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United States Chemicals

NewMarket Corp (NEU)

Track

The most recent insider transaction at NewMarket Corp was a BUY of 400 shares by Xu Ting on February 24, 2026. Prior to this, significant SELL transactions occurred in March 2024 by Thomas E. Gottwald, and in May 2025 and August 2024 by Bruce R. Hazelgrove III. The overall pattern shows a recent buy following a period of substantial sales by senior executives.
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Ticker: NEU Exchange: NYS
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings
Top insiders
Trades
Xu Ting
1 purchase — total 247,684 USD
Buy 24 Feb 2026
Value US$2,942,208.75 | Price 424.26 | Shares 89,492
Proposed sale 12 May 2025
Value US$4,738,701.76 | Price 272.54 | Shares 63,003
Sale 12 May 2025
Value US$199,795.73 | Price 642.43 | Shares 311
Sale 9 Aug 2024
Value US$17,996.88 | Price 545.36 | Shares 33
Sale 9 Aug 2024
Value US$673,274.36 | Price 544.28 | Shares 1,237
Proposed sale 9 Aug 2024
Value US$691,235.00 | Price 544.28 | Shares 1,270
Sale 6 Mar 2024
Value US$136,512.00 | Price 632.00 | Shares 216
Sale 5 Mar 2024
Value US$1,929,420.00 | Price 643.14 | Shares 3,000
Sale 4 Mar 2024
Value US$294,454.53 | Price 650.01 | Shares 453
Sale 4 Mar 2024
Value US$5,184.64 | Price 648.08 | Shares 8
Sale 4 Mar 2024
Value US$556,936.00 | Price 647.60 | Shares 860
Sale 4 Mar 2024
Value US$663,103.80 | Price 646.30 | Shares 1,026
Sale 4 Mar 2024
Value US$1,636,948.51 | Price 645.23 | Shares 2,537
Sale 6 Feb 2023
Value US$141,574.32 | Price 360.24 | Shares 393
Sale 8 Nov 2021
Value US$186,432.89 | Price 337.13 | Shares 553
Sale 31 Oct 2019
Value US$81,936.36 | Price 479.16 | Shares 171
Sale 22 Feb 2019
Value US$355,687.80 | Price 441.30 | Shares 806
Sale 22 Feb 2019
Value US$43,800.00 | Price 438.00 | Shares 100
Sale 22 Feb 2019
Value US$87,400.00 | Price 437.00 | Shares 200
Sale 22 Feb 2019
Value US$402,047.32 | Price 436.06 | Shares 922
Sale 22 Feb 2019
Value US$1,293,533.28 | Price 435.24 | Shares 2,972
Sale 21 Feb 2019
Value US$88,090.00 | Price 440.45 | Shares 200
Sale 21 Feb 2019
Value US$1,870,014.96 | Price 439.28 | Shares 4,257
Sale 21 Feb 2019
Value US$468,981.00 | Price 438.30 | Shares 1,070
Sale 21 Feb 2019
Value US$206,691.54 | Price 436.98 | Shares 473
Sale 12 Feb 2019
Value US$216,983.50 | Price 433.97 | Shares 500
Buy 1 May 2018
Value US$37,700.00 | Price 377.00 | Shares 100
Buy 1 May 2018
Value US$62,008.40 | Price 378.10 | Shares 164
Sale 15 May 2017
Value US$105,478.00 | Price 458.60 | Shares 230
Sale 28 Feb 2017
Value US$910,457.92 | Price 436.88 | Shares 2,084
Sale 28 Feb 2017
Value US$132,000.00 | Price 440.00 | Shares 300
Sale 28 Feb 2017
Value US$226,524.00 | Price 439.00 | Shares 516
Sale 28 Feb 2017
Value US$925,470.00 | Price 440.70 | Shares 2,100
Sale 17 Nov 2015
Value US$109,809.20 | Price 400.76 | Shares 274
