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Sekisui Kasei Co., Ltd. 4228

Company
積水化成品工業株式会社Sekisui Kasei Co., Ltd.
Investors
4
Buys
1
Total Value
¥42M ($272K)
Avg Return
+5.35%
Last Filing
2024-07-29

Sekisui Kasei Co., Ltd. (4228) has 1 disclosed large-shareholding filings and 3 disclosed disposals on record, filed by 4 distinct investors. Together those filings cover ¥42M ($272K) in reported transaction value. The earliest filing StockDrifts holds for Sekisui Kasei Co., Ltd. is dated 2022-04-06; the most recent is 2024-07-29. 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 +5.35%, measured from each filing date to the latest available close.

Price & insider activity (12 months)

Recent filings

DateTypeSourceInsiderPurposeSharesPrice at filingReturnValue
2024-07-29BUYnegotiated
三菱UFJアセットマネジメント株式会社
Mitsubishi UFJ Financial Group Inc.
passive174.8K¥449+5.3%¥42M ($272K)
2024-07-29SELLnegotiated
三菱UFJ信託銀行株式会社
Mitsubishi UFJ Financial Group Inc.
passive859.5K¥449-5.3%¥38M ($245K)
2024-07-29BUYnegotiated
株式会社三菱UFJ銀行
Mitsubishi UFJ Financial Group Inc.
strategic1.3M¥449+5.3%¥596M ($3.8M)
2023-10-19SELLMarket Buy
第一生命保険株式会社
The Dai-ichi Life Insurance Company, Limited
passive2.1M¥438-8.0%¥214M ($1.4M)
2022-04-06SELLMarket Buy
第一生命保険株式会社
The Dai-ichi Life Insurance Company, Limited
passive2.6M¥424-11.6%¥203M ($1.3M)

Frequently asked questions

Who has been buying Sekisui Kasei Co., Ltd. stock?
4 distinct investors have filed 1 disclosed large-shareholding filings in Sekisui Kasei Co., Ltd. (4228), most recently on 2024-07-29. 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 Sekisui Kasei Co., Ltd. have?
Sekisui Kasei Co., Ltd. has 1 buy-side and 3 sell-side disclosures on record, covering ¥42M ($272K) in total reported value, spanning 2022-04-06 to 2024-07-29.
Where does StockDrifts get Sekisui Kasei 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 Sekisui Kasei Co., Ltd.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.