John Joseph Johnston
CIK 1874850 · last filed 2025-06-23
John Joseph Johnston is a corporate insider who has filed 22 SEC Form 4 insider transactions across 1 company since 2021. The most recent filing, for MXCT, was dated Jun 23, 2025. Across all open-market trades the lifetime net is −$389.1K, making them a net seller over the disclosed history. Current disclosed insider exposure totals $191.7K 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.
$191.7K
1
22
-$389.1K
Holdings By Company
| Symbol | Role | Shares | Price | Disclosed Exposure | Lifetime OM Net | Filings | Latest Filed |
|---|---|---|---|---|---|---|---|
| MXCT | Director | 171,160 | $1.12 | $191.7K | -$389.1K | 22 | 2025-06-23 |
Recent Filings
22 filings| Filed | Symbol | Action | Net Shares | Net $ | Link |
|---|---|---|---|---|---|
| 2025-06-23 | MXCT | Grant (A) | +29,210 | $0 | EDGAR |
| 2025-01-29 | MXCT | Mixed | — | -$5.1K | EDGAR |
| 2024-12-30 | MXCT | Mixed | — | -$3.2K | EDGAR |
| 2024-12-10 | MXCT | Mixed | — | -$4.0K | EDGAR |
| 2024-10-30 | MXCT | Mixed | — | -$2.4K | EDGAR |
| 2024-09-30 | MXCT | Mixed | — | -$2.7K | EDGAR |
| 2024-08-28 | MXCT | Mixed | — | -$4.1K | EDGAR |
| 2024-07-30 | MXCT | Mixed | — | -$5.5K | EDGAR |
| 2024-07-01 | MXCT | Mixed | — | -$17.1K | EDGAR |
| 2024-06-13 | MXCT | Grant (A) | +21,367 | $0 | EDGAR |