Sale 24 Apr 2015
Value US$185,399.00 | Price 463.50 | Shares 400
Sale 25 Feb 2015
Value US$3,809,349.00 | Price 470.29 | Shares 8,100
Sale 25 Feb 2015
Value US$901,740.00 | Price 474.60 | Shares 1,900
Sale 3 Feb 2015
Value US$132,914.46 | Price 452.09 | Shares 294
Sale 6 Nov 2014
Value US$232,046.10 | Price 386.10 | Shares 601
Sale 31 Oct 2014
Value US$93,602.00 | Price 385.19 | Shares 243
Sale 26 Aug 2014
Value US$408,410.00 | Price 408.41 | Shares 1,000
Sale 26 Aug 2014
Value US$541,133.44 | Price 407.48 | Shares 1,328
Sale 26 Aug 2014
Value US$3,118,744.72 | Price 406.51 | Shares 7,672
Sale 21 Feb 2014
Value US$257,089.00 | Price 367.27 | Shares 700
Sale 11 Nov 2013
Value US$312,090.30 | Price 312.09 | Shares 1,000
Sale 1 May 2013
Value US$263,213.80 | Price 263.21 | Shares 1,000
Buy 30 Jan 2013
Value US$128,035.00 | Price 256.07 | Shares 500
Buy 30 Jan 2013
Value US$51,234.00 | Price 256.17 | Shares 200
Sale 1 Nov 2012
Value US$277,360.30 | Price 277.36 | Shares 1,000
Sale 26 Apr 2011
Value US$1,040,820.00 | Price 182.60 | Shares 5,700
Sale 26 Apr 2011
Value US$1,688,136.00 | Price 181.52 | Shares 9,300
Sale 16 Nov 2010
Value US$1,159,122.84 | Price 119.50 | Shares 9,700
Sale 16 Nov 2010
Value US$330,718.92 | Price 118.11 | Shares 2,800
Sale 16 Nov 2010
Value US$293,171.00 | Price 117.27 | Shares 2,500
Sale 24 Nov 2009
Value US$110,363.20 | Price 110.36 | Shares 1,000
Sale 23 Nov 2009
Value US$112,000.00 | Price 112.00 | Shares 1,000
Sale 25 Jun 2009
Value US$14,805.25 | Price 66.69 | Shares 222
Sale 28 May 2009
Value US$16,505.73 | Price 71.15 | Shares 232
Buy 20 Nov 2008
Value US$9,496.96 | Price 26.98 | Shares 352
Buy 27 Aug 2008
Value US$110,279.00 | Price 64.87 | Shares 1,700
Buy 27 Aug 2008
Value US$97,419.72 | Price 64.86 | Shares 1,502
Buy 27 Aug 2008
Value US$188,065.00 | Price 64.85 | Shares 2,900
Buy 27 Aug 2008
Value US$6,484.50 | Price 64.85 | Shares 100
Buy 27 Aug 2008
Value US$45,388.00 | Price 64.84 | Shares 700
Buy 27 Aug 2008
Value US$6,483.80 | Price 64.84 | Shares 100
Buy 27 Aug 2008
Value US$12,967.00 | Price 64.84 | Shares 200
Buy 27 Aug 2008
Value US$12,966.00 | Price 64.83 | Shares 200
Buy 27 Aug 2008
Value US$12,964.00 | Price 64.82 | Shares 200
Buy 27 Aug 2008
Value US$6,481.50 | Price 64.82 | Shares 100
Buy 27 Aug 2008
Value US$58,329.00 | Price 64.81 | Shares 900
Buy 27 Aug 2008
Value US$6,480.50 | Price 64.81 | Shares 100
Buy 27 Aug 2008
Value US$78,343.20 | Price 64.80 | Shares 1,209
Buy 27 Aug 2008
Value US$71,139.42 | Price 64.79 | Shares 1,098
Buy 27 Aug 2008
Value US$13,150.34 | Price 64.78 | Shares 203
Buy 27 Aug 2008
Value US$9,715.50 | Price 64.77 | Shares 150
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-02-25 2026-02-24 B Purchase
Xu Ting
Non-Executive Director
89,492 -37.0%
424.26
US$2,942,209 		89,492 -37.0% 424.26 US$2,942,209
2025-05-14 2025-05-12 PrS Proposed sale
2.1
HAZELGROVE BRUCE R III

