Who has been buying Iino Kaiun Kaisha, Ltd. stock?

6 distinct investors have filed 6 disclosed large-shareholding filings in Iino Kaiun Kaisha, Ltd. (9119), most recently on 2025-09-19. 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 Iino Kaiun Kaisha, Ltd. have?

Iino Kaiun Kaisha, Ltd. has 6 buy-side and 11 sell-side disclosures on record, covering ¥4.2B ($27.3M) in total reported value, spanning 2022-07-12 to 2025-09-19.

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.

Iino Kaiun Kaisha, Ltd. 9119

Company

飯野海運株式会社Iino Kaiun Kaisha, Ltd.

Investors

Buys

Total Value

¥4.2B ($27.3M)

Avg Return

+71.88%

Last Filing

2025-09-19

Iino Kaiun Kaisha, Ltd. (9119) has 6 disclosed large-shareholding filings and 11 disclosed disposals on record, filed by 6 distinct investors. Together those filings cover ¥4.2B ($27.3M) in reported transaction value. The earliest filing StockDrifts holds for Iino Kaiun Kaisha, Ltd. is dated 2022-07-12; the most recent is 2025-09-19. Across these filings the average return since disclosure is +71.88%, 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
2025-09-19	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	1.7M	¥1,212	+44.6%	¥53M ($341K)
2025-09-19	SELL	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	1.1M	¥1,212	-44.6%	¥26M ($170K)
2025-09-19	BUY	Market Buy	三井住友信託銀行株式会社 Sumitomo Mitsui Trust Bank,Limited	strategic	3.1M	¥1,212	-	-
2025-06-19	BUY	negotiated	三井住友信託銀行株式会社 Sumitomo Mitsui Trust Bank,Limited	strategic	3.1M	¥1,022	-	-
2025-06-19	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	1.6M	¥1,022	-71.5%	¥22M ($144K)
2025-06-19	BUY	negotiated	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	1.1M	¥1,022	+71.5%	¥11M ($72K)
2025-04-21	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	1.6M	¥1,001	-75.1%	¥11M ($70K)
2025-04-21	BUY	negotiated	三井住友信託銀行株式会社 Sumitomo Mitsui Trust Bank,Limited	strategic	3.1M	¥1,001	-	-
2025-04-21	BUY	negotiated	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	1.1M	¥1,001	-	-
2025-03-21	BUY	negotiated	三井住友信託銀行株式会社 Sumitomo Mitsui Trust Bank,Limited	strategic	3.1M	¥1,070	-	-
2025-03-21	BUY	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	1.6M	¥1,070	+63.8%	¥35M ($226K)
2025-03-21	SELL	negotiated	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	1.1M	¥1,070	-63.8%	¥117M ($752K)
2024-10-04	SELL	negotiated	三井住友信託銀行株式会社 Sumitomo Mitsui Trust Bank,Limited	strategic	3.1M	¥1,265	-38.6%	¥661M ($4.3M)
2024-10-04	BUY	negotiated	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	1.2M	¥1,265	+38.6%	¥289M ($1.9M)
2024-10-04	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	1.6M	¥1,265	-38.6%	¥427M ($2.8M)
2023-10-20	SELL	Market Buy	アセットマネジメントOne株式会社 Asset Management One Co., Ltd.	other	1.9M	¥1,035	-69.4%	¥1.1B ($7.4M)
2023-10-20	BUY	Market Buy	株式会社みずほ銀行 Mizuho Bank, Ltd.	strategic	4.9M	¥1,035	+69.4%	¥101M ($654K)
2023-07-21	BUY	negotiated	三井住友信託銀行株式会社 Sumitomo Mitsui Trust Bank,Limited	strategic	3.6M	¥885	-	-
2023-07-21	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	1.9M	¥885	-98.1%	¥222M ($1.4M)
2023-07-21	SELL	negotiated	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	1.0M	¥885	-98.1%	¥29M ($187K)
2023-05-19	BUY	negotiated	三井住友信託銀行株式会社 Sumitomo Mitsui Trust Bank,Limited	strategic	3.6M	¥815	-	-
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	2.2M	¥815	-115.1%	¥240M ($1.5M)
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	1.0M	¥815	-115.1%	¥231M ($1.5M)
2022-07-12	BUY	unknown	飯野海運取引先持株会理事長筒井幹治 Kanji Tsutsui	strategic	5.6M	¥674	+160.1%	¥3.7B ($24.2M)
2022-07-12	BUY	unknown	飯野海運取引先持株会理事長筒井幹治 Kanji Tsutsui	strategic	5.6M	¥674	-	¥3.7B ($24.2M)
2022-07-12	BUY	unknown	飯野海運取引先持株会理事長筒井幹治 Kanji Tsutsui	strategic	5.6M	¥674	-	¥3.7B ($24.2M)

Frequently asked questions

Who has been buying Iino Kaiun Kaisha, Ltd. stock?: 6 distinct investors have filed 6 disclosed large-shareholding filings in Iino Kaiun Kaisha, Ltd. (9119), most recently on 2025-09-19. 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 Iino Kaiun Kaisha, Ltd. have?: Iino Kaiun Kaisha, Ltd. has 6 buy-side and 11 sell-side disclosures on record, covering ¥4.2B ($27.3M) in total reported value, spanning 2022-07-12 to 2025-09-19.
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.

More on this data

Every trade listed above comes from an official regulatory disclosure. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.