Who has been buying Ship Healthcare Holdings, Inc. stock?

22 distinct investors have filed 44 disclosed large-shareholding filings in Ship Healthcare Holdings, Inc. (3360), 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 Ship Healthcare Holdings, Inc. have?

Ship Healthcare Holdings, Inc. has 44 buy-side and 30 sell-side disclosures on record, covering ¥50.8B ($327.8M) in total reported value, spanning 2021-03-19 to 2026-05-12.

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.

Ship Healthcare Holdings, Inc. 3360

Company

シップヘルスケアホールディングス株式会社Ship Healthcare Holdings, Inc.

Investors

Buys

Total Value

¥50.8B ($327.8M)

Avg Return

-0.75%

Last Filing

2026-05-12

Ship Healthcare Holdings, Inc. (3360) has 44 disclosed large-shareholding filings and 30 disclosed disposals on record, filed by 22 distinct investors. Together those filings cover ¥50.8B ($327.8M) in reported transaction value. The earliest filing StockDrifts holds for Ship Healthcare Holdings, Inc. is dated 2021-03-19; the most recent is 2026-05-12. Across these filings the average return since disclosure is -0.75%, 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
2026-06-23	BUY	Market Buy	フィデリティマネジメントアンドリサーチカンパニーエルエルシー Fidelity Management & Research Company LLC	corporate	4.0M	¥2,102	+16.2%	¥2.0B ($12.8M)
2026-06-23	SELL	unknown	フィデリティマネジメントアンドリサーチカンパニーエルエルシー Fidelity Management & Research Company LLC	corporate	5.8M	¥2,102	-16.2%	¥2.2B ($14.2M)
2026-06-23	BUY	Market Buy	エフアイエーエムエルエルシー FIAM LLC	other	2.8M	¥2,102	+16.2%	¥983M ($6.3M)
2026-06-23	BUY	unknown	フィデリティマネジメントトラストカンパニー Fidelity Management Trust Company	other	395.0K	¥2,102	-	-
2026-06-23	BUY	Market Buy	フィデリティインスティテューショナルアセットマネジメントトラストカンパニー Fidelity Institutional Asset Management Trust Company	other	630.4K	¥2,102	+16.2%	¥64M ($414K)
2026-06-23	BUY	Market Buy	フィデリティマネジメントアンドリサーチカンパニーエルエルシー Fidelity Management & Research Company LLC	corporate	6.8M	¥2,102	+16.2%	¥2.0B ($12.8M)
2026-06-23	BUY	Market Buy	エフアイエーエムエルエルシー FIAM LLC	other	2.3M	¥2,102	+16.2%	¥278M ($1.8M)
2026-06-23	BUY	Market Buy	フィデリティマネジメントトラストカンパニー Fidelity Management Trust Company	other	395.0K	¥2,102	+16.2%	¥128M ($827K)
2026-06-23	SELL	unknown	フィデリティインスティテューショナルアセットマネジメントトラストカンパニー Fidelity Institutional Asset Management Trust Company	other	597.6K	¥2,102	-16.2%	¥21M ($138K)
2026-06-23	BUY	Market Buy	フィデリティマネジメントアンドリサーチカンパニーエルエルシー Fidelity Management & Research Company LLC	corporate	5.9M	¥2,102	+16.2%	¥2.3B ($14.6M)
2026-06-23	BUY	Market Buy	エフアイエーエムエルエルシー FIAM LLC	other	2.2M	¥2,102	+16.2%	¥278M ($1.8M)
2026-06-23	BUY	Market Buy	フィデリティマネジメントトラストカンパニー Fidelity Management Trust Company	other	336.5K	¥2,102	+16.2%	¥256M ($1.7M)
2026-06-23	BUY	Market Buy	フィデリティインスティテューショナルアセットマネジメントトラストカンパニー Fidelity Institutional Asset Management Trust Company	other	608.5K	¥2,102	+16.2%	¥64M ($414K)
2026-06-23	BUY	Market Buy	フィデリティマネジメントアンドリサーチカンパニーエルエルシー Fidelity Management & Research Company LLC	corporate	4.8M	¥2,102	+16.2%	¥1.7B ($11.2M)
2026-06-23	BUY	Market Buy	エフアイエーエムエルエルシー FIAM LLC	other	2.0M	¥2,102	+16.2%	¥662M ($4.3M)
2026-06-23	BUY	unknown	フィデリティマネジメントトラストカンパニー Fidelity Management Trust Company	other	216.2K	¥2,102	-	¥454M ($2.9M)
2026-06-23	BUY	unknown	フィデリティインスティテューショナルアセットマネジメントトラストカンパニー Fidelity Institutional Asset Management Trust Company	other	579.1K	¥2,102	-	-
2026-06-23	BUY	Market Buy	エフアイエーエムエルエルシー FIAM LLC	other	1.7M	¥2,102	+16.2%	¥235M ($1.5M)
2026-06-23	BUY	Market Buy	フィデリティインスティテューショナルアセットマネジメントトラストカンパニー Fidelity Institutional Asset Management Trust Company	other	584.1K	¥2,102	+16.2%	¥150M ($965K)
