Who has been buying BBD Initiative Inc. stock?

7 distinct investors have filed 6 disclosed large-shareholding filings in BBD Initiative Inc. (5259), most recently on 2025-08-29. 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 BBD Initiative Inc. have?

BBD Initiative Inc. has 6 buy-side and 25 sell-side disclosures on record, covering ¥5.9B ($38.3M) in total reported value, spanning 2023-04-04 to 2025-08-29.

Where does StockDrifts get BBD Initiative 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.

BBD Initiative Inc. 5259

Company

BBDイニシアティブ株式会社BBD Initiative Inc.

Investors

Buys

Total Value

¥5.9B ($38.3M)

Avg Return

+40.11%

Last Filing

2025-08-29

BBD Initiative Inc. (5259) has 6 disclosed large-shareholding filings and 25 disclosed disposals on record, filed by 7 distinct investors. Together those filings cover ¥5.9B ($38.3M) in reported transaction value. The earliest filing StockDrifts holds for BBD Initiative Inc. is dated 2023-04-04; the most recent is 2025-08-29. 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 +40.11%, 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
2025-08-29	BUY	unknown	株式会社ヘッドウォータース Headwaters Co.,Ltd.	strategic	1.6M	¥1,797	-38.5%	¥2.9B ($18.5M)
2025-08-29	BUY	unknown	株式会社ヘッドウォータース Headwaters Co.,Ltd.	strategic	1.6M	¥1,797	-38.5%	¥2.9B ($18.5M)
2025-08-28	BUY	Market Buy	清原達郎 Tatsuro Kiyohara	passive	0	¥1,660	-33.4%	¥3.1B ($19.9M)
2025-08-27	SELL	Market Buy	清原達郎 Tatsuro Kiyohara	passive	0	¥1,704	+35.1%	¥3.2B ($20.4M)
2025-03-07	SELL	unknown	インフィニティアセットマネジメント株式会社 Infinity Asset Management Co., Ltd.	strategic	300.8K	¥1,189	+7.0%	¥57M ($371K)
2025-03-07	SELL	unknown	稲葉貴美子 Kimiko Inaba	strategic	70.0K	¥1,189	+7.0%	¥14M ($89K)
2025-03-07	SELL	unknown	インフィニティアセットマネジメント株式会社 Infinity Asset Management Co., Ltd.	strategic	300.8K	¥1,189	+7.0%	¥57M ($371K)
2025-03-07	SELL	unknown	稲葉貴美子 Kimiko Inaba	strategic	70.0K	¥1,189	+7.0%	¥14M ($89K)
2025-03-07	SELL	unknown	稲葉雄一 YUICHI INABA	strategic	1.4M	¥1,189	+7.0%	¥261M ($1.7M)
2025-03-07	SELL	unknown	稲葉雄一 YUICHI INABA	strategic	1.4M	¥1,189	+7.0%	¥261M ($1.7M)
2025-02-07	SELL	Market Buy	グロース・キャピタル株式会社 Growth Capital Inc.	passive	266.0K	¥1,255	+11.9%	¥58M ($371K)
2025-01-30	SELL	Market Buy	グロース・キャピタル株式会社 Growth Capital Inc.	passive	312.9K	¥1,288	+14.1%	¥88M ($570K)
2025-01-27	SELL	Market Buy	グロース・キャピタル株式会社 Growth Capital Inc.	passive	383.1K	¥1,235	+10.4%	¥59M ($378K)
2025-01-22	SELL	Market Buy	グロース・キャピタル株式会社 Growth Capital Inc.	passive	432.2K	¥1,369	+19.2%	¥82M ($529K)
2025-01-15	SELL	Market Buy	グロース・キャピタル株式会社 Growth Capital Inc.	passive	494.7K	¥1,303	+15.1%	¥36M ($235K)
2025-01-14	SELL	Market Buy	グロース・キャピタル株式会社 Growth Capital Inc.	passive	524.1K	¥1,314	+15.8%	¥87M ($561K)
2024-12-25	SELL	Market Buy	グロース・キャピタル株式会社 Growth Capital Inc.	passive	594.4K	¥1,199	+7.8%	¥38M ($248K)
