Who has been buying ReproCELL Incorporated stock?

5 distinct investors have filed 12 disclosed large-shareholding filings in ReproCELL Incorporated (4978), most recently on 2024-07-19. 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 ReproCELL Incorporated have?

ReproCELL Incorporated has 12 buy-side and 17 sell-side disclosures on record, covering ¥12.9B ($83.0M) in total reported value, spanning 2021-06-24 to 2024-07-19.

Where does StockDrifts get ReproCELL Incorporated 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.

ReproCELL Incorporated 4978

Company

株式会社リプロセルReproCELL Incorporated

Investors

Buys

Total Value

¥12.9B ($83.0M)

Avg Return

+2.28%

Last Filing

2024-07-19

ReproCELL Incorporated (4978) has 12 disclosed large-shareholding filings and 17 disclosed disposals on record, filed by 5 distinct investors. Together those filings cover ¥12.9B ($83.0M) in reported transaction value. The earliest filing StockDrifts holds for ReproCELL Incorporated is dated 2021-06-24; the most recent is 2024-07-19. 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 +2.28%, 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
2026-08-07	BUY	unknown	BofA証券株式会社	other	0	¥132	+12.1%	-
2026-08-07	BUY	unknown	メリルリンチ・インターナショナル Merrill Lynch International	other	5.4M	¥132	+12.1%	¥710M ($4.6M)
2026-07-28	SELL	subscription	ハイツ・キャピタル・マネジメント・インク(Heights Capital Management, Inc.) Heights Capital Management, Inc.	passive	6.4M	¥124	-19.4%	¥344M ($2.2M)
2026-07-24	BUY	subscription	ハイツ・キャピタル・マネジメント・インク(Heights Capital Management, Inc.) Heights Capital Management, Inc.	passive	9.3M	¥125	+18.4%	¥669M ($4.3M)
2026-06-22	SELL	subscription	ハイツ・キャピタル・マネジメント・インク(Heights Capital Management, Inc.) Heights Capital Management, Inc.	passive	3.4M	¥123	-2.4%	¥291M ($1.9M)
2026-06-18	BUY	subscription	ハイツ・キャピタル・マネジメント・インク(Heights Capital Management, Inc.) Heights Capital Management, Inc.	passive	5.9M	¥126	+0.0%	¥739M ($4.8M)
2024-07-19	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	162.0K	¥143	+25.9%	¥23M ($149K)
2024-07-19	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	3.7M	¥143	+25.9%	¥499M ($3.2M)
2024-07-04	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	17.9K	¥137	+31.4%	¥221M ($1.4M)
2024-07-04	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	80.9K	¥137	-31.4%	¥2M ($16K)
2024-07-04	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	5.5M	¥137	+31.4%	¥698M ($4.5M)
2024-04-19	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	178.4K	¥137	+31.4%	¥24M ($158K)
2024-04-19	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	101.9K	¥137	+31.4%	¥14M ($90K)
2024-04-19	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	6.2M	¥137	+31.4%	¥788M ($5.1M)
2024-03-06	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	7.3M	¥166	+8.4%	¥1.1B ($7.1M)
2024-03-06	SELL	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	174.8K	¥166	-8.4%	¥1M ($9K)
2024-03-06	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	99.9K	¥166	+8.4%	¥17M ($107K)
2024-01-31	SELL	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	184.1K	¥172	-4.7%	¥3M ($19K)
2024-01-31	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	98.8K	¥172	-4.7%	¥19M ($124K)
2024-01-31	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	8.9M	¥172	+4.7%	¥1.4B ($8.9M)
2023-12-27	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	195.1K	¥166	+8.4%	¥32M ($209K)
2023-12-27	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	204.6K	¥166	+8.4%	¥34M ($219K)
2023-12-27	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	9.9M	¥166	+8.4%	¥1.7B ($10.7M)
2022-04-22	SELL	subscription	SMBC日興証券株式会社 SMBC Nikko Securities Inc.	other	3.5M	¥219	+17.8%	¥270M ($1.7M)
2022-01-21	SELL	subscription	SMBC日興証券株式会社 SMBC Nikko Securities Inc.	other	4.7M	¥210	+14.3%	¥245M ($1.6M)
2021-12-22	SELL	subscription	SMBC日興証券株式会社 SMBC Nikko Securities Inc.	other	5.8M	¥229	+21.4%	¥495M ($3.2M)
2021-12-07	SELL	subscription	SMBC日興証券株式会社 SMBC Nikko Securities Inc.	other	8.3M	¥224	+19.6%	¥56M ($362K)
2021-12-01	SELL	subscription	SMBC日興証券株式会社 SMBC Nikko Securities Inc.	other	8.7M	¥225	+20.0%	¥193M ($1.2M)
2021-11-22	SELL	subscription	SMBC日興証券株式会社 SMBC Nikko Securities Inc.	other	9.5M	¥232	+22.4%	¥77M ($499K)
2021-11-16	SELL	subscription	SMBC日興証券株式会社 SMBC Nikko Securities Inc.	other	10.0M	¥239	+24.7%	¥145M ($937K)
2021-11-01	SELL	subscription	SMBC日興証券株式会社 SMBC Nikko Securities Inc.	other	10.8M	¥243	+25.9%	¥187M ($1.2M)
2021-10-20	SELL	subscription	SMBC日興証券株式会社 SMBC Nikko Securities Inc.	other	11.7M	¥262	+31.3%	¥168M ($1.1M)
2021-10-13	SELL	subscription	SMBC日興証券株式会社 SMBC Nikko Securities Inc.	other	12.2M	¥258	+30.2%	¥66M ($428K)
2021-10-13	BUY	subscription	SMBC日興証券株式会社 SMBC Nikko Securities Inc.	other	12.2M	¥258	-30.2%	¥66M ($428K)
2021-09-30	SELL	subscription	SMBC日興証券株式会社 SMBC Nikko Securities Inc.	other	12.6M	¥286	+37.1%	¥217M ($1.4M)
2021-08-25	SELL	subscription	SMBC日興証券株式会社 SMBC Nikko Securities Inc.	other	13.3M	¥303	+40.6%	¥166M ($1.1M)
2021-08-05	SELL	subscription	三井住友DSアセットマネジメント株式会社 Sumitomo Mitsui DS Asset Management Company, Limited	other	0	¥287	+37.3%	¥68M ($440K)
2021-08-05	BUY	subscription	SMBC日興証券株式会社 SMBC Nikko Securities Inc.	other	14.1M	¥287	-37.3%	¥3.4B ($21.7M)
2021-06-24	BUY	subscription	三井住友DSアセットマネジメント株式会社 Sumitomo Mitsui DS Asset Management Company, Limited	passive	235.9K	¥339	-46.9%	¥80M ($516K)
2021-06-24	BUY	subscription	SMBC日興証券株式会社 SMBC Nikko Securities Inc.	other	14.8M	¥339	-46.9%	¥5.0B ($32.4M)

Frequently asked questions

Who has been buying ReproCELL Incorporated stock?: 5 distinct investors have filed 12 disclosed large-shareholding filings in ReproCELL Incorporated (4978), most recently on 2024-07-19. 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 ReproCELL Incorporated have?: ReproCELL Incorporated has 12 buy-side and 17 sell-side disclosures on record, covering ¥12.9B ($83.0M) in total reported value, spanning 2021-06-24 to 2024-07-19.
Where does StockDrifts get ReproCELL Incorporated 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 ReproCELL Incorporated. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.