Regencell Bioscience Holdings Ltd is a bioscience company that focuses on research, development and commercialization of traditional Chinese medicine (TCM) for the treatment of neurocognitive disorders and degeneration, specifically attention deficit and hyperactivity disorder (ADHD) and autism spectrum disorder (ASD). The Company launches three liquid based standardized TCM formulae candidates for mild, moderate and severe ADHD and ASD patients.

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Biotechnology & Medical Research

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Date	Price	Change	Volume
26-06-05	19.99 $	-9.79%	101,882
26-06-04	22.16 $	-6.69%	113,343
26-06-03	23.75 $	+2.59%	95,493
26-06-02	23.15 $	-4.22%	77,943
26-06-01	24.17 $	+1.13%	73,369

Delayed Quote Nasdaq

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Market Closed - Nasdaq Other stock markets 04:00:00 2026-06-05 pm EDT			5-day change	1st Jan Change
19.99 ^USD	-9.79%		-16.36%	-4.81%

May. 08	Regencell Bioscience Holdings Limited Reports Earnings Results for the Half Year Ended December 31, 2025	CI
25-10-31	Regencell Bioscience Holdings Limited Reports Earnings Results for the Full Year Ended June 30, 2025	CI

Capitalization	9.9B 8.58B 7.87B 7.4B 13.79B 944B 14.01B 93.55B 36.41B 456B 37.19B 36.38B 1,587B	P/E ratio 2024	-10.2x	P/E ratio 2025	-2,351x
Enterprise value	9.9B 8.57B 7.87B 7.4B 13.79B 943B 14B 93.51B 36.39B 456B 37.17B 36.36B 1,587B	EV / Sales 2024	-	EV / Sales 2025	-
Free-Float	11.64%	Yield 2024 *	-	Yield 2025	-

May. 08	Regencell Bioscience Holdings Limited Reports Earnings Results for the Half Year Ended December 31, 2025	CI
25-10-31	Regencell Bioscience Holdings Limited Reports Earnings Results for the Full Year Ended June 30, 2025	CI
25-10-30	Regencell Bioscience Holdings Limited Auditor Raises 'Going Concern' Doubt	CI
25-09-21	Regencell Bioscience Holdings Limited(NasdaqCM:RGC) added to S&P Global BMI Index	CI
25-06-30	Regencell Bioscience Holdings Limited Reports Earnings Results for the Half Year Ended December 31, 2024	CI
25-06-30	Regencell Bioscience Holdings Limited Announces Board Changes, Effective June 30, 2025	CI
25-06-25	Top Premarket Gainers	MT
25-06-23	Top Premarket Decliners	MT
25-06-20	Top Premarket Decliners	MT
25-06-18	Top Premarket Decliners	MT
25-06-17	Top Premarket Gainers	MT
25-06-17	Regencell Bioscience Extends Gains Pre-Bell Tuesday Following 276% Surge Monday	MT
25-06-16	Top Premarket Gainers	MT

Jun. 06	RGC SHAREHOLDER NOTICE: Faruqi & Faruqi, LLP Reminds Regencell Bioscience (RGC) Investors of Securities Class Action Deadline on June 23, 2026	NE
Jun. 05	RGC INVESTOR ACTION: Faruqi & Faruqi, LLP Reminds Regencell Bioscience (RGC) Investors of Securities Class Action Deadline on June 23, 2026	NE
Jun. 03	RGC EQUITY ACTION REMINDER: Faruqi & Faruqi, LLP Reminds Regencell Bioscience (RGC) Investors of Securities Class Action Deadline on June 23, 2026	NE
Jun. 02	RGC INVESTOR DEADLINE APPROACHING: Faruqi & Faruqi, LLP Reminds Regencell Bioscience (RGC) Investors of Securities Class Action Deadline on June 23, 2026	NE
Jun. 01	SHAREHOLDER ACTION REMINDER: Faruqi & Faruqi, LLP Reminds Regencell (RGC) Investors of Securities Class Action Deadline on June 23, 2026	NE

Regencell Bioscience Holdings Limited Stock

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RGC

KYG7487R1002

Biotechnology & Medical Research

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Income Statement and Estimates

