Who has been buying Suzuyo Shinwart Corporation stock?

13 distinct investors have filed 7 disclosed large-shareholding filings in Suzuyo Shinwart Corporation (9360), most recently on 2026-05-12. 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 Suzuyo Shinwart Corporation have?

Suzuyo Shinwart Corporation has 7 buy-side and 7 sell-side disclosures on record, covering ¥849M ($5.5M) in total reported value, spanning 2023-05-15 to 2026-05-12.

Where does StockDrifts get Suzuyo Shinwart Corporation 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.

Suzuyo Shinwart Corporation 9360

Company

鈴与シンワート株式会社Suzuyo Shinwart Corporation

Investors

Buys

Total Value

¥849M ($5.5M)

Avg Return

+40.00%

Last Filing

2026-05-12

Suzuyo Shinwart Corporation (9360) has 7 disclosed large-shareholding filings and 7 disclosed disposals on record, filed by 13 distinct investors. Together those filings cover ¥849M ($5.5M) in reported transaction value. The earliest filing StockDrifts holds for Suzuyo Shinwart Corporation is dated 2023-05-15; the most recent is 2026-05-12. 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 +40.00%, 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
2026-05-12	BUY	unknown	鈴与興産株式会社	other	324.0K	¥2,947	-6.7%	¥955M ($6.2M)
2026-05-12	BUY	unknown	清水食品株式会社	other	90.0K	¥2,947	-6.7%	¥265M ($1.7M)
2026-05-12	BUY	unknown	鈴与システムテクノロジー株式会社	other	343.2K	¥2,947	-6.7%	¥1.0B ($6.5M)
2026-05-12	BUY	unknown	株式会社イワタ	other	90.0K	¥2,947	-6.7%	¥265M ($1.7M)
2026-05-12	BUY	unknown	鈴與自動車運送株式会社	other	90.0K	¥2,947	-6.7%	¥265M ($1.7M)
2026-05-12	BUY	unknown	鈴与建設株式会社	other	104.6K	¥2,947	-6.7%	¥308M ($2.0M)
2026-05-12	BUY	unknown	鈴与株式会社	other	18.1K	¥2,947	-6.7%	¥53M ($345K)
2026-05-12	BUY	unknown	鈴与ホールディングス株式会社	other	271.0K	¥2,947	-6.7%	¥799M ($5.2M)
2024-12-09	BUY	Market Buy	鈴与システムテクノロジー株式会社 Suzuyo System Technology Co., Ltd.	other	343.2K	¥1,901	+53.7%	¥652M ($4.2M)
2024-12-09	BUY	Market Buy	株式会社イワタ Iwata Co., Ltd.	other	90.0K	¥1,901	+53.7%	¥171M ($1.1M)
2024-12-09	BUY	Market Buy	鈴與自動車運送株式会社 Suzuyo Motor Transport Co., Ltd.	other	90.0K	¥1,901	+53.7%	¥171M ($1.1M)
2024-12-09	BUY	Market Buy	鈴与ホールディングス株式会社 SUZUYO HOLDINGS Co.,Ltd	other	271.0K	¥1,901	+53.7%	¥515M ($3.3M)
2024-12-09	BUY	Market Buy	鈴与建設株式会社 Suzuyo Construction Co., Ltd.	other	104.6K	¥1,901	+53.7%	¥199M ($1.3M)
2024-12-09	BUY	Market Buy	鈴与株式会社 SUZUYO CO.,LTD	other	18.1K	¥1,901	+53.7%	¥34M ($222K)
2024-11-11	BUY	unknown	株式会社ENEOS ウイング ENEOS WING Corporation	unknown	0	¥2,085	+40.1%	¥550M ($3.6M)
2024-11-11	SELL	unknown	株式会社ENEOS ウイング ENEOS WING Corporation	unknown	0	¥2,085	-40.1%	¥569M ($3.7M)
