1 unchanged sentence
On October 28, 2021, our Board of Directors approved a share repurchase program authorizing management to repurchase up to $500 million of NewMarket's outstanding common stock until December 31, 2024, as market conditions warrant and covenants under our existing debt agreements permit.
−Removed: We may conduct the share repurchases in the open market, in privately negotiated transactions, through block trades, or pursuant to any trading plan that may be adopted in accordance with Rule 10b5-1 of the Securities Exchange Act of 1934.
+Added: We may conduct the share repurchases in the open market, in privately negotiated transactions, through block trades, or pursuant to any trading plan that may be adopted in accordance with Rule 10b5-1 and/or Rule 10b-18 of the Securities Exchange Act of 1934.
The repurchase program does not require the Company to acquire any specific number of shares and may be terminated or suspended at any time.
−Removed: At September 30, 2022 , approximately $327 million remained available under the 2021 authorization.
−Removed: The following table outlines the purchases during the third quarter of 2022 under the authorization.
+Added: At March 31, 2023 , approximately $246 million remained available under the 2021 authorization.
+Added: The following table outlines the purchases during the first quarter of 2023 under the authorization.
Issuer Purchases of Equity Securities
Period Total Number of Shares Purchased Average Price Paid per Share Total Number of Shares Purchased as Part of Publicly Announced Plans or Programs Approximate Dollar Value of Shares that May Yet Be Purchased Under the Plans or Programs
−Removed: July 1 to July 31 68,058 $ 303.05 68,058 $ 368,344,778
−Removed: August 1 to August 31 16,013 287.34 16,013 363,743,619
−Removed: September 1 to September 30 125,467 295.80 125,467 326,630,200
+Added: January 1 to January 31 15,264 $ 322.04 15,264 $ 269,428,875
+Added: February 1 to February 28 4,118 345.50 4,118 268,006,086
+Added: March 1 to March 31 63,104 350.85 63,104 245,865,944
Total 82,486 $ 345.25 82,486 $ 245,865,944
6 unchanged sentences
Exhibit 31(b)
−Removed: Certification pursuant to Rule 13a-14(a) under the Securities Exchange Act of 1934, as adopted pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 by Brian D.
+Added: Certification pursuant to Rule 13a-14(a) under the Securities Exchange Act of 1934, as adopted pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 by William J.
Exhibit 32(a)
3 unchanged sentences
Certification pursuant to 18 U.S.C.
−Removed: Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 by Brian D.
+Added: Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 by William J.
Exhibit 101 Inline XBRL Instance Document and Related Items (the instance document does not appear in the Interactive Data File because its Inline XBRL tags are embedded within the Inline XBRL document)
2 unchanged sentences
NEWMARKET CORPORATION
−Removed: October 25, 2022 By:
+Added: April 27, 2023 By:
+Added: /s/ William J.
Vice President and
1 unchanged sentence
(Principal Financial Officer)
−Removed: October 25, 2022 By:
−Removed: /s/ William J.
+Added: April 27, 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.