As of May 04, 2026, Newmarket's top three insider holders are Bruce C Gottwald (TenPercentOwner, 361.75K shares), Thomas E Gottwald (Chairman, President Ceo, 138.05K shares), Phyllis Cothran (Director, 6.05K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Bruce C Gottwald | - | 361,755 | 0 | 20 Feb, 2026 |
| Thomas E Gottwald | Chairman, President Ceo | 118,135 | 19,916 | 20 Feb, 2026 |
| Phyllis Cothran | - | 6,049 | 0 | 01 Jul, 2021 |
| Patrick D Hanley | - | 5,232 | 0 | 05 Jul, 2023 |
| Thomas E Gottwald | Chairman, President Ceo | 0 | 5,087 | 24 Feb, 2023 |
| Mark M Gambill | - | 3,992 | 0 | 01 Jul, 2025 |
| James E Rogers | - | 3,740 | 0 | 01 Jul, 2025 |
| Brian D Paliotti | President Afton Chemical Corp | 3,239 | 0 | 09 Feb, 2026 |
| H Hiter Iii Harris | - | 2,082 | 0 | 01 Jul, 2025 |
| Cameron D. Warner | Treasurer Corp Dev Dir | 978 | 0 | 06 Feb, 2023 |
| Ting Xu | - | 929 | 0 | 25 Feb, 2026 |
| Bruce R Iii Hazelgrove | Evp Cao | 680 | 0 | 09 Feb, 2026 |
| Timothy K Fitzgerald | Vice President Cfo | 622 | 0 | 20 Feb, 2026 |
| Bryce Dickinson Iii Jewett | Evp And General Counsel | 453 | 0 | 09 Feb, 2026 |
| William J Skrobacz | Vice President Cfo | 384 | 0 | 29 Feb, 2024 |
| Lowell Simmons Ukrop | - | 337 | 0 | 01 Jul, 2025 |
| Gail Ridgeway | Controller | 264 | 0 | 07 Mar, 2024 |
| Ann P Pietrantoni | Controller | 63 | 0 | 07 Feb, 2025 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 24 Feb, 2026 | Ting Xu | Common Stock | A | 400 | $619.21 | 929 | D | P |
| 18 Feb, 2026 | Bruce C Gottwald | Common Stock | D | 3,000 | $0.00 | 361,755 | D | G |
| 19 Feb, 2026 | Timothy K Fitzgerald | Common Stock | D | 34 | $607.04 | 622 | D | F |
| 18 Feb, 2026 | Thomas E Gottwald | Common Stock | A | 60 | $0.00 | 119,455 | D | G |
| 18 Feb, 2026 | Thomas E Gottwald | Common Stock | D | 1,320 | $0.00 | 118,135 | D | G |
| 18 Feb, 2026 | Thomas E Gottwald | Common Stock | A | 60 | $0.00 | 5,147 | I | G |
| 18 Feb, 2026 | Thomas E Gottwald | Common Stock | A | 120 | $0.00 | 2,436 | I | G |
| 18 Feb, 2026 | Thomas E Gottwald | Common Stock | A | 120 | $0.00 | 1,988 | I | G |
| 18 Feb, 2026 | Thomas E Gottwald | Common Stock | A | 150 | $0.00 | 1,830 | I | G |
| 18 Feb, 2026 | Thomas E Gottwald | Common Stock | A | 120 | $0.00 | 1,678 | I | G |
| 18 Feb, 2026 | Thomas E Gottwald | Common Stock | A | 150 | $0.00 | 1,436 | I | G |
| 18 Feb, 2026 | Thomas E Gottwald | Common Stock | A | 180 | $0.00 | 1,186 | I | G |
| 18 Feb, 2026 | Thomas E Gottwald | Common Stock | A | 180 | $0.00 | 1,164 | I | G |
| 18 Feb, 2026 | Thomas E Gottwald | Common Stock | A | 180 | $0.00 | 807 | I | G |
| 18 Feb, 2026 | Thomas E Gottwald | Common Stock | A | 180 | $0.00 | 618 | I | G |
| 18 Feb, 2026 | Thomas E Gottwald | Common Stock | A | 120 | $0.00 | 522 | I | G |
| 18 Feb, 2026 | Thomas E Gottwald | Common Stock | A | 180 | $0.00 | 363 | I | G |
| 18 Feb, 2026 | Thomas E Gottwald | Common Stock | A | 180 | $0.00 | 378 | I | G |
| 18 Feb, 2026 | Thomas E Gottwald | Common Stock | A | 180 | $0.00 | 363 | I | G |
| 05 Feb, 2026 | Bruce R Iii Hazelgrove | Common Stock | A | 475 | $0.00 | 833 | D | A |