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Ribomic Inc.TSE:4591 Stock Report

Market Cap JP¥4.7b
Share Price
n/a
1Y-19.4%
7D9.2%
1D6.4%
Portfolio Value
View

Ribomic Inc.

TSE:4591 Stock Report

Market Cap: JP¥4.7b

Ribomic (4591) Stock Overview

Engages in the discovery and development of pharmaceutical compounds using RNA aptamers in Japan and Europe. More details

4591 fundamental analysis
Snowflake Score
Valuation2/6
Future Growth0/6
Past Performance0/6
Financial Health6/6
Dividends0/6

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Ribomic Inc. Competitors

Price History & Performance

Summary of share price highs, lows and changes for Ribomic
Historical stock prices
Current Share PriceJP¥83.00
52 Week HighJP¥120.00
52 Week LowJP¥57.00
Beta0.19
1 Month Change10.67%
3 Month Change10.67%
1 Year Change-19.42%
3 Year Change-41.96%
5 Year Change-76.49%
Change since IPO-95.64%

Recent News & Updates

Analysis Article Jun 09

We're Hopeful That Ribomic (TSE:4591) Will Use Its Cash Wisely

Just because a business does not make any money, does not mean that the stock will go down. For example, although...

Recent updates

Analysis Article Jun 09

We're Hopeful That Ribomic (TSE:4591) Will Use Its Cash Wisely

Just because a business does not make any money, does not mean that the stock will go down. For example, although...
Analysis Article Dec 08

We're Hopeful That Ribomic (TSE:4591) Will Use Its Cash Wisely

Just because a business does not make any money, does not mean that the stock will go down. For example, although...
Analysis Article Jun 18

Companies Like Ribomic (TSE:4591) Are In A Position To Invest In Growth

There's no doubt that money can be made by owning shares of unprofitable businesses. For example, although Amazon.com...
Analysis Article Feb 12

We're Hopeful That Ribomic (TSE:4591) Will Use Its Cash Wisely

We can readily understand why investors are attracted to unprofitable companies. For example, although...
Analysis Article Oct 30

Companies Like Ribomic (TSE:4591) Are In A Position To Invest In Growth

Even when a business is losing money, it's possible for shareholders to make money if they buy a good business at the...
Analysis Article Jul 02

We're Not Very Worried About Ribomic's (TSE:4591) Cash Burn Rate

There's no doubt that money can be made by owning shares of unprofitable businesses. For example, although Amazon.com...

Shareholder Returns

4591JP BiotechsJP Market
7D9.2%1.0%-2.8%
1Y-19.4%-24.3%28.6%

Return vs Industry: 4591 exceeded the JP Biotechs industry which returned -24.3% over the past year.

Return vs Market: 4591 underperformed the JP Market which returned 28.6% over the past year.

Price Volatility

Is 4591's price volatile compared to industry and market?
4591 volatility
4591 Average Weekly Movement14.9%
Biotechs Industry Average Movement7.8%
Market Average Movement4.1%
10% most volatile stocks in JP Market9.1%
10% least volatile stocks in JP Market2.1%

Stable Share Price: 4591's share price has been volatile over the past 3 months compared to the JP market.

Volatility Over Time: 4591's weekly volatility has increased from 10% to 15% over the past year.

About the Company

FoundedEmployeesCEOWebsite
200325Yoshikazu Nakamurawww.ribomic.com

Ribomic Inc. engages in the discovery and development of pharmaceutical compounds using RNA aptamers in Japan and Europe. The company develops RBM-007, which is in Phase III clinical trial for the treatment of achondroplasia; Phase II clinical trial for the treatment of wet age-related macular degeneration; and pre-clinical trial for the treatment of diabetic macular edema. It is also involved in the development of drugs in pre-clinical trial stage, including RBM-006 for the treatment of retinal disease, proliferative, vitreoretinopathy, glaucoma, and diabetic retinopathy; RBM-011 for the treatment of pulmonary arterial hypertension; RBM-003 for the treatment of heart failure; RBM-010 for the treatment of osteoarthritis; and RBM-009 for the treatment of severe asthma, as well as RBM-101, which is in discovery stage for the affinity purification of human IgG and Fc-fusion proteins.

Ribomic Inc. Fundamentals Summary

How do Ribomic's earnings and revenue compare to its market cap?
4591 fundamental statistics
Market capJP¥4.69b
Earnings (TTM)-JP¥1.19b
Revenue (TTM)JP¥7.50m
625.8x
P/S Ratio
-3.9x
P/E Ratio

Earnings & Revenue

Key profitability statistics from the latest earnings report (TTM)
4591 income statement (TTM)
RevenueJP¥7.50m
Cost of RevenueJP¥0
Gross ProfitJP¥7.50m
Other ExpensesJP¥1.20b
Earnings-JP¥1.19b

Last Reported Earnings

Jun 30, 2026

Next Earnings Date

n/a

Earnings per share (EPS)-21.02
Gross Margin100.00%
Net Profit Margin-15,852.13%
Debt/Equity Ratio0%

How did 4591 perform over the long term?

See historical performance and comparison

Company Analysis and Financial Data Status

DataLast Updated (UTC time)
Company Analysis2026/08/20 18:12
End of Day Share Price 2026/08/20 00:00
Earnings2026/06/30
Annual Earnings2026/03/31

Data Sources

The data used in our company analysis is from S&P Global Market Intelligence LLC. The following data is used in our analysis model to generate this report. Data is normalised which can introduce a delay from the source being available.

PackageDataTimeframeExample US Source *
Company Financials10 years
  • Income statement
  • Cash flow statement
  • Balance sheet
Analyst Consensus Estimates+3 years
  • Forecast financials
  • Analyst price targets
Market Prices30 years
  • Stock prices
  • Dividends, Splits and Actions
Ownership10 years
  • Top shareholders
  • Insider trading
Management10 years
  • Leadership team
  • Board of directors
Key Developments10 years
  • Company announcements

* Example for US securities, for non-US equivalent regulatory forms and sources are used.

Unless specified all financial data is based on a yearly period but updated quarterly. This is known as Trailing Twelve Month (TTM) or Last Twelve Month (LTM) Data. Learn more.

Analysis Model and Snowflake

Details of the analysis model used to generate this report is available on our Github page, we also have guides on how to use our reports and tutorials on Youtube.

Learn about the world class team who designed and built the Simply Wall St analysis model.

Industry and Sector Metrics

Our industry and section metrics are calculated every 6 hours by Simply Wall St, details of our process are available on Github.

Analyst Sources

Ribomic Inc. is covered by 2 analysts. 0 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.

AnalystInstitution
Kazuaki HashiguchiDaiwa Securities Co. Ltd.
Kiyokazu YamazakiIchiyoshi Research Institute Inc.