Matthew B. Klein
CIK 1808968 · CHIEF EXECUTIVE OFFICER · last filed 2026-05-26
Matthew B. Klein is a CHIEF EXECUTIVE OFFICER who has filed 41 SEC Form 4 insider transactions across 2 companies since 2020. The most recent filing, for CLPT, was dated May 26, 2026. Across all open-market trades the lifetime net is −$7.4M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $30.6M 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.
$30.59M
2
41
-$7.40M
Holdings By Company
Recent Filings
41 filings| Filed | Symbol | Action | Net Shares | Net $ | Link |
|---|---|---|---|---|---|
| 2026-05-26 | CLPT | Mixed | −16,000 | -$185.4K | EDGAR |
| 2026-05-21 | CLPT | Exer (M) | +12,417 | $0 | EDGAR |
| 2026-05-15 | PTCT | Mixed | −72 | -$917.2K | EDGAR |
| 2026-04-23 | PTCT | Sell (S) | −2,850 | -$202.1K | EDGAR |
| 2026-03-13 | PTCT | Mixed | +9,838 | -$170.6K | EDGAR |
| 2026-02-20 | PTCT | Sell (S) | −7,371 | -$511.3K | EDGAR |
| 2026-01-12 | PTCT | Sell (S) | −2,514 | -$192.2K | EDGAR |
| 2026-01-08 | PTCT | Sell (S) | −8,165 | -$629.9K | EDGAR |
| 2026-01-06 | PTCT | Grant (A) | +63,000 | $0 | EDGAR |
| 2026-01-02 | PTCT | Sell (S) | −8,089 | -$619.9K | EDGAR |