Who has been buying Enplas Corporation stock?

16 distinct investors have filed 75 disclosed large-shareholding filings in Enplas Corporation (6961), most recently on 2026-04-21. 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 Enplas Corporation have?

Enplas Corporation has 75 buy-side and 52 sell-side disclosures on record, covering ¥89.6B ($578.2M) in total reported value, spanning 2021-07-21 to 2026-04-21.

Where does StockDrifts get Enplas 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.

Enplas Corporation 6961

Company

株式会社エンプラスEnplas Corporation

Investors

Buys

Total Value

¥89.6B ($578.2M)

Avg Return

+160.29%

Last Filing

2026-04-21

Enplas Corporation (6961) has 75 disclosed large-shareholding filings and 52 disclosed disposals on record, filed by 16 distinct investors. Together those filings cover ¥89.6B ($578.2M) in reported transaction value. The earliest filing StockDrifts holds for Enplas Corporation is dated 2021-07-21; the most recent is 2026-04-21. 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 +160.29%, 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
2026-07-23	BUY	Market Buy	野村アセットマネジメント株式会社	other	295.6K	¥12,750	-10.4%	¥211M ($1.4M)
2026-07-23	SELL	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	110.2K	¥12,750	+10.4%	¥2.2B ($14.3M)
2026-07-23	BUY	Market Buy	野村證券株式会社	other	2.3K	¥12,750	-10.4%	¥12M ($80K)
2026-07-06	BUY	unknown	三井住友トラスト・アセットマネジメント株式会社	other	347.8K	¥12,950	-4.3%	¥4.5B ($29.1M)
2026-07-06	BUY	unknown	アモーヴァ・アセットマネジメント株式会社	other	141.4K	¥12,950	-4.3%	¥1.8B ($11.8M)
2026-06-22	BUY	unknown	野村アセットマネジメント株式会社	other	279.6K	¥14,160	-19.5%	¥4.0B ($25.5M)
2026-06-22	BUY	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	283.0K	¥14,160	-19.5%	¥4.0B ($25.9M)
2026-06-22	BUY	unknown	野村證券株式会社	other	760	¥14,160	-19.5%	¥11M ($69K)
2026-04-21	BUY	Market Buy	アモーヴァ・アセットマネジメント株式会社	other	147.9K	¥17,590	-17.6%	¥154M ($994K)
2026-04-21	SELL	unknown	三井住友トラスト・アセットマネジメント株式会社	other	322.6K	¥17,590	+17.6%	¥1.9B ($12.1M)
2026-02-18	BUY	unknown	野村アセットマネジメント株式会社	other	213.8K	¥14,130	+21.9%	¥3.7B ($23.8M)
2026-02-18	SELL	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	38.2K	¥14,130	-21.9%	¥658M ($4.2M)
2026-02-18	SELL	unknown	野村證券株式会社	other	5.4K	¥14,130	-21.9%	¥93M ($597K)
2026-02-05	SELL	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	530.7K	¥12,350	-39.4%	¥2.0B ($12.7M)
2026-01-08	BUY	unknown	アモーヴァ・アセットマネジメント株式会社	other	138.9K	¥8,870	+94.1%	¥2.4B ($15.4M)
2026-01-08	SELL	unknown	三井住友トラスト・アセットマネジメント株式会社	other	429.6K	¥8,870	-94.1%	¥7.4B ($47.7M)
2025-12-19	SELL	unknown	野村アセットマネジメント株式会社	other	285.3K	¥8,900	-93.5%	¥4.9B ($31.7M)
2025-12-19	BUY	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	233.4K	¥8,900	+93.5%	¥4.0B ($25.9M)
2025-12-19	SELL	unknown	野村證券株式会社	other	171.0K	¥8,900	-93.5%	¥2.9B ($19.0M)
2025-11-21	BUY	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	304.9K	¥7,990	+115.5%	¥23M ($151K)
2025-11-21	SELL	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	201.1K	¥7,990	-115.5%	¥879M ($5.7M)
2025-11-21	SELL	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	267.6K	¥7,990	-115.5%	¥31M ($201K)
2025-11-06	SELL	Market Buy	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	301.5K	¥8,500	-102.6%	¥670M ($4.3M)
2025-11-06	SELL	Market Buy	野村證券株式会社 Nomura Securities Co.,Ltd.	other	271.2K	¥8,500	-102.6%	¥902M ($5.8M)
2025-11-06	BUY	Market Buy	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	311.5K	¥8,500	+102.6%	¥2.1B ($13.5M)
