Richard Giroux
CIK 1742734 · CFO & COO · last filed 2026-05-28
Richard Giroux is a CFO & COO who has filed 30 SEC Form 4 insider transactions across 1 company since 2019. The most recent filing, for MGTX, was dated May 28, 2026. Across all open-market trades the lifetime net is −$2.7M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $9.3M 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.
$9.30M
1
30
-$2.66M
Holdings By Company
| Symbol | Role | Shares | Price | Disclosed Exposure | Lifetime OM Net | Filings | Latest Filed |
|---|---|---|---|---|---|---|---|
| MGTX | CFO & COO | 969,682 | $9.59 | $9.30M | -$2.66M | 30 | 2026-05-28 |
Recent Filings
30 filings| Filed | Symbol | Action | Net Shares | Net $ | Link |
|---|---|---|---|---|---|
| 2026-05-28 | MGTX | Gift (G) | −7,000 | $0 | EDGAR |
| 2026-04-21 | MGTX | Sell (S) | −56,000 | -$572.3K | EDGAR |
| 2026-02-23 | MGTX | Mixed | +28,274 | -$236.4K | EDGAR |
| 2026-01-21 | MGTX | Mixed | +146,084 | -$1.22M | EDGAR |
| 2026-01-08 | MGTX | Mixed | +23,678 | -$222.8K | EDGAR |
| 2025-10-21 | MGTX | Sell (S) | −24,000 | -$212.9K | EDGAR |
| 2025-07-22 | MGTX | Sell (S) | −24,000 | -$204.5K | EDGAR |
| 2025-07-02 | MGTX | Gift (G) | −5,000 | $0 | EDGAR |
| 2025-04-22 | MGTX | Sell (S) | −24,000 | -$144.0K | EDGAR |
| 2025-04-07 | MGTX | Grant (A) | — | $0 | EDGAR |