Who has been buying Toshiba Corporation stock?

25 distinct investors have filed 31 disclosed large-shareholding filings in Toshiba Corporation (6502), most recently on 2023-10-04. 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 Toshiba Corporation have?

Toshiba Corporation has 31 buy-side and 16 sell-side disclosures on record, covering ¥1.93T ($12.5B) in total reported value, spanning 2021-04-02 to 2023-10-04.

Where does StockDrifts get Toshiba Corporation 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.

Toshiba Corporation 6502

Company

株式会社東芝Toshiba Corporation

Investors

Buys

Total Value

¥1.93T ($12.5B)

Avg Return

-4.06%

Last Filing

2023-10-04

Toshiba Corporation (6502) has 31 disclosed large-shareholding filings and 16 disclosed disposals on record, filed by 25 distinct investors. Together those filings cover ¥1.93T ($12.5B) in reported transaction value. The earliest filing StockDrifts holds for Toshiba Corporation is dated 2021-04-02; the most recent is 2023-10-04. 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 -4.06%, 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
2023-10-04	SELL	Market Buy	ブラックロック・ファンド・マネジャーズ・リミテッド BlackRock Fund Managers Limited	passive	1.7M	¥4,600	+0.2%	¥1.4B ($9.0M)
2023-10-04	SELL	Market Buy	ブラックロック(ネザーランド)BVBV) BlackRock (Netherlands	passive	314.5K	¥4,600	+0.2%	¥4.2B ($27.0M)
2023-10-04	SELL	Market Buy	ブラックロック・インベストメント・マネジメント(ユーケー)リミテッドLimited) BlackRock Investment Management (UK	passive	552.4K	¥4,600	+0.2%	¥1.4B ($9.0M)
2023-10-04	BUY	Market Buy	ブラックロック・インスティテューショナル・トラスト・カンパニー、エヌ.エイ.(BlackRock Institutional Trust Company BlackRock Institutional Trust Company, N.A.	passive	284.8K	¥4,600	-0.2%	¥1.1B ($7.3M)
2023-10-04	BUY	Market Buy	ブラックロック・ファンド・アドバイザーズ BlackRock Fund Advisors	passive	657.5K	¥4,600	-0.2%	¥2.7B ($17.2M)
2023-10-04	SELL	Market Buy	ブラックロック・アセット・マネジメント・アイルランド・リミテッド BlackRock Asset Management Ireland Limited	passive	728.3K	¥4,600	+0.2%	¥7.4B ($47.6M)
2023-10-04	BUY	Market Buy	ブラックロック・ジャパン株式会社 BlackRock Japan Co., Ltd.	passive	890.4K	¥4,600	-0.2%	¥3.8B ($24.7M)
2023-09-27	SELL	unknown	チヌーク・ホールディングス・リミテッド Chinook Holdings Ltd.	unknown	0	¥4,601	+0.2%	¥78.2B ($504.3M)
2023-09-27	BUY	acquisition	TBJH合同会社 TBJH Inc.	activist	340.5M	¥4,601	-0.2%	¥1.6T ($10.1B)
2023-09-27	BUY	unknown	TBJH合同会社 TBJH Inc.	activist	340.5M	¥4,601	-0.2%	¥1.6T ($10.1B)
2023-09-27	BUY	unknown	TBJH株式会社 TBJH Inc.	activist	340.5M	¥4,601	-0.2%	¥1.6T ($10.1B)
2023-09-27	SELL	unknown	チヌーク・ホールディングス・リミテッド Chinook Holdings Ltd.	unknown	0	¥4,601	+0.2%	¥27.5B ($177.5M)
2023-09-26	SELL	unknown	エフィッシモキャピタルマネージメントピーティーイーエルティーディー(Effissimo Capital Management Pte. Ltd.) Effissimo Capital Management Pte. Ltd.	activist	100	¥4,602	+0.3%	¥197.3B ($1.3B)
