Who has been buying Tokyo Communications Group,Inc. stock?

7 distinct investors have filed 26 disclosed large-shareholding filings in Tokyo Communications Group,Inc. (7359), most recently on 2026-03-09. Each filer, their role, the number of shares and the price at filing are listed in the table on this page.

How many insider filings does Tokyo Communications Group,Inc. have?

Tokyo Communications Group,Inc. has 26 buy-side and 36 sell-side disclosures on record, covering ¥23.1B ($148.8M) in total reported value, spanning 2021-07-30 to 2026-03-09.

Where does StockDrifts get Tokyo Communications Group,Inc. insider data?

From EDINET large-shareholding (5%+) reports — the official filing system run by the Financial Services Agency (Japan). StockDrifts parses each disclosure and matches it to daily price history; the original filings remain available directly from EDINET.

Do insider buys in Japanese stocks predict returns?

Not uniformly. StockDrifts scored 101,000+ Japanese large-shareholding filings on fixed 12-month forward returns and found the predictive power concentrated in specific filer types and filing patterns rather than spread evenly across all disclosures.

Tokyo Communications Group,Inc. 7359

Company

株式会社東京通信グループTokyo Communications Group,Inc.

Investors

Buys

Total Value

¥23.1B ($148.8M)

Avg Return

-35.02%

Last Filing

2026-03-09

Tokyo Communications Group,Inc. (7359) has 26 disclosed large-shareholding filings and 36 disclosed disposals on record, filed by 7 distinct investors. Together those filings cover ¥23.1B ($148.8M) in reported transaction value. The earliest filing StockDrifts holds for Tokyo Communications Group,Inc. is dated 2021-07-30; the most recent is 2026-03-09. All of it is parsed from EDINET large-shareholding (5%+) reports, the official disclosure system operated by the Financial Services Agency (Japan). Across these filings the average return since disclosure is -35.02%, measured from each filing date to the latest available close.

Price & insider activity (12 months)

