TDSE Inc. (7046) has 2 disclosed large-shareholding filings and 1 disclosed disposals on record, filed by 3 distinct investors. Together those filings cover ¥971M ($6.3M) in reported transaction value. The earliest filing StockDrifts holds for TDSE Inc. is dated 2023-05-15; the most recent is 2026-04-08. Across these filings the average return since disclosure is -27.48%, measured from each filing date to the latest available close.
| Date | Type | Source | Insider | Purpose | Shares | Price at filing | Return | Value |
|---|---|---|---|---|---|---|---|---|
| 2026-04-08 | BUY | unknown | 株式会社テクノスジャパン TECNOS JAPAN INCORPORATED | strategic | 380.0K | ¥1,380 | -4.3% | ¥524M ($3.4M) |
| 2023-07-10 | BUY | unknown | 株式会社NTTデータグループ NTT DATA GROUP CORPORATION | other | 0 | ¥2,793 | - | ¥447M ($2.9M) |
| 2023-07-10 | BUY | unknown | 株式会社NTTデータ NTT DATA JAPAN CORPORATION | other | 160.0K | ¥2,793 | - | ¥447M ($2.9M) |
| 2023-07-10 | BUY | unknown | 株式会社NTTデータ NTT DATA JAPAN CORPORATION | other | 160.0K | ¥2,793 | -52.7% | ¥447M ($2.9M) |
| 2023-07-10 | SELL | unknown | 株式会社NTTデータグループ NTT DATA GROUP CORPORATION | other | 0 | ¥2,793 | +52.7% | ¥447M ($2.9M) |
| 2023-05-15 | BUY | unknown | 株式会社エヌ・ティ・ティ・データ NTT DATA CORPORATION | other | 160.0K | ¥2,207 | - | - |
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.