Who has been buying Toppan Inc. stock?

13 distinct investors have filed 15 disclosed large-shareholding filings in Toppan Inc. (7911), most recently on 2026-03-23. 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 Toppan Inc. have?

Toppan Inc. has 15 buy-side and 8 sell-side disclosures on record, covering ¥241.9B ($1.6B) in total reported value, spanning 2022-05-06 to 2026-03-23.

Where does StockDrifts get Toppan Inc. 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.

Toppan Inc. 7911

Company

凸版印刷株式会社Toppan Inc.

Investors

Buys

Total Value

¥241.9B ($1.6B)

Avg Return

+28.79%

Last Filing

2026-03-23

Toppan Inc. (7911) has 15 disclosed large-shareholding filings and 8 disclosed disposals on record, filed by 13 distinct investors. Together those filings cover ¥241.9B ($1.6B) in reported transaction value. The earliest filing StockDrifts holds for Toppan Inc. is dated 2022-05-06; the most recent is 2026-03-23. 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 +28.79%, 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
2026-03-23	BUY	unknown	ノムラセキュリテーズインターナショナル NOMURA SECURITIES INTERNATIONAL,Inc.	other	0	¥4,531	-2.0%	-
2026-03-23	BUY	unknown	野村アセットマネジメント株式会社	other	21.1M	¥4,531	+2.0%	¥97.8B ($630.7M)
2026-03-23	BUY	unknown	ノムラインターナショナルピーエルシー NOMURA INTERNATIONAL PLC	other	973.1K	¥4,531	-2.0%	¥4.5B ($29.0M)
2026-03-23	BUY	unknown	野村證券株式会社	other	237.4K	¥4,531	-2.0%	¥1.1B ($7.1M)
2026-02-05	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	15.1M	¥4,778	-3.2%	¥72.0B ($464.7M)
2025-12-22	BUY	Market Buy	大樹生命保険株式会社	passive	1.2M	¥4,919	-6.0%	¥5.7B ($36.5M)
2025-12-22	BUY	Market Buy	ニッセイアセットマネジメント株式会社	other	491.8K	¥4,919	-6.0%	¥2.3B ($14.7M)
2025-12-22	BUY	Market Buy	日本生命保険相互会社	passive	15.0M	¥4,919	-6.0%	¥69.4B ($447.5M)
2025-11-21	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	18.9M	¥4,118	+12.3%	¥14.7B ($94.7M)
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	15.4M	¥3,850	+20.1%	¥59.2B ($381.6M)
2023-11-08	BUY	Market Buy	大樹生命保険株式会社 Taiki Life Insurance Co., Ltd.	passive	1.2M	¥3,333	+38.7%	¥3.9B ($25.1M)
2023-11-08	BUY	Market Buy	ニッセイアセットマネジメント株式会社 Nissay Asset Management Company	other	390.6K	¥3,333	+38.7%	¥1.3B ($8.4M)
2023-11-08	BUY	Market Buy	日本生命保険相互会社 Nippon Life Insurance Company	passive	15.0M	¥3,333	+38.7%	¥50.0B ($322.6M)
2023-10-16	SELL	Market Buy	三菱UFJアセットマネジメント株式会社 Mitsubishi UFJ Financial Group Inc.	passive	3.8M	¥3,271	-41.3%	¥1.1B ($6.9M)
2023-10-16	BUY	Market Buy	株式会社三菱UFJ銀行 Mitsubishi UFJ Financial Group Inc.	strategic	3.9M	¥3,271	+41.3%	¥753M ($4.9M)
2023-10-16	SELL	Market Buy	三菱UFJ信託銀行株式会社 Mitsubishi UFJ Financial Group Inc.	passive	6.7M	¥3,271	-41.3%	¥7.4B ($47.9M)
2023-06-22	SELL	Market Buy	ニッセイアセットマネジメント株式会社 Nissay Asset Management Company	other	277.4K	¥3,085	-49.9%	¥203M ($1.3M)
2023-06-22	BUY	Market Buy	大樹生命保険株式会社 Taiki Life Insurance Co., Ltd.	passive	1.2M	¥3,085	+49.9%	¥3.6B ($23.3M)
2023-06-22	BUY	Market Buy	日本生命保険相互会社 Nippon Life Insurance Company	passive	15.0M	¥3,085	+49.9%	¥46.3B ($298.6M)
2023-06-07	BUY	Market Buy	大樹生命保険株式会社 Taiki Life Insurance Co., Ltd.	passive	1.2M	¥3,072	+50.5%	¥3.6B ($23.2M)
2023-06-07	BUY	Market Buy	ニッセイアセットマネジメント株式会社 Nissay Asset Management Company	other	337.0K	¥3,072	+50.5%	¥1.0B ($6.7M)
2023-06-07	BUY	Market Buy	日本生命保険相互会社 Nippon Life Insurance Company	passive	15.0M	¥3,072	+50.5%	¥46.1B ($297.3M)
2023-05-19	SELL	negotiated	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	6.1M	¥2,943	-57.1%	¥1.3B ($8.6M)
2023-05-19	SELL	negotiated	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	8.7M	¥2,943	-57.1%	¥7.5B ($48.5M)
2023-05-19	SELL	negotiated	三井住友信託銀行株式会社 Sumitomo Mitsui Trust Bank,Limited	strategic	167.8K	¥2,943	-57.1%	¥1.1B ($7.3M)
2022-05-06	SELL	negotiated	株式会社三菱UFJ銀行 Mitsubishi UFJ Financial Group Inc.	strategic	3.9M	¥2,203	-109.8%	¥5.2B ($33.3M)
2022-05-06	BUY	negotiated	三菱UFJ国際投信株式会社 Mitsubishi UFJ Financial Group Inc.	passive	4.3M	¥2,203	+109.8%	¥4.4B ($28.3M)
2022-05-06	SELL	negotiated	三菱UFJ信託銀行株式会社 Mitsubishi UFJ Financial Group Inc.	passive	9.6M	¥2,203	-109.8%	¥7.3B ($47.2M)

Frequently asked questions

Who has been buying Toppan Inc. stock?: 13 distinct investors have filed 15 disclosed large-shareholding filings in Toppan Inc. (7911), most recently on 2026-03-23. 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 Toppan Inc. have?: Toppan Inc. has 15 buy-side and 8 sell-side disclosures on record, covering ¥241.9B ($1.6B) in total reported value, spanning 2022-05-06 to 2026-03-23.
Where does StockDrifts get Toppan Inc. 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 Toppan Inc.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.