2023-09-14	BUY	unknown	エフィッシモキャピタルマネージメントピーティーイーエルティーディー(Effissimo Capital Management Pte. Ltd.) Effissimo Capital Management Pte. Ltd.	activist	42.9M	¥4,606	-0.3%	¥197.5B ($1.3B)
2023-09-14	BUY	unknown	エフィッシモキャピタルマネージメントピーティーイーエルティーディー(Effissimo Capital Management Pte. Ltd.) Effissimo Capital Management Pte. Ltd.	activist	42.9M	¥4,606	-0.3%	¥197.5B ($1.3B)
2023-08-22	SELL	unknown	エフィッシモキャピタルマネージメントピーティーイーエルティーディー(Effissimo Capital Management Pte. Ltd.) Effissimo Capital Management Pte. Ltd.	activist	42.9M	¥4,600	+0.2%	¥199M ($1.3M)
2023-07-19	BUY	Market Buy	ブラックロック・ファンド・アドバイザーズ BlackRock Fund Advisors	passive	6.9M	¥4,544	+1.0%	¥6.7B ($43.2M)
2023-07-19	BUY	Market Buy	ブラックロック・インベストメント・マネジメント(ユーケー)リミテッドLimited) BlackRock Investment Management (UK	passive	873.4K	¥4,544	+1.0%	¥197M ($1.3M)
2023-07-19	SELL	Market Buy	ブラックロック・インスティテューショナル・トラスト・カンパニー、エヌ.エイ.(BlackRock Institutional Trust Company BlackRock Institutional Trust Company, N.A.	passive	5.9M	¥4,544	-1.0%	¥6.1B ($39.4M)
2023-07-19	BUY	Market Buy	ブラックロック・アセット・マネジメント・アイルランド・リミテッド BlackRock Asset Management Ireland Limited	passive	2.3M	¥4,544	+1.0%	¥3.3B ($21.6M)
2023-07-19	SELL	Market Buy	ブラックロック・アセット・マネジメント・カナダ・リミテッド BlackRock Asset Management Canada Limited	passive	292.5K	¥4,544	-1.0%	¥788M ($5.1M)
2023-07-19	BUY	Market Buy	ブラックロック・ファンド・マネジャーズ・リミテッド BlackRock Fund Managers Limited	passive	2.0M	¥4,544	+1.0%	¥5.3B ($34.3M)
2023-07-19	BUY	Market Buy	ブラックロック(ネザーランド)BVBV) BlackRock (Netherlands	passive	1.2M	¥4,544	+1.0%	¥2.2B ($14.0M)
2023-07-19	SELL	Market Buy	ブラックロック・インベストメント・マネジメント・エルエルシー BlackRock Investment Management LLC	passive	418.0K	¥4,544	-1.0%	¥197M ($1.3M)
2023-07-19	BUY	Market Buy	ブラックロック・フィナンシャル・マネジメント・インク(BlackRock Financial Management BlackRock Financial Management, Inc.	passive	229.1K	¥4,544	+1.0%	¥95.7B ($617.5M)
2023-07-19	SELL	Market Buy	ブラックロック・アドバイザーズ・エルエルシー(BlackRock Advisers BlackRock Advisers, LLC	passive	286.4K	¥4,544	-1.0%	¥591M ($3.8M)
2023-07-19	BUY	Market Buy	ブラックロック・ジャパン株式会社 BlackRock Japan Co., Ltd.	passive	7.7M	¥4,544	+1.0%	¥17.1B ($110.5M)
2023-03-29	SELL	Market Buy	3Dインベストメント・パートナーズ・プライベート・リミティッド(3D Investment Partners Pte. Ltd.) 3D Investment Partners Pte. Ltd.	activist	21.2M	¥4,422	-3.8%	¥44.1B ($284.2M)
2023-03-20	BUY	Market Buy	ジェー・ピー・モルガン・インベストメント・マネージメント・インク J.P. Morgan Investment Management Inc.	passive	973.7K	¥4,194	+9.4%	¥4.1B ($26.3M)
2023-03-20	BUY	Market Buy	ジェー・ピー・モルガン・セキュリティーズ・エルエルシー J.P. Morgan Securities LLC	other	1.4M	¥4,194	+9.4%	¥4.7B ($30.5M)
2023-03-20	BUY	Market Buy	ジェー・ピー・モルガン・セキュリティーズ・ピーエルシー J.P. Morgan Securities plc	other	13.0M	¥4,194	+9.4%	¥53.7B ($346.7M)
2023-03-20	BUY	Market Buy	JPモルガン証券株式会社 JPMorgan Securities Japan Co., Ltd.	other	2.4M	¥4,194	+9.4%	¥10.2B ($65.7M)
2023-02-20	BUY	Market Buy	ジェー・ピー・モルガン・セキュリティーズ・エルエルシー J.P. Morgan Securities LLC	other	271.5K	¥4,337	+5.8%	¥1.2B ($7.6M)
