Gene M. Zamiska
CIK 1456385 · SVP & Princ. Acctg Officer · last filed 2025-09-22
Gene M. Zamiska is a SVP & Princ. Acctg Officer who has filed 69 SEC Form 4 insider transactions across 2 companies since 2009. The most recent filing, for WDC, was dated Sep 22, 2025. Across all open-market trades the lifetime net is −$3.1M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $15.4M across reported positions.
"Disclosed insider exposure" sums this person's most-recently-reported share counts across each company they're an insider in, multiplied by the current underlying price. It is not net worth — it misses retail holdings, private investments, real estate, index funds, and any company where the person isn't an SEC-reporting insider. For informational purposes only.
$15.44M
2
69
-$3.11M
Holdings By Company
| Symbol | Role | Shares | Price | Disclosed Exposure | Lifetime OM Net | Filings | Latest Filed |
|---|---|---|---|---|---|---|---|
| WDC | SVP & Princ. Acctg Officer | 27,425 | $562.92 | $15.44M | -$2.63M | 58 | 2025-09-22 |
| JUNIPER NETWORKS INC (JNPR) Delisted | VP Corp Controller & CAO | 13,811 | $39.95 | $551.7K | -$475.8K | 11 | 2013-02-21 |
Recent Filings
69 filings| Filed | Symbol | Action | Net Shares | Net $ | Link |
|---|---|---|---|---|---|
| 2025-09-22 | WDC | Grant (A) | — | $0 | EDGAR |
| 2025-08-28 | WDC | Mixed | −697 | -$56.4K | EDGAR |
| 2025-08-27 | WDC | Mixed | −1,610 | -$127.6K | EDGAR |
| 2025-08-25 | WDC | Mixed | −6,779 | -$510.0K | EDGAR |
| 2025-08-21 | WDC | Mixed | −3,093 | -$234.6K | EDGAR |
| 2025-06-23 | WDC | Grant (A) | — | $0 | EDGAR |
| 2025-06-17 | WDC | Mixed | −485 | -$27.6K | EDGAR |
| 2025-06-06 | WDC | Sell (S) | −1,729 | -$94.9K | EDGAR |
| 2025-05-28 | WDC | Tax (F) | −1,142 | -$57.9K | EDGAR |
| 2025-05-22 | WDC | Tax (F) | −360 | -$18.2K | EDGAR |