25-06-27	El milagro de las hierbas : esta acción sube un 20.000% en un año sin vender nada
22-02-17	La formule liquide expérimentale RGC-COV19TM de Regencell Bioscience a démontré son efficacité, chez ses patients recrutés, dans l'élimination des symptômes légers à modérés de la COVID-19 au cours d'une période de traitement de...
22-02-17	La formulazione liquida sperimentale RGC-COV19TM di Regencell Bioscience si dimostra efficace nell'eliminazione dei sintomi di COVID-19 da lievi a moderati nei pazienti arruolati nello studio di efficacia EARTH, in un periodo di trattamento di 6...
22-02-17	Flüssigprüfformel RGC-COV19TM von Regencell Bioscience zeigt Wirksamkeit bei den rekrutierten Patienten in der Wirksamkeitsstudie EARTH und behebt leichte bis mäßige COVID-19-Symptome innerhalb von 6 Tagen
22-02-17	Ensayo de eficacia EARTH: la fórmula líquida en investigación RGC-COV19TM de Regencell Bioscience demuestra eficacia en los pacientes inscritos al eliminar los síntomas leves o moderados de la COVID-19 en un período de tratamiento de seis días

1 day	-9.79%
1 week	-16.36%
Current month	-16.36%
1 month	-27.55%
3 months	-14.39%
6 months	+23.09%
Current year	-4.81%

1 week	19.7	25.14
1 month	19.7	31.9
Current year	19.7	69
1 year	9.39	83.6
3 years	0.08	83.6
5 years	0.08	83.6
10 years	0.08	83.6

Manager	Title	Age	Since
Yat-Gai Au CEO	Chief Executive Officer	54	2013-12-31
Wai Hong Chung COO	Chief Operating Officer	49	2021-07-31
Yat-Pui Au PRN	Corporate Officer/Principal	52	2023-01-31

Director	Title	Age	Since
Wai Hong Chung BRD	Director/Board Member	49	2023-12-27
Yee Wah Hui BRD	Director/Board Member	54	2021-06-30
Wing Yan Lo BRD	Director/Board Member	65	2021-12-12

Date	Insider	Type	Main position	Quantity	% Market Cap.
May. 26	Wing Yan Lo	Issuer sale	Director	-70,600	0.0143%
May. 26	Yee Wah Hui	Issuer sale	Director	-19,000	0.0038%
Mar. 17	Yee Wah Hui	Other	Director	592,230	0.1198%

Add to a list 0 selected To use this feature you must be a member Log in Sign up	Change	5d. change	1-year change	3-years change	Capi.($)
REGENCELL BIOSCIENCE HOLDINGS LIMITED	-9.79%	-16.36%	+10.76%	+3,000.67%	9.9B
LONZA GROUP AG	-1.18%	-2.96%	-15.31%	-18.77%	42.68B
REVOLUTION MEDICINES, INC.	-4.15%	-5.24%	+263.18%	+452.70%	31.73B
IQVIA HOLDINGS INC.	-1.84%	+0.68%	+20.44%	-10.72%	30.62B
BEONE MEDICINES AG	-3.51%	-6.19%	+5.57%	+19.44%	30.03B
CELLTRION, INC.	-2.89%	-6.70%	+14.76%	+14.13%	24.25B
EUROFINS SCIENTIFIC SE	-0.18%	+3.94%	+11.24%	+4.51%	13.17B
ASCENDIS PHARMA A/S	-3.83%	-6.10%	-	-	13.07B
MEDPACE HOLDINGS, INC.	-0.97%	+1.60%	+53.20%	+106.80%	12.97B
IONIS PHARMACEUTICALS, INC.	-0.87%	-2.64%	+111.05%	+71.89%	12.31B
Average	-2.92%	-4.00%	+52.76%	+404.52%	22.07B
Weighted average by Cap.	-2.66%	-3.72%	+53.74%	+222.53%

	2024	2025
Net sales	-	-
Net income	-4.3M -3.73M -3.42M -3.22M -5.99M -410M -6.08M -40.63M -15.81M -198M -16.15M -15.8M -689M	-3.58M -3.1M -2.85M -2.68M -4.99M -342M -5.07M -33.85M -13.18M -165M -13.46M -13.17M -574M
Net Debt	-7.88M -6.82M -6.26M -5.89M -10.97M -750M -11.14M -74.38M -28.95M -363M -29.57M -28.93M -1.26B	-4.35M -3.77M -3.46M -3.25M -6.06M -415M -6.16M -41.11M -16M -201M -16.34M -15.99M -698M