Stephen Tadlock
CIK 1710396 · EVP/CEO Spool Tech/Cactus Intl · last filed 2026-03-12
Stephen Tadlock is an EVP/CEO Spool Tech/Cactus Intl who has filed 22 SEC Form 4 insider transactions across 1 company since 2018. The most recent filing, for WHD, was dated Mar 12, 2026. Across all open-market trades the lifetime net is −$6.2M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $4.7M 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.
$4.67M
1
22
-$6.20M
Holdings By Company
| Symbol | Role | Shares | Price | Disclosed Exposure | Lifetime OM Net | Filings | Latest Filed |
|---|---|---|---|---|---|---|---|
| WHD | EVP/CEO Spool Tech/Cactus Intl | 79,054 | $59.10 | $4.67M | -$6.20M | 22 | 2026-03-12 |
Recent Filings
22 filings| Filed | Symbol | Action | Net Shares | Net $ | Link |
|---|---|---|---|---|---|
| 2026-03-12 | WHD | Mixed | +10,294 | -$324.7K | EDGAR |
| 2026-03-02 | WHD | Mixed | +16,676 | -$557.9K | EDGAR |
| 2026-01-05 | WHD | Grant (A) | — | $0 | EDGAR |
| 2025-03-21 | WHD | Mixed | +9,403 | -$274.5K | EDGAR |
| 2025-03-12 | WHD | Mixed | +9,418 | -$280.3K | EDGAR |
| 2024-11-06 | WHD | Gift (G) | −80 | $0 | EDGAR |
| 2024-11-04 | WHD | Sell (S) | −33,500 | -$2.06M | EDGAR |
| 2024-03-13 | WHD | Mixed | +19,693 | -$595.3K | EDGAR |
| 2023-08-17 | WHD | Sell (S) | −34,062 | -$1.75M | EDGAR |
| 2023-03-14 | WHD | Mixed | +11,793 | -$326.0K | EDGAR |