AltPep
PrivateLast Round
Series B
Jun 22, 2023
Total Funding Raised
$120.45M
Company Overview
AltPep is a biotechnology company that operates a proprietary peptide-based platform designed to diagnose and neutralize toxic precursors to amyloid diseases, offering innovative solutions for early detection and treatment.
Sector
Healthcare & Life Sciences
Verticals
Biotechnology, Drug Discovery, Clinical Trials
Business Model
B2B
Customer Profile
Services & Consulting
AI Layer
Non-AI
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
AltPep Comparables
Compare AltPep with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Cenna Biosciences, Inc. | 79% | |
| Alzinova | 79% | |
| Vaxxinity, Inc. | 78% |
AltPep Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Series B | Jun 22, 2023 | ||||
| Series B | Jul 26, 2022 | ||||
| Series A | Jan 14, 2021 |
Key People
Founding team and executive leadership
AltPep Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| S32 | Series B |
| Senator Investment Group | Series B |
| Alexandria Venture Investments | Series B, Series A |
| Matrix Capital Management | Series B, Series A |
| Partners Investment | Series B |
Market signals
Structured signals derived from secondary market and firmographic data.
- Dec 1, 2025
New preclinical data for SOBIN-AD showed improved behavior in disease models.
- Dec 1, 2025
Presented at the CTAD 2025 conference on December 1, 2025.
AltPep 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 AltPep's valuation, stock price, and market status.
Is AltPep a public or private company?
AltPep is a private company.
What is the current stock price of AltPep?
AltPep is a private company with no public stock price. No recent secondary market data is available.
How much is AltPep worth (valuation)?
Valuation information for AltPep is not publicly available.
Can I buy AltPep stock?
AltPep 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 AltPep's last funding round?
AltPep's most recent funding round was Series B on June 22, 2023.
Who are the main investors in AltPep?
Key investors in AltPep include Senator Investment Group, Matrix Capital Management.
Will AltPep IPO soon?
No public IPO plans have been announced for AltPep.
How can I track AltPep secondary market activity?
Caplight tracks bids, offers, and trades for private companies. Visit https://www.caplight.com to monitor AltPep's secondary market activity and sign up for updates.