28bio
PrivateLast Round
Pre-Series A3
Jun 24, 2025
Est. Valuation
$20.01M
Total Funding Raised
$9.03M
Momentum
Top 25%
of companies Caplight tracks
Company Overview
28bio is a neurotechnology company that provides a platform to engineer human brain and nerve models for accelerating drug discovery for neurological diseases.
Sector
Healthcare & Life Sciences
Verticals
Drug Discovery, Biotechnology, Medical Devices
Business Model
B2B
Customer Profile
Services & Consulting, Government Contracts, Hardware Sales
AI Layer
Application
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
28bio Comparables
Compare 28bio with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Emulate | 85% | |
| Hesperos Inc. | 83% | |
| Synaxys | 82% |
28bio Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Pre-Series A3 | Jun 24, 2025 | ||||
| Series A Extension | Jun 10, 2021 | ||||
| Grant | Nov 2, 2020 | ||||
| Seed | Jun 15, 2020 | ||||
| Grant | Sep 21, 2017 | ||||
Pre Seed | Aug 3, 2017 |
28bio Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| New Orleans Startup Fund | Pre Seed |
| NIH RADx | Grant |
| Benson Capital Partners | Seed |
| Congressionally Directed Medical Research Programs | Grant |
Market signals
Structured signals derived from secondary market and firmographic data.
- Jul 29, 2026
Monthly visitors grew 100% MoM, reaching 4.3K.
- Jul 20, 2026
Open roles increased to 5, 2.1x the trailing average.
28bio 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.
Request accessFrequently Asked Questions
Common questions about 28bio's valuation, stock price, and market status.
Is 28bio a public or private company?
28bio is a private company.
What is the current stock price of 28bio?
28bio is a private company with no public stock price. No recent secondary market data is available.
How much is 28bio worth (valuation)?
28bio's valuation is estimated at $20.0M based on funding round data.
Can I buy 28bio stock?
28bio shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors. Visit https://www.caplight.com to learn more.
When was 28bio's last funding round?
28bio's most recent funding round was Pre-Series A3 on June 24, 2025.
Who are the main investors in 28bio?
Key investors in 28bio include New Orleans Startup Fund, NIH RADx, Benson Capital Partners, Congressionally Directed Medical Research Programs.
Will 28bio IPO soon?
No public IPO plans have been announced for 28bio.
How can I track 28bio secondary market activity?
Caplight tracks bids, offers, and trades for private companies. Visit https://www.caplight.com to monitor 28bio's secondary market activity and sign up for updates.