Who has been buying Takahashi Curtain Wall Corporation stock?

8 distinct investors have filed 18 disclosed large-shareholding filings in Takahashi Curtain Wall Corporation (1994), most recently on 2026-04-22. 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 Takahashi Curtain Wall Corporation have?

Takahashi Curtain Wall Corporation has 18 buy-side and 25 sell-side disclosures on record, covering ¥1.8B ($11.6M) in total reported value, spanning 2021-07-26 to 2026-04-22.

Where does StockDrifts get Takahashi Curtain Wall Corporation 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.

Takahashi Curtain Wall Corporation 1994

Company

髙橋カーテンウォール工業株式会社Takahashi Curtain Wall Corporation

Investors

Buys

Total Value

¥1.8B ($11.6M)

Avg Return

+9.49%

Last Filing

2026-04-22

Takahashi Curtain Wall Corporation (1994) has 18 disclosed large-shareholding filings and 25 disclosed disposals on record, filed by 8 distinct investors. Together those filings cover ¥1.8B ($11.6M) in reported transaction value. The earliest filing StockDrifts holds for Takahashi Curtain Wall Corporation is dated 2021-07-26; the most recent is 2026-04-22. 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 +9.49%, 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	みずほ証券株式会社 Mizuho Securities Co., Ltd.	other	710.0K	¥556	+1.6%	¥395M ($2.5M)
2026-07-07	BUY	unknown	みずほ証券株式会社 Mizuho Securities Co., Ltd.	other	710.0K	¥564	+0.2%	¥400M ($2.6M)
2026-07-07	BUY	Market Buy	高橋武治 Takeharu Takahashi	other	1.4M	¥564	+0.2%	¥265M ($1.7M)
2026-07-07	SELL	unknown	高橋武治 Takeharu Takahashi	other	933.2K	¥564	-0.2%	¥282M ($1.8M)
2026-04-22	BUY	Market Buy	みずほ証券株式会社 Mizuho Securities Co., Ltd.	other	710.0K	¥565	+2.8%	¥34M ($219K)
2026-02-24	SELL	unknown	高橋幸子	other	85.5K	¥597	+6.2%	¥48M ($309K)
2026-02-24	SELL	unknown	高橋敏男	other	807.4K	¥597	+6.2%	¥452M ($2.9M)
2026-02-24	SELL	unknown	高橋幸子	other	85.5K	¥597	+6.2%	¥48M ($309K)
2026-02-24	SELL	unknown	高橋敏男	other	807.4K	¥597	+6.2%	¥452M ($2.9M)
2026-02-24	SELL	unknown	高橋幸子	other	85.5K	¥597	+6.2%	¥48M ($309K)
2026-02-24	SELL	unknown	高橋敏男	other	807.4K	¥597	+6.2%	¥452M ($2.9M)
2026-01-08	SELL	unknown	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	565.9K	¥542	-3.3%	¥58M ($374K)
2026-01-06	SELL	unknown	高橋武治 Takeharu Takahashi	other	962.9K	¥521	-7.5%	¥260M ($1.7M)
2026-01-06	BUY	Market Buy	高橋武治 Takeharu Takahashi	other	1.5M	¥521	+7.5%	¥260M ($1.7M)
2025-11-20	BUY	Market Buy	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	672.7K	¥509	+10.0%	¥64M ($411K)
2025-07-04	SELL	unknown	高橋武治 Takeharu Takahashi	other	962.9K	¥482	-16.2%	¥241M ($1.6M)
2025-07-02	BUY	Market Buy	高橋武治 Takeharu Takahashi	other	1.5M	¥482	+16.2%	¥210M ($1.4M)
2025-01-21	BUY	unknown	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	547.6K	¥556	+0.7%	¥304M ($2.0M)
2025-01-14	SELL	unknown	高橋武治 Takeharu Takahashi	other	1.0M	¥556	-0.7%	¥570M ($3.7M)
2025-01-09	BUY	unknown	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	46.3K	¥565	-0.9%	¥2.3B ($14.9M)
2025-01-07	BUY	Market Buy	高橋武治 Takahashi Takeharu	other	1.5M	¥562	-0.4%	¥297M ($1.9M)
2024-12-19	BUY	unknown	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	546.9K	¥581	-3.6%	¥318M ($2.0M)
2024-12-09	SELL	unknown	高橋武治 Takeharu Takahashi	other	1.0M	¥586	+4.4%	¥310M ($2.0M)
2023-07-07	SELL	unknown	SMBC日興証券株式会社 SMBC Nikko Securities Inc.	other	700	¥480	-16.7%	¥17M ($109K)
