Who has been buying Totetsu Kogyo Co., Ltd. stock?

9 distinct investors have filed 10 disclosed large-shareholding filings in Totetsu Kogyo Co., Ltd. (1835), most recently on 2025-09-19. 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 Totetsu Kogyo Co., Ltd. have?

Totetsu Kogyo Co., Ltd. has 10 buy-side and 10 sell-side disclosures on record, covering ¥24.7B ($159.1M) in total reported value, spanning 2021-04-22 to 2025-09-19.

Where does StockDrifts get Totetsu Kogyo Co., Ltd. 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.

Totetsu Kogyo Co., Ltd. 1835

Company

東鉄工業株式会社Totetsu Kogyo Co., Ltd.

Investors

Buys

Total Value

¥24.7B ($159.1M)

Avg Return

+95.98%

Last Filing

2025-09-19

Totetsu Kogyo Co., Ltd. (1835) has 10 disclosed large-shareholding filings and 10 disclosed disposals on record, filed by 9 distinct investors. Together those filings cover ¥24.7B ($159.1M) in reported transaction value. The earliest filing StockDrifts holds for Totetsu Kogyo Co., Ltd. is dated 2021-04-22; the most recent is 2025-09-19. 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 +95.98%, 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
2025-09-19	BUY	unknown	アモーヴァ・アセットマネジメント株式会社 Amova Asset Management Co., Ltd.	other	439.0K	¥4,400	+22.3%	¥1.9B ($12.5M)
2025-09-19	SELL	unknown	三井住友トラスト・アセットマネジメント株式会社 Sumitomo Mitsui Trust Asset Management Co.,Ltd.	other	1.5M	¥4,400	-22.3%	¥16M ($102K)
2025-09-04	SELL	unknown	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	440.0K	¥4,495	-19.7%	¥65M ($419K)
2025-09-04	SELL	unknown	三井住友トラスト・アセットマネジメント株式会社 Sumitomo Mitsui Trust Asset Management Co.,Ltd.	other	1.5M	¥4,495	-19.7%	¥1.6B ($10.2M)
2025-08-18	BUY	Market Buy	株式会社JR東日本クロスステーション JR East Cross Station Co., Ltd.	strategic	151.7K	¥4,415	+21.9%	¥670M ($4.3M)
2025-08-18	BUY	unknown	株式会社JR東日本クロスステーション JR East Cross Station Co., Ltd.	strategic	151.7K	¥4,415	+21.9%	¥670M ($4.3M)
2025-08-18	BUY	Market Buy	東日本旅客鉄道株式会社 East Japan Railway Company	strategic	7.6M	¥4,415	+21.9%	¥4.1B ($26.7M)
2025-08-18	BUY	unknown	東日本旅客鉄道株式会社 East Japan Railway Company	strategic	7.6M	¥4,415	+21.9%	¥4.1B ($26.7M)
2025-03-21	SELL	unknown	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	453.5K	¥3,135	-71.6%	¥23M ($146K)
2025-03-21	SELL	unknown	三井住友トラスト・アセットマネジメント株式会社 Sumitomo Mitsui Trust Asset Management Co.,Ltd.	other	1.8M	¥3,135	-71.6%	¥1.2B ($7.4M)
2023-12-21	BUY	Market Buy	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	461.4K	¥3,035	+77.3%	¥318M ($2.0M)
2023-12-21	BUY	Market Buy	三井住友トラスト・アセットマネジメント株式会社 Sumitomo Mitsui Trust Asset Management Co.,Ltd.	other	2.2M	¥3,035	+77.3%	¥1.1B ($6.9M)
