Who has been buying Samty Co., Ltd. stock?

7 distinct investors have filed 6 disclosed large-shareholding filings in Samty Co., Ltd. (3244), most recently on 2024-02-14. 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 Samty Co., Ltd. have?

Samty Co., Ltd. has 6 buy-side and 22 sell-side disclosures on record, covering ¥750M ($4.8M) in total reported value, spanning 2021-09-30 to 2024-02-14.

Where does StockDrifts get Samty 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.

Samty Co., Ltd. 3244

Company

サムティ株式会社Samty Co., Ltd.

Investors

Buys

Total Value

¥750M ($4.8M)

Avg Return

+7.09%

Last Filing

2024-02-14

Samty Co., Ltd. (3244) has 6 disclosed large-shareholding filings and 22 disclosed disposals on record, filed by 7 distinct investors. Together those filings cover ¥750M ($4.8M) in reported transaction value. The earliest filing StockDrifts holds for Samty Co., Ltd. is dated 2021-09-30; the most recent is 2024-02-14. 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 +7.09%, 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
2024-02-14	BUY	unknown	有限会社剛ビル Tsuyoshi Building Co., Ltd.	strategic	1.2M	¥2,474	+4.0%	¥3.0B ($19.5M)
2024-02-14	BUY	unknown	森山純子 Junko Moriyama	strategic	362.5K	¥2,474	+4.0%	¥897M ($5.8M)
2024-02-14	BUY	unknown	森山純子 Junko Moriyama	strategic	362.5K	¥2,474	+4.0%	¥897M ($5.8M)
2024-02-14	SELL	unknown	森山茂 shigeru moriyama	strategic	1.4M	¥2,474	-4.0%	¥426M ($2.8M)
2024-02-14	SELL	unknown	森山茂 shigeru moriyama	strategic	1.4M	¥2,474	-4.0%	¥426M ($2.8M)
2023-11-10	BUY	unknown	森山純子 Junko Moriyama	strategic	362.5K	¥2,449	+5.1%	¥888M ($5.7M)
2023-11-10	BUY	unknown	有限会社剛ビル Tsuyoshi Building Co., Ltd.	strategic	1.2M	¥2,449	+5.1%	¥3.0B ($19.3M)
2023-11-10	BUY	unknown	森山純子 Junko Moriyama	strategic	362.5K	¥2,449	+5.1%	¥888M ($5.7M)
2023-11-10	BUY	unknown	有限会社剛ビル Tsuyoshi Building Co., Ltd.	strategic	1.2M	¥2,449	+5.1%	¥3.0B ($19.3M)
2023-11-10	SELL	unknown	森山茂 shigeru moriyama	strategic	1.6M	¥2,449	-5.1%	¥1.3B ($8.2M)
2023-11-10	SELL	unknown	森山茂 shigeru moriyama	strategic	1.6M	¥2,449	-5.1%	¥1.3B ($8.2M)
2023-10-18	BUY	unknown	有限会社剛ビル Tsuyoshi Building Co., Ltd.	strategic	1.2M	¥2,494	+3.2%	¥3.0B ($19.6M)
2023-10-18	BUY	unknown	森山純子 Junko Moriyama	strategic	362.5K	¥2,494	+3.2%	¥904M ($5.8M)
2023-10-18	BUY	unknown	有限会社剛ビル Tsuyoshi Building Co., Ltd.	strategic	1.2M	¥2,494	+3.2%	¥3.0B ($19.6M)
2023-10-18	SELL	unknown	森山茂 shigeru moriyama	strategic	2.1M	¥2,494	-3.2%	¥1.2B ($7.6M)
2023-10-18	BUY	unknown	森山純子 Junko Moriyama	strategic	362.5K	¥2,494	+3.2%	¥904M ($5.8M)
2023-10-18	SELL	unknown	森山茂 shigeru moriyama	strategic	2.1M	¥2,494	-3.2%	¥1.2B ($7.6M)
2023-10-02	BUY	unknown	森山純子 Junko Moriyama	strategic	362.5K	¥2,367	+8.7%	¥858M ($5.5M)
2023-10-02	BUY	unknown	森山純子 Junko Moriyama	strategic	362.5K	¥2,367	+8.7%	¥858M ($5.5M)
2023-10-02	SELL	unknown	森山茂 shigeru moriyama	strategic	3.0M	¥2,367	-8.7%	¥11M ($71K)
2023-10-02	SELL	unknown	森山茂 shigeru moriyama	strategic	3.0M	¥2,367	-8.7%	¥11M ($71K)
2023-10-02	BUY	unknown	森山純子 Junko Moriyama	strategic	362.5K	¥2,367	+8.7%	¥858M ($5.5M)
2023-10-02	BUY	unknown	有限会社剛ビル Tsuyoshi Building Co., Ltd.	strategic	1.2M	¥2,367	+8.7%	¥2.9B ($18.6M)
