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CK SAN-ETSU Co., Ltd. 5757

Company
株式会社CKサンエツCK SAN-ETSU Co., Ltd.
Investors
7
Buys
5
Total Value
¥4.5B ($29.2M)
Avg Return
+30.37%
Last Filing
2024-08-14

CK SAN-ETSU Co., Ltd. (5757) has 5 disclosed large-shareholding filings and 5 disclosed disposals on record, filed by 7 distinct investors. Together those filings cover ¥4.5B ($29.2M) in reported transaction value. The earliest filing StockDrifts holds for CK SAN-ETSU Co., Ltd. is dated 2021-09-30; the most recent is 2024-08-14. 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 +30.37%, measured from each filing date to the latest available close.

Price & insider activity (12 months)

Recent filings

DateTypeSourceInsiderPurposeSharesPrice at filingReturnValue
2024-08-14BUYunknown
釣谷 美紀子
Mikiko Tsuritani
other19.0K¥3,175+37.3%¥60M ($389K)
2024-08-14BUYunknown
株式会社釣谷興産
Tsuritani Kosan Co., Ltd.
other138.5K¥3,175+37.3%¥440M ($2.8M)
2024-08-14BUYunknown
株式会社ツリヤ経営
Tsuriya Management Co., Ltd.
other281.0K¥3,175+37.3%¥453M ($2.9M)
2024-08-14SELLunknown
釣谷 宏行
TSURIYA HIROYUKI
other1.4K¥3,175-37.3%¥20M ($127K)
2023-05-24BUYunknown
岡部 健
OKABE KEN
strategic949.5K¥4,225+3.2%¥4.0B ($25.9M)
2023-05-22SELLunknown
松永 誠
MATSUNAGA MAKOTO
unknown0¥4,300-1.4%¥3.9B ($24.9M)
2022-12-27SELLunknown
大房 翔
OFUSA SHO
other553.9K¥3,930-10.9%¥467M ($3.0M)
2022-12-27SELLunknown
大房 翔
OFUSA SHO
other456.3K¥3,930-10.9%¥383M ($2.5M)
2022-12-27SELLunknown
大房 翔
OFUSA SHO
other352.3K¥3,930-10.9%¥411M ($2.7M)
2022-01-31BUYunknown
釣谷 美紀子
Mikiko Tsuritani
other19.0K¥3,960+10.1%¥75M ($485K)
2022-01-31BUYunknown
株式会社釣谷興産
Tsuritani Kosan Co., Ltd.
other138.5K¥3,960+10.1%¥548M ($3.5M)
2022-01-31BUYunknown
株式会社ツリヤ経営
Tsuriya Management Co., Ltd.
other138.5K¥3,960+10.1%¥548M ($3.5M)
2022-01-31BUYunknown
釣谷 宏行
TSURIYA HIROYUKI
other183.2K¥3,960+10.1%¥726M ($4.7M)
2021-09-30BUYacquisition
釣谷 美紀子
Mikiko Tsuritani
unknown19.0K¥3,180+37.1%¥60M ($390K)
2021-09-30BUYacquisition
株式会社釣谷興産
Tsuritani Kosan Co., Ltd.
unknown138.5K¥3,180+37.1%¥440M ($2.8M)
2021-09-30BUYacquisition
釣谷 宏行
TSURIYA HIROYUKI
other183.1K¥3,180+37.1%¥582M ($3.8M)

Frequently asked questions

Who has been buying CK SAN-ETSU Co., Ltd. stock?
7 distinct investors have filed 5 disclosed large-shareholding filings in CK SAN-ETSU Co., Ltd. (5757), most recently on 2024-08-14. 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 CK SAN-ETSU Co., Ltd. have?
CK SAN-ETSU Co., Ltd. has 5 buy-side and 5 sell-side disclosures on record, covering ¥4.5B ($29.2M) in total reported value, spanning 2021-09-30 to 2024-08-14.
Where does StockDrifts get CK SAN-ETSU 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 CK SAN-ETSU Co., Ltd.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.