Who has been buying TeamSpirit Inc. stock?

14 distinct investors have filed 26 disclosed large-shareholding filings in TeamSpirit Inc. (4397), most recently on 2026-02-16. 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 TeamSpirit Inc. have?

TeamSpirit Inc. has 26 buy-side and 31 sell-side disclosures on record, covering ¥6.6B ($42.9M) in total reported value, spanning 2021-04-06 to 2026-02-16.

Where does StockDrifts get TeamSpirit 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.

TeamSpirit Inc. 4397

Company

株式会社チームスピリットTeamSpirit Inc.

Investors

Buys

Total Value

¥6.6B ($42.9M)

Avg Return

-46.22%

Last Filing

2026-02-16

TeamSpirit Inc. (4397) has 26 disclosed large-shareholding filings and 31 disclosed disposals on record, filed by 14 distinct investors. Together those filings cover ¥6.6B ($42.9M) in reported transaction value. The earliest filing StockDrifts holds for TeamSpirit Inc. is dated 2021-04-06; the most recent is 2026-02-16. 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 -46.22%, 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
2026-02-16	BUY	unknown	小町アセット合同会社	strategic	780.0K	¥438	+1.1%	¥338M ($2.2M)
2026-02-16	BUY	unknown	オーバーザレインボー株式会社	strategic	150.0K	¥438	+1.1%	¥65M ($419K)
2026-02-16	BUY	unknown	荻島浩司	strategic	2.7M	¥438	+1.1%	¥1.2B ($7.5M)
2026-01-23	BUY	unknown	小町アセット合同会社	strategic	780.0K	¥488	+11.3%	¥338M ($2.2M)
2026-01-23	BUY	unknown	オーバーザレインボー株式会社	strategic	150.0K	¥488	+11.3%	¥65M ($419K)
2026-01-23	SELL	unknown	荻島浩司	strategic	2.7M	¥488	+11.3%	¥1.2B ($7.5M)
2025-07-18	SELL	unknown	小町アセット合同会社 Komachi Asset LLC	strategic	780.0K	¥523	+17.2%	¥3M ($17K)
2025-07-18	SELL	unknown	オーバーザレインボー株式会社 Over the Rainbow Co., Ltd.	strategic	150.0K	¥523	+17.2%	¥28M ($178K)
2025-07-18	SELL	unknown	小町アセット合同会社 Komachi Asset LLC	strategic	780.0K	¥523	+17.2%	¥3M ($17K)
2025-07-18	SELL	unknown	オーバーザレインボー株式会社 Over the Rainbow Co., Ltd.	strategic	150.0K	¥523	+17.2%	¥27M ($173K)
2025-07-18	SELL	unknown	荻島浩司 Koji Ogishima	strategic	3.9M	¥523	+17.2%	¥173M ($1.1M)
2025-07-18	SELL	unknown	荻島浩司 Koji Ogishima	strategic	3.9M	¥523	+17.2%	¥174M ($1.1M)
2024-11-07	SELL	unknown	小町アセット合同会社 Komachi Asset LLC	strategic	780.0K	¥345	-25.5%	¥568K ($4K)
2024-11-07	BUY	unknown	オーバーザレインボー株式会社 Over the Rainbow Co., Ltd.	strategic	200.0K	¥345	+25.5%	¥69M ($445K)
2024-11-07	SELL	unknown	小町アセット合同会社 Komachi Asset LLC	strategic	780.0K	¥345	-25.5%	¥568K ($4K)
2024-11-07	BUY	unknown	オーバーザレインボー株式会社 Over the Rainbow Co., Ltd.	strategic	200.0K	¥345	+25.5%	¥69M ($445K)
2024-11-07	SELL	unknown	荻島浩司 Koji Ogishima	strategic	4.3M	¥345	-25.5%	¥4M ($26K)
2024-11-07	SELL	unknown	荻島浩司 Koji Ogishima	strategic	4.3M	¥345	-25.5%	¥4M ($26K)
2024-01-19	BUY	unknown	小町アセット合同会社 Komachi Asset LLC	strategic	780.0K	¥381	+13.7%	¥297M ($1.9M)
2024-01-19	SELL	unknown	オーバーザレインボー株式会社 Over the Rainbow Co., Ltd.	strategic	200.0K	¥381	-13.7%	¥625K ($4K)
2024-01-19	BUY	unknown	小町アセット合同会社 Komachi Asset LLC	strategic	780.0K	¥381	+13.7%	¥297M ($1.9M)
2024-01-19	SELL	unknown	オーバーザレインボー株式会社 Over the Rainbow Co., Ltd.	strategic	200.0K	¥381	-13.7%	¥625K ($4K)
2024-01-19	SELL	unknown	荻島浩司 Koji Ogishima	strategic	4.3M	¥381	-13.7%	¥315M ($2.0M)
2024-01-19	SELL	unknown	荻島浩司 Koji Ogishima	strategic	4.3M	¥381	-13.7%	¥315M ($2.0M)
2023-12-06	SELL	unknown	モルガン・スタンレー・アンド・カンパニー・インターナショナル・ピーエルシー Morgan Stanley & Co. International plc	other	5	¥363	-19.3%	¥8M ($50K)
2023-12-06	BUY	unknown	モルガン・スタンレーMUFG証券株式会社 Morgan Stanley MUFG Securities Co., Ltd.	other	410.0K	¥363	+19.3%	¥146M ($942K)
