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Welby 4438.T · JPY

Health Care · Tokyo Stock Exchange · 🇯🇵 Japan

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265

+4.33%

Close of 9 Nov 2026, in JPY

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Reference data, closing prices and charts across 45,000 companies, plus crypto, commodities and currencies.

At a glance

Figures in JPY, from our data supplier.

FY2025

Revenue

¥635.7m

FY2016FY2025

Net income

−¥539.7m

FY2016FY2025

Free cash flow

−¥332.3m

FY2016FY2025

Shareholders' equity

¥272.3m

FY2016FY2025

Income statement

Fiscal years

FY2025FY2024FY2023FY2022FY2021FY2020FY2019FY2018FY2017FY2016
Revenue¥635.7m¥528.0m¥575.0m¥1.05bn¥1.14bn¥864.6m¥798.5m¥808.0m¥474.8m¥253.5m
Research and development—————————¥29.2m
Operating income−¥452.8m−¥814.8m−¥502.8m¥60.9m−¥128.3m−¥331.7m−¥4.5m¥156.1m−¥75.5m−¥136.2m
Net income−¥539.7m−¥804.6m−¥505.0m¥33.9m−¥130.7m−¥353.1m−¥11.3m¥176.6m−¥77.0m−¥136.4m
Diluted earnings per share-65.21-97.29-64.474.33-16.68-45.31-1.5222.54-9.05-16.05

Balance sheet

At each fiscal year end

FY2025FY2024FY2023FY2022FY2021FY2020FY2019FY2018FY2017FY2016
Total assets¥1.05bn¥1.17bn¥1.21bn¥1.40bn¥1.39bn¥1.52bn¥1.83bn¥1.41bn¥1.23bn¥211.4m
Cash and short-term investments¥711.4m¥740.4m¥883.0m¥830.8m¥960.7m¥1.10bn¥1.21bn¥1.03bn¥1.09bn¥88.9m
Total liabilities¥747.9m¥328.9m¥88.0m¥121.4m¥134.8m¥162.6m¥160.9m¥163.2m¥160.4m¥79.7m
Debt¥605.7m¥200.0m¥1.2m¥8.3m¥15.5m¥22.6m¥29.8m¥36.9m¥44.0m¥21.8m
Shareholders' equity¥272.3m¥810.0m¥1.09bn¥1.27bn¥1.26bn¥1.36bn¥1.67bn¥1.24bn¥1.07bn¥131.7m
Shares outstanding8m8m8m8m8m8m7m8m9m9m

Cash flow

Fiscal years

FY2025FY2024FY2023FY2022FY2021FY2020FY2019FY2018FY2017FY2016
Cash from operations−¥329.5m−¥603.6m−¥174.0m−¥114.1m−¥95.9m−¥111.0m−¥168.3m−¥1.7m−¥23.6m−¥138.6m
Capital spending−¥2.8m−¥172.6m−¥3.0m−¥32.8m−¥19.5m−¥44.1m−¥65.9m−¥3.9m−¥9.6m−¥3.5m
Free cash flow−¥332.3m−¥776.2m−¥177.0m−¥146.9m−¥115.5m−¥155.1m−¥234.2m−¥5.6m−¥33.2m−¥142.0m

Latest quarters

By quarter end

Jun 2026Mar 2026Dec 2025Sept 2025Jun 2025Mar 2025Dec 2024Sept 2024
Revenue¥242.7m¥133.4m¥255.2m¥92.7m¥167.2m¥120.6m¥231.0m¥112.0m
Operating income−¥98.9m−¥157.6m−¥31.8m−¥171.2m−¥88.3m−¥161.5m−¥118.0m−¥229.0m
Net income−¥70.5m−¥153.4m−¥124.0m−¥172.0m−¥75.9m−¥167.7m−¥280.0m−¥221.0m
Diluted earnings per share-8.29-18.04-14.99-20.78-9.17-20.27-33.86-26.72
Total assets¥844.1m¥847.2m¥1.05bn¥781.3m¥966.3m¥978.4m¥1.17bn¥1.44bn
Cash and short-term investments¥435.6m¥516.2m¥711.4m¥448.3m¥567.8m¥666.4m¥740.4m¥1.04bn
Debt¥535.0m¥217.5m¥605.7m¥217.5m¥235.0m¥200.0m¥200.0m¥200.0m
Shareholders' equity¥89.0m¥180.9m¥272.3m¥395.7m¥565.3m¥649.8m¥810.0m¥1.08bn

Financial ratios

Data as of 28 Oct 2026

FY2025FY2024FY2023FY2022FY2021FY2020FY2016
Operating margin-83.3%-154.3%-87.5%3.6%-11.3%-38.4%—
Net margin-84.9%-152.4%-87.8%3.2%-11.5%-40.8%—
Return on equity-198.2%-99.3%-46.3%2.7%-10.4%-26.0%—
Return on assets-51.2%-68.9%-41.9%2.4%-9.4%-23.2%—
Free cash flow yield-14.1%-18.6%-7.8%-3.7%-3.5%-3.1%—
Revenue growth20.4%-8.2%-45.3%-7.7%31.8%8.3%—
Earnings growth-32.9%59.3%-1589.3%-125.9%-63.0%3024.2%—
Current ratio2.44x2.96x12.92x11.25x10.44x9.94x—
Debt to equity2.22x0.25x0.00x0.01x0.01x0.02x—
Equity ratio25.8%69.4%90.5%91.3%90.3%89.3%—
Interest coverage-187.18x-502.00x-25141.95x720.91x-1491.87x-2859.52x—
R&D as a share of sales——————11.5%
Buybacks as a share of market value-0.1%-5.6%0.0%-0.0%-0.5%-4.9%—

Growth per year

Compound annual rate

3 years5 years10 years
Revenue-15.6%-6.0%—
Operating income—6.4%—
Net income—8.9%—

Valuation history

At each fiscal year end

FY2025FY2024FY2023FY2022FY2021FY2020FY2019
Price to earnings-4.3-3.5-10.384.1-42.1-26.6-1451.3
Price to sales3.65.39.12.74.810.920.5

Dividends and splits

Per share, in the currency the company pays

Paid for 0 years.

  • 4-for-1 split · 2 Oct 2019

Sources and methodology

Data on this tab
Our data supplier
Chart on the Overview
TradingView

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