2024-12-04	SELL	Market Buy	グロース・キャピタル株式会社 Growth Capital Inc.	passive	628.4K	¥1,179	+6.2%	¥109M ($705K)
2024-12-02	SELL	Market Buy	グロース・キャピタル株式会社 Growth Capital Inc.	passive	729.2K	¥1,140	+3.0%	¥80M ($518K)
2024-11-28	SELL	Market Buy	グロース・キャピタル株式会社 Growth Capital Inc.	passive	806.2K	¥1,117	+1.0%	¥72M ($465K)
2024-11-26	SELL	Market Buy	グロース・キャピタル株式会社 Growth Capital Inc.	passive	877.6K	¥1,081	-2.3%	¥159M ($1.0M)
2024-11-22	SELL	Market Buy	グロース・キャピタル株式会社 Growth Capital Inc.	passive	1.0M	¥1,163	+4.9%	¥625K ($4K)
2024-04-17	BUY	Market Buy	グロース・キャピタル株式会社 Growth Capital Inc.	passive	1.0M	¥757	+46.1%	¥790M ($5.1M)
2024-04-02	BUY	subscription	インフィニティアセットマネジメント株式会社 Infinity Asset Management Co., Ltd.	strategic	300.8K	¥888	+24.6%	¥267M ($1.7M)
2024-04-02	BUY	subscription	稲葉貴美子 Kimiko Inaba	strategic	70.0K	¥888	+24.6%	¥62M ($401K)
2024-04-02	BUY	subscription	稲葉雄一 YUICHI INABA	strategic	1.4M	¥888	+24.6%	¥1.2B ($7.9M)
2023-11-14	BUY	Market Buy	清原達郎 Tatsuro Kiyohara	passive	1.6M	¥533	+107.5%	¥852M ($5.5M)
2023-11-14	SELL	unknown	タワー投資顧問株式会社 Tower Investment Management Co., Ltd.	unknown	0	¥533	-107.5%	¥852M ($5.5M)
2023-09-01	SELL	Market Buy	タワー投資顧問株式会社 Tower Investment Management Co., Ltd.	passive	1.6M	¥612	-80.7%	¥22M ($140K)
2023-07-10	SELL	unknown	インフィニティアセットマネジメント株式会社 Infinity Asset Management Co., Ltd.	strategic	300.8K	¥747	-48.1%	¥4M ($23K)
2023-07-10	SELL	unknown	稲葉貴美子 Kimiko Inaba	strategic	70.0K	¥747	-48.1%	¥788K ($5K)
2023-07-10	SELL	Market Buy	インフィニティアセットマネジメント株式会社 Infinity Asset Management Co., Ltd.	strategic	300.8K	¥747	-48.1%	¥4M ($23K)
2023-07-10	SELL	Market Buy	稲葉貴美子 Kimiko Inaba	strategic	70.0K	¥747	-48.1%	¥788K ($5K)
2023-07-10	BUY	Market Buy	稲葉雄一 YUICHI INABA	strategic	1.4M	¥747	+48.1%	¥23M ($147K)
2023-07-10	BUY	unknown	稲葉雄一 YUICHI INABA	strategic	1.4M	¥747	+48.1%	¥23M ($147K)
2023-04-07	BUY	unknown	稲葉雄一 YUICHI INABA	strategic	1.3M	¥840	+31.7%	¥1.1B ($7.2M)
2023-04-07	BUY	unknown	インフィニティアセットマネジメント株式会社 Infinity Asset Management Co., Ltd.	strategic	300.8K	¥840	+31.7%	¥253M ($1.6M)
2023-04-07	BUY	unknown	稲葉貴美子 Kimiko Inaba	strategic	70.0K	¥840	+31.7%	¥59M ($379K)
2023-04-04	BUY	Market Buy	タワー投資顧問株式会社 Tower Investment Management Co., Ltd.	activist	1.6M	¥855	+29.4%	¥1.4B ($8.8M)

Frequently asked questions

Who has been buying BBD Initiative Inc. stock?: 7 distinct investors have filed 6 disclosed large-shareholding filings in BBD Initiative Inc. (5259), most recently on 2025-08-29. 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 BBD Initiative Inc. have?: BBD Initiative Inc. has 6 buy-side and 25 sell-side disclosures on record, covering ¥5.9B ($38.3M) in total reported value, spanning 2023-04-04 to 2025-08-29.
Where does StockDrifts get BBD Initiative 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 BBD Initiative Inc.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.