China Isotope & Radiation Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

SEHK:1763 Recent Insider Transactions by Companies or Individuals
Date	Value	Name	Entity	Role	Shares	Max Price
11 Nov 24	BuyHK$645,490	UBS Asset Management AG	Company		56,000	HK$11.53
02 Oct 24	SellHK$15,768,413	Serenity Capital Management, Ltd.	Company		1,361,800	HK$11.58

Insider Trading Volume

Insider Buying: Insufficient data to determine if insiders have bought more shares than they have sold in the past 3 months.

Ownership Breakdown

What is the ownership structure of 1763?
Owner Type	Number of Shares	Ownership Percentage
Public Companies	0	0%
Institutions	9,715,684	3.04%
Individual Insiders	16,809,800	5.26%
General Public	48,292,783	15.1%
Private Companies	245,056,633	76.6%

Dilution of Shares: Shareholders have not been meaningfully diluted in the past year.

Top Shareholders

Top 11 shareholders own 84.9% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
55.5%	China National Nuclear Corporation	177,615,398	HK$2.1b	0%	no data
18.3%	China Institute of Atomic Energy	58,534,835	HK$680.2m	0%	no data
5.26%	Hongbo Li	16,809,800	HK$195.3m	0%	no data
2.78%	Shanghai Industrial Investment (Holding) Co., Ltd.	8,906,400	HK$103.5m	-6.41%	no data
1.5%	Serenity Capital Management, Ltd.	4,801,600	HK$55.8m	0%	100.0%
1.25%	UBS Asset Management AG	3,994,304	HK$46.4m	-0.47%	no data
0.16%	Dimensional Fund Advisors LP	504,447	HK$5.9m	1.29%	no data
0.062%	JPMorgan Chase & Co, Brokerage and Securities Investments	199,400	HK$2.3m	0%	no data
0.043%	Dodge & Cox	137,400	HK$1.6m	0.73%	no data
0.019%	Polunin Capital Partners Limited	61,933	HK$719.6k	0%	0.01%
0.0052%	American Century Investment Management Inc	16,600	HK$192.9k	0.01%	no data

Company Analysis and Financial Data Status

Data	Last Updated (UTC time)
Company Analysis	2025/05/14 09:31
End of Day Share Price	2025/05/14 00:00
Earnings	2024/12/31
Annual Earnings	2024/12/31

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.

Package	Data	Timeframe	Example US Source ^*
Company Financials	10 years	Income statement Cash flow statement Balance sheet	SEC Form 10-K SEC Form 10-Q
Analyst Consensus Estimates	+3 years	Forecast financials Analyst price targets	Analyst Research Reports Blue Matrix
Market Prices	30 years	Stock prices Dividends, Splits and Actions	ICE Market Data SEC Form S-1
Ownership	10 years	Top shareholders Insider trading	SEC Form 4 SEC Form 13D
Management	10 years	Leadership team Board of directors	SEC Form 10-K SEC Form DEF 14A
Key Developments	10 years	Company announcements	SEC Form 8-K

^* 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

China Isotope & Radiation Corporation is covered by 5 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.

Analyst	Institution
Yanyin Zhu	China International Capital Corporation Limited
null null	CLSA
Bo Li	CLSA