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JTP Co.,Ltd. 2488

Company
JTP株式会社JTP Co.,Ltd.
Investors
4
Buys
6
Total Value
¥340M ($2.2M)
Avg Return
+6.28%
Last Filing
2026-04-16

JTP Co.,Ltd. (2488) has 6 disclosed large-shareholding filings and 1 disclosed disposals on record, filed by 4 distinct investors. Together those filings cover ¥340M ($2.2M) in reported transaction value. The earliest filing StockDrifts holds for JTP Co.,Ltd. is dated 2024-08-27; the most recent is 2026-04-16. 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 +6.28%, measured from each filing date to the latest available close.

Price & insider activity (12 months)

Recent filings

DateTypeSourceInsiderPurposeSharesPrice at filingReturnValue
2026-04-16BUYMarket Buy
株式会社UH Partners 2
passive164.6K¥1,221+12.3%¥73M ($474K)
2026-04-16BUYMarket Buy
光通信株式会社
passive430.1K¥1,221+12.3%¥525M ($3.4M)
2026-03-30BUYMarket Buy
株式会社UH Partners 2
passive104.4K¥1,138+9.5%¥78M ($503K)
2026-03-30BUYMarket Buy
光通信株式会社
passive430.1K¥1,138+9.5%¥489M ($3.2M)
2026-02-16SELLunknown
JTP株式会社
JTP Co., Ltd.
unknown0¥1,212-1.0%¥1.0B ($6.5M)
2025-09-26BUYMarket Buy
株式会社UH Partners 2
UH Partners 2, Inc.
passive36.3K¥1,540-20.5%¥40M ($257K)
2025-09-26BUYMarket Buy
光通信株式会社
Hikari Tsushin K.K.
passive430.1K¥1,540-20.5%¥662M ($4.3M)
2025-06-06BUYMarket Buy
光通信株式会社
Hikari Tsushin K.K.
passive430.1K¥1,182+3.5%¥70M ($450K)
2025-06-06BUYMarket Buy
株式会社UH Partners 2
UH Partners 2, Inc.
passive10.5K¥1,182+3.5%¥12M ($80K)
2025-05-23BUYMarket Buy
光通信株式会社
Hikari Tsushin K.K.
passive371.1K¥1,135+7.8%¥79M ($511K)
2024-11-14BUYMarket Buy
光通信株式会社
Hikari Tsushin K.K.
passive301.1K¥979+25.0%¥295M ($1.9M)
2024-08-27BUYunknown
双日テックイノベーション株式会社
Sojitz Tech-Innovation
other470.0K¥1,030+18.8%¥484M ($3.1M)

Frequently asked questions

Who has been buying JTP Co.,Ltd. stock?
4 distinct investors have filed 6 disclosed large-shareholding filings in JTP Co.,Ltd. (2488), most recently on 2026-04-16. 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 JTP Co.,Ltd. have?
JTP Co.,Ltd. has 6 buy-side and 1 sell-side disclosures on record, covering ¥340M ($2.2M) in total reported value, spanning 2024-08-27 to 2026-04-16.
Where does StockDrifts get JTP 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 JTP Co.,Ltd.. For how StockDrifts scores these disclosures, see the Japan insider signal tier research, or browse every Japanese stock we track.