3SBio Ownership

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

Recent Insider Transactions

SZSC:1530 Recent Insider Transactions by Companies or Individuals
Date	Value	Name	Entity	Shares	Max Price
24 Apr 25	SellHK$77,280	Jiaoe Zhang	Individual	6,000	HK$12.88
24 Apr 25	SellHK$1,435,125	Jiaoe Zhang	Individual	107,500	HK$13.35
23 Apr 25	SellHK$77,280	Jiaoe Zhang	Individual	6,000	HK$12.88
15 Apr 25	SellHK$336,440	Jiaoe Zhang	Individual	26,000	HK$12.94
11 Apr 25	SellHK$61,692,856	BlackRock, Inc.	Company	5,576,000	HK$11.06
11 Apr 25	SellHK$5,713,198	Jiaoe Zhang	Individual	460,000	HK$12.42
03 Dec 24	SellHK$3,506,096	The Sun Shine Trust	Company	563,500	HK$6.22
02 Oct 24	BuyHK$8,614,890	BlackRock, Inc.	Company	1,193,000	HK$7.22
23 Aug 24	BuyHK$1,502,930	Jing Lou	Individual	260,000	HK$5.78

Insider Trading Volume

Insider Buying: 1530 insiders have only sold shares in the past 3 months.

Ownership Breakdown

What is the ownership structure of 1530?
Owner Type	Number of Shares	Ownership Percentage
Individual Insiders	176,506,462	7.49%
Private Companies	523,751,033	22.2%
Institutions	564,985,852	24%
General Public	1,092,293,877	46.3%

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

Top Shareholders

Top 25 shareholders own 49.44% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
20.2%	Century Sunshine Limited	476,774,553	HK$6.4b	0%	no data
4.86%	BlackRock, Inc.	114,507,704	HK$1.5b	-41.4%	no data
2.95%	The Vanguard Group, Inc.	69,475,578	HK$932.4m	1.24%	no data
2.4%	Jing Lou	56,468,448	HK$757.8m	0%	no data
2.17%	Dan Lou	51,156,895	HK$686.5m	0%	no data
1.86%	Dimensional Fund Advisors LP	43,772,344	HK$587.4m	3.08%	0.01%
1.41%	HSBC Jintrust Fund Management Company Limited	33,276,000	HK$446.6m	0%	1.94%
1.37%	Bin Huang	32,197,350	HK$432.1m	0%	no data
1.33%	The Sun Shine Trust	31,424,980	HK$421.7m	-2.12%	no data
1.32%	Bosera Asset Management Co., Ltd.	31,188,500	HK$418.6m	0%	0.23%
1.2%	China Southern Asset Management Co., Ltd.	28,259,000	HK$379.2m	0%	0.1%
1.13%	GF Fund Management Co., Ltd.	26,541,500	HK$356.2m	0%	0.09%
1.03%	Dongmei Su	24,384,630	HK$327.2m	0%	no data
0.8%	Bankinter Luxembourg S.A., Asset Management Arm	18,947,500	HK$254.3m	0%	4.37%
0.66%	TMF Group Holding B.V.	15,551,500	HK$208.7m	-5.67%	no data
0.62%	Norges Bank Investment Management	14,638,394	HK$196.4m	0%	no data
0.6%	Harvest Fund Management Co. Ltd.	14,082,500	HK$189.0m	0%	0.05%
0.54%	Fullgoal Fund Management Co. Ltd.	12,765,000	HK$171.3m	0%	0.06%
0.54%	Andra AP-fonden	12,699,500	HK$170.4m	0%	0.12%
0.52%	Jiaoe Zhang	12,299,139	HK$165.1m	-4.65%	no data
0.48%	China Asset Management Co. Ltd.	11,408,084	HK$153.1m	-9.54%	0.02%
0.44%	Ninety One UK Limited	10,400,000	HK$139.6m	0%	0.03%
0.42%	E Fund Management Co., Ltd.	9,895,000	HK$132.8m	0%	0.02%
0.29%	State Street Global Advisors, Inc.	6,756,000	HK$90.7m	0.29%	no data
0.28%	Causeway Capital Management LLC	6,647,000	HK$89.2m	24.4%	0.04%

Company Analysis and Financial Data Status

Data	Last Updated (UTC time)
Company Analysis	2025/05/05 05:41
End of Day Share Price	2025/05/02 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

3SBio Inc. is covered by 34 analysts. 12 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
Difei Yang	Capstone Investments
Bo Yu	China International Capital Corporation Limited
Zhuhong Chen	China Merchants Securities (HK) Co., Ltd