Who has been buying Frontier Management Inc. stock?

11 distinct investors have filed 18 disclosed large-shareholding filings in Frontier Management Inc. (7038), most recently on 2024-08-19. 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 Frontier Management Inc. have?

Frontier Management Inc. has 18 buy-side and 9 sell-side disclosures on record, covering ¥3.1B ($19.7M) in total reported value, spanning 2021-03-17 to 2024-08-19.

Where does StockDrifts get Frontier Management 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.

Frontier Management Inc. 7038

Company

フロンティア・マネジメント株式会社Frontier Management Inc.

Investors

Buys

Total Value

¥3.1B ($19.7M)

Avg Return

-48.18%

Last Filing

2024-08-19

Frontier Management Inc. (7038) has 18 disclosed large-shareholding filings and 9 disclosed disposals on record, filed by 11 distinct investors. Together those filings cover ¥3.1B ($19.7M) in reported transaction value. The earliest filing StockDrifts holds for Frontier Management Inc. is dated 2021-03-17; the most recent is 2024-08-19. 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 -48.18%, 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
2024-08-19	BUY	unknown	松岡真宏 Masahiro Matsuoka	activist	247.7K	¥1,043	-42.9%	¥2.1B ($13.3M)
2024-08-19	SELL	unknown	松岡真宏 Masahiro Matsuoka	activist	247.7K	¥1,043	+42.9%	¥2.1B ($13.3M)
2024-08-16	BUY	Market Buy	M&Aキャピタルパートナーズ株式会社 M&A Capital Partners Co., Ltd.	strategic	2.3M	¥1,045	-43.0%	¥367M ($2.4M)
2024-08-16	BUY	negotiated	M&Aキャピタルパートナーズ株式会社 M&A Capital Partners Co., Ltd.	strategic	2.3M	¥1,045	-43.0%	¥367M ($2.4M)
2024-08-15	BUY	negotiated	M&Aキャピタルパートナーズ株式会社 M&A Capital Partners Co., Ltd.	strategic	1.9M	¥997	-40.2%	¥1.9B ($12.4M)
2022-08-22	BUY	unknown	レオス・キャピタルワークス株式会社 RHEOS CAPITAL WORKS Inc.	passive	40.0K	¥1,292	-53.9%	¥52M ($333K)
2022-08-22	BUY	unknown	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	70.9K	¥1,292	-53.9%	¥84M ($545K)
2022-08-05	BUY	unknown	レオス・キャピタルワークス株式会社 RHEOS CAPITAL WORKS Inc.	passive	40.0K	¥1,477	-59.6%	¥59M ($381K)
2022-08-05	BUY	unknown	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	570.8K	¥1,477	-59.6%	¥843M ($5.4M)
2022-07-25	BUY	unknown	レオス・キャピタルワークス株式会社 RHEOS CAPITAL WORKS Inc.	passive	40.0K	¥1,318	-54.8%	¥53M ($340K)
2022-07-25	BUY	unknown	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	41.3K	¥1,318	-54.8%	¥47M ($303K)
2022-07-07	BUY	unknown	レオス・キャピタルワークス株式会社 RHEOS CAPITAL WORKS Inc.	passive	40.0K	¥1,228	-51.5%	¥49M ($317K)
2022-07-07	BUY	unknown	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	565.6K	¥1,228	-51.5%	¥695M ($4.5M)
2022-06-22	BUY	unknown	レオス・キャピタルワークス株式会社 RHEOS CAPITAL WORKS Inc.	passive	40.0K	¥1,178	-49.4%	¥47M ($304K)
2022-06-22	BUY	unknown	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	75.1K	¥1,178	-49.4%	¥82M ($532K)
