Joseph John Corso
CIK 1914846 · Chief Financial Officer · last filed 2026-06-05
Joseph John Corso is a Chief Financial Officer who has filed 41 SEC Form 4 insider transactions across 1 company since 2022. The most recent filing shows the insider sold $577.7K of LASR on Jun 5, 2026. Across all open-market trades the lifetime net is −$14.9M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $11.8M 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.
$11.84M
1
41
-$14.87M
Holdings By Company
| Symbol | Role | Shares | Price | Disclosed Exposure | Lifetime OM Net | Filings | Latest Filed |
|---|---|---|---|---|---|---|---|
| LASR | Chief Financial Officer | 169,915 | $69.66 | $11.84M | -$14.87M | 41 | 2026-06-05 |
Recent Filings
41 filings| Filed | Symbol | Action | Net Shares | Net $ | Link |
|---|---|---|---|---|---|
| 2026-06-05 | LASR | Sell (S) | −7,657 | -$577.7K | EDGAR |
| 2026-05-21 | LASR | Sell (S) | −55,719 | -$3.88M | EDGAR |
| 2026-05-19 | LASR | Sell (S) | −38,020 | -$2.77M | EDGAR |
| 2026-05-07 | LASR | Grant (A) | +100,000 | $0 | EDGAR |
| 2026-03-09 | LASR | Sell (S) | −25,328 | -$1.55M | EDGAR |
| 2025-12-17 | LASR | Sell (S) | −66,075 | -$2.40M | EDGAR |
| 2025-12-05 | LASR | Sell (S) | −4,127 | -$139.4K | EDGAR |
| 2025-09-08 | LASR | Sell (S) | −7,700 | -$226.5K | EDGAR |
| 2025-08-27 | LASR | Sell (S) | −38,284 | -$1.08M | EDGAR |
| 2025-08-22 | LASR | Sell (S) | −25,520 | -$683.5K | EDGAR |