John A Jr Mastalerz
CIK 1599216 · SVP Fin, Corp Controller, CAO · last filed 2026-03-09
John A Jr Mastalerz is a SVP Fin, Corp Controller, CAO who has filed 46 SEC Form 4 insider transactions across 1 company since 2014. The most recent filing, for WAB, was dated Mar 9, 2026. Across all open-market trades the lifetime net is −$4.1M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $2.0M 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.
$2.01M
1
46
-$4.13M
Holdings By Company
| Symbol | Role | Shares | Price | Disclosed Exposure | Lifetime OM Net | Filings | Latest Filed |
|---|---|---|---|---|---|---|---|
| WAB | SVP Fin, Corp Controller, CAO | 7,593 | $265.20 | $2.01M | -$4.13M | 46 | 2026-03-09 |
Recent Filings
46 filings| Filed | Symbol | Action | Net Shares | Net $ | Link |
|---|---|---|---|---|---|
| 2026-03-09 | WAB | Grant (A) | +519 | $0 | EDGAR |
| 2026-03-04 | WAB | Tax (F) | −321 | -$84.4K | EDGAR |
| 2026-02-17 | WAB | Mixed | +2,109 | $543.1K | EDGAR |
| 2025-11-14 | WAB | Sell (S) | −2,766 | -$580.9K | EDGAR |
| 2025-03-24 | WAB | Grant (A) | +668 | $0 | EDGAR |
| 2025-03-05 | WAB | Tax (F) | −306 | -$56.3K | EDGAR |
| 2025-02-18 | WAB | Mixed | +2,007 | $389.6K | EDGAR |
| 2024-11-07 | WAB | Sell (S) | −2,796 | -$558.4K | EDGAR |
| 2024-04-29 | WAB | Mixed | −3,356 | -$578.0K | EDGAR |
| 2024-03-08 | WAB | Grant (A) | +885 | $0 | EDGAR |