2023-07-07	BUY	unknown	三井住友DSアセットマネジメント株式会社 Sumitomo Mitsui DS Asset Management Company, Limited	passive	385.4K	¥480	+16.7%	¥183M ($1.2M)
2023-06-01	BUY	unknown	高橋敏男 Toshio Takahashi	other	903.3K	-	-	-
2023-06-01	SELL	unknown	高橋敏男 Toshio Takahashi	other	903.3K	¥485	-15.5%	¥50M ($323K)
2023-06-01	SELL	unknown	高橋幸子 Sachiko Takahashi	other	108.0K	¥485	-15.5%	¥7M ($48K)
2023-06-01	SELL	unknown	高橋幸子 Sachiko Takahashi	other	108.0K	¥485	-15.5%	¥7M ($48K)
2023-06-01	SELL	unknown	高橋敏男 Toshio Takahashi	other	903.3K	¥485	-15.5%	¥50M ($323K)
2023-05-10	BUY	unknown	三井住友DSアセットマネジメント株式会社 Sumitomo Mitsui DS Asset Management Company, Limited	passive	398.5K	¥472	+18.6%	¥188M ($1.2M)
2023-05-10	BUY	unknown	SMBC日興証券株式会社 SMBC Nikko Securities Inc.	other	130.7K	¥472	+18.6%	¥62M ($398K)
2023-04-18	BUY	unknown	高橋宗敏 Munetoshi Takahashi	other	479.2K	¥466	+20.2%	¥223M ($1.4M)
2023-04-18	BUY	unknown	高橋宗敏 Munetoshi Takahashi	other	479.2K	¥466	+20.2%	¥223M ($1.4M)
2023-04-18	BUY	unknown	高橋宗敏 Munetoshi Takahashi	other	479.2K	¥466	+20.2%	¥223M ($1.4M)
2023-04-07	BUY	unknown	三井住友DSアセットマネジメント株式会社 Sumitomo Mitsui DS Asset Management Company, Limited	passive	398.5K	¥468	+19.7%	¥184M ($1.2M)
2023-04-07	SELL	unknown	SMBC日興証券株式会社 SMBC Nikko Securities Inc.	other	700	¥468	-19.7%	¥17M ($107K)
2023-02-07	BUY	unknown	三井住友DSアセットマネジメント株式会社 Sumitomo Mitsui DS Asset Management Company, Limited	passive	413.7K	¥476	+17.6%	¥197M ($1.3M)
2023-02-07	BUY	unknown	SMBC日興証券株式会社 SMBC Nikko Securities Inc.	other	130.6K	¥476	+17.6%	¥62M ($401K)
2023-01-23	BUY	unknown	高橋宗敏 Munetoshi Takahashi	other	479.2K	¥471	+18.9%	¥226M ($1.5M)
2023-01-23	BUY	unknown	高橋宗敏 Munetoshi Takahashi	other	479.2K	¥471	+18.9%	¥226M ($1.5M)
2023-01-06	BUY	unknown	高橋宗敏 Munetoshi Takahashi	other	479.2K	¥474	+18.1%	¥227M ($1.5M)
2023-01-06	BUY	unknown	高橋宗敏 Munetoshi Takahashi	other	479.2K	¥474	+18.1%	¥227M ($1.5M)
2022-07-07	BUY	unknown	三井住友DSアセットマネジメント株式会社 Sumitomo Mitsui DS Asset Management Company, Limited	passive	435.7K	¥504	+11.1%	¥217M ($1.4M)
2022-07-07	SELL	unknown	SMBC日興証券株式会社 SMBC Nikko Securities Inc.	other	800	¥504	-11.1%	¥2M ($16K)
2022-02-22	BUY	unknown	三井住友DSアセットマネジメント株式会社 Sumitomo Mitsui DS Asset Management Company, Limited	passive	442.1K	¥562	-0.4%	¥248M ($1.6M)
2022-02-22	BUY	unknown	SMBC日興証券株式会社 SMBC Nikko Securities Inc.	other	100.7K	¥562	-0.4%	¥57M ($365K)
2021-12-01	SELL	unknown	高橋幸子 Sachiko Takahashi	other	123.0K	¥646	+13.3%	¥9M ($60K)
2021-12-01	SELL	unknown	高橋幸子 Sachiko Takahashi	other	123.0K	¥646	+13.3%	¥9M ($60K)
2021-12-01	SELL	unknown	高橋幸子 Sachiko Takahashi	other	123.0K	¥646	+13.3%	¥9M ($60K)

Showing the 50 most recent of 54 filings.

Frequently asked questions

Who has been buying Takahashi Curtain Wall Corporation stock?: 8 distinct investors have filed 18 disclosed large-shareholding filings in Takahashi Curtain Wall Corporation (1994), most recently on 2026-04-22. 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 Takahashi Curtain Wall Corporation have?: Takahashi Curtain Wall Corporation has 18 buy-side and 25 sell-side disclosures on record, covering ¥1.8B ($11.6M) in total reported value, spanning 2021-07-26 to 2026-04-22.
Where does StockDrifts get Takahashi Curtain Wall Corporation 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 Takahashi Curtain Wall Corporation. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.