9 unchanged sentences
Shares Purchased
−Removed: as Part of Publicly Announced
−Removed: Approximate Dollar Value of Shares that May Yet Be Purchased Under the Program (1)
−Removed: April 1 - 30, 2021
−Removed: May 1 - 31, 2021
−Removed: June 1 - 30, 2021
−Removed: (1) Pursuant to the Company’s share repurchase program, on September 22, 2020, the Company announced that the Board of Directors had authorized a $5,000,000 expansion of the Company’s existing share repurchase program.
+Added: as Part of Publicly
+Added: Approximate Dollar Value
+Added: of Shares that May Yet Be
+Added: Purchased Under the
+Added: July 1 - 31, 2021
+Added: August 1 - 31, 2021
+Added: September 1 - 30, 2021
+Added:  (1) Pursuant to the Company’s share repurchase program, on September 22, 2020, the Company announced that the Board of Directors had authorized a $5,000,000 expansion of the Company’s existing share repurchase program.
All of the shares included in this table were purchased pursuant to this program.
13 unchanged sentences
Section 1350, as Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 – Chief Financial Officer.
−Removed: Interactive Data Files for Alpha Pro Tech, Ltd’s Form 10-Q for the period ended June 30, 2021, formatted in Inline XBRL.
+Added: Interactive Data Files for Alpha Pro Tech, Ltd’s Form 10-Q for the period ended September 30, 2021, formatted in Inline XBRL.
Cover Page Interactive Data File (formatted as Inline XBRL and contained in Exhibit 101).
2 unchanged sentences
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized.
−Removed: ALPHA PRO TECH, LTD. 
−Removed: August 5, 2021
−Removed: /s/Lloyd Hoffman
−Removed: Lloyd Hoffman 
−Removed: President and Chief Executive Officer 
−Removed: August 5 , 2021
−Removed: /s/Colleen McDonald
+Added: ALPHA PRO TECH, LTD.
+Added: November 5, 2021
+Added:  /s/Lloyd Hoffman
+Added: Lloyd Hoffman
+Added: President and Chief Executive Officer
+Added: November 5, 2021
+Added:  /s/Colleen McDonald
Colleen McDonald
1 unchanged sentence
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.