Recent filings

Date	Type	Source	Insider	Purpose	Shares	Price at filing	Return	Value
2026-08-07	BUY	unknown	楽天証券株式会社 Rakuten Securities Inc	other	542.5K	¥223	+15.7%	¥121M ($781K)
2026-07-07	SELL	unknown	楽天証券株式会社 Rakuten Securities Inc	other	238.7K	¥219	-1.4%	¥59M ($381K)
2026-06-22	BUY	unknown	楽天証券株式会社 Rakuten Securities Inc	other	508.4K	¥220	+7.3%	¥112M ($722K)
2026-03-09	SELL	negotiated	株式会社トラストホールディングス	activist	2.0M	¥244	-5.3%	¥519M ($3.3M)
2026-03-09	BUY	negotiated	外川穣	activist	145.5K	¥244	-5.3%	¥37M ($241K)
2026-01-26	BUY	negotiated	外川穣	activist	145.5K	¥357	+28.0%	¥37M ($241K)
2026-01-26	SELL	negotiated	株式会社トラストホールディングス	activist	2.1M	¥357	+28.0%	¥545M ($3.5M)
2025-12-05	SELL	negotiated	株式会社トラストホールディングス	activist	2.2M	¥303	+15.2%	¥572M ($3.7M)
2025-12-05	BUY	negotiated	外川穣	activist	145.5K	¥303	+15.2%	¥37M ($241K)
2025-11-25	SELL	negotiated	株式会社トラストホールディングス	activist	2.3M	¥301	+14.6%	¥603M ($3.9M)
2025-11-25	BUY	negotiated	外川穣	activist	145.5K	¥301	-14.6%	¥37M ($241K)
2025-09-05	BUY	Market Buy	株式会社monolice monolice Co., Ltd.	activist	472.5K	¥458	-43.9%	¥216M ($1.4M)
2025-09-05	BUY	Market Buy	古屋佑樹 YUKI FURUYA	activist	600.6K	¥458	-43.9%	¥52M ($336K)
2025-09-02	BUY	negotiated	株式会社トラストホールディングス Trust Holdings Co., Ltd.	activist	2.5M	¥484	-46.9%	¥1.2B ($7.7M)
2025-09-02	BUY	negotiated	外川穣 YUZURU SOTOKAWA	activist	60.5K	¥484	-46.9%	¥29M ($189K)
2025-08-27	BUY	negotiated	株式会社トラストホールディングス Trust Holdings Co., Ltd.	activist	2.6M	¥486	-47.1%	¥1.3B ($8.1M)
2025-08-27	BUY	negotiated	外川穣 YUZURU SOTOKAWA	activist	60.5K	¥486	-47.1%	¥29M ($190K)
2025-08-22	SELL	negotiated	株式会社monolice monolice Co., Ltd.	activist	472.5K	¥497	+48.3%	¥50M ($320K)
2025-08-22	BUY	negotiated	株式会社トラストホールディングス Trust Holdings Co., Ltd.	activist	2.7M	¥497	-48.3%	¥1.3B ($8.6M)
2025-08-22	BUY	negotiated	外川穣 YUZURU SOTOKAWA	activist	60.5K	¥497	-48.3%	¥30M ($194K)
2025-08-22	SELL	negotiated	古屋佑樹 YUKI FURUYA	activist	478.1K	¥497	+48.3%	¥10M ($65K)
2025-08-07	BUY	Market Buy	アローストリート・キャピタル・リミテッド・パートナーシップ(Arrowstreet Capital, Limited Partnership) Arrowstreet Capital, Limited Partnership	passive	703.4K	¥525	-51.0%	¥369M ($2.4M)
2025-06-04	BUY	negotiated	外川穣 YUZURU SOTOKAWA	activist	60.5K	¥314	-18.1%	¥19M ($123K)
2025-06-04	BUY	negotiated	外川穣 YUZURU SOTOKAWA	activist	60.5K	¥314	-18.1%	¥19M ($123K)
2025-06-04	BUY	negotiated	株式会社トラストホールディングス Trust Holdings Co., Ltd.	activist	3.1M	¥314	-18.1%	¥948M ($6.1M)
2025-06-04	BUY	negotiated	株式会社トラストホールディングス Trust Holdings Co., Ltd.	activist	3.1M	¥314	-18.1%	¥958M ($6.2M)
2025-06-04	BUY	negotiated	株式会社トラストホールディングス Trust Holdings Co., Ltd.	activist	2.9M	¥314	-18.1%	¥916M ($5.9M)
2025-06-04	BUY	negotiated	株式会社トラストホールディングス Trust Holdings Co., Ltd.	activist	2.8M	¥314	-18.1%	¥881M ($5.7M)
2025-06-04	BUY	negotiated	株式会社トラストホールディングス Trust Holdings Co., Ltd.	activist	3.1M	¥314	-18.1%	¥948M ($6.1M)
2025-06-04	BUY	negotiated	株式会社トラストホールディングス Trust Holdings Co., Ltd.	activist	3.0M	¥314	-18.1%	¥931M ($6.0M)
2025-06-04	BUY	negotiated	株式会社トラストホールディングス Trust Holdings Co., Ltd.	activist	2.9M	¥314	-18.1%	¥886M ($5.7M)
2025-06-04	SELL	negotiated	株式会社トラストホールディングス Trust Holdings Co., Ltd.	activist	2.8M	¥314	+18.1%	¥5M ($35K)
2025-06-04	BUY	negotiated	外川穣 YUZURU SOTOKAWA	activist	60.5K	¥314	-18.1%	¥19M ($123K)
2025-06-04	BUY	negotiated	外川穣 YUZURU SOTOKAWA	activist	60.5K	¥314	-18.1%	¥19M ($123K)
2025-06-04	BUY	negotiated	外川穣 YUZURU SOTOKAWA	activist	60.5K	¥314	-18.1%	¥19M ($123K)
2025-06-04	BUY	negotiated	外川穣 YUZURU SOTOKAWA	activist	60.5K	¥314	-18.1%	¥19M ($123K)
2025-06-04	BUY	negotiated	外川穣 YUZURU SOTOKAWA	activist	60.5K	¥314	-18.1%	¥19M ($123K)
2025-06-04	BUY	negotiated	外川穣 YUZURU SOTOKAWA	activist	60.5K	¥314	-18.1%	¥19M ($123K)
2025-05-28	BUY	negotiated	株式会社トラストホールディングス Trust Holdings Co., Ltd.	activist	3.3M	¥306	-16.0%	¥988M ($6.4M)
2025-05-28	BUY	negotiated	外川穣 YUZURU SOTOKAWA	activist	60.5K	¥306	-16.0%	¥19M ($119K)
2025-04-28	SELL	Market Buy	マイルストーン・キャピタル・マネジメント株式会社 Milestone Capital Management,Ltd.	passive	0	¥254	-1.2%	¥460M ($3.0M)
2025-04-07	BUY	negotiated	株式会社トラストホールディングス Trust Holdings Co., Ltd.	activist	3.4M	¥187	+37.4%	¥638M ($4.1M)
2025-04-07	BUY	negotiated	外川穣 YUZURU SOTOKAWA	activist	60.5K	¥187	+37.4%	¥11M ($73K)
2025-04-03	SELL	Market Buy	マイルストーン・キャピタル・マネジメント株式会社 Milestone Capital Management,Ltd.	passive	2.2M	¥232	-10.8%	¥38M ($246K)
2025-03-06	BUY	negotiated	株式会社トラストホールディングス Trust Holdings Co., Ltd.	activist	3.5M	¥249	+3.2%	¥868M ($5.6M)
2025-03-06	BUY	negotiated	外川穣 YUZURU SOTOKAWA	activist	60.5K	¥249	+3.2%	¥15M ($97K)
2025-02-26	BUY	negotiated	株式会社トラストホールディングス Trust Holdings Co., Ltd.	activist	3.7M	¥256	+0.4%	¥929M ($6.0M)
2025-02-26	BUY	negotiated	外川穣 YUZURU SOTOKAWA	activist	60.5K	¥256	+0.4%	¥15M ($100K)
2024-12-11	BUY	negotiated	株式会社トラストホールディングス Trust Holdings Co., Ltd.	activist	3.8M	¥254	+1.2%	¥956M ($6.2M)
2024-12-11	BUY	negotiated	外川穣 YUZURU SOTOKAWA	activist	60.5K	¥254	+1.2%	¥15M ($99K)