2024-07-05	BUY	unknown	株式会社みずほ銀行 Mizuho Bank, Ltd.	strategic	123.6K	¥2,370	+23.3%	¥293M ($1.9M)
2024-07-05	SELL	unknown	みずほ証券株式会社 Mizuho Securities Co., Ltd.	unknown	0	¥2,370	-23.3%	¥147M ($950K)
2024-04-22	BUY	unknown	みずほ証券株式会社 Mizuho Securities Co., Ltd.	other	62.1K	¥2,555	+14.4%	¥57M ($366K)
2024-04-22	BUY	unknown	株式会社みずほ銀行 Mizuho Bank, Ltd.	strategic	123.6K	¥2,555	+14.4%	¥316M ($2.0M)
2024-04-05	BUY	unknown	みずほ証券株式会社 Mizuho Securities Co., Ltd.	other	40.0K	¥2,396	+21.9%	¥96M ($618K)
2024-04-05	BUY	unknown	株式会社みずほ銀行 Mizuho Bank, Ltd.	strategic	123.6K	¥2,396	+21.9%	¥296M ($1.9M)
2024-03-25	SELL	unknown	みずほ証券株式会社 Mizuho Securities Co., Ltd.	unknown	0	¥2,280	-28.2%	¥116M ($750K)
2024-03-25	BUY	unknown	株式会社みずほ銀行 Mizuho Bank, Ltd.	strategic	123.6K	¥2,280	+28.2%	¥282M ($1.8M)
2024-02-22	BUY	unknown	みずほ証券株式会社 Mizuho Securities Co., Ltd.	other	50.9K	¥1,998	+46.3%	¥42M ($271K)
2024-02-22	BUY	unknown	株式会社みずほ銀行 Mizuho Bank, Ltd.	strategic	123.6K	¥1,998	+46.3%	¥247M ($1.6M)
2024-02-07	SELL	unknown	みずほ証券株式会社 Mizuho Securities Co., Ltd.	other	30.0K	¥2,344	-24.7%	¥60M ($390K)
2024-02-07	BUY	unknown	株式会社みずほ銀行 Mizuho Bank, Ltd.	strategic	123.6K	¥2,344	+24.7%	¥290M ($1.9M)
2023-12-07	BUY	unknown	みずほ証券株式会社 Mizuho Securities Co., Ltd.	other	55.8K	¥1,900	+53.8%	¥106M ($684K)
2023-12-07	BUY	unknown	株式会社みずほ銀行 Mizuho Bank, Ltd.	strategic	123.6K	¥1,900	+53.8%	¥235M ($1.5M)
2023-11-16	SELL	unknown	株式会社NTTデータ NTT DATA JAPAN CORPORATION	other	100.0K	¥1,879	-55.5%	¥188M ($1.2M)
2023-07-10	SELL	unknown	株式会社NTTデータグループ NTT DATA GROUP CORPORATION	other	0	¥1,740	-67.9%	¥348M ($2.2M)
2023-07-10	BUY	unknown	株式会社NTTデータ NTT DATA JAPAN CORPORATION	other	200.0K	¥1,740	+67.9%	¥348M ($2.2M)
2023-07-10	BUY	unknown	株式会社NTTデータ NTT DATA JAPAN CORPORATION	other	200.0K	¥1,740	+67.9%	¥348M ($2.2M)
2023-07-10	BUY	unknown	株式会社NTTデータグループ NTT DATA GROUP CORPORATION	other	0	¥1,740	+67.9%	¥348M ($2.2M)
2023-05-15	SELL	unknown	株式会社エヌ・ティ・ティ・データ NTT DATA CORPORATION	other	200.0K	¥1,720	-69.9%	¥12M ($77K)

Frequently asked questions

Who has been buying Suzuyo Shinwart Corporation stock?: 13 distinct investors have filed 7 disclosed large-shareholding filings in Suzuyo Shinwart Corporation (9360), most recently on 2026-05-12. 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 Suzuyo Shinwart Corporation have?: Suzuyo Shinwart Corporation has 7 buy-side and 7 sell-side disclosures on record, covering ¥849M ($5.5M) in total reported value, spanning 2023-05-15 to 2026-05-12.
Where does StockDrifts get Suzuyo Shinwart Corporation 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 Suzuyo Shinwart Corporation. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.