アスカ株式会社 (7227) has 6 disclosed large-shareholding filings and 3 disclosed disposals on record, filed by 3 distinct investors. The earliest filing StockDrifts holds for アスカ株式会社 is dated 2023-09-04; the most recent is 2026-02-20.
| Date | Type | Source | Insider | Purpose | Shares | Price at filing | Return | Value |
|---|---|---|---|---|---|---|---|---|
| 2026-07-22 | BUY | Market Buy | 株式会社CIS 代表取締役 片山 義規 Central Ise-Shima Corporation | activist | 1.6M | - | - | - |
| 2026-02-20 | SELL | unknown | 株式会社CIS 代表取締役 片山 義規 Central Ise-Shima Corporation CEO Yoshinori Katayama | activist | 1.4M | - | - | - |
| 2025-04-24 | BUY | unknown | 株式会社CIS 代表取締役 片山 義規 Central Ise-Shima Corporation CEO Yoshinori Katayama | activist | 1.9M | - | - | - |
| 2025-04-24 | BUY | Market Buy | 株式会社CIS 代表取締役 片山 義規 Central Ise-Shima Corporation CEO Yoshinori Katayama | activist | 1.9M | - | - | - |
| 2025-03-14 | BUY | unknown | 株式会社CIS 代表取締役 片山 義規 Central Ise-Shima Corporation CEO Yoshinori Katayama | activist | 1.4M | - | - | - |
| 2025-03-14 | BUY | Market Buy | 株式会社CIS 代表取締役 片山 義規 Central Ise-Shima Corporation CEO Yoshinori Katayama | activist | 1.9M | - | - | - |
| 2025-03-10 | BUY | unknown | 株式会社CIS 代表取締役 片山 義規 Central Ise-Shima Corporation CEO Yoshinori Katayama | activist | 1.4M | - | - | - |
| 2025-03-10 | BUY | Market Buy | 株式会社CIS 代表取締役 片山 義規 Central Ise-Shima Corporation CEO Yoshinori Katayama | activist | 1.9M | - | - | - |
| 2024-10-17 | BUY | Market Buy | 株式会社CIS 代表取締役 片山 義規 Central Ise-Shima Corporation CEO Yoshinori Katayama | activist | 1.4M | - | - | - |
| 2024-05-16 | BUY | Market Buy | 株式会社CIS 代表取締役 片山 義規 Central Ise-Shima Corporation CEO Yoshinori Katayama | activist | 1.4M | - | - | - |
| 2024-04-22 | BUY | unknown | 株式会社CIS 代表取締役 片山 義規 Central Ise-Shima Corporation CEO Yoshinori Katayama | activist | 1.3M | - | - | - |
| 2024-04-22 | BUY | unknown | 片山 義規 Yoshinori Katayama | activist | 8.1K | - | - | - |
| 2024-04-22 | BUY | unknown | 片山 義規 Yoshinori Katayama | activist | 8.1K | - | - | - |
| 2024-04-22 | BUY | unknown | 株式会社CIS 代表取締役 片山 義規 Central Ise-Shima Corporation CEO Yoshinori Katayama | activist | 1.3M | - | - | - |
| 2024-03-29 | BUY | unknown | 株式会社CIS 代表取締役 片山 義規 Central Ise-Shima Corporation CEO Yoshinori Katayama | activist | 1.3M | - | - | - |
| 2023-10-17 | SELL | Market Buy | 片山 義規 Yoshinori Katayama | activist | 0 | - | - | - |
| 2023-10-17 | BUY | Market Buy | 株式会社CIS 代表取締役 片山 義規 Central Ise-Shima Corporation CEO Yoshinori Katayama | activist | 1.3M | - | - | - |
| 2023-09-04 | SELL | negotiated | ニチアス株式会社 Nichias Corporation | strategic | 778.4K | - | - | - |
| 2023-09-04 | BUY | negotiated | ニチアス株式会社 Nichias Corporation | strategic | 778.4K | - | - | - |
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.