Officer

Officer
63,003
272.54
US$4,738,702 		63,003 272.54 US$4,738,702
2025-05-14 2025-05-12 S Sale
2.1
Hazelgrove Bruce R III

EVP & CAO

Officer
40,298 +36.1%
424.30
US$203,027 		40,298 +36.1% 424.30 US$203,027
2024-08-13 2024-08-09 S Sale
2.1
Hazelgrove Bruce R III

EVP & CAO

Officer
33 -8.4%
545.36
US$17,997 		33 -8.4% 545.36 US$17,997
2024-08-13 2024-08-09 S Sale
2.1
Hazelgrove Bruce R III

EVP & CAO

Officer
1,237 -76.0%
544.28
US$673,274 		1,237 -76.0% 544.28 US$673,274
2024-08-09 2024-08-09 PrS Proposed sale
2.1
Hazelgrove Bruce R III

Officer

Officer
1,270
544.28
US$691,235 		1,270 544.28 US$691,235
2024-03-08 2024-03-06 S Sale
3.5
GOTTWALD THOMAS E

Chairman, President & CEO

Executive Director
216 -0.1%
632.00
US$136,512 		216 -0.1% 632.00 US$136,512
2024-03-07 2024-03-05 S Sale
3.5
GOTTWALD THOMAS E

Chairman, President & CEO

Executive Director
3,000 -1.9%
643.14
US$1,929,420 		3,000 -1.9% 643.14 US$1,929,420
2024-03-06 2024-03-04 S Sale
3.5
GOTTWALD THOMAS E

Chairman, President & CEO

Executive Director
453 -0.3%
650.01
US$294,455 		453 -0.3% 650.01 US$294,455
2024-03-06 2024-03-04 S Sale
3.5
GOTTWALD THOMAS E

Chairman, President & CEO

Executive Director
8 -0.0%
648.08
US$5,185 		8 -0.0% 648.08 US$5,185
2024-03-06 2024-03-04 S Sale
3.5
GOTTWALD THOMAS E

Chairman, President & CEO

Executive Director
860 -0.5%
647.60
US$556,936 		860 -0.5% 647.60 US$556,936
2024-03-06 2024-03-04 S Sale
3.5
GOTTWALD THOMAS E

Chairman, President & CEO

Executive Director
1,026 -0.6%
646.30
US$663,104 		1,026 -0.6% 646.30 US$663,104
2024-03-06 2024-03-04 S Sale
3.5
GOTTWALD THOMAS E

Chairman, President & CEO

Executive Director
2,537 -1.6%
645.23
US$1,636,949 		2,537 -1.6% 645.23 US$1,636,949
2023-02-06 2023-02-06 S Sale
3.0
ROGERS JAMES E
Non-Executive Director
393 -10.9%
360.24
US$141,574 		393 -10.9% 360.24 US$141,574
2021-11-10 2021-11-08 S Sale
3.0
ROGERS JAMES E
Non-Executive Director
553 -14.4%
337.13
US$186,433 		553 -14.4% 337.13 US$186,433
2019-10-31 2019-10-31 S Sale
2.1
Hazelgrove Bruce R III

EVP & CAO
171 -32.3%
479.16
US$81,936 		171 -32.3% 479.16 US$81,936
2019-02-25 2019-02-22 S Sale
3.5
GOTTWALD THOMAS E

Chairman, President & CEO

Executive Director
806 -0.6%
441.30
US$355,688 		806 -0.6% 441.30 US$355,688
2019-02-25 2019-02-22 S Sale
3.5
GOTTWALD THOMAS E

Chairman, President & CEO

Executive Director
100 -0.1%
438.00
US$43,800 		100 -0.1% 438.00 US$43,800
2019-02-25 2019-02-22 S Sale
3.5
GOTTWALD THOMAS E

Chairman, President & CEO

Executive Director
200 -0.1%
437.00
US$87,400 		200 -0.1% 437.00 US$87,400
2019-02-25 2019-02-22 S Sale
3.5
GOTTWALD THOMAS E

