NEU insider transaction filings
NEWMARKET CORP — 50 most recent Form 4 filings from SEC EDGAR, normalized by FilingPulse. Latest filing: 2026-09-10. Screen NEU transaction legs live →
Insider transaction summary — last 90 days
2026-06-24 to 2026-09-22, from the filings listed below: 7 Form 4 filings. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): none reported.
- Open-market sales (code S, non-derivative): none reported.
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 7.
By insider — same window
Open-market purchase/sale legs on non-derivative securities, grouped by the filing's reporting owner(s); joint filings appear once. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Insider | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|
| GAMBILL MARK M — Director | 1 | — | — | 1 |
| GOTTWALD BRUCE C — 10% owner | 1 | — | — | 1 |
| GOTTWALD THOMAS E — Chairman, President & CEO, Director | 1 | — | — | 1 |
| Harris H Hiter III — Director | 1 | — | — | 1 |
| ROGERS JAMES E — Director | 1 | — | — | 1 |
| Ukrop Lowell Simmons — Director | 1 | — | — | 1 |
| Xu Ting — Director | 1 | — | — | 1 |
Recent Form 4 filings — NEWMARKET CORP
| Filed | Form | Insider | Reported transactions | Source |
|---|---|---|---|---|
| 2026-09-10 | 4 | GOTTWALD BRUCE C — 10% owner | Gift (G): 132 @ $0 | EDGAR |
| 2026-07-01 | 4 | Ukrop Lowell Simmons — Director | Grant/award (A): 157 @ $0 | EDGAR |
| 2026-07-01 | 4 | Harris H Hiter III — Director | Grant/award (A): 157 @ $0 | EDGAR |
| 2026-07-01 | 4 | Xu Ting — Director | Grant/award (A): 157 @ $0 | EDGAR |
| 2026-07-01 | 4 | ROGERS JAMES E — Director | Grant/award (A): 157 @ $0 | EDGAR |
| 2026-07-01 | 4 | GAMBILL MARK M — Director | Grant/award (A): 157 @ $0 | EDGAR |
| 2026-06-29 | 4 | GOTTWALD THOMAS E — Chairman, President & CEO, Director | Gift (G): 211 @ $0 | EDGAR |
| 2026-06-08 | 4 | GOTTWALD THOMAS E — Chairman, President & CEO, Director | Gift (G): 1,500 @ $0 | EDGAR |
| 2026-02-25 | 4 | Xu Ting — Director | Purchase (P): 400 @ $619.21 | EDGAR |
| 2026-02-20 | 4 | FITZGERALD TIMOTHY K — Vice President & CFO | Tax withholding (F): 34 @ $607.04 | EDGAR |
| 2026-02-20 | 4 | GOTTWALD BRUCE C — 10% owner | Gift (G): 3,000 @ $0 | EDGAR |
| 2026-02-20 | 4 | GOTTWALD THOMAS E — Chairman, President & CEO, Director | Gift (G): 60 @ $0 · Gift (G): 1,320 @ $0 · Gift (G): 60 @ $0 · Gift (G): 120 @ $0 · Gift (G): 120 @ $0 · Gift (G): 150 @ $0 · +10 more | EDGAR |
| 2026-02-09 | 4 | Hazelgrove Bruce R III — EVP & CAO | Grant/award (A): 475 @ $0 · Tax withholding (F): 153 @ $714.88 | EDGAR |
| 2026-02-09 | 4 | Jewett Bryce Dickinson III — EVP and General Counsel | Grant/award (A): 415 @ $0 · Tax withholding (F): 136 @ $714.88 | EDGAR |
| 2026-02-09 | 4 | Paliotti Brian D — President Afton Chemical Corp | Grant/award (A): 535 @ $0 · Tax withholding (F): 171 @ $714.88 | EDGAR |
| 2026-02-09 | 4 | GOTTWALD THOMAS E — Chairman, President & CEO, Director | Grant/award (A): 655 @ $0 · Tax withholding (F): 203 @ $714.88 | EDGAR |
| 2025-12-09 | 4 | Xu Ting — Director | Gift (G): 330 @ $0 | EDGAR |
| 2025-11-25 | 4 | GOTTWALD THOMAS E — Chairman, President & CEO, Director | Gift (G): 264 @ $0 · Gift (G): 51 @ $0 · Gift (G): 51 @ $0 · Gift (G): 51 @ $0 · Gift (G): 51 @ $0 · Gift (G): 46,175 @ $0 | EDGAR |
| 2025-09-05 | 4 | GOTTWALD BRUCE C — Director, 10% owner | Gift (G): 2,400 @ $0 | EDGAR |
| 2025-09-03 | 4 | GOTTWALD THOMAS E — Chairman, President & CEO, Director | Gift (G): 315 @ $0 | EDGAR |
| 2025-07-01 | 4 | Harris H Hiter III — Director | Grant/award (A): 144 @ $0 | EDGAR |
| 2025-07-01 | 4 | Ukrop Lowell Simmons — Director | Grant/award (A): 144 @ $0 | EDGAR |
| 2025-07-01 | 4 | Xu Ting — Director | Grant/award (A): 144 @ $0 | EDGAR |
| 2025-07-01 | 4 | ROGERS JAMES E — Director | Grant/award (A): 144 @ $0 | EDGAR |
