Who has been buying Cybernet Systems Co., Ltd. stock?

9 distinct investors have filed 14 disclosed large-shareholding filings in Cybernet Systems Co., Ltd. (4312), most recently on 2024-01-15. 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 Cybernet Systems Co., Ltd. have?

Cybernet Systems Co., Ltd. has 14 buy-side and 4 sell-side disclosures on record, covering ¥7.9B ($51.1M) in total reported value, spanning 2022-08-19 to 2024-01-15.

Where does StockDrifts get Cybernet Systems 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.

Cybernet Systems Co., Ltd. 4312

Company

サイバネットシステム株式会社Cybernet Systems Co., Ltd.

Investors

Buys

Total Value

¥7.9B ($51.1M)

Avg Return

+12.57%

Last Filing

2024-01-15

Cybernet Systems Co., Ltd. (4312) has 14 disclosed large-shareholding filings and 4 disclosed disposals on record, filed by 9 distinct investors. Together those filings cover ¥7.9B ($51.1M) in reported transaction value. The earliest filing StockDrifts holds for Cybernet Systems Co., Ltd. is dated 2022-08-19; the most recent is 2024-01-15. 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 +12.57%, 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
2024-01-15	BUY	Market Buy	富士ソフト株式会社 FUJI SOFT INCORPORATED	activist	30.9M	¥1,092	+0.3%	¥3.2B ($20.6M)
2023-12-26	BUY	Market Buy	富士ソフト株式会社 FUJI SOFT INCORPORATED	activist	28.0M	¥1,093	+0.2%	¥12.4B ($80.0M)
2023-07-07	SELL	unknown	ゴールドマン・サックス・インターナショナル Goldman Sachs International	other	1.1M	¥815	-34.4%	¥10M ($67K)
2023-07-07	SELL	unknown	ゴールドマン・サックス証券株式会社 Goldman Sachs Japan Co.,Ltd.	other	49.6K	¥815	-34.4%	¥808M ($5.2M)
2023-06-06	BUY	unknown	ゴールドマン・サックス・インターナショナル Goldman Sachs International	other	1.1M	¥870	+25.9%	¥950M ($6.1M)
2023-06-06	BUY	unknown	ゴールドマン・サックス証券株式会社 Goldman Sachs Japan Co.,Ltd.	other	1.0M	¥870	+25.9%	¥905M ($5.8M)
2023-02-20	BUY	unknown	ジェー・ピー・モルガン・セキュリティーズ・ピーエルシー J.P. Morgan Securities plc	other	717.3K	¥980	+11.7%	¥468M ($3.0M)
2023-02-20	SELL	unknown	ジェー・ピー・モルガン・セキュリティーズ・エルエルシー J.P. Morgan Securities LLC	other	624.4K	¥980	-11.7%	¥167M ($1.1M)
2023-02-20	SELL	unknown	JPモルガン証券株式会社 JPMorgan Securities Japan Co., Ltd.	other	129.9K	¥980	-11.7%	¥528M ($3.4M)
2022-12-19	BUY	unknown	ジェー・ピー・モルガン・セキュリティーズ・エルエルシー J.P. Morgan Securities LLC	other	796.1K	¥920	+19.0%	¥732M ($4.7M)
2022-12-19	BUY	unknown	ジェー・ピー・モルガン・セキュリティーズ・ピーエルシー J.P. Morgan Securities plc	other	241.8K	¥920	+19.0%	¥222M ($1.4M)
2022-12-19	BUY	unknown	JPモルガン証券株式会社 JPMorgan Securities Japan Co., Ltd.	other	667.6K	¥920	+19.0%	¥614M ($4.0M)
2022-09-06	BUY	Market Buy	モルガン・スタンレー・アンド・カンパニー・エルエルシー Morgan Stanley & Co. LLC	other	11.7K	¥1,010	+8.4%	¥972M ($6.3M)
2022-09-06	BUY	Market Buy	モルガン・スタンレー・アンド・カンパニー・インターナショナル・ピーエルシー Morgan Stanley & Co. International plc	other	1.1M	¥1,010	+8.4%	¥1.1B ($7.3M)
2022-09-06	BUY	Market Buy	モルガン・スタンレーMUFG証券株式会社 Morgan Stanley MUFG Securities Co., Ltd.	other	193.7K	¥1,010	+8.4%	¥49M ($314K)
2022-08-19	BUY	unknown	モルガン・スタンレー・アンド・カンパニー・エルエルシー Morgan Stanley & Co. LLC	other	4.4K	¥996	+9.9%	¥4M ($28K)
2022-08-19	BUY	unknown	モルガン・スタンレー・アンド・カンパニー・インターナショナル・ピーエルシー Morgan Stanley & Co. International plc	other	1.6M	¥996	+9.9%	¥1.6B ($10.3M)
2022-08-19	BUY	unknown	モルガン・スタンレーMUFG証券株式会社 Morgan Stanley MUFG Securities Co., Ltd.	other	144.6K	¥996	+9.9%	¥144M ($929K)

Frequently asked questions

Who has been buying Cybernet Systems Co., Ltd. stock?: 9 distinct investors have filed 14 disclosed large-shareholding filings in Cybernet Systems Co., Ltd. (4312), most recently on 2024-01-15. 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 Cybernet Systems Co., Ltd. have?: Cybernet Systems Co., Ltd. has 14 buy-side and 4 sell-side disclosures on record, covering ¥7.9B ($51.1M) in total reported value, spanning 2022-08-19 to 2024-01-15.
Where does StockDrifts get Cybernet Systems 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 Cybernet Systems Co., Ltd.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.