Chairman, President & CEO

Executive Director
922 -0.6%
436.06
US$402,047 		922 -0.6% 436.06 US$402,047
2019-02-25 2019-02-22 S Sale
3.5
GOTTWALD THOMAS E

Chairman, President & CEO

Executive Director
2,972 -2.0%
435.24
US$1,293,533 		2,972 -2.0% 435.24 US$1,293,533
2019-02-25 2019-02-21 S Sale
3.5
GOTTWALD THOMAS E

Chairman, President & CEO

Executive Director
200 -0.1%
440.45
US$88,090 		200 -0.1% 440.45 US$88,090
2019-02-25 2019-02-21 S Sale
3.5
GOTTWALD THOMAS E

Chairman, President & CEO

Executive Director
4,257 -2.0%
439.28
US$1,870,015 		4,257 -2.0% 439.28 US$1,870,015
2019-02-25 2019-02-21 S Sale
3.5
GOTTWALD THOMAS E

Chairman, President & CEO

Executive Director
1,070 -0.5%
438.30
US$468,981 		1,070 -0.5% 438.30 US$468,981
2019-02-25 2019-02-21 S Sale
3.5
GOTTWALD THOMAS E

Chairman, President & CEO

Executive Director
473 -0.2%
436.98
US$206,692 		473 -0.2% 436.98 US$206,692
2019-02-14 2019-02-12 S Sale
3.0
ROGERS JAMES E
Non-Executive Director
500 -11.3%
433.97
US$216,984 		500 -11.3% 433.97 US$216,984
2018-05-02 2018-05-01 B Purchase Warner Cameron D.

Treasurer & Corp Dev Dir

Officer
100 +13.1%
377.00
US$37,700 		100 +13.1% 377.00 US$37,700
2018-05-02 2018-05-01 B Purchase Warner Cameron D.

Treasurer & Corp Dev Dir

Officer
164 +27.4%
378.10
US$62,008 		164 +27.4% 378.10 US$62,008
2017-05-16 2017-05-15 S Sale Shama Robert A.

President Afton Chemical Corp

Officer
230 -11.1%
458.60
US$105,478 		230 -11.1% 458.60 US$105,478
2017-02-28 2017-02-28 S Sale GOTTWALD THOMAS E

Chairman, President & CEO

Executive Director
2,084 -2.3%
436.88
US$910,458 		2,084 -2.3% 436.88 US$910,458
2017-02-28 2017-02-28 S Sale GOTTWALD THOMAS E

Chairman, President & CEO

Executive Director
300 -0.3%
440.00
US$132,000 		300 -0.3% 440.00 US$132,000
2017-02-28 2017-02-28 S Sale GOTTWALD THOMAS E

Chairman, President & CEO

Executive Director
516 -0.6%
439.00
US$226,524 		516 -0.6% 439.00 US$226,524
2017-02-28 2017-02-28 S Sale GOTTWALD THOMAS E

Chairman, President & CEO

Executive Director
2,100 -2.3%
440.70
US$925,470 		2,100 -2.3% 440.70 US$925,470
2015-11-19 2015-11-17 S Sale Shama Robert A.

President Afton Chemical Corp

Officer
274 -12.3%
400.76
US$109,809 		274 -12.3% 400.76 US$109,809
2015-04-28 2015-04-24 S Sale Hazelgrove Bruce R III

Vice President & CAO

Officer
400 -37.4%
463.50
US$185,399 		400 -37.4% 463.50 US$185,399
2015-02-27 2015-02-25 S Sale GOTTWALD THOMAS E

Chairman, President & CEO

Executive Director
8,100 -2.5%
470.29
US$3,809,349 		8,100 -2.5% 470.29 US$3,809,349
2015-02-27 2015-02-25 S Sale GOTTWALD THOMAS E

Chairman, President & CEO

Executive Director
1,900 -0.6%
474.60
US$901,740 		1,900 -0.6% 474.60 US$901,740
2015-02-04 2015-02-03 S Sale FIORENZA DAVID A

VP & Chief Financial Officer

Officer
294 -51.7%
452.09
US$132,914 		294 -51.7% 452.09 US$132,914
2014-11-07 2014-11-06 S Sale Shama Robert A.

