Who has been buying Nippon Pallet Pool Co., Ltd. stock?

8 distinct investors have filed 20 disclosed large-shareholding filings in Nippon Pallet Pool Co., Ltd. (4690), most recently on 2026-03-31. 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 Nippon Pallet Pool Co., Ltd. have?

Nippon Pallet Pool Co., Ltd. has 20 buy-side and 9 sell-side disclosures on record, covering ¥1.6B ($10.0M) in total reported value, spanning 2022-10-17 to 2026-03-31.

Where does StockDrifts get Nippon Pallet Pool 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.

Nippon Pallet Pool Co., Ltd. 4690

Company

日本パレットプール株式会社Nippon Pallet Pool Co., Ltd.

Investors

Buys

Total Value

¥1.6B ($10.0M)

Avg Return

+39.20%

Last Filing

2026-03-31

Nippon Pallet Pool Co., Ltd. (4690) has 20 disclosed large-shareholding filings and 9 disclosed disposals on record, filed by 8 distinct investors. Together those filings cover ¥1.6B ($10.0M) in reported transaction value. The earliest filing StockDrifts holds for Nippon Pallet Pool Co., Ltd. is dated 2022-10-17; the most recent is 2026-03-31. 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 +39.20%, 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
2026-03-31	BUY	Market Buy	日本パレットレンタル株式会社 Japan Pallet Rental Corporation	activist	1.6M	¥2,484	+0.7%	¥367M ($2.4M)
2026-03-25	SELL	unknown	NIPPON EXPRESSホールディングス株式会社 NIPPON EXPRESS HOLDINGS, INC.	unknown	0	¥2,483	-0.7%	¥447M ($2.9M)
2026-03-25	SELL	unknown	JR貨物ロジ・ソリューションズ株式会社	other	0	¥2,483	-0.7%	-
2026-03-25	SELL	unknown	日本貨物鉄道株式会社	other	0	¥2,483	-0.7%	-
2026-03-18	BUY	unknown	日本パレットレンタル株式会社 Japan Pallet Rental Corporation	activist	1.4M	¥2,482	+0.8%	¥3.6B ($23.0M)
2026-02-24	BUY	unknown	JR貨物ロジ・ソリューションズ株式会社	other	8.0K	¥2,505	+0.2%	¥20M ($129K)
2026-02-24	BUY	unknown	日本貨物鉄道株式会社	other	194.2K	¥2,505	+0.2%	¥486M ($3.1M)
2026-02-10	BUY	unknown	JR貨物ロジ・ソリューションズ株式会社	other	8.0K	¥2,507	-0.2%	¥20M ($129K)
2026-02-10	BUY	unknown	日本貨物鉄道株式会社	other	194.2K	¥2,507	-0.2%	¥486M ($3.1M)
2026-02-10	BUY	unknown	JR貨物ロジ・ソリューションズ株式会社	other	8.0K	¥2,507	+0.2%	¥20M ($129K)
2026-02-10	BUY	unknown	日本貨物鉄道株式会社	other	194.2K	¥2,507	+0.2%	¥486M ($3.1M)
2026-02-10	BUY	unknown	JR貨物ロジ・ソリューションズ株式会社	other	8.0K	¥2,507	+0.2%	¥20M ($129K)
2026-02-10	BUY	unknown	日本貨物鉄道株式会社	other	194.2K	¥2,507	+0.2%	¥486M ($3.1M)
2026-02-06	BUY	Market Buy	ＮＩＰＰＯＮ　ＥＸＰＲＥＳＳホールディングス株式会社 NIPPON EXPRESS HOLDINGS, INC.	other	180.0K	¥2,517	-0.6%	¥21M ($137K)
2026-01-27	BUY	unknown	昭和リース株式会社	strategic	16.0K	¥1,716	-45.7%	¥40M ($258K)
2026-01-27	SELL	unknown	株式会社SBI証券	other	57.1K	¥1,716	-45.7%	¥143M ($921K)
2025-12-25	BUY	unknown	昭和リース株式会社	strategic	16.0K	¥1,699	+47.2%	¥40M ($258K)
2025-12-25	BUY	unknown	株式会社SBI証券	other	71.4K	¥1,699	+47.2%	¥179M ($1.2M)
2025-09-25	SELL	unknown	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	50.0K	¥2,042	-22.5%	¥38M ($245K)
2025-09-25	BUY	unknown	昭和リース株式会社 Showa Lease Co., Ltd.	strategic	16.0K	¥2,042	+22.5%	¥33M ($211K)
2025-09-18	BUY	unknown	昭和リース株式会社 Showa Lease Co., Ltd.	strategic	16.0K	¥1,956	+27.9%	¥31M ($202K)
2025-09-18	SELL	unknown	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	68.7K	¥1,956	-27.9%	¥34M ($219K)
2025-08-25	BUY	Market Buy	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	86.1K	¥1,953	+28.1%	¥41M ($263K)