Showing the 50 most recent of 116 filings.

Frequently asked questions

Who has been buying Tokyo Communications Group,Inc. stock?: 7 distinct investors have filed 26 disclosed large-shareholding filings in Tokyo Communications Group,Inc. (7359), most recently on 2026-03-09. Each filer, their role, the number of shares and the price at filing are listed in the table on this page.
How many insider filings does Tokyo Communications Group,Inc. have?: Tokyo Communications Group,Inc. has 26 buy-side and 36 sell-side disclosures on record, covering ¥23.1B ($148.8M) in total reported value, spanning 2021-07-30 to 2026-03-09.
Where does StockDrifts get Tokyo Communications Group,Inc. insider data?: From EDINET large-shareholding (5%+) reports — the official filing system run by the Financial Services Agency (Japan). StockDrifts parses each disclosure and matches it to daily price history; the original filings remain available directly from EDINET.
Do insider buys in Japanese stocks predict returns?: Not uniformly. StockDrifts scored 101,000+ Japanese large-shareholding filings on fixed 12-month forward returns and found the predictive power concentrated in specific filer types and filing patterns rather than spread evenly across all disclosures.

Source filings

Every trade listed above is disclosed in EDINET large-shareholding (5%+) reports, filed with the Financial Services Agency (Japan). View the original EDINET filings for Tokyo Communications Group,Inc.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.