President Afton Chemical Corp

Officer
601 -44.3%
386.10
US$232,046 		601 -44.3% 386.10 US$232,046
2014-11-03 2014-10-31 S Sale Hazelgrove Bruce R III

Vice President & CAO

Officer
243 -24.9%
385.19
US$93,602 		243 -24.9% 385.19 US$93,602
2014-08-28 2014-08-26 S Sale GOTTWALD THOMAS E

Chairman, President & CEO

Executive Director
1,000 -0.3%
408.41
US$408,410 		1,000 -0.3% 408.41 US$408,410
2014-08-28 2014-08-26 S Sale GOTTWALD THOMAS E

Chairman, President & CEO

Executive Director
1,328 -0.4%
407.48
US$541,133 		1,328 -0.4% 407.48 US$541,133
2014-08-28 2014-08-26 S Sale GOTTWALD THOMAS E

Chairman, President & CEO

Executive Director
7,672 -2.3%
406.51
US$3,118,745 		7,672 -2.3% 406.51 US$3,118,745
2014-02-24 2014-02-21 S Sale FIORENZA DAVID A

VP & Chief Financial Officer

Officer
700 -35.8%
367.27
US$257,089 		700 -35.8% 367.27 US$257,089
2013-11-12 2013-11-11 S Sale FIORENZA DAVID A

VP & Chief Financial Officer

Officer
1,000 -34.0%
312.09
US$312,090 		1,000 -34.0% 312.09 US$312,090
2013-05-03 2013-05-01 S Sale FIORENZA DAVID A

VP & Chief Financial Officer

Officer
1,000 -25.6%
263.21
US$263,214 		1,000 -25.6% 263.21 US$263,214
2013-01-31 2013-01-30 B Purchase GAMBILL MARK M Non-Executive Director
500 +47.3%
256.07
US$128,035 		500 +47.3% 256.07 US$128,035
2013-01-31 2013-01-30 B Purchase HANLEY PATRICK D Non-Executive Director
200 +6.8%
256.17
US$51,234 		200 +6.8% 256.17 US$51,234
2012-11-02 2012-11-01 S Sale FIORENZA DAVID A

VP & Chief Financial Officer

Officer
1,000 -22.1%
277.36
US$277,360 		1,000 -22.1% 277.36 US$277,360
2011-04-27 2011-04-26 S Sale GOTTWALD THOMAS E

President & CEO

Executive Director
5,700 -1.5%
182.60
US$1,040,820 		5,700 -1.5% 182.60 US$1,040,820
2011-04-27 2011-04-26 S Sale GOTTWALD THOMAS E

President & CEO

Executive Director
9,300 -2.4%
181.52
US$1,688,136 		9,300 -2.4% 181.52 US$1,688,136
2010-11-17 2010-11-16 S Sale GOTTWALD THOMAS E

President & CEO

Executive Director
9,700 -3.5%
119.50
US$1,159,123 		9,700 -3.5% 119.50 US$1,159,123
2010-11-17 2010-11-16 S Sale GOTTWALD THOMAS E

President & CEO

Executive Director
2,800 -1.0%
118.11
US$330,719 		2,800 -1.0% 118.11 US$330,719
2010-11-17 2010-11-16 S Sale GOTTWALD THOMAS E

President & CEO

Executive Director
2,500 -0.9%
117.27
US$293,171 		2,500 -0.9% 117.27 US$293,171
2009-11-25 2009-11-24 S Sale HUANG C S WARREN

President Afton Chemical Corp

Officer
1,000 -7.1%
110.36
US$110,363 		1,000 -7.1% 110.36 US$110,363
2009-11-25 2009-11-23 S Sale HUANG C S WARREN