2026-06-09	BUY	unknown	フィデリティマネジメントアンドリサーチカンパニーエルエルシー Fidelity Management & Research Company LLC	corporate	3.0M	¥2,092	+16.8%	¥6.4B ($41.2M)
2026-06-09	BUY	unknown	エフアイエーエムエルエルシー FIAM LLC	other	1.6M	¥2,092	+16.8%	¥3.4B ($21.7M)
2026-06-09	BUY	unknown	フィデリティインスティテューショナルアセットマネジメントトラストカンパニー Fidelity Institutional Asset Management Trust Company	other	511.1K	¥2,092	+16.8%	¥1.1B ($6.9M)
2026-06-04	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	2.1M	¥2,010	-21.5%	¥1.2B ($7.7M)
2026-06-04	SELL	unknown	アモーヴァ・アセットマネジメント株式会社	other	2.0M	¥2,010	-21.5%	¥1.5B ($9.9M)
2026-05-12	BUY	Market Buy	古川幸一郎	strategic	2.5M	¥2,258.5	+8.2%	¥405M ($2.6M)
2026-05-12	BUY	Market Buy	古川國久	strategic	2.0M	¥2,258.5	+8.2%	¥320M ($2.1M)
2026-05-12	BUY	Market Buy	株式会社コッコー	strategic	8.0M	¥2,258.5	+8.2%	¥1.3B ($8.4M)
2026-05-12	BUY	unknown	古川静代	strategic	20.0K	¥2,258.5	-	-
2026-05-12	BUY	Market Buy	古川香織	strategic	659.0K	¥2,258.5	+8.2%	¥107M ($687K)
2026-05-12	BUY	Market Buy	春日興産合同会社	strategic	2.8M	¥2,258.5	+8.2%	¥469M ($3.0M)
2025-09-19	SELL	unknown	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	2.7M	¥2,232.5	-9.4%	¥527M ($3.4M)
2025-09-19	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	2.7M	¥2,232.5	-9.4%	¥821M ($5.3M)
2025-07-07	BUY	Market Buy	マラソン・アセット・マネジメント・リミテッド(Marathon Asset Management Limited) Marathon Asset Management Limited	other	6.6M	¥1,977	+23.6%	¥1.4B ($8.8M)
2024-12-20	BUY	Market Buy	エフエムアールエルエルシー(FMR LLC) FMR LLC	other	10.1M	¥2,191.5	+11.4%	¥2.5B ($15.8M)
2024-12-20	BUY	Market Buy	エフエムアールエルエルシー(FMR LLC) FMR LLC	other	10.1M	¥2,191.5	+11.4%	¥2.5B ($15.8M)
2024-11-07	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	3.3M	¥2,342.5	+4.3%	¥1.5B ($9.7M)
2024-11-07	BUY	Market Buy	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	3.2M	¥2,342.5	+4.3%	¥1.3B ($8.5M)
2024-08-22	BUY	Market Buy	エフエムアールエルエルシー(FMR LLC) FMR LLC	other	9.0M	¥2,140.5	+14.1%	¥2.9B ($18.8M)
2024-08-22	BUY	Market Buy	エフエムアールエルエルシー(FMR LLC) FMR LLC	other	9.0M	¥2,140.5	+14.1%	¥2.9B ($18.8M)
2024-07-02	BUY	unknown	古川國久 Kunihisa Furukawa	strategic	1.2M	¥2,425.5	-	¥20M ($130K)
2024-07-02	BUY	unknown	古川國久 Kunihisa Furukawa	strategic	1.2M	¥2,425.5	-	-
2024-07-02	BUY	unknown	株式会社コッコー Kokko Co., Ltd.	strategic	4.0M	¥2,425.5	-	-
2024-07-02	BUY	unknown	古川幸一郎 Koichiro Furukawa	strategic	1.2M	¥2,425.5	-	-
2024-07-02	BUY	unknown	古川香織 Kaori Furukawa	strategic	329.5K	¥2,425.5	-	-
2024-07-02	BUY	unknown	春日興産合同会社 Kasuga Kosan LLC	strategic	1.4M	¥2,425.5	-	-
2024-07-02	BUY	unknown	古川静代 Shizuyo Furukawa	strategic	10.0K	¥2,425.5	-	-
2024-07-02	BUY	unknown	一般財団法人古川医療福祉設備振興財団 Furukawa Medical and Welfare Facilities Promotion Foundation	strategic	500.0K	¥2,425.5	-	-
2024-07-02	BUY	unknown	株式会社コッコー Kokko Co., Ltd.	strategic	4.0M	¥2,425.5	-	¥30M ($195K)
2024-07-02	BUY	unknown	古川幸一郎 Koichiro Furukawa	strategic	1.2M	¥2,425.5	-	¥10M ($65K)
2024-07-02	BUY	unknown	古川香織 Kaori Furukawa	strategic	329.5K	¥2,425.5	-	-

Showing the 50 most recent of 124 filings.

Frequently asked questions

Who has been buying Ship Healthcare Holdings, Inc. stock?: 22 distinct investors have filed 44 disclosed large-shareholding filings in Ship Healthcare Holdings, Inc. (3360), 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 Ship Healthcare Holdings, Inc. have?: Ship Healthcare Holdings, Inc. has 44 buy-side and 30 sell-side disclosures on record, covering ¥50.8B ($327.8M) in total reported value, spanning 2021-03-19 to 2026-05-12.
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.