StarPower Semiconductor Ownership

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

Recent Insider Transactions

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 603290?
Owner Type	Number of Shares	Ownership Percentage
Individual Insiders	1,128,666	0.471%
Institutions	17,522,987	7.32%
General Public	85,714,992	35.8%
Private Companies	135,106,821	56.4%

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

Top Shareholders

Top 25 shareholders own 63.71% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
41.7%	Hong Kong Star Holdings Co., Ltd.	99,773,520	CN¥10.1b	0%	no data
11.3%	Zhejiang Xindeli Textil Co., Ltd.	27,105,971	CN¥2.7b	-5.45%	no data
3.44%	Jiaxing Furuide Investment Partnership Enterprise (Limited Partnership)	8,227,330	CN¥832.3m	0%	no data
1.09%	China Asset Management Co. Ltd.	2,601,731	CN¥263.2m	0%	0.03%
0.94%	Tianan Life Insurance Company Limited of China	2,240,000	CN¥226.6m	0%	8.66%
0.8%	China Southern Asset Management Co., Ltd.	1,905,580	CN¥192.8m	0%	0.04%
0.77%	CPIC Fund Management Co., Ltd.	1,841,165	CN¥186.3m	0%	0.23%
0.53%	CS Capital Co., Ltd.	1,272,726	CN¥128.7m	0%	no data
0.51%	Guotai Asset Management Company Limited	1,229,197	CN¥124.3m	0%	0.06%
0.51%	Huatai-PineBridge Fund Management Co., Ltd.	1,219,555	CN¥123.4m	0%	0.03%
0.32%	GF Fund Management Co., Ltd.	755,678	CN¥76.4m	0%	0.02%
0.31%	Zhizhan Dai	731,186	CN¥74.0m	-9.51%	no data
0.26%	The Vanguard Group, Inc.	633,735	CN¥64.1m	1.54%	no data
0.17%	China Universal Asset Management Company Ltd.	413,050	CN¥41.8m	0%	0.01%
0.17%	Penghua Fund Management Co., Ltd.	404,225	CN¥40.9m	0%	0.03%
0.17%	Yi Tang	396,500	CN¥40.1m	-20.1%	no data
0.15%	Huashang Fund Management Company Ltd.	349,930	CN¥35.4m	0%	0.05%
0.13%	HuaAn Fund Management Company Ltd.	315,760	CN¥31.9m	0%	0.01%
0.11%	Harvest Fund Management Co. Ltd.	274,100	CN¥27.7m	0%	0.01%
0.098%	Norges Bank Investment Management	234,740	CN¥23.7m	0%	no data
0.086%	Invesco Capital Management LLC	205,980	CN¥20.8m	23.6%	no data
0.058%	China Post & Capital Fund Management Co., Ltd.	140,000	CN¥14.2m	0%	0.08%
0.043%	First State Cinda Fund Management Company Limited	102,220	CN¥10.3m	0%	0.02%
0.039%	Tianhong Asset Management Co., Ltd.	93,480	CN¥9.5m	0%	0.01%
0.039%	JT Asset Management Co., Ltd	93,240	CN¥9.4m	0%	0.61%

Company Analysis and Financial Data Status

Data	Last Updated (UTC time)
Company Analysis	2025/11/19 15:03
End of Day Share Price	2025/11/19 00:00
Earnings	2025/09/30
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

StarPower Semiconductor Ltd. is covered by 29 analysts. 13 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
Ke Qu	CCB International Securities Limited
Lin Su	CCB International Securities Limited
You You Liu	China Stock Investment Research Co. Ltd. (GZ500..com)