株式会社ARK
PrivateLast Round
Series A
Sep 17, 2026
Total Funding Raised
$8.5M
Momentum
Top 5%
of companies Caplight tracks
Company Overview
株式会社ARK operates in Energy & Sustainability and is based in Hiratsuka. Its latest recorded funding round was a Series A round in September 2026.
株式会社ARK is a cleantech company that designs, develops, and manufactures modular recirculating land-based aquaculture systems (RAS) and provides related services, including seafood production and sales.
Sector
Energy & Sustainability
Verticals
Water Treatment, Clean Manufacturing, Environmental Monitoring
Business Model
B2B
Customer Profile
Hardware Sales, Services & Consulting, Subscription SaaS, Revenue Share
AI Layer
Non-AI
Historical Pricing
Historical view of private secondary pricing and transaction trends.
株式会社ARK Comparables
Compare 株式会社ARK with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Aqualita Ecotechnology | 81% | |
| Aqua Stage | 80% | |
| mizuhachi株式会社 | 77% |
For institutional investors. Book with your work email.
株式会社ARK Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Series A | Sep 17, 2026 | ||||
| Early Funding | May 1, 2024 | ||||
| Early Funding | Aug 7, 2023 | ||||
| Seed | Feb 6, 2022 |
For institutional investors. Book with your work email.
株式会社ARK Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| JR East Start-up Co., Ltd. | Seed |
| BPキャピタル株式会社 | Series A |
| プラスソーシャルインベストメント株式会社 | Seed |
| Leave a Nest Capital | Seed |
| Future Food Fund | Early Funding |
| W inc. | Series A |
| Aqua Clara Lemon Gas Holdings | Seed |
For institutional investors. Book with your work email.
Market signals
Structured signals derived from secondary market and firmographic data.
- Sep 17, 2026
$9M round led by Beyond Next Ventures and BPキャピタル株式会社.
- Jul 1, 2024
Raised capital from Future Food Fund.
For institutional investors. Book with your work email.
Recent news
Latest coverage and updates
- partners_withNov 9, 2026
ARK Inc. and Giken Sakata Limited partner under an MOU to explore joint demonstration and commercial deployment of recirculating aquaculture systems in Southeast Asia, announced in Singapore on Oct 29th '26.
- partners_withNov 9, 2026
ARK Inc. and National University of Singapore partner through an MOU in Singapore in Oct '26 to establish a collaborative framework for joint research, technical validation, and talent development in RAS technologies, rearing environments, and productivity.
For institutional investors. Book with your work email.
株式会社ARK 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.
Book a demoFor institutional investors. Book with your work email.
Frequently Asked Questions
Common questions about 株式会社ARK's valuation, stock price, and market status.
Is 株式会社ARK a public or private company?
株式会社ARK is a private company.
What is the current stock price of 株式会社ARK?
株式会社ARK is a private company, so its shares have no public market price. Caplight tracks 株式会社ARK's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.
How much is 株式会社ARK worth (valuation)?
Valuation information for 株式会社ARK is not publicly available.
Can I buy 株式会社ARK stock?
株式会社ARK shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.
When was 株式会社ARK's last funding round?
株式会社ARK's most recent funding round was Series A on September 17, 2026.
Who are the main investors in 株式会社ARK?
Key investors in 株式会社ARK include BPキャピタル株式会社, Beyond Next Ventures.
Will 株式会社ARK IPO soon?
No public IPO plans have been announced for 株式会社ARK.
How can I track 株式会社ARK secondary market activity?
Caplight tracks bids, offers, and trades in 株式会社ARK's shares on secondary markets.