2023-10-02	BUY	unknown	森山純子 Junko Moriyama	strategic	362.5K	¥2,367	+8.7%	¥858M ($5.5M)
2023-10-02	BUY	unknown	有限会社剛ビル Tsuyoshi Building Co., Ltd.	strategic	1.2M	¥2,367	+8.7%	¥2.9B ($18.6M)
2023-10-02	BUY	unknown	森山純子 Junko Moriyama	strategic	362.5K	¥2,367	+8.7%	¥858M ($5.5M)
2023-10-02	BUY	unknown	有限会社剛ビル Tsuyoshi Building Co., Ltd.	strategic	1.2M	¥2,367	+8.7%	¥2.9B ($18.6M)
2023-10-02	SELL	unknown	有限会社剛ビル Tsuyoshi Building Co., Ltd.	strategic	1.2M	¥2,367	-8.7%	¥11M ($71K)
2023-10-02	BUY	unknown	有限会社剛ビル Tsuyoshi Building Co., Ltd.	strategic	1.2M	¥2,367	+8.7%	¥2.9B ($18.6M)
2023-10-02	BUY	unknown	森山純子 Junko Moriyama	strategic	362.5K	¥2,367	+8.7%	¥858M ($5.5M)
2023-10-02	BUY	unknown	有限会社剛ビル Tsuyoshi Building Co., Ltd.	strategic	1.2M	¥2,367	+8.7%	¥2.9B ($18.6M)
2023-10-02	BUY	unknown	森山純子 Junko Moriyama	strategic	362.5K	¥2,367	+8.7%	¥858M ($5.5M)
2023-10-02	SELL	unknown	有限会社剛ビル Tsuyoshi Building Co., Ltd.	strategic	1.2M	¥2,367	-8.7%	¥11M ($71K)
2023-10-02	SELL	unknown	森山茂 shigeru moriyama	strategic	2.5M	¥2,367	-8.7%	¥1.1B ($7.0M)
2023-10-02	SELL	unknown	森山茂 shigeru moriyama	strategic	3.0M	¥2,367	-8.7%	¥11M ($71K)
2023-10-02	SELL	unknown	森山茂 shigeru moriyama	strategic	3.0M	¥2,367	-8.7%	¥11M ($71K)
2023-10-02	BUY	unknown	森山茂 shigeru moriyama	strategic	3.0M	¥2,367	+8.7%	¥7.1B ($45.9M)
2023-10-02	SELL	unknown	森山茂 shigeru moriyama	strategic	2.5M	¥2,367	-8.7%	¥1.1B ($7.1M)
2023-01-13	BUY	negotiated	森山茂 shigeru moriyama	activist	3.0M	¥2,126	+21.0%	¥6.4B ($41.2M)
2023-01-13	BUY	negotiated	森山茂 shigeru moriyama	activist	3.0M	¥2,126	+21.0%	¥6.4B ($41.2M)
2023-01-13	BUY	negotiated	森山純子 Junko Moriyama	strategic	362.5K	¥2,126	+21.0%	¥771M ($5.0M)
2023-01-13	BUY	negotiated	有限会社剛ビル Tsuyoshi Building Co., Ltd.	strategic	1.2M	¥2,126	+21.0%	¥2.6B ($16.7M)
2023-01-13	BUY	negotiated	森山純子 Junko Moriyama	strategic	362.5K	¥2,126	+21.0%	¥771M ($5.0M)
2023-01-13	BUY	negotiated	有限会社剛ビル Tsuyoshi Building Co., Ltd.	strategic	1.2M	¥2,126	+21.0%	¥2.6B ($16.7M)
2021-11-19	SELL	negotiated	森山純子 Junko Moriyama	strategic	362.5K	¥2,526	-1.9%	¥129M ($833K)
2021-11-19	SELL	negotiated	森山茂 shigeru moriyama	activist	3.0M	¥2,526	-1.9%	¥1.0B ($6.6M)
2021-11-19	SELL	negotiated	有限会社剛ビル Tsuyoshi Building Co., Ltd.	strategic	1.2M	¥2,526	-1.9%	¥411M ($2.7M)
2021-11-19	SELL	negotiated	森山純子 Junko Moriyama	strategic	362.5K	¥2,526	-1.9%	¥129M ($833K)
2021-11-19	SELL	negotiated	有限会社剛ビル Tsuyoshi Building Co., Ltd.	strategic	1.2M	¥2,526	-1.9%	¥411M ($2.7M)
2021-11-19	SELL	negotiated	森山茂 shigeru moriyama	activist	3.0M	¥2,526	-1.9%	¥1.0B ($6.6M)

Showing the 50 most recent of 60 filings.

Frequently asked questions

Who has been buying Samty Co., Ltd. stock?: 7 distinct investors have filed 6 disclosed large-shareholding filings in Samty Co., Ltd. (3244), most recently on 2024-02-14. 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 Samty Co., Ltd. have?: Samty Co., Ltd. has 6 buy-side and 22 sell-side disclosures on record, covering ¥750M ($4.8M) in total reported value, spanning 2021-09-30 to 2024-02-14.
Where does StockDrifts get Samty 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 Samty Co., Ltd.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.