2025-10-21	BUY	Market Buy	アモーヴァ・アセットマネジメント株式会社 Amova Asset Management Co., Ltd.	other	83.9K	¥6,230	+176.4%	¥523M ($3.4M)
2025-10-21	BUY	Market Buy	三井住友トラスト・アセットマネジメント株式会社 Sumitomo Mitsui Trust Asset Management Co.,Ltd.	other	555.9K	¥6,230	+176.4%	¥758M ($4.9M)
2025-10-06	BUY	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	380.4K	¥5,880	+192.9%	¥189M ($1.2M)
2025-10-06	SELL	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	65.6K	¥5,880	-192.9%	¥2.3B ($15.1M)
2025-10-06	BUY	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	377.3K	¥5,880	+192.9%	¥2.1B ($13.3M)
2025-09-03	BUY	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	348.4K	¥5,120	+236.3%	¥1.8B ($11.5M)
2025-09-03	BUY	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	464.1K	¥5,120	+236.3%	¥2.4B ($15.3M)
2025-09-03	BUY	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	28.5K	¥5,120	+236.3%	¥146M ($941K)
2025-08-06	BUY	unknown	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	83.4K	¥5,110	+237.0%	¥426M ($2.7M)
2025-08-06	BUY	unknown	三井住友トラスト・アセットマネジメント株式会社 Sumitomo Mitsui Trust Asset Management Co.,Ltd.	other	433.8K	¥5,110	+237.0%	¥2.2B ($14.3M)
2025-07-23	BUY	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	347.1K	¥4,305	+300.0%	¥285M ($1.8M)
2025-07-23	BUY	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	64.2K	¥4,305	+300.0%	¥117M ($757K)
2025-07-23	SELL	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	44.4K	¥4,305	-300.0%	¥691M ($4.5M)
2025-07-10	SELL	negotiated	横田誠 YOKOTA MAKOTO	activist	418.8K	¥4,025	-327.8%	¥404M ($2.6M)
2025-07-03	BUY	Market Buy	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	281.4K	¥4,310	+299.5%	¥113M ($731K)
2025-07-03	SELL	Market Buy	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	36.5K	¥4,310	-299.5%	¥25M ($162K)
2025-07-03	SELL	Market Buy	野村證券株式会社 Nomura Securities Co.,Ltd.	other	205.8K	¥4,310	-299.5%	¥8M ($54K)
2025-05-21	BUY	unknown	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	87.6K	¥3,700	+365.4%	¥7M ($46K)
2025-05-21	SELL	unknown	三井住友トラスト・アセットマネジメント株式会社 Sumitomo Mitsui Trust Asset Management Co.,Ltd.	other	344.8K	¥3,700	-365.4%	¥663M ($4.3M)
2025-04-22	BUY	unknown	野村アセットマネジメント株式会社 Nomura Asset Management Co., Ltd.	other	255.1K	¥3,710	+364.1%	¥946M ($6.1M)
2025-04-22	BUY	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	42.6K	¥3,710	+364.1%	¥158M ($1.0M)
2025-04-22	BUY	unknown	野村證券株式会社 Nomura Securities Co.,Ltd.	other	206.9K	¥3,710	+364.1%	¥768M ($5.0M)
2025-04-21	SELL	unknown	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	85.6K	¥3,810	-352.0%	¥26M ($167K)
2025-04-21	SELL	unknown	三井住友トラスト・アセットマネジメント株式会社 Sumitomo Mitsui Trust Asset Management Co.,Ltd.	other	523.4K	¥3,810	-352.0%	¥159M ($1.0M)
2025-02-20	SELL	unknown	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	92.4K	¥4,795	-259.1%	¥65M ($422K)

Showing the 50 most recent of 161 filings.

Frequently asked questions

Who has been buying Enplas Corporation stock?: 16 distinct investors have filed 75 disclosed large-shareholding filings in Enplas Corporation (6961), most recently on 2026-04-21. 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 Enplas Corporation have?: Enplas Corporation has 75 buy-side and 52 sell-side disclosures on record, covering ¥89.6B ($578.2M) in total reported value, spanning 2021-07-21 to 2026-04-21.
Where does StockDrifts get Enplas 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 Enplas Corporation. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.