2022-06-07	BUY	unknown	レオス・キャピタルワークス株式会社 RHEOS CAPITAL WORKS Inc.	passive	40.0K	¥1,328	-55.1%	¥53M ($343K)
2022-06-07	BUY	unknown	株式会社SBI証券 SBI SECURITIES Co.,Ltd.	other	563.2K	¥1,328	-55.1%	¥748M ($4.8M)
2022-03-28	SELL	unknown	大西正一郎 SHOICHIRO ONISHI	activist	2.2M	¥1,032	+42.3%	¥120M ($776K)
2022-03-28	SELL	unknown	松岡真宏 MASAHIRO MATSUOKA	activist	2.2M	¥1,032	+42.3%	¥120M ($776K)
2022-03-28	BUY	unknown	大西正一郎 SHOICHIRO ONISHI	activist	2.2M	¥1,032	-42.3%	¥2.2B ($14.4M)
2022-03-28	BUY	unknown	松岡真宏 MASAHIRO MATSUOKA	activist	2.2M	¥1,032	-42.3%	¥2.2B ($14.4M)
2022-03-11	SELL	unknown	大西正一郎 SHOICHIRO ONISHI	activist	2.2M	¥900	+33.8%	¥105M ($676K)
2022-03-11	SELL	unknown	松岡真宏 MASAHIRO MATSUOKA	activist	2.2M	¥900	+33.8%	¥105M ($676K)
2022-01-14	SELL	unknown	大西正一郎 SHOICHIRO ONISHI	activist	2.3M	¥695	+14.2%	¥94M ($609K)
2022-01-14	SELL	unknown	松岡真宏 MASAHIRO MATSUOKA	activist	2.3M	¥695	+14.2%	¥94M ($609K)
2022-01-07	BUY	unknown	三井住友トラスト・アセットマネジメント株式会社 Sumitomo Mitsui Trust Asset Management Co.,Ltd.	other	140.3K	¥692	-13.9%	¥94M ($608K)
2022-01-07	BUY	unknown	日興アセットマネジメント株式会社 Nikko Asset Management Co.,Ltd.	other	251.5K	¥692	-13.9%	¥79M ($510K)
2021-09-24	BUY	unknown	アセットマネジメントOne株式会社 Asset Management One Co., Ltd.	other	81.4K	¥1,039	-42.6%	¥5M ($31K)
2021-09-24	BUY	unknown	みずほ証券株式会社 Mizuho Securities Co., Ltd.	other	34.2K	¥1,039	-42.6%	¥36M ($229K)
2021-09-24	BUY	unknown	みずほ信託銀行株式会社 Mizuho Trust & Banking Co., Ltd.	other	421.8K	¥1,039	-42.6%	¥432M ($2.8M)
2021-05-21	BUY	unknown	アセットマネジメントOne株式会社 Asset Management One Co., Ltd.	other	77.2K	¥1,400	-57.4%	¥108M ($697K)
2021-05-21	SELL	unknown	松岡真宏 MASAHIRO MATSUOKA	activist	2.4M	¥1,400	+57.4%	¥125M ($806K)
2021-05-21	BUY	unknown	みずほ信託銀行株式会社 Mizuho Trust & Banking Co., Ltd.	other	578.0K	¥1,400	-57.4%	¥809M ($5.2M)
2021-05-21	BUY	unknown	松岡真宏 MASAHIRO MATSUOKA	activist	2.4M	¥1,400	-57.4%	¥110M ($712K)
2021-05-20	SELL	unknown	大西正一郎 SHOICHIRO ONISHI	activist	2.4M	¥1,374	+56.6%	¥123M ($791K)
2021-03-17	BUY	Market Buy	スパークス・アセット・マネジメント株式会社 SPARX Asset Management Co., Ltd.	passive	603.8K	¥1,735.776	-65.7%	¥1.0B ($6.8M)

Frequently asked questions

Who has been buying Frontier Management Inc. stock?: 11 distinct investors have filed 18 disclosed large-shareholding filings in Frontier Management Inc. (7038), most recently on 2024-08-19. 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 Frontier Management Inc. have?: Frontier Management Inc. has 18 buy-side and 9 sell-side disclosures on record, covering ¥3.1B ($19.7M) in total reported value, spanning 2021-03-17 to 2024-08-19.
Where does StockDrifts get Frontier Management 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 Frontier Management Inc.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.