President Afton Chemical Corp

Officer
1,000 -6.6%
112.00
US$112,000 		1,000 -6.6% 112.00 US$112,000
2010-08-11 2009-06-25 S Sale GAMBILL MARK M Non-Executive Director
222 -44.6%
66.69
US$14,805 		222 -44.6% 66.69 US$14,805
2010-08-11 2009-05-28 S Sale GAMBILL MARK M Non-Executive Director
232 -31.8%
71.15
US$16,506 		232 -31.8% 71.15 US$16,506
2008-11-21 2008-11-20 B Purchase Hazelgrove Bruce R III

VP - Corporate Resources

Officer
352 +inf%
26.98
US$9,497 		352 +inf% 26.98 US$9,497
2008-08-29 2008-08-27 B Purchase GOTTWALD BRUCE C Non-Executive Director Large shareholder
1,700 +0.2%
64.87
US$110,279 		1,700 +0.2% 64.87 US$110,279
2008-08-29 2008-08-27 B Purchase GOTTWALD BRUCE C Non-Executive Director Large shareholder
1,502 +0.2%
64.86
US$97,420 		1,502 +0.2% 64.86 US$97,420
2008-08-29 2008-08-27 B Purchase GOTTWALD BRUCE C Non-Executive Director Large shareholder
2,900 +0.4%
64.85
US$188,065 		2,900 +0.4% 64.85 US$188,065
2008-08-29 2008-08-27 B Purchase GOTTWALD BRUCE C Non-Executive Director Large shareholder
100 +0.0%
64.85
US$6,484 		100 +0.0% 64.85 US$6,484
2008-08-29 2008-08-27 B Purchase GOTTWALD BRUCE C Non-Executive Director Large shareholder
700 +0.1%
64.84
US$45,388 		700 +0.1% 64.84 US$45,388
2008-08-29 2008-08-27 B Purchase GOTTWALD BRUCE C Non-Executive Director Large shareholder
100 +0.0%
64.84
US$6,484 		100 +0.0% 64.84 US$6,484
2008-08-29 2008-08-27 B Purchase GOTTWALD BRUCE C Non-Executive Director Large shareholder
200 +0.0%
64.84
US$12,967 		200 +0.0% 64.84 US$12,967
2008-08-29 2008-08-27 B Purchase GOTTWALD BRUCE C Non-Executive Director Large shareholder
200 +0.0%
64.83
US$12,966 		200 +0.0% 64.83 US$12,966
2008-08-29 2008-08-27 B Purchase GOTTWALD BRUCE C Non-Executive Director Large shareholder
200 +0.0%
64.82
US$12,964 		200 +0.0% 64.82 US$12,964
2008-08-29 2008-08-27 B Purchase GOTTWALD BRUCE C Non-Executive Director Large shareholder
100 +0.0%
64.82
US$6,482 		100 +0.0% 64.82 US$6,482
2008-08-29 2008-08-27 B Purchase GOTTWALD BRUCE C Non-Executive Director Large shareholder
900 +0.1%
64.81
US$58,329 		900 +0.1% 64.81 US$58,329
2008-08-29 2008-08-27 B Purchase GOTTWALD BRUCE C Non-Executive Director Large shareholder
100 +0.0%
64.81
US$6,480 		100 +0.0% 64.81 US$6,480
2008-08-29 2008-08-27 B Purchase GOTTWALD BRUCE C Non-Executive Director Large shareholder
1,209 +0.2%
64.80
US$78,343 		1,209 +0.2% 64.80 US$78,343
2008-08-29 2008-08-27 B Purchase GOTTWALD BRUCE C Non-Executive Director Large shareholder
1,098 +0.1%
64.79
US$71,139 		1,098 +0.1% 64.79 US$71,139
2008-08-29 2008-08-27 B Purchase GOTTWALD BRUCE C Non-Executive Director Large shareholder
203 +0.0%
64.78
US$13,150 		203 +0.0% 64.78 US$13,150
2008-08-29 2008-08-27 B Purchase GOTTWALD BRUCE C Non-Executive Director Large shareholder
150 +0.0%
64.77
US$9,716 		150 +0.0% 64.77 US$9,716
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