Other Information
−Removed: During the quarter ended June 30, 2023, no director or officer (as defined in Rule 16a-1(f) under the Exchange Act) of NewMarket Corporation adopted or terminated a "Rule 10b5-1 trading arrangement" or "non-Rule 10b5-1 trading arrangement," as each term is defined in Item 408(a) or Regulation S-K.
+Added: During the quarter ended September 30, 2023, no director or officer (as defined in Rule 16a-1(f) under the Exchange Act) of NewMarket Corporation adopted or terminated a "Rule 10b5-1 trading arrangement" or "non-Rule 10b5-1 trading arrangement," as each term is defined in Item 408(a) or Regulation S-K.
Articles of Incorporation Amended and Restated effective April 27, 2012 (incorporated by reference to Exhibit 3.1 to Form 8-K (File No.
2 unchanged sentences
1- 32190) filed August 6, 2015)
−Removed: 2023 Incentive Compensation and Stock Plan
Exhibit 31(a)
12 unchanged sentences
NEWMARKET CORPORATION
−Removed: July 27, 2023 By:
+Added: October 26, 2023 By:
/s/ William J.
2 unchanged sentences
(Principal Financial Officer)
−Removed: July 27, 2023 By:
+Added: October 26, 2023 By:
(Principal Accounting Officer)
Compared sentence by sentence after normalising whitespace, quotation marks, case and digits, so re-formatting and restated figures do not read as changed language. Wording changes appear as one removal and one addition. The current filing and the prior one are authoritative.