Who has been buying PR TIMES, Inc. stock?

7 distinct investors have filed 8 disclosed large-shareholding filings in PR TIMES, Inc. (3922), most recently on 2026-03-23. 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 PR TIMES, Inc. have?

PR TIMES, Inc. has 8 buy-side and 10 sell-side disclosures on record, covering ¥3.6B ($23.4M) in total reported value, spanning 2021-07-26 to 2026-03-23.

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.

PR TIMES, Inc. 3922

Company

株式会社PR TIMESPR TIMES, Inc.

Investors

Buys

Total Value

¥3.6B ($23.4M)

Avg Return

-5.96%

Last Filing

2026-03-23

PR TIMES, Inc. (3922) has 8 disclosed large-shareholding filings and 10 disclosed disposals on record, filed by 7 distinct investors. Together those filings cover ¥3.6B ($23.4M) in reported transaction value. The earliest filing StockDrifts holds for PR TIMES, Inc. is dated 2021-07-26; the most recent is 2026-03-23. Across these filings the average return since disclosure is -5.96%, 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
2026-09-07	BUY	Market Buy	三井住友DSアセットマネジメント株式会社	passive	678.3K	¥2,164	+1.0%	¥1.5B ($9.5M)
2026-09-07	BUY	unknown	SMBC日興証券株式会社	other	30.2K	¥2,164	+1.0%	¥65M ($422K)
2026-08-21	BUY	subscription	山口拓己 YAMAGUCHI TAKUMI	activist	1.1M	¥2,140	+2.1%	¥314M ($2.0M)
2026-07-31	BUY	Market Buy	山口拓己 YAMAGUCHI TAKUMI	activist	923.9K	¥2,091	+4.5%	¥28M ($183K)
2026-07-06	BUY	unknown	山口拓己 YAMAGUCHI TAKUMI	activist	904.4K	¥2,425	-	¥121M ($781K)
2026-07-06	BUY	Market Buy	山口拓己 YAMAGUCHI TAKUMI	activist	904.4K	¥2,425	-9.9%	¥121M ($781K)
2026-03-23	SELL	unknown	アセットマネジメントOne株式会社 Asset Management One Co., Ltd.	other	676.5K	¥2,022	-8.1%	¥290M ($1.9M)
2025-09-22	SELL	Market Buy	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	541.0K	¥3,215	+32.0%	¥422M ($2.7M)
2025-09-22	SELL	Market Buy	SMBC日興証券株式会社 SMBC Nikko Securities Inc.	other	11.9K	¥3,215	+32.0%	¥113M ($729K)
2025-08-08	SELL	negotiated	株式会社ベクトル VECTOR INC.	activist	7.1M	¥2,682	+18.5%	¥1.1B ($7.0M)
2025-07-23	SELL	unknown	アセットマネジメントOne株式会社 Asset Management One Co., Ltd.	other	818.6K	¥2,846	+23.2%	¥485M ($3.1M)
2025-01-10	BUY	Market Buy	SMBC日興証券株式会社 SMBC Nikko Securities Inc.	other	47.7K	¥1,742	+25.4%	¥83M ($536K)
2025-01-10	BUY	Market Buy	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	670.2K	¥1,742	+25.4%	¥1.2B ($7.5M)
2023-06-07	BUY	unknown	アセットマネジメントOne株式会社 Asset Management One Co., Ltd.	other	984.9K	¥1,410	+55.0%	¥1.4B ($8.9M)
2023-06-07	BUY	unknown	みずほ証券株式会社 Mizuho Securities Co., Ltd.	other	1.0K	¥1,410	+55.0%	¥146M ($943K)
2023-06-07	SELL	unknown	アセットマネジメントOneインターナショナル Asset Management One International Ltd.	unknown	0	¥1,410	-55.0%	¥25M ($159K)
2021-11-12	BUY	unknown	山口拓己 Takumi Yamaguchi	activist	212.5K	¥3,450	-	¥6M ($37K)
2021-11-12	BUY	unknown	山口拓己 Takumi Yamaguchi	activist	244.5K	¥3,450	-	¥112M ($726K)
2021-11-12	BUY	unknown	山口拓己 Takumi Yamaguchi	activist	208.5K	¥3,450	-	¥31M ($203K)
2021-11-12	SELL	unknown	山口拓己 Takumi Yamaguchi	activist	212.5K	¥3,450	+36.7%	¥109M ($706K)
2021-11-12	BUY	Market Buy	山口拓己 Takumi Yamaguchi	activist	244.5K	¥3,450	-36.7%	¥112M ($726K)
2021-11-12	SELL	unknown	山口拓己 Takumi Yamaguchi	activist	208.5K	¥3,450	+36.7%	¥31M ($203K)
2021-11-09	SELL	negotiated	株式会社ベクトル VECTOR INC.	activist	7.5M	¥3,480	+37.2%	¥468M ($3.0M)
2021-10-22	BUY	Market Buy	アセットマネジメントOne株式会社 Asset Management One Co., Ltd.	other	1.2M	¥3,675	-40.5%	¥519M ($3.4M)
2021-10-22	BUY	Market Buy	みずほ証券株式会社 Mizuho Securities Co., Ltd.	other	31.1K	¥3,675	-40.5%	¥5M ($32K)
2021-10-22	BUY	Market Buy	アセットマネジメントOneインターナショナル Asset Management One International Ltd.	other	17.6K	¥3,675	-	¥65M ($417K)
2021-07-26	BUY	Market Buy	アセットマネジメントOne株式会社 Asset Management One Co., Ltd.	other	1.0M	¥3,255	-32.9%	¥456M ($2.9M)
2021-07-26	SELL	Market Buy	みずほ証券株式会社 Mizuho Securities Co., Ltd.	other	29.1K	¥3,255	+32.9%	¥9M ($57K)

Frequently asked questions

Who has been buying PR TIMES, Inc. stock?: 7 distinct investors have filed 8 disclosed large-shareholding filings in PR TIMES, Inc. (3922), most recently on 2026-03-23. 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 PR TIMES, Inc. have?: PR TIMES, Inc. has 8 buy-side and 10 sell-side disclosures on record, covering ¥3.6B ($23.4M) in total reported value, spanning 2021-07-26 to 2026-03-23.
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.