UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ Annual Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the Fiscal Year Ended December 31, 2020 ☐ Transition Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the transition period from _______________ to ________________ Commission File Number: 001-39070 MONOPAR THERAPEUTICS INC. (Exact name of registrant as specified in its charter) DELAWARE 32-046 ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ Quarterly Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the Quarterly Period Ended September 30, 2020 ☐ Transition Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the transition period from to Commission File Number: 001-39070 MONOPAR THERAPEUTICS INC. (Exact name of registrant as specified in its charter) DELAWARE 32-0463781 (State or other jur ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) MONOPAR THERAPEUTICS INC. (Exact name of registrant as specified in its charter) | DELAWARE | 32-0463781 | | --- | --- | | (State or other jurisdiction of incorporation or organization) | (I.R.S. employer | | | identification number) | | 1000 Skokie Blvd., Suite 350, Wilmette, IL | 60091 | | (Address of principal executive offices) | (zip code) | | (847) 388-0349 | | | (Registrant's telephone number, including area ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ Quarterly Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the Quarterly Period Ended March 31, 2020 ☐ Transition Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the transition period from to Commission File Number: 001-39070 MONOPAR THERAPEUTICS INC. (Exact name of registrant as specified in its charter) | DELAWARE | | 32-0463781 | | --- | --- | - ...

UNITED STATES Commission File Number: 001-39070 SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ Annual Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 19 For the Fiscal Year Ended December 31, 2019 ☐ Transition Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the transition period from __________ to ____________ MONOPAR THERAPEUTICS INC. (Exact name of registrant as specified in its charter) DELAWARE 32-0463781 (State ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ Quarterly Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the Quarterly Period Ended September 30, 2019 ☐ Transition Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the transition period from to Commission File Number: 000-55866 MONOPAR THERAPEUTICS INC. (Exact name of registrant as specified in its charter) | DELAWARE | 32-0463781 | | --- | --- | ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ Quarterly Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the Quarterly Period Ended June 30, 2019 ☐ Transition Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the transition period from to Commission File Number: 000-55866 MONOPAR THERAPEUTICS INC. (Exact name of registrant as specified in its charter) | DELAWARE | | 32-0463781 | | --- | --- | -- ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ Quarterly Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the Quarterly Period Ended March 31, 2019 ☐ Transition Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the transition period from to Commission File Number: 000-55866 MONOPAR THERAPEUTICS INC. (Exact name of registrant as specified in its charter) | DELAWARE | | 32-0463781 | | --- | --- | - ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ Annual Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the Fiscal Year Ended December 31, 2018 ☐ Transition Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the transition period from to Commission File Number: 000-55866 MONOPAR THERAPEUTICS INC. (Exact name of registrant as specified in its charter) | DELAWARE | 32-0463781 | | --- | --- | | (State ...