EX-32.1 9 a2223442zex-32_1.htm EX-32.1
QuickLinks -- Click here to rapidly navigate through this document

EXHIBIT 32.1

Certification of Periodic Financial Reports
Pursuant to 18 U.S.C. Section 1350

Pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, the undersigned officer of Allied Motion Technologies Inc. (the "Company") certifies to his knowledge that:

(1)
  The Annual Report on Form 10-K of the Company for the year ended December 31, 2014 fully complies with the requirements of Section 13 (a) or 15 (d) of the Securities Exchange Act of 1934; and
(2)
  The information contained in that Form 10-K fairly presents, in all material respects, the financial condition and results of operations of the Company.

Date: March 12, 2015 |  | /s/ RICHARD S. WARZALA Richard S. Warzala President, Chief Executive Officer and Chairman of the Board

QuickLinks

EXHIBIT 32.1

Certification of Periodic Financial Reports Pursuant to 18 U.S.C. Section 1350