2022-12-07	SELL	unknown	アセットマネジメントOne株式会社 Asset Management One Co., Ltd.	other	654.9K	¥2,540	-111.8%	¥92M ($592K)
2022-12-07	BUY	unknown	みずほ信託銀行株式会社 Mizuho Trust & Banking Co., Ltd.	strategic	626.8K	¥2,540	+111.8%	¥1.6B ($10.3M)
2022-12-07	SELL	unknown	株式会社みずほ銀行 Mizuho Bank, Ltd.	strategic	264.1K	¥2,540	-111.8%	¥1.3B ($8.6M)
2022-11-17	BUY	Market Buy	東日本旅客鉄道株式会社 East Japan Railway Company	strategic	6.7M	¥2,470	+117.8%	¥8.0B ($51.7M)
2022-11-17	BUY	Market Buy	株式会社JR東日本クロスステーション JR East Cross Station Co., Ltd.	strategic	151.7K	¥2,470	+117.8%	¥375M ($2.4M)
2022-09-07	SELL	unknown	アセットマネジメントOne株式会社 Asset Management One Co., Ltd.	other	688.1K	¥2,307	-133.2%	¥142M ($913K)
2022-09-07	BUY	unknown	みずほ信託銀行株式会社 Mizuho Trust & Banking Co., Ltd.	strategic	626.8K	¥2,307	+133.2%	¥242M ($1.6M)
2022-09-07	BUY	unknown	株式会社みずほ銀行 Mizuho Bank, Ltd.	strategic	789.1K	¥2,307	+133.2%	¥1.8B ($11.7M)
2022-03-17	BUY	unknown	BNYメロン・インベストメント・マネジメント・ジャパン株式会社 BNY Mellon Investment Management Japan Limited	other	1.3M	¥2,295	+134.4%	¥2.9B ($18.5M)
2022-03-17	SELL	unknown	メロン・インベストメンツ・コーポレーション Mellon Investments Corporation	other	0	¥2,295	-134.4%	¥133M ($855K)
2021-12-07	BUY	unknown	アセットマネジメントOne株式会社 Asset Management One Co., Ltd.	other	750.2K	¥2,420	+122.3%	¥26M ($169K)
2021-12-07	BUY	unknown	みずほ信託銀行株式会社 Mizuho Trust & Banking Co., Ltd.	strategic	525.0K	¥2,420	+122.3%	¥1.3B ($8.2M)
2021-12-07	BUY	unknown	株式会社みずほ銀行 Mizuho Bank, Ltd.	strategic	789.1K	¥2,420	+122.3%	¥1.9B ($12.3M)
2021-06-03	BUY	unknown	メロン・インベストメンツ・コーポレーション Mellon Investments Corporation	other	57.4K	¥2,371	+126.9%	¥136M ($878K)
2021-06-03	BUY	unknown	BNYメロン・インベストメント・マネジメント・ジャパン株式会社 BNY Mellon Investment Management Japan Limited	other	1.7M	¥2,371	+126.9%	¥4.1B ($26.8M)
2021-04-22	SELL	unknown	アセットマネジメントOne株式会社 Asset Management One Co., Ltd.	other	739.4K	¥2,549	-111.1%	¥929M ($6.0M)
2021-04-22	BUY	unknown	みずほ信託銀行株式会社 Mizuho Trust & Banking Co., Ltd.	strategic	525.0K	¥2,549	+111.1%	¥1.3B ($8.6M)
2021-04-22	BUY	unknown	株式会社みずほ銀行 Mizuho Bank, Ltd.	strategic	789.1K	¥2,549	+111.1%	¥2.0B ($13.0M)

Frequently asked questions

Who has been buying Totetsu Kogyo Co., Ltd. stock?: 9 distinct investors have filed 10 disclosed large-shareholding filings in Totetsu Kogyo Co., Ltd. (1835), most recently on 2025-09-19. 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 Totetsu Kogyo Co., Ltd. have?: Totetsu Kogyo Co., Ltd. has 10 buy-side and 10 sell-side disclosures on record, covering ¥24.7B ($159.1M) in total reported value, spanning 2021-04-22 to 2025-09-19.
Where does StockDrifts get Totetsu Kogyo Co., Ltd. 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 Totetsu Kogyo Co., Ltd.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.