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About DZS INC. (DZSI)
The SEC lists DZS INC. under CIK 0001101680, in telephone and telegraph apparatus. It is grouped with Information Technology companies on this site.
DZSI Form 4 activity by transaction type, last 90 days
No Form 4 activity for DZSI in the last 90 days.
DZSI insider transactions (Form 4)
2212 Form 4 filings on record, the earliest from Oct 2, 2024, newest first.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| DASAN NETWORKS, INC | Open-market sale | Common Stock | 9,093,015 | $0.00 | $909 | |
| Charles D. Vogt - Officer | Open-market purchase | Common Stock | 10,000 | $0.85 | $9K | |
| Matthew W. Bross - Director | Open-market purchase | Common Stock | 9,000 | $0.86 | $8K | |
| Matthew W. Bross - Director | Open-market purchase | Common Stock | 1,000 | $0.88 | $875 | |
| Todd Jackson - Director | Option exercise | Common Stock | 25,000 | - | - | |
| Todd Jackson - Director | Option exercise | Restricted Stock Units | 25,000 | - | - | |
| Woong Gee Choi - Director | Option exercise | Common Stock | 25,000 | - | - | |
| Woong Gee Choi - Director | Option exercise | Restricted Stock Units | 25,000 | - | - | |
| Miguel Alonso - Officer | Option exercise | Common Stock | 1,250 | - | - | |
| Miguel Alonso - Officer | Tax withholding / forfeiture | Common Stock | 420 | $0.56 | $235 | |
| Miguel Alonso - Officer | Option exercise | Restricted Stock Units | 1,250 | - | - | |
| Barbara Carbone - Director | Option exercise | Common Stock | 25,000 | - | - | |
| Barbara Carbone - Director | Option exercise | Restricted Stock Units | 25,000 | - | - | |
| Joon Kyung Kim - Director | Option exercise | Common Stock | 25,000 | - | - | |
| Joon Kyung Kim - Director | Option exercise | Restricted Stock Units | 25,000 | - | - | |
| Choon Yul Yoo - Director | Option exercise | Common Stock | 25,000 | - | - | |
| Choon Yul Yoo - Director | Option exercise | Restricted Stock Units | 25,000 | - | - | |
| Justin K. Ferguson - Officer | Option exercise | Common Stock | 6,668 | - | - | |
| Justin K. Ferguson - Officer | Tax withholding / forfeiture | Common Stock | 2,238 | $0.56 | $1K | |
| Justin K. Ferguson - Officer | Option exercise | Restricted Stock Units | 6,668 | - | - | |
| Matthew W. Bross - Director | Option exercise | Common Stock | 25,000 | - | - | |
| Matthew W. Bross - Director | Option exercise | Restricted Stock Units | 25,000 | - | - |
DZSI insider trading FAQ
What is the latest insider trade for DZSI?
DZS INC. (DZSI) has filed no insider reports in the last 90 days. The most recent on record is dated 2025-12-17. The full record for DZSI runs to 12 Form 4 filings, the earliest from 2024-10-02. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying DZSI stock?
No insider purchases of DZSI were filed in the last 90 days. 3 purchases are on record for this company.
How many insiders are selling DZSI stock?
No insider sales of DZSI were filed in the last 90 days. 1 sale is on record for this company.
Where can I see DZSI SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects DZSI Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
More Information Technology companies with insider activity
Recent insider filings
10The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.
- - DASAN NETWORKS, INC view on EDGAR
- - Charles D. Vogt view on EDGAR
- - Matthew W. Bross view on EDGAR
- - Matthew W. Bross view on EDGAR
- - Todd Jackson view on EDGAR
- - Woong Gee Choi view on EDGAR
- - Miguel Alonso view on EDGAR
- - Barbara Carbone view on EDGAR
- - Joon Kyung Kim view on EDGAR
- - Choon Yul Yoo view on EDGAR
Related companies with recent insider activity
Learn more
- What the Form 4 transaction codes mean
- Grants, option exercises, gifts and tax withholding are not trades on the market. The codes say which is which.
- Insider activity in Information Technology
- Where DZSI's peers are being bought and sold.
- Every recent Form 4
- The market-wide feed, updated as filings arrive from SEC EDGAR.
Follow DZSI with a 7-day demo
- DZSI on your watchlist
- Every DZSI Form 4 filing on record
- Up to 3 months of DZSI price history
- The daily trading plan of ranked insider buys, on a delay, with the plan archive