2023-02-20	BUY	Market Buy	ジェー・ピー・モルガン・セキュリティーズ・ピーエルシー J.P. Morgan Securities plc	other	22.3M	¥4,337	+5.8%	¥96.9B ($624.9M)
2023-02-20	BUY	Market Buy	ジェー・ピー・モルガン・インベストメント・マネージメント・インク J.P. Morgan Investment Management Inc.	passive	970.7K	¥4,337	+5.8%	¥4.2B ($27.2M)
2022-06-02	BUY	Market Buy	チヌーク・ホールディングス・リミテッド Chinook Holdings Ltd.	activist	17.0M	¥5,922	-22.5%	¥17.2B ($110.9M)
2022-06-02	SELL	Market Buy	ファラロン・キャピタル・マネジメント・エルエルシー(Farallon Capital Management Farallon Capital Management, LLC	activist	6.0M	¥5,922	+22.5%	¥19.0B ($122.5M)
2022-05-27	BUY	unknown	バークレイズ・キャピタル・セキュリティーズ・リミテッド Barclays Capital Securities Ltd.	other	6.9M	¥5,760	-20.3%	¥40.0B ($258.3M)
2022-05-27	BUY	unknown	バークレイズ・バンク・ピーエルシー Barclays Bank PLC	other	15.5M	¥5,760	-20.3%	¥89.3B ($576.1M)
2022-05-27	BUY	unknown	バークレイズ・バンク・ピーエルシー Barclays Bank PLC	other	107.9K	¥5,760	-20.3%	¥621M ($4.0M)
2022-05-27	BUY	unknown	バークレイズ・キャピタル・セキュリティーズ・リミテッド Barclays Capital Securities Ltd.	other	6.9M	¥5,760	-20.3%	¥40.0B ($258.3M)
2022-05-16	BUY	Market Buy	バークレイズ・キャピタル・セキュリティーズ・リミテッド Barclays Capital Securities Ltd.	other	5.4M	¥5,426	-15.4%	¥28.8B ($185.9M)
2022-05-16	BUY	Market Buy	バークレイズ・バンク・ピーエルシー Barclays Bank PLC	other	1.8M	¥5,426	-15.4%	¥9.9B ($63.7M)
2022-05-16	SELL	Market Buy	バークレイズ・キャピタル・セキュリティーズ・リミテッド Barclays Capital Securities Ltd.	other	5.4M	¥5,426	+15.4%	¥27.3B ($175.9M)
2022-05-16	BUY	Market Buy	バークレイズ・バンク・ピーエルシー Barclays Bank PLC	other	15.5M	¥5,426	-15.4%	¥15.7B ($101.6M)
2022-04-18	BUY	unknown	バークレイズ・キャピタル・セキュリティーズ・リミテッド Barclays Capital Securities Ltd.	other	10.5M	¥5,056	-9.2%	¥52.8B ($340.9M)
2022-04-18	BUY	unknown	バークレイズ・キャピタル・セキュリティーズ・リミテッド Barclays Capital Securities Ltd.	other	10.5M	¥5,056	-9.2%	¥52.8B ($340.9M)
2022-04-18	BUY	unknown	バークレイズ・バンク・ピーエルシー Barclays Bank PLC	other	12.6M	¥5,056	-9.2%	¥63.6B ($410.1M)
2022-04-18	BUY	unknown	バークレイズ・バンク・ピーエルシー Barclays Bank PLC	other	2.9K	¥5,056	-9.2%	¥15M ($96K)
2022-03-31	SELL	unknown	エフィッシモキャピタルマネージメントピーティーイーエルティーディー(Effissimo Capital Management Pte. Ltd.) Effissimo Capital Management Pte. Ltd.	activist	42.9M	¥4,650	+1.3%	¥201M ($1.3M)

Showing the 50 most recent of 54 filings.

Frequently asked questions

Who has been buying Toshiba Corporation stock?: 25 distinct investors have filed 31 disclosed large-shareholding filings in Toshiba Corporation (6502), most recently on 2023-10-04. 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 Toshiba Corporation have?: Toshiba Corporation has 31 buy-side and 16 sell-side disclosures on record, covering ¥1.93T ($12.5B) in total reported value, spanning 2021-04-02 to 2023-10-04.
Where does StockDrifts get Toshiba Corporation 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 Toshiba Corporation. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.