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Arphra AIPlain-English read on Westinghouse Air Brake Technologies Corporation’s valuationInsider signal · 90d
Net sellers
Bought
$0
Sold
$18.9M
Txns
21
Over the trailing 90 days insiders are net sellers — $0 bought against $18.9M sold across 21 open-market Form-4 transactions. Much insider selling is scheduled (10b5-1); read the asymmetry, not any single print.
Open-market Form 4
· insider_tradesInsider transactions · last 90d
Net −$19.2M0 buys
| Insider | Role | Type | Shares | Value | Date |
|---|---|---|---|---|---|
| Santana Rafael | director, officer: President and CEO | Sell | −202 | $53.2K | May 05, 2026 |
| DeNinno David L | officer: Exec VP, General Counsel, Sec. | Sell | −2,500 | $663.7K | May 05, 2026 |
| Santana Rafael | director, officer: President and CEO | Sell | −344 | $91.5K | May 05, 2026 |
| Santana Rafael | director, officer: President and CEO | Sell | −317 | $83.8K | May 05, 2026 |
| Santana Rafael | director, officer: President and CEO | Sell | −300 | $79.6K | May 05, 2026 |
| Santana Rafael | director, officer: President and CEO | Sell | −222 | $59.0K | May 04, 2026 |
| Santana Rafael | director, officer: President and CEO | Sell | −366 | $96.0K | May 04, 2026 |
| Santana Rafael | director, officer: President and CEO | Sell | −310 | $81.7K | May 04, 2026 |
| Santana Rafael | director, officer: President and CEO | Sell | −242 | $64.0K | May 04, 2026 |
| Santana Rafael | director, officer: President and CEO | Sell | −23 | $6.1K | May 04, 2026 |
| Santana Rafael | director, officer: President and CEO | Sell | −2,393 | $646.0K | Apr 14, 2026 |
| Santana Rafael | director, officer: President and CEO | Sell | −36,414 | $9.8M | Apr 14, 2026 |
| Santana Rafael | director, officer: President and CEO | Sell | −21,219 | $5.7M | Apr 14, 2026 |
| Santana Rafael | director, officer: President and CEO | Sell | −826 | $220.6K | Apr 14, 2026 |
Transaction mix · 90d
100%
Sells30 · $19.2M
Buys0 · $0
Top sellers · 90d
Santana Rafael · director, officer: President and CEO−$17.5M
Trombley Gina · officer: EVP Sales & Marketing−$970.6K
DeNinno David L · officer: Exec VP, General Counsel, Sec.−$663.7K
Transactions
30
0 buys · 30 sells
Bought
$0
Open market
Sold
$19.18M
Open market
Net flow
−$19.18M
Buys − sells
Transactions
| Insider | Role | Action | Shares | Price | Value | Trade date | Filing |
|---|---|---|---|---|---|---|---|
| Santana Rafael | director, officer: President and CEO | Sell | 202 | $263.34 | $53.19K | May 05, 2026 | May 06, 2026 |
| DeNinno David L | officer: Exec VP, General Counsel, Sec. | Sell | 2,500 | $265.48 | $663.69K | May 05, 2026 | May 07, 2026 |
| Santana Rafael | director, officer: President and CEO | Sell | 344 | $266.12 | $91.55K | May 05, 2026 | May 06, 2026 |
| Santana Rafael | director, officer: President and CEO | Sell | 317 | $264.21 | $83.75K | May 05, 2026 | May 06, 2026 |
| Santana Rafael | director, officer: President and CEO | Sell | 300 | $265.27 | $79.58K | May 05, 2026 | May 06, 2026 |
| Santana Rafael | director, officer: President and CEO | Sell | 222 | $265.78 | $59K | May 04, 2026 | May 06, 2026 |
| Santana Rafael | director, officer: President and CEO | Sell | 366 | $262.30 | $96K | May 04, 2026 | May 06, 2026 |
| Santana Rafael | director, officer: President and CEO | Sell | 310 | $263.47 | $81.68K | May 04, 2026 | May 06, 2026 |
| Santana Rafael | director, officer: President and CEO | Sell | 242 | $264.29 | $63.96K | May 04, 2026 | May 06, 2026 |
| Santana Rafael | director, officer: President and CEO | Sell | 23 | $266.52 | $6.13K | May 04, 2026 | May 06, 2026 |
| Santana Rafael | director, officer: President and CEO | Sell | 2,393 | $269.96 | $646.02K | Apr 14, 2026 | Apr 16, 2026 |
