Tsubota Laboratory Inc is a Japan-based company mainly engaged in the research and development of new treatments for myopia, dry eye, and presbyopia. The Company operates with a B2B business model. The model generates revenue from lump-sum payments under joint research and development agreements and licensing agreements with partner companies, milestone payments, and royalties under post-commercialization (post-launch) loyalty agreements and creates new value by investing the profits in the new research. The Company is also engaged in the research and development of products for adults that treat depression and dementia, improve sleep and increase concentration.

Employees

Sector

Biotechnology & Medical Research

Calendar

12/08 Earnings release - Q1 2027

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Quotes

Date	Price	Change	Volume
24/07/26	JPY 244.00	-10.62%	312,900
23/07/26	JPY 273.00	+17.17%	1,068,800
22/07/26	JPY 233.00	-1.27%	42,900
21/07/26	JPY 236.00	0.00%	15,700

Delayed Quote Japan Exchange

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Market Closed - Japan Exchange Other stock markets 04:30:00 24/07/26 pm AEST			5-day change	1st Jan Change
244.00 ^JPY	-10.62%		+3.39%	-28.24%

17/06	Tsubota Laboratory Incorporated announced that it has received ¥4.129362 million in funding from Cantor Fitzgerald Europe	CI
01/06	Tsubota Laboratory Incorporated announced that it expects to receive ¥4.129362 million in funding from Cantor Fitzgerald Europe	CI

Market Cap	6.29B 38.44M 33.75M 31.39M 28.81M 54.14M 3.71B 54.96M 371M 146M 1.82B 144M 141M	P/E 2025	49.7x	P/E 2026	-9.95x
Enterprise Value	5.39B 32.93M 28.92M 26.89M 24.69M 46.39M 3.18B 47.09M 318M 125M 1.56B 124M 121M	EV / Sales 2025	6.38x	EV / Sales 2026	33.4x
Free-Float	28.38%	Yield 2025 *	-	Yield 2026	-

17/06	Tsubota Laboratory Incorporated announced that it has received ¥4.129362 million in funding from Cantor Fitzgerald Europe	CI
01/06	Tsubota Laboratory Incorporated announced that it expects to receive ¥4.129362 million in funding from Cantor Fitzgerald Europe	CI
01/06	Tsubota Laboratory Incorporated signed a letter of intent to acquire MediProduce, Inc. from Eri Kubota for ¥150 million.	CI
15/05	Tsubota Laboratory Incorporated Reports Earnings Results for the Full Year Ended March 31, 2026	CI
15/05	Tsubota Laboratory Incorporated Provides Non Consolidated Earnings Guidance for the Fiscal Year Ending March 31, 2027	CI
13/02	Tsubota Laboratory Incorporated Provides Non Consolidated Earnings Guidance for the Fiscal Year Ending March 31, 2026	CI
13/02	Tsubota Laboratory Incorporated Reports Earnings Results for the Nine Months Ended December 31, 2025	CI
12/05/25	Tsubota Laboratory Incorporated Provides Earnings Guidance for the Fiscal Year Ending March 31, 2026	CI
17/02/25	Tsubota Laboratory Incorporated Revises Earnings Guidance for the Fiscal Year Ending March 31, 2025	CI
20/11/24	Tsubota Laboratory Incorporated Provides Earnings Guidance for the Fiscal Year Ending March 31, 2025	CI
19/12/22	Certain Common Stock of Tsubota Laboratory Incorporated are subject to a Lock-Up Agreement Ending on 19-DEC-2022.	CI
20/09/22	Certain Common Stock of Tsubota Laboratory Incorporated are subject to a Lock-Up Agreement Ending on 20-SEP-2022.	CI
23/06/22	Tsubota Laboratory Incorporated has completed an IPO in the amount of Ã‘1.8048 billion.	CI

1 day	-10.62%
1 week	+3.39%
Current month	+6.55%
1 month	+9.91%
3 months	-22.54%
6 months	-26.28%
Current year	-28.24%

Tsubota Laboratory Incorporated Stock

Stocks

4890

JP3535700003

Biotechnology & Medical Research

Valuation: Tsubota Laboratory Incorporated

Chart: Tsubota Laboratory Incorporated

Latest news : Tsubota Laboratory Incorporated

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Managers and Directors: Tsubota Laboratory Incorporated

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Income Statement and Estimates

Manager	Title	Age	Since
Kazuo Tsubota PSD	President	71	01/02/2019
Keisuke Mitsuoka ADM	Chief Administrative Officer	-	-
Kenji Morishima CTO	Chief Tech/Sci/R&D Officer	65	01/01/2025

Director	Title	Age	Since
Kazuo Tsubota BRD	Director/Board Member	71	01/02/2019
Shinichi Koizumi BRD	Director/Board Member	70	01/06/2020
Eri Kubota BRD	Director/Board Member	55	01/06/2023

Date	Insider	Type	Main position	Quantity	% Market Cap.
15/11/24	Kazuo Tsubota	Others	Founder	63,000	0.2465%
15/11/24	Kazuo Tsubota	Others	Founder	420,000	1.6434%

Add to a list 0 selected To use this feature you must be a member Log in Sign up	Change	5-day change	1-year change	3-year change	Capi.($)
TSUBOTA LABORATORY INCORPORATED	-10.62%	+3.39%	-34.23%	-61.02%	38.45M
LONZA GROUP AG	+1.07%	-3.49%	-3.35%	+10.44%	46.86B
REVOLUTION MEDICINES, INC.	+0.25%	+1.65%	+399.22%	+634.87%	40.23B
BEONE MEDICINES AG	-0.27%	+4.45%	+11.81%	+65.64%	36.23B
IQVIA HOLDINGS INC.	+0.35%	+0.87%	+4.46%	-10.16%	34.72B
CELLTRION, INC.	+3.14%	+1.02%	+4.76%	+40.92%	27.89B
MEDPACE HOLDINGS, INC.	-0.73%	+11.84%	+34.39%	+134.36%	16.79B
ASCENDIS PHARMA A/S	+0.47%	-2.74%	-	-	16.74B
EUROFINS SCIENTIFIC SE	+0.42%	-5.52%	-3.43%	+9.03%	13.12B
ICON PUBLIC LIMITED COMPANY	-2.68%	-2.49%	-11.36%	-33.61%	12.7B
Average	-0.86%	+1.09%	+44.70%	+87.83%	24.53B
Weighted average by Cap.	+0.48%	+0.91%	+74.40%	+136.24%

	2025	2026
Net sales	1.36B 8.29M 7.28M 6.77M 6.21M 11.67M 799M 11.85M 79.91M 31.37M 393M 31.13M 30.47M	200M 1.22M 1.07M 997K 916K 1.72M 118M 1.75M 11.78M 4.62M 57.88M 4.59M 4.49M
Net income	205M 1.25M 1.1M 1.02M 938K 1.76M 121M 1.79M 12.07M 4.74M 59.33M 4.7M 4.6M	-761M -4.65M -4.08M -3.8M -3.48M -6.55M -448M -6.65M -44.82M -17.59M -220M -17.46M -17.09M
Net Debt	-1.45B -8.84M -7.76M -7.22M -6.63M -12.46M -853M -12.64M -85.27M -33.48M -419M -33.21M -32.51M	-901M -5.5M -4.83M -4.49M -4.12M -7.75M -531M -7.87M -53.06M -20.83M -261M -20.67M -20.23M

1 week	226	288
1 month	220	288
Current year	210	478
1 year	210	478
3 years	210	635
5 years	210	1,447
10 years	210	1,447