2025-08-25	BUY	Market Buy	昭和リース株式会社 Showa Lease Co., Ltd.	strategic	16.0K	¥1,953	+28.1%	¥31M ($202K)
2025-05-27	BUY	unknown	昭和リース株式会社 Showa Lease Co., Ltd.	strategic	16.0K	¥1,757	+42.3%	¥28M ($181K)
2025-05-27	BUY	unknown	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	65.1K	¥1,757	+42.3%	¥114M ($738K)
2025-04-14	SELL	unknown	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	43.8K	¥1,544	-62.0%	¥33M ($213K)
2025-04-14	BUY	unknown	昭和リース株式会社 Showa Lease Co., Ltd.	strategic	16.0K	¥1,544	+62.0%	¥25M ($159K)
2025-04-09	BUY	unknown	昭和リース株式会社 Showa Lease Co., Ltd.	strategic	16.0K	¥1,422	+75.9%	¥23M ($147K)
2025-04-09	BUY	unknown	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	65.2K	¥1,422	+75.9%	¥93M ($598K)
2025-03-17	SELL	unknown	三菱UFJ eスマート証券株式会社 Mitsubishi UFJ eSmart Securities Co., Ltd.	unknown	0	¥1,526	-63.9%	¥311M ($2.0M)
2025-03-17	SELL	unknown	株式会社三菱UFJ銀行 Mitsubishi UFJ Financial Group Inc.	unknown	0	¥1,526	-63.9%	¥128M ($827K)
2024-07-29	BUY	negotiated	auカブコム証券株式会社 Mitsubishi UFJ Financial Group Inc.	other	2.0K	¥1,992	+25.6%	¥4M ($26K)
2024-07-29	BUY	negotiated	株式会社三菱UFJ銀行 Mitsubishi UFJ Financial Group Inc.	strategic	84.0K	¥1,992	+25.6%	¥167M ($1.1M)
2023-10-05	BUY	unknown	NIPPON EXPRESSホールディングス株式会社 NIPPON EXPRESS HOLDINGS, INC.	other	180.0K	¥2,226	+12.3%	¥401M ($2.6M)
2023-10-05	BUY	unknown	NIPPON EXPRESSホールディングス株式会社 NIPPON EXPRESS HOLDINGS, INC.	other	180.0K	¥2,226	+12.3%	¥401M ($2.6M)
2023-02-02	BUY	unknown	昭和リース株式会社 Showa Lease Co., Ltd.	strategic	16.0K	¥2,250	+11.2%	¥36M ($232K)
2023-02-02	BUY	unknown	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	48.5K	¥2,250	+11.2%	¥107M ($693K)
2023-01-24	BUY	unknown	昭和リース株式会社 Showa Lease Co., Ltd.	strategic	16.0K	¥1,629	+53.5%	¥26M ($168K)
2023-01-24	BUY	unknown	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	73.4K	¥1,629	+53.5%	¥118M ($762K)
2023-01-12	BUY	Market Buy	昭和リース株式会社 Showa Lease Co., Ltd.	strategic	16.0K	¥1,430	+74.9%	¥23M ($148K)
2023-01-12	BUY	Market Buy	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	94.3K	¥1,430	+74.9%	¥35M ($224K)
2022-11-21	BUY	unknown	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	70.1K	¥1,520	+64.5%	¥107M ($687K)
2022-11-21	BUY	unknown	昭和リース株式会社 Showa Lease Co., Ltd.	strategic	16.0K	¥1,520	+64.5%	¥24M ($157K)
2022-10-17	BUY	negotiated	auカブコム証券株式会社 Mitsubishi UFJ Financial Group Inc.	other	2.0K	¥1,455	+71.9%	¥3M ($19K)
2022-10-17	BUY	negotiated	株式会社三菱UFJ銀行 Mitsubishi UFJ Financial Group Inc.	strategic	84.0K	¥1,455	+71.9%	¥122M ($789K)

Frequently asked questions

Who has been buying Nippon Pallet Pool Co., Ltd. stock?: 8 distinct investors have filed 20 disclosed large-shareholding filings in Nippon Pallet Pool Co., Ltd. (4690), most recently on 2026-03-31. 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 Nippon Pallet Pool Co., Ltd. have?: Nippon Pallet Pool Co., Ltd. has 20 buy-side and 9 sell-side disclosures on record, covering ¥1.6B ($10.0M) in total reported value, spanning 2022-10-17 to 2026-03-31.
Where does StockDrifts get Nippon Pallet Pool 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 Nippon Pallet Pool Co., Ltd.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.