| Filing Date | Insider | Type | 10b5-1 | Net Shares | Ownership change | Avg. Price | Value | Filing |
|---|---|---|---|---|---|---|---|---|
| 2026-02-25 | Xu Ting Director | Purchase | +400 | +75.61%929 | $619.21 | $247,684 | View SEC filing | |
| 2025-05-14 | Hazelgrove Bruce R III EVP & CAO | Sale | -311 | -46.49%358 | $642.43 | $199,796 | View SEC filing | |
| 2024-08-13 | Hazelgrove Bruce R III EVP & CAO | Sale | -1,270 | -78.01%358 | $544.31 | $691,271 | View SEC filing | |
| 2024-03-08 | GOTTWALD THOMAS E Chairman, President & CEO | Sale | -216 | -0.14%153,569 | $632.00 | $136,512 | View SEC filing | |
| 2024-03-07 | GOTTWALD THOMAS E Chairman, President & CEO | Sale | -3,000 | -1.91%153,785 | $643.14 | $1,929,420 | View SEC filing | |
| 2024-03-06 | GOTTWALD THOMAS E Chairman, President & CEO | Sale | -4,884 | -3.02%156,785 | $646.32 | $3,156,627 | View SEC filing | |
| 2023-02-06 | ROGERS JAMES E Director | Sale | -393 | -10.92%3,205 | $360.24 | $141,574 | View SEC filing | |
| 2021-11-10 | ROGERS JAMES E Director | Sale | -553 | -14.36%3,299 | $337.13 | $186,433 | View SEC filing | |
| 2021-08-27 | ROGERS JAMES E Director | Sale | -590 | -13.28%3,852 | $340.72 | $201,025 | View SEC filing | |
| 2019-10-31 | Hazelgrove Bruce R III EVP & CAO | Sale | -171 | -32.33%358 | $479.16 | $81,936 | View SEC filing | |
| 2019-02-25 | GOTTWALD THOMAS E Chairman, President & CEO | Sale | -11,000 | -3.05%349,547 | $437.84 | $4,816,246 | View SEC filing | |
| 2019-02-14 | ROGERS JAMES E Director | Sale | -500 | -11.30%3,926 | $433.97 | $216,984 | View SEC filing | |
| 2018-05-02 | Warner Cameron D. Treasurer & Corp Dev Dir | Purchase | +264 | +44.15%862 | $377.68 | $99,708 | View SEC filing | |
| 2017-05-16 | Shama Robert A. President Afton Chemical Corp | Sale | -230 | -11.06%1,850 | $458.60 | $105,478 | View SEC filing | |
| 2017-02-28 | GOTTWALD THOMAS E Chairman, President & CEO | Sale | -5,000 | -5.43%87,027 | $438.89 | $2,194,452 | View SEC filing | |
| 2015-11-19 | Shama Robert A. President Afton Chemical Corp | Sale | -274 | -12.32%1,950 | $400.76 | $109,809 | View SEC filing | |
| 2015-04-28 | Hazelgrove Bruce R III Vice President & CAO | Sale | -400 | -37.38%670 | $463.50 | $185,399 | View SEC filing | |
| 2015-02-27 | GOTTWALD THOMAS E Chairman, President & CEO | Sale | -10,000 | -3.05%318,005 | $471.11 | $4,711,089 | View SEC filing | |
| 2015-02-04 | FIORENZA DAVID A VP & Chief Financial Officer | Sale | -294 | -51.67%275 | $452.09 | $132,914 | View SEC filing | |
| 2014-11-07 | Shama Robert A. President Afton Chemical Corp | Sale | -601 | -44.32%755 | $386.10 | $232,046 | View SEC filing | |
| 2014-11-03 | Hazelgrove Bruce R III Vice President & CAO | Sale | -243 | -24.92%732 | $385.19 | $93,602 | View SEC filing | |
| 2014-08-28 | GOTTWALD THOMAS E Chairman, President & CEO | Sale | -10,000 | -2.96%328,179 | $406.83 | $4,068,288 | View SEC filing | |
| 2014-02-24 | FIORENZA DAVID A VP & Chief Financial Officer | Sale | -700 | -35.77%1,257.031 | $367.27 | $257,089 | View SEC filing | |
| 2013-11-12 | FIORENZA DAVID A VP & Chief Financial Officer | Sale | -1,000 | -33.97%1,944.115 | $312.09 | $312,090 | View SEC filing | |
| 2013-05-03 | FIORENZA DAVID A VP & Chief Financial Officer | Sale | -1,000 | -25.65%2,898.88 | $263.21 | $263,214 | View SEC filing |
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