Unregistered Sales of Equity Securities and Use of Proceeds
−Removed: Issuer purchases of equity securities for the three months ended June 30, 2025 were as follows:
+Added: Issuer purchases of equity securities for the three months ended September 30, 2025 were as follows:
ISSUER PURCHASES OF EQUITY SECURITIES
9 unchanged sentences
Under the Plans or Programs (1)
−Removed: April 1 - April 30
+Added: July 1 - July 31
5,450,280 $82.08 5,450,280 $9,449
−Removed: May 1 - May 31
+Added: August 1 - August 31
5,267,604 $82.51 5,267,604 $9,014
−Removed: June 1 - June 30
+Added: September 1 - September 30
5,384,846 $81.99 5,384,846 $8,572
Total 16,102,730 $82.19 16,102,730
−Removed: (1) Shares purchased during the period were made as part of a plans approved by the Board of Directors in both October 2018 and January 2025, each to purchase up to $10 billion of Merck’s common stock for its treasury.
+Added: (1) Shares purchased during the period were made as part of a plan approved by the Board of Directors in January 2025 to purchase up to $10 billion of Merck’s common stock for its treasury.
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.