Who has been buying Towa Food Service Co., Ltd. stock?

3 distinct investors have filed 4 disclosed large-shareholding filings in Towa Food Service Co., Ltd. (3329), most recently on 2026-05-01. 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 Towa Food Service Co., Ltd. have?

Towa Food Service Co., Ltd. has 4 buy-side and 1 sell-side disclosures on record, covering ¥3.2B ($20.7M) in total reported value, spanning 2021-04-30 to 2026-05-01.

Where does StockDrifts get Towa Food Service Co., Ltd. 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.

Towa Food Service Co., Ltd. 3329

Company

東和フードサービス株式会社Towa Food Service Co., Ltd.

Investors

Buys

Total Value

¥3.2B ($20.7M)

Avg Return

+7.40%

Last Filing

2026-05-01

Towa Food Service Co., Ltd. (3329) has 4 disclosed large-shareholding filings and 1 disclosed disposals on record, filed by 3 distinct investors. Together those filings cover ¥3.2B ($20.7M) in reported transaction value. The earliest filing StockDrifts holds for Towa Food Service Co., Ltd. is dated 2021-04-30; the most recent is 2026-05-01. 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 +7.40%, 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
2026-05-01	BUY	negotiated	岸野誠人	activist	791.3K	¥2,071	-2.7%	¥1.6B ($10.6M)
2026-05-01	BUY	negotiated	岸野誠人	activist	791.3K	¥2,071	-2.7%	¥1.6B ($10.6M)
2026-05-01	BUY	negotiated	誠香インベストメント株式会社	activist	1.2M	¥2,071	-2.7%	¥2.4B ($15.4M)
2026-05-01	BUY	negotiated	誠香インベストメント株式会社	activist	1.2M	¥2,071	-2.7%	¥2.4B ($15.4M)
2025-11-21	BUY	negotiated	岸野誠人 Makoto Kishino	activist	791.3K	¥2,028	+7.4%	¥1.6B ($10.4M)
2025-11-21	BUY	negotiated	岸野誠人 Makoto Kishino	activist	791.3K	¥2,028	+7.4%	¥1.6B ($10.4M)
2025-11-21	SELL	negotiated	株式会社誠香 SEIKA CO.,LTD.	activist	0	¥2,028	-7.4%	¥2.3B ($15.0M)
2025-11-21	BUY	negotiated	誠香インベストメント株式会社 Seika Investment Co., Ltd.	activist	1.2M	¥2,028	+7.4%	¥2.3B ($15.1M)
2025-11-21	BUY	negotiated	誠香インベストメント株式会社 Seika Investment Co., Ltd.	activist	1.2M	¥2,028	+7.4%	¥2.3B ($15.1M)
2025-10-31	BUY	negotiated	株式会社誠香 SEIKA CO.,LTD.	activist	1.2M	¥2,058	+5.8%	¥2.4B ($15.3M)
2025-04-30	BUY	negotiated	株式会社誠香 SEIKA CO.,LTD.	activist	1.2M	¥2,082	+4.6%	¥2.4B ($15.5M)
2024-11-05	BUY	negotiated	株式会社誠香 SEIKA CO.,LTD.	activist	1.2M	¥2,025	+7.6%	¥2.3B ($15.0M)
2024-05-02	BUY	negotiated	株式会社誠香 SEIKA CO.,LTD.	activist	1.2M	¥2,033	+7.1%	¥2.3B ($15.1M)
2023-10-30	BUY	negotiated	株式会社誠香 SEIKA CO.,LTD.	activist	1.2M	¥1,836	+18.6%	¥2.1B ($13.6M)
2023-04-27	BUY	negotiated	株式会社誠香 SEIKA CO.,LTD.	activist	1.2M	¥1,541	+41.3%	¥1.8B ($11.4M)
2022-10-31	BUY	negotiated	株式会社誠香 SEIKA CO.,LTD.	activist	1.2M	¥1,482	+47.0%	¥1.7B ($11.0M)
2022-04-28	BUY	negotiated	株式会社誠香代表取締役社長安藤香織 SEIKA CO.,LTD	activist	1.2M	¥1,476	+47.6%	¥1.7B ($11.0M)
2021-10-29	BUY	negotiated	株式会社誠香 SEIKA CO.,LTD.	activist	1.2M	¥1,470	+48.2%	¥1.7B ($10.9M)
2021-04-30	BUY	negotiated	株式会社誠香 SEIKA CO.,LTD.	activist	1.2M	¥1,387	+57.0%	¥1.6B ($10.3M)

Frequently asked questions

Who has been buying Towa Food Service Co., Ltd. stock?: 3 distinct investors have filed 4 disclosed large-shareholding filings in Towa Food Service Co., Ltd. (3329), most recently on 2026-05-01. 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 Towa Food Service Co., Ltd. have?: Towa Food Service Co., Ltd. has 4 buy-side and 1 sell-side disclosures on record, covering ¥3.2B ($20.7M) in total reported value, spanning 2021-04-30 to 2026-05-01.
Where does StockDrifts get Towa Food Service Co., Ltd. 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 Towa Food Service Co., Ltd.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.