7 insiders reported 7 Form 4 transactions for DZS INC. (DZSI) over the past 18 months (most recent 2025-12-17). Recent activity: DASAN NETWORKS, INC (Insider) Sell 9.1M shares, Yoo Choon Yul (Director) Buy 25,000 shares, Choi Woong Ji (Director) Buy 25,000 shares, Kim Joon Kyung (Director) Buy 25,000 shares, Bross Matthew W (Director) Buy 25,000 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2025-12-17 | DASAN NETWORKS, INC | Insider | Sell | 9.1M | $0 |
| 2025-01-02 | Yoo Choon Yul | Director | Buy | 25,000 | $0 |
| 2025-01-02 | Choi Woong Ji | Director | Buy | 25,000 | $0 |
| 2025-01-02 | Kim Joon Kyung | Director | Buy | 25,000 | $0 |
| 2025-01-02 | Bross Matthew W | Director | Buy | 25,000 | $0 |
| 2025-01-02 | Jackson Todd | Director | Buy | 25,000 | $0 |
| 2025-01-02 | Carbone Barbara | Director | Buy | 25,000 | $0 |
Source: SEC Form 4 filings · as of 2025-12-17
