RONALD J TANSKI
CIK 1209940 · President & CEO · last filed 2026-05-11
RONALD J TANSKI is a President & CEO who has filed 89 SEC Form 4 insider transactions across 3 companies since 2007. The most recent filing, for CMSpC, was dated May 11, 2026. Across all open-market trades the lifetime net is −$16.5M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $30.9M 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.
$30.94M
3
89
-$16.45M
Holdings By Company
Recent Filings
89 filings| Filed | Symbol | Action | Net Shares | Net $ | Link |
|---|---|---|---|---|---|
| 2026-05-11 | CMSpC | Grant (A) | +2,411 | $0 | EDGAR |
| 2026-04-02 | NFG | Grant (A) | +469 | $43.8K | EDGAR |
| 2026-01-06 | NFG | Grant (A) | +541 | $43.8K | EDGAR |
| 2025-11-12 | NFG | Gift (G) | −1,395 | $0 | EDGAR |
| 2025-10-02 | NFG | Grant (A) | +471 | $43.8K | EDGAR |
| 2025-07-03 | NFG | Grant (A) | +518 | $43.8K | EDGAR |
| 2025-05-06 | CMSpC | Grant (A) | +2,401 | $0 | EDGAR |
| 2025-04-03 | NFG | Grant (A) | +552 | $43.8K | EDGAR |
| 2025-01-03 | NFG | Grant (A) | +715 | $43.8K | EDGAR |
| 2024-11-27 | NFG | Gift (G) | −1,650 | $0 | EDGAR |