| 2025-07-01 | 4 | GAMBILL MARK M — Director | Grant/award (A): 144 @ $0 | EDGAR |
| 2025-05-21 | 4 | GOTTWALD THOMAS E — Chairman, President & CEO, Director | Gift (G): 1,550 @ $0 | EDGAR |
| 2025-05-14 | 4 | Hazelgrove Bruce R III — EVP & CAO | Sale (S): 311 @ $642.43 | EDGAR |
| 2025-04-24 | 4 | GOTTWALD BRUCE C — Director, 10% owner | Gift (G): 198 @ $0 | EDGAR |
| 2025-04-24 | 4 | GOTTWALD THOMAS E — Chairman, President & CEO, Director | Gift (G): 198 @ $0 · Gift (G): 33 @ $0 · Gift (G): 33 @ $0 · Gift (G): 66 @ $0 · Gift (G): 66 @ $0 · Gift (G): 132 @ $0 · +2 more | EDGAR |
| 2025-03-03 | 4 | Hazelgrove Bruce R III — EVP & CAO | Grant/award (A): 445 @ $0 · Tax withholding (F): 134 @ $563.12 | EDGAR |
| 2025-03-03 | 4 | Paliotti Brian D — President Afton Chemical Corp | Grant/award (A): 500 @ $0 · Tax withholding (F): 151 @ $563.12 | EDGAR |
| 2025-03-03 | 4 | GOTTWALD THOMAS E — Chairman, President & CEO, Director | Grant/award (A): 610 @ $0 · Tax withholding (F): 230 @ $563.12 | EDGAR |
| 2025-02-27 | 4 | FITZGERALD TIMOTHY K — Vice President & CFO | Tax withholding (F): 23 @ $562.73 | EDGAR |
| 2025-02-07 | 4 | PIETRANTONI ANN P — Controller | Grant/award (A): 30 @ $0 | EDGAR |
| 2025-01-22 | 4 | GOTTWALD THOMAS E — Chairman, President & CEO, Director | Gift (G): 1,425 @ $0 · Gift (G): 150 @ $0 · Gift (G): 150 @ $0 · Gift (G): 75 @ $0 · Gift (G): 150 @ $0 · Gift (G): 75 @ $0 · +5 more | EDGAR |
| 2024-12-12 | 4 | GOTTWALD THOMAS E — Chairman, President & CEO, Director | Gift (G): 2,350 @ $0 | EDGAR |
| 2024-11-26 | 4 | GOTTWALD BRUCE C — Director, 10% owner | Gift (G): 195,429 @ $0 | EDGAR |
| 2024-11-26 | 4 | GOTTWALD THOMAS E — Chairman, President & CEO, Director | Gift (G): 65,143 @ $0 · Gift (G): 11,940 @ $0 | EDGAR |
| 2024-08-13 | 4 | Hazelgrove Bruce R III — EVP & CAO | Sale (S): 1,237 @ $544.28 · Sale (S): 33 @ $545.36 | EDGAR |
| 2024-07-02 | 4 | Ukrop Lowell Simmons — Director | Grant/award (A): 193 @ $0 | EDGAR |
| 2024-07-02 | 4 | Xu Ting — Director | Grant/award (A): 193 @ $0 | EDGAR |
| 2024-07-02 | 4 | Harris H Hiter III — Director | Grant/award (A): 193 @ $0 | EDGAR |
| 2024-07-02 | 4 | ROGERS JAMES E — Director | Grant/award (A): 193 @ $0 | EDGAR |
| 2024-07-02 | 4 | GAMBILL MARK M — Director | Grant/award (A): 193 @ $0 | EDGAR |
| 2024-03-08 | 4 | GOTTWALD THOMAS E — Chairman, President & CEO, Director | Sale (S): 216 @ $632 | EDGAR |
| 2024-03-07 | 4 | Ridgeway Gail — Controller | Grant/award (A): 36 @ $0 | EDGAR |
| 2024-03-07 | 4 | GOTTWALD THOMAS E — Chairman, President & CEO, Director | Sale (S): 3,000 @ $643.14 | EDGAR |
| 2024-03-06 | 4 | GOTTWALD THOMAS E — Chairman, President & CEO, Director | Sale (S): 2,537 @ $645.23 · Sale (S): 1,026 @ $646.30 · Sale (S): 860 @ $647.60 · Sale (S): 8 @ $648.08 · Sale (S): 453 @ $650.01 | EDGAR |
| 2024-02-29 | 4 | Skrobacz William J — Vice President & CFO | Tax withholding (F): 8 @ $636.31 | EDGAR |
| 2024-02-29 | 4 | Ridgeway Gail — Controller | Tax withholding (F): 14 @ $636.31 | EDGAR |
Recent 8-K events — NEWMARKET CORP
| Filed | Form | Items reported | Source |
|---|---|---|---|
| 2026-08-13 | 8-K | 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-07-29 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-04-23 | 8-K | 5.07 — Submission of Matters to a Vote of Security Holders 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-04-22 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-02-26 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-02-26 | 8-K | 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-02-18 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers | EDGAR |
| 2026-02-11 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-12-09 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers | EDGAR |
| 2025-11-05 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers | EDGAR |
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