Prompt Diagnostics
PrivateLast Round
Grant
Oct 22, 2025
Total Funding Raised
$2.35M
Company Overview
Prompt Diagnostics operates in Healthcare & Life Sciences and is based in Baltimore, Maryland. Its latest recorded funding round was a Grant round in October 2025.
Prompt Diagnostics is a biotechnology company that develops portable, rapid PCR-based diagnostic platforms for point-of-care infectious disease testing.
Sector
Healthcare & Life Sciences
Verticals
Biotechnology, Medical Devices, Biotech Equipment
Business Model
B2B
Customer Profile
Hardware + Subscription, Government Contracts, Services & Consulting
AI Layer
Non-AI
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Prompt Diagnostics Comparables
Compare Prompt Diagnostics with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Novel Microdevices | 89% | |
| QuantuMDx | 83% | |
| Fuse Diagnostics | 82% |
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Prompt Diagnostics Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Grant | Oct 22, 2025 | ||||
| Grant | Jun 27, 2024 | ||||
| Accelerator | Mar 20, 2023 | ||||
| Accelerator | Feb 2, 2022 | ||||
| Grant | Sep 30, 2021 |
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Prompt Diagnostics Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| CARB-X | Grant |
| LifeBridge Health | Accelerator |
| NIH RADx | Grant |
| Bill & Melinda Gates Foundation | Grant |
| Nucleate | Accelerator |
| National Science Foundation | Accelerator, Grant |
Market signals
Structured signals derived from secondary market and firmographic data.
- Apr 15, 2026
Monthly visitors increased 34% MoM, from 1.3K to 1.8K.
- Oct 22, 2025
$1.25M grant awarded by the National Science Foundation.
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Prompt Diagnostics Filings
Explore SEC and related filing metadata, where available.
| Type | Date | Amount Offered | Amount Sold | Filing | Pages | Download |
|---|
Filing documents are not displayed on this public page. Request access to learn about available coverage.
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Frequently Asked Questions
Common questions about Prompt Diagnostics's valuation, stock price, and market status.
Is Prompt Diagnostics a public or private company?
Prompt Diagnostics is a private company.
What is the current stock price of Prompt Diagnostics?
Prompt Diagnostics is a private company, so its shares have no public market price. Caplight tracks Prompt Diagnostics's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.
How much is Prompt Diagnostics worth (valuation)?
Valuation information for Prompt Diagnostics is not publicly available.
Can I buy Prompt Diagnostics stock?
Prompt Diagnostics shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.
When was Prompt Diagnostics's last funding round?
Prompt Diagnostics's most recent funding round was Grant on October 22, 2025.
Who are the main investors in Prompt Diagnostics?
Key investors in Prompt Diagnostics include CARB-X, LifeBridge Health, NIH RADx, Bill & Melinda Gates Foundation, National Science Foundation.
Will Prompt Diagnostics IPO soon?
No public IPO plans have been announced for Prompt Diagnostics.
How can I track Prompt Diagnostics secondary market activity?
Caplight tracks bids, offers, and trades in Prompt Diagnostics's shares on secondary markets.