Who has been buying Arigatou Services Company, Limited stock?

6 distinct investors have filed 4 disclosed large-shareholding filings in Arigatou Services Company, Limited (3177), most recently on 2025-03-06. 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 Arigatou Services Company, Limited have?

Arigatou Services Company, Limited has 4 buy-side and 7 sell-side disclosures on record, covering ¥365M ($2.4M) in total reported value, spanning 2021-04-20 to 2025-03-06.

Where does StockDrifts get Arigatou Services Company, Limited 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.

Arigatou Services Company, Limited 3177

Company

株式会社ありがとうサービスArigatou Services Company, Limited

Investors

Buys

Total Value

¥365M ($2.4M)

Avg Return

+34.23%

Last Filing

2025-03-06

Arigatou Services Company, Limited (3177) has 4 disclosed large-shareholding filings and 7 disclosed disposals on record, filed by 6 distinct investors. Together those filings cover ¥365M ($2.4M) in reported transaction value. The earliest filing StockDrifts holds for Arigatou Services Company, Limited is dated 2021-04-20; the most recent is 2025-03-06. 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 +34.23%, 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
2025-03-06	SELL	unknown	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	25.0K	¥3,130	-15.8%	¥97M ($628K)
2025-01-21	BUY	unknown	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	56.1K	¥3,415	+6.2%	¥192M ($1.2M)
2024-02-21	SELL	unknown	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	24.8K	¥3,480	-4.2%	¥109M ($704K)
2024-02-20	BUY	unknown	株式会社イモトカンパニー Imoto Company Co., Ltd.	activist	320.0K	¥3,480	+4.2%	¥1.1B ($7.2M)
2024-02-20	SELL	unknown	井本雅之 Imoto Masayuki	activist	34.9K	¥3,480	-4.2%	¥34M ($218K)
2024-02-19	BUY	unknown	井本正子 Masako Imoto	activist	200	¥3,550	+2.1%	¥710K ($5K)
2024-02-19	BUY	unknown	井本裕之 Hiroyuki Imoto	activist	400	¥3,550	+2.1%	¥1M ($9K)
2024-02-19	BUY	unknown	株式会社イモトカンパニー Imoto Company Co., Ltd.	activist	320.0K	¥3,550	+2.1%	¥1.1B ($7.3M)
2024-02-19	BUY	unknown	井本雅之 Imoto Masayuki	activist	44.6K	¥3,550	+2.1%	¥158M ($1.0M)
2024-02-14	SELL	Market Buy	吉田知広 Yoshida Tomohiro	passive	43.2K	¥3,555	-2.0%	¥21M ($133K)
2024-02-01	BUY	Market Buy	吉田知広 Yoshida Tomohiro	passive	49.0K	¥3,345	+8.4%	¥164M ($1.1M)
2023-11-07	BUY	unknown	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	56.2K	¥2,879	+25.9%	¥162M ($1.0M)
2021-07-27	BUY	unknown	井本正子 Masako Imoto	activist	200	¥1,872	+93.6%	¥374K ($2K)
2021-07-27	BUY	unknown	井本裕之 Hiroyuki Imoto	activist	400	¥1,872	+93.6%	¥749K ($5K)
2021-07-27	BUY	unknown	株式会社イモトカンパニー Imoto Company Co., Ltd.	activist	320.0K	¥1,872	+93.6%	¥599M ($3.9M)
2021-07-27	BUY	unknown	井本正子 Masako Imoto	activist	200	¥1,872	+93.6%	¥374K ($2K)
2021-07-27	BUY	unknown	井本裕之 Hiroyuki Imoto	activist	400	¥1,872	+93.6%	¥749K ($5K)
2021-07-27	BUY	unknown	株式会社イモトカンパニー Imoto Company Co., Ltd.	activist	320.0K	¥1,872	+93.6%	¥599M ($3.9M)
2021-07-27	SELL	unknown	井本雅之 Imoto Masayuki	activist	44.6K	¥1,872	-93.6%	¥51M ($326K)
2021-07-27	SELL	unknown	井本雅之 Imoto Masayuki	activist	44.6K	¥1,872	-93.6%	¥51M ($326K)
2021-07-20	BUY	unknown	井本正子 Masako Imoto	activist	200	¥1,862	+94.7%	¥372K ($2K)
2021-07-20	BUY	unknown	株式会社イモトカンパニー Imoto Company Co., Ltd.	activist	320.0K	¥1,862	+94.7%	¥596M ($3.8M)
2021-07-20	BUY	unknown	井本雅之 Imoto Masayuki	activist	71.6K	¥1,862	+94.7%	¥133M ($860K)
2021-07-20	BUY	unknown	井本裕之 Hiroyuki Imoto	activist	400	¥1,862	+94.7%	¥745K ($5K)
2021-04-26	BUY	unknown	井本正子 Masako Imoto	activist	200	¥1,860	+94.9%	¥372K ($2K)
2021-04-26	BUY	unknown	井本裕之 Hiroyuki Imoto	activist	400	¥1,860	+94.9%	¥744K ($5K)
2021-04-26	BUY	unknown	株式会社イモトカンパニー Imoto Company Co., Ltd.	activist	320.0K	¥1,860	+94.9%	¥595M ($3.8M)
2021-04-26	SELL	unknown	井本雅之 Imoto Masayuki	activist	71.6K	¥1,860	-94.9%	¥54M ($348K)
2021-04-20	BUY	Market Buy	井本正子 Masako Imoto	activist	200	¥1,845	+96.5%	¥369K ($2K)
2021-04-20	BUY	Market Buy	井本裕之 Hiroyuki Imoto	activist	400	¥1,845	+96.5%	¥738K ($5K)
2021-04-20	BUY	Market Buy	株式会社イモトカンパニー Imoto Company Co., Ltd.	activist	320.0K	¥1,845	+96.5%	¥590M ($3.8M)
2021-04-20	BUY	Market Buy	井本雅之 Imoto Masayuki	activist	100.6K	¥1,845	+96.5%	¥10M ($61K)

Frequently asked questions

Who has been buying Arigatou Services Company, Limited stock?: 6 distinct investors have filed 4 disclosed large-shareholding filings in Arigatou Services Company, Limited (3177), most recently on 2025-03-06. 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 Arigatou Services Company, Limited have?: Arigatou Services Company, Limited has 4 buy-side and 7 sell-side disclosures on record, covering ¥365M ($2.4M) in total reported value, spanning 2021-04-20 to 2025-03-06.
Where does StockDrifts get Arigatou Services Company, Limited 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 Arigatou Services Company, Limited. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.