 2026 at 09:31 AM

Total Capital Deployed

$16.1B

all time

Last 12 Months

$12.6B

deployed

Active Investors

75

deals in last 24 months

Median Round

$19M

last 12 months

Recent Funding Rounds

CompanyRoundAmount
Grant$100M
Grant$100M
Strategic InvestmentUndisclosed
Other$300M
Grant$100M
OtherUndisclosed
SPACUndisclosed
Strategic InvestmentUndisclosed
Other$200M
Other$160M
Series C$160M
Series A$62M
Other$62M
IPOUndisclosed
Grant$1M
Grant$2M
IPO$1.0B
Strategic InvestmentUndisclosed
GrantUndisclosed
Grant$302M

Funding by Year

Biggest Companies

1
IONQ
$2.7B
$77M private$2.6B public
2
$2.6B
$1.6B private$1.0B public
3
$2.3B
$2.3B private
4
XAND
$1.1B
$834M private$302M public
5
QBTS
$990M
$100M private$890M public
6
RGTI
$960M
$314M private$646M public
7
$559M
$502M private$57M public
8
$477M
$477M private
9
$450M
$450M private
10
$430M
$430M private
11
$371M
$371M private
12
$325M
$125M private$200M public
13
$290M
$290M private
14
$248M
$248M private
15
$235M
$235M private
Private Public

Top Investors

InvestorDealsDeployed
BlackRock3$2.1B
Heights Capital Management1$2.0B
Temasek2$1.1B
Quanta Computer3$1.0B
Baillie Gifford1$1.0B
Public ATM offering2$900M
NVentures (NVIDIA)1$800M
QED Investors1$800M
JPMorgan Chase2$800M
M121$620M

Private Companies Overview

CompanyTotal Raised
$2.6B
$2.3B
$559M
$477M
$450M
$430M
$371M
$325M
$290M
$248M
$235M
$232M
$216M
$215M
$200M
$170M
$155M
$147M
$144M
$125M
$66M
$52M
$48M
$39M
$26M
$23M
$18M
Quantum Intelligence

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