JSL Construction & Development 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 2540?
Owner Type	Number of Shares	Ownership Percentage
Institutions	16,666,825	1.76%
Individual Insiders	35,770,694	3.79%
General Public	254,933,940	27%
Private Companies	637,502,506	67.5%

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

Top Shareholders

Top 25 shareholders own 73.02% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
17.5%	Fengyun Advertising Co., Ltd.	165,265,336	NT$7.8b	40%	no data
17.3%	Chu Yuan Industrial Co., Ltd.	163,757,778	NT$7.7b	40%	no data
16.4%	Yangshanlin Advertising Co., Ltd.	154,563,522	NT$7.3b	41.3%	no data
15.8%	Jaysanlyn Real Estate & Advertising Co., Ltd.	149,507,980	NT$7.1b	40%	no data
3.48%	Wen-Yu Chu	32,870,075	NT$1.6b	40%	no data
1.01%	The Vanguard Group, Inc.	9,525,531	NT$450.6m	0%	no data
0.47%	Qianhao Co., Ltd.	4,407,890	NT$208.5m	40%	no data
0.32%	BlackRock, Inc.	3,055,073	NT$144.5m	0%	no data
0.17%	Ying-Chu Chang	1,567,755	NT$74.2m	40%	no data
0.16%	Dimensional Fund Advisors LP	1,492,924	NT$70.6m	2.47%	no data
0.15%	Norges Bank Investment Management	1,451,212	NT$68.6m	0%	no data
0.046%	State Street Global Advisors, Inc.	435,399	NT$20.6m	0%	no data
0.045%	Mei-Se Chen	421,054	NT$19.9m	39.3%	no data
0.035%	Wei-Jun Wang	326,493	NT$15.4m	0%	no data
0.029%	DBX Advisors LLC	271,247	NT$12.8m	5.14%	no data
0.023%	Bing-Han Xie	220,003	NT$10.4m	40%	no data
0.022%	Teachers Insurance and Annuity Association-College Retirement Equities Fund	210,417	NT$10.0m	0%	no data
0.021%	Chih - Lin	200,000	NT$9.5m	-28.6%	no data
0.014%	Geode Capital Management, LLC	134,470	NT$6.4m	-2.07%	no data
0.012%	A-Zheng Wang	110,205	NT$5.2m	40%	no data
0.0091%	BNY Asset Management	86,071	NT$4.1m	0%	no data
0.0044%	Chih-Han Wang	42,000	NT$2.0m	40%	no data
0.0011%	Ching-Tsai Chang	10,500	NT$496.1k	40%	no data
0.00029%	CI Global Asset Management	2,715	NT$129.6k	17.9%	no data
0.00019%	GWL Investment Management Ltd.	1,766	NT$84.9k	0%	no data

Company Analysis and Financial Data Status

Data	Last Updated (UTC time)
Company Analysis	2025/11/26 07:29
End of Day Share Price	2025/11/26 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

JSL Construction & Development Co., Ltd. is covered by 0 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.