BroadBand Tower 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 3776?
Owner Type	Number of Shares	Ownership Percentage
Public Companies	1,304,500	2.12%
Individual Insiders	3,105,251	5.04%
Institutions	6,644,296	10.8%
Private Companies	22,461,200	36.5%
General Public	28,074,731	45.6%

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

Top Shareholders

Top 25 shareholders own 56.91% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
20.2%	SilverCape Investments Limited	12,445,500	JP¥3.2b	34.3%	no data
16.3%	Internet Research Institute Ltd	10,015,700	JP¥2.6b	0%	no data
5.01%	IBG LLC	3,086,600	JP¥787.1m	0%	0.53%
2.53%	Nobufusa Gowa	1,556,800	JP¥397.0m	0%	no data
2.39%	SBI Asset Management Co., Ltd.	1,469,489	JP¥374.7m	0%	0.01%
2.12%	SoftBank Corp.	1,304,500	JP¥332.6m	0%	no data
1.53%	Akihiro Kinugawa	945,300	JP¥241.1m	0%	no data
1.5%	Central Tanshi Co. Ltd	925,000	JP¥235.9m	0%	0.49%
1.23%	Ueda Yagi Tanshi Co., Ltd.	757,600	JP¥193.2m	0%	0.26%
1.09%	JPMorgan Chase & Co.	672,900	JP¥171.6m	0%	no data
0.89%	The Goldman Sachs Group, Inc.	546,300	JP¥139.3m	0%	no data
0.85%	The Tokyo Tanshi Co., Ltd.	525,000	JP¥133.9m	0%	0.58%
0.32%	Dimensional Fund Advisors LP	195,271	JP¥49.8m	-0.06%	no data
0.27%	Hiroshi Fujiwara	168,700	JP¥43.0m	13.5%	no data
0.15%	Mieko Nakagawa	93,000	JP¥23.7m	4.49%	no data
0.14%	Hidemoto Ri	87,900	JP¥22.4m	15.8%	no data
0.083%	Shigeru Oikawa	51,000	JP¥13.0m	8.51%	no data
0.072%	Hiroki Kabasawa	44,400	JP¥11.3m	9.9%	no data
0.071%	Jun Murai	43,500	JP¥11.1m	4.82%	no data
0.052%	Yosuke Hiyama	32,200	JP¥8.2m	14.2%	no data
0.036%	Kazutaka Muraguchi	22,451	JP¥5.7m	9.78%	no data
0.029%	Itsuro Nishimoto	18,000	JP¥4.6m	12.5%	no data
0.026%	Kunio Hamada	16,000	JP¥4.1m	0%	no data
0.023%	Takashi Inoue	14,000	JP¥3.6m	16.7%	no data
0.019%	Kimiko Oga	12,000	JP¥3.1m	20%	no data

Company Analysis and Financial Data Status

Data	Last Updated (UTC time)
Company Analysis	2026/05/21 21:14
End of Day Share Price	2026/05/21 00:00
Earnings	2026/03/31
Annual Earnings	2025/12/31

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

BroadBand Tower, Inc. 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.