Atonarp
PrivateLast Round
Series D
May 18, 2021
Total Funding Raised
$107M
Company Overview
Atonarp operates in Frontier & Industrial Tech and is based in Tokyo. Its latest recorded funding round was a Series D round in May 2021.
Atonarp is a semiconductor and life sciences company that manufactures cloud-connected mass spectrometers and optical sensors for real-time quantitative molecular analysis.
Sector
Frontier & Industrial Tech
Verticals
Semiconductors, Sensors, Biotech Equipment, Smart Manufacturing
Business Model
B2B
Customer Profile
Hardware Sales, Services & Consulting
AI Layer
Application
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Atonarp Comparables
Compare Atonarp with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Spacetek Technology AG | 83% | |
| Inficon Holding AG | 78% | |
| Hiden Analytical | 77% |
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Atonarp Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Series D | May 18, 2021 | ||||
| Series C | Aug 26, 2019 | ||||
| Series B | Jul 26, 2016 | ||||
| Series A | Aug 12, 2014 |
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Atonarp Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Japan Post Investment Corporation | Series D, Series C |
| WRVI Capital | Series B, Series D, Series A |
| Japan Post Bank Asset Management Co., Ltd. | Series D, Series C |
| NEC Capital Solutions | Series B, Series C |
| Northwestern Mutual Future Ventures | Series C |
| ATIK | Series D |
| Innovation Network Corporation of Japan | Series C, Series B |
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Market signals
Structured signals derived from secondary market and firmographic data.
- Apr 20, 2026
Monthly visitors grew 394% MoM, reaching 7.5K.
- Aug 26, 2019
$33M round led by Japan Post Investment Corporation and SBI Investment.
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Atonarp Filings
Explore SEC and related filing metadata, where available.
| Type | Date | Amount Offered | Amount Sold | Filing | Pages | Download |
|---|
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Frequently Asked Questions
Common questions about Atonarp's valuation, stock price, and market status.
Is Atonarp a public or private company?
Atonarp is a private company.
What is the current stock price of Atonarp?
Atonarp is a private company, so its shares have no public market price. Caplight tracks Atonarp's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.
How much is Atonarp worth (valuation)?
Valuation information for Atonarp is not publicly available.
Can I buy Atonarp stock?
Atonarp shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.
When was Atonarp's last funding round?
Atonarp's most recent funding round was Series D on May 18, 2021.
Who are the main investors in Atonarp?
Key investors in Atonarp include Japan Post Investment Corporation, WRVI Capital, Innovation Network Corporation of Japan, SBI Investment Co., Ltd..
Will Atonarp IPO soon?
No public IPO plans have been announced for Atonarp.
How can I track Atonarp secondary market activity?
Caplight tracks bids, offers, and trades in Atonarp's shares on secondary markets.