John A. Mastalerz Jr.
SVP Fin, Corp Controller, CAO · WESTINGHOUSE AIR BRAKE TECHNOLOGIES CORP
- 2024
- Mar 9, 2026
- 5
Other insiders active in the same stocks
Insiders who reported open-market trades in the last 12 months at the companies John A. Mastalerz Jr. files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- Rafael Santana - $22.33M in WAB purchases and sales in the last 12 months
- David L. Deninno - $4.11M in WAB purchases and sales in the last 12 months
- John A. Olin - $2.90M in WAB purchases and sales in the last 12 months
- Rogerio Mendonca - $2.22M in WAB purchases and sales in the last 12 months
- Eric Gebhardt - $2.12M in WAB purchases and sales in the last 12 months
- Nalin Jain - $2.10M in WAB purchases and sales in the last 12 months
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Frequently asked questions
Who is John A. Mastalerz Jr.?
John A. Mastalerz Jr. is a corporate insider, tracked as SVP Fin, Corp Controller, CAO of WESTINGHOUSE AIR BRAKE TECHNOLOGIES CORP (WAB). InsiderAlpha holds 5 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did John A. Mastalerz Jr. last file a Form 4?
The most recent primary Form 4 on record is dated 9 March 2026, one of 5 filings going back to 2024.
Has John A. Mastalerz Jr. been buying or selling stock?
Recorded transactions: 0 open-market purchases and 2 open-market sales ($1.14M) across all tracked filings.
