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AMG Holdings Co.,Ltd. 8891

Company
AMGAMG Holdings Co.,Ltd.
Investors
1
Buys
2
Total Value
¥240M ($1.5M)
Avg Return
+65.93%
Last Filing
2022-10-04

AMG Holdings Co.,Ltd. (8891) has 2 disclosed large-shareholding filings and 0 disclosed disposals on record, filed by 1 distinct investors. Together those filings cover ¥240M ($1.5M) in reported transaction value. The earliest filing StockDrifts holds for AMG Holdings Co.,Ltd. is dated 2022-09-30; the most recent is 2022-10-04. 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 +65.93%, measured from each filing date to the latest available close.

Price & insider activity (12 months)

Recent filings

DateTypeSourceInsiderPurposeSharesPrice at filingReturnValue
2026-05-18BUYacquisition
新原栄寿
eijuniihara
other74.9K¥1,754+2.6%¥156M ($1.0M)
2026-05-18BUYacquisition
新原栄寿
eijuniihara
other74.9K¥1,754+2.6%¥129M ($832K)
2026-05-18BUYunknown
新原栄寿
eijuniihara
other74.9K¥1,754+2.6%¥156M ($1.0M)
2026-05-18BUYunknown
新原栄寿
eijuniihara
other74.9K¥1,754+2.6%¥156M ($1.0M)
2026-05-18BUYacquisition
新原栄寿
eijuniihara
other74.9K¥1,754+2.6%¥156M ($1.0M)
2022-10-04BUYacquisition
新原栄寿
eijuniihara
other164.0K¥1,463+65.4%¥240M ($1.5M)
2022-10-04BUYunknown
新原栄寿
eijuniihara
other164.0K¥1,463+65.4%¥240M ($1.5M)
2022-09-30BUYacquisition
新原栄寿
eijuniihara
other164.0K¥1,454+66.4%¥238M ($1.5M)
2022-09-30BUYunknown
新原栄寿
eijuniihara
other164.0K¥1,454+66.4%¥238M ($1.5M)

Frequently asked questions

Who has been buying AMG Holdings Co.,Ltd. stock?
1 distinct investors have filed 2 disclosed large-shareholding filings in AMG Holdings Co.,Ltd. (8891), most recently on 2022-10-04. 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 AMG Holdings Co.,Ltd. have?
AMG Holdings Co.,Ltd. has 2 buy-side and 0 sell-side disclosures on record, covering ¥240M ($1.5M) in total reported value, spanning 2022-09-30 to 2022-10-04.
Where does StockDrifts get AMG Holdings 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 AMG Holdings Co.,Ltd.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.