| Santana Rafael | director, officer: President and CEO | Sell | 36,414 | $269.13 | $9.8M | Apr 14, 2026 | Apr 16, 2026 |
| Santana Rafael | director, officer: President and CEO | Sell | 21,219 | $268.43 | $5.7M | Apr 14, 2026 | Apr 16, 2026 |
| Santana Rafael | director, officer: President and CEO | Sell | 826 | $267.09 | $220.61K | Apr 14, 2026 | Apr 16, 2026 |
| Trombley Gina | officer: EVP Sales & Marketing | Sell | 4,013 | $241.87 | $970.62K | Mar 12, 2026 | Mar 13, 2026 |
| Santana Rafael | director, officer: President and CEO | Sell | 260 | $249.85 | $64.96K | Mar 10, 2026 | Mar 11, 2026 |
| Santana Rafael | director, officer: President and CEO | Sell | 257 | $248.69 | $63.91K | Mar 10, 2026 | Mar 11, 2026 |
| Santana Rafael | director, officer: President and CEO | Sell | 235 | $246.61 | $57.95K | Mar 10, 2026 | Mar 11, 2026 |
| Santana Rafael | director, officer: President and CEO | Sell | 197 | $247.83 | $48.82K | Mar 10, 2026 | Mar 11, 2026 |
| Santana Rafael | director, officer: President and CEO | Sell | 130 | $250.81 | $32.61K | Mar 10, 2026 | Mar 11, 2026 |
| Santana Rafael | director, officer: President and CEO | Sell | 84 | $251.62 | $21.14K | Mar 10, 2026 | Mar 11, 2026 |
| Santana Rafael | director, officer: President and CEO | Sell | 236 | $246.79 | $58.24K | Mar 09, 2026 | Mar 11, 2026 |
| Santana Rafael | director, officer: President and CEO | Sell | 234 | $242.30 | $56.7K | Mar 09, 2026 | Mar 11, 2026 |
| Santana Rafael | director, officer: President and CEO | Sell | 218 | $243.25 | $53.03K | Mar 09, 2026 | Mar 11, 2026 |
| Santana Rafael | director, officer: President and CEO | Sell | 140 | $238.69 | $33.42K | Mar 09, 2026 | Mar 11, 2026 |
| Santana Rafael | director, officer: President and CEO | Sell | 91 | $241.20 | $21.95K | Mar 09, 2026 | Mar 11, 2026 |
| Santana Rafael | director, officer: President and CEO | Sell | 80 | $239.87 | $19.19K | Mar 09, 2026 | Mar 11, 2026 |
| Santana Rafael | director, officer: President and CEO | Sell | 77 | $243.92 | $18.78K | Mar 09, 2026 | Mar 11, 2026 |
| Santana Rafael | director, officer: President and CEO | Sell | 75 | $246.01 | $18.45K | Mar 09, 2026 | Mar 11, 2026 |
| Santana Rafael | director, officer: President and CEO | Sell | 12 | $247.57 | $2.97K | Mar 09, 2026 | Mar 11, 2026 |
By insider
- Santana Rafael−$17.55Mdirector, officer: President and CEO0B · 28S
- Trombley Gina−$970.62Kofficer: EVP Sales & Marketing0B · 1S
- DeNinno David L−$663.69Kofficer: Exec VP, General Counsel, Sec.0B · 1S
Beneficial ownership filings
Schedule 13D / 13G — investors holding more than 5% of WAB-US.
DB · acquisition_ownership9
| Filed | Reporting person | Form | Type | Aggregate owned | % Class | Sole voting | Shared voting | Citizenship | |
|---|---|---|---|---|---|---|---|---|---|
| Feb 14, 2024 | 52-0556948 | — | IA | — | +5.00% | 4.59M | 0 | Maryland | SEC → |
| Aug 05, 2022 | PZENA INVESTMENT MANAGEMENT, LLC | — | IA | — | +4.93% | 8.03M | 0 | DELAWARE | SEC → |
| Feb 10, 2022 | The Vanguard Group - 23-1945930 | — | IA | — | +10.12% | 0 | 292.53K | Pennsylvania For | SEC → |
| Feb 04, 2022 | Wellington Group Holdings LLP | — | HC | — | +6.35% | 0 | 9.66M | Delaware | SEC → |
| Feb 04, 2022 | Wellington Management Group LLP | — | HC | — | +6.35% | 0 | 9.66M | Massachusetts | SEC → |
| Feb 04, 2022 | Wellington Management Company LLP | — | IA | — | +5.28% | 0 | 8.76M | Delaware | SEC → |
| Feb 04, 2022 | Wellington Investment Advisors Holdings LLP | — | HC | — | +6.35% | 0 | 9.66M | Delaware | SEC → |
| Feb 01, 2022 | (1) BlackRock, Inc. | — | HC | — | +6.40% | 10.26M | 0 | Delaware | SEC → |
| Jan 24, 2022 | PZENA INVESTMENT MANAGEMENT, LLC | — | IA | — | +5.35% | 8.69M | 0 | DELAWARE | SEC → |
Top 10 holders · 8 quarters
13F position evolutionNo 13F history in
institutional_holders for WAB-US.