2023-03-06	BUY	unknown	モルガン・スタンレーMUFG証券株式会社 Morgan Stanley MUFG Securities Co., Ltd.	other	805.9K	¥361	+19.9%	¥288M ($1.9M)
2023-03-06	BUY	unknown	モルガン・スタンレー・アンド・カンパニー・インターナショナル・ピーエルシー Morgan Stanley & Co. International plc	other	21.3K	¥361	+19.9%	¥8M ($50K)
2023-01-19	BUY	unknown	モルガン・スタンレーMUFG証券株式会社 Morgan Stanley MUFG Securities Co., Ltd.	other	859.1K	¥314	+37.9%	¥270M ($1.7M)
2022-12-15	SELL	unknown	BNYメロン・インベストメント・マネジメント・ジャパン株式会社 BNY Mellon Investment Management Japan Limited	other	578.9K	¥335	-29.3%	¥118M ($764K)
2022-12-01	SELL	unknown	BNYメロン・インベストメント・マネジメント・ジャパン株式会社 BNY Mellon Investment Management Japan Limited	other	932.2K	¥356	-21.6%	¥121M ($782K)
2022-04-01	SELL	negotiated	荻島浩司 Koji Ogishima	activist	5.0M	¥572	+24.3%	¥930K ($6K)
2022-04-01	BUY	negotiated	オーバーザレインボー株式会社 Over the Rainbow Co., Ltd.	strategic	200.0K	¥572	-24.3%	¥114M ($738K)
2022-02-14	BUY	negotiated	オーバーザレインボー株式会社 Over the Rainbow Co., Ltd.	strategic	200.0K	¥447	-3.1%	¥89M ($577K)
2022-02-14	SELL	negotiated	荻島浩司 Koji Ogishima	activist	5.0M	¥447	+3.1%	¥40M ($258K)
2021-11-08	SELL	unknown	モルガン・スタンレー・アンド・カンパニー・インターナショナル・ピーエルシー Morgan Stanley & Co. International plc	other	11.0K	¥886	+51.1%	¥13M ($84K)
2021-11-08	BUY	unknown	モルガン・スタンレー・アンド・カンパニー・エルエルシー Morgan Stanley & Co. LLC	other	51.7K	¥886	-51.1%	¥46M ($296K)
2021-11-08	BUY	unknown	モルガン・スタンレーMUFG証券株式会社 Morgan Stanley MUFG Securities Co., Ltd.	other	592.0K	¥886	-51.1%	¥517M ($3.3M)
2021-11-05	BUY	unknown	ゴールドマン・サックス・アンド・カンパニー・エルエルシー Goldman Sachs & Co. LLC	other	0	¥920	-52.9%	-
2021-11-05	BUY	unknown	ゴールドマン・サックス・インターナショナル Goldman Sachs International	other	745.2K	¥920	-52.9%	¥676M ($4.4M)
2021-11-05	BUY	unknown	ゴールドマン・サックス証券株式会社 Goldman Sachs Japan Co.,Ltd.	other	-600	¥920	-52.9%	-
2021-10-21	BUY	unknown	ゴールドマン・サックス・アンド・カンパニー・エルエルシー Goldman Sachs & Co. LLC	other	0	¥1,057	-59.0%	-
2021-10-21	BUY	unknown	ゴールドマン・サックス・インターナショナル Goldman Sachs International	other	1.0M	¥1,057	-59.0%	¥1.1B ($6.8M)
2021-10-21	BUY	unknown	ゴールドマン・サックス証券株式会社 Goldman Sachs Japan Co.,Ltd.	other	0	¥1,057	-59.0%	-
2021-09-22	BUY	unknown	モルガン・スタンレー・アンド・カンパニー・インターナショナル・ピーエルシー Morgan Stanley & Co. International plc	other	26.3K	¥847	-48.9%	¥22M ($144K)
2021-09-22	BUY	unknown	モルガン・スタンレーMUFG証券株式会社 Morgan Stanley MUFG Securities Co., Ltd.	other	785.6K	¥847	-48.9%	¥665M ($4.3M)
2021-08-05	BUY	unknown	モルガン・スタンレー・アンド・カンパニー・インターナショナル・ピーエルシー Morgan Stanley & Co. International plc	other	645.7K	¥938	-53.8%	¥599M ($3.9M)
2021-08-05	SELL	unknown	モルガン・スタンレーMUFG証券株式会社 Morgan Stanley MUFG Securities Co., Ltd.	other	83.0K	¥938	+53.8%	¥12M ($79K)
2021-07-21	SELL	Market Buy	モルガン・スタンレー・アンド・カンパニー・エルエルシー Morgan Stanley & Co. LLC	other	14.5K	¥999	+56.7%	¥310M ($2.0M)
2021-07-21	SELL	Market Buy	モルガン・スタンレー・アンド・カンパニー・インターナショナル・ピーエルシー Morgan Stanley & Co. International plc	other	764.1K	¥999	+56.7%	¥15M ($94K)

Showing the 50 most recent of 72 filings.

Frequently asked questions

Who has been buying TeamSpirit Inc. stock?: 14 distinct investors have filed 26 disclosed large-shareholding filings in TeamSpirit Inc. (4397), most recently on 2026-02-16. 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 TeamSpirit Inc. have?: TeamSpirit Inc. has 26 buy-side and 31 sell-side disclosures on record, covering ¥6.6B ($42.9M) in total reported value, spanning 2021-04-06 to 2026-02-16.
Where does StockDrifts get TeamSpirit 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 TeamSpirit Inc.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.