For 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 . FORM 10-Q x Quarterly Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 Commission File Number: 001-36357 LIPOCINE INC. (Exact name of registrant as specified in its charter) Delaware 99-0370688 (State or Other Jurisdiction of Incorporatio ...

WASHINGTON, D.C. 20549 FORM 10-Q x Quarterly Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 UNITED STATES SECURITIES AND EXCHANGE COMMISSION For Quarterly Period ended June 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: 001-36357 LIPOCINE INC. (Exact name of registrant as specified in its charter) Delaware 99-0370688 (State or Other Jurisdiction of Incorporation or ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 Commission File Number: 001-36357 LIPOCINE INC. (Exact name of registrant as specified in its charter) Delaware 99-0370688 (State or Other Jurisdiction of Incorporation or Organization) 675 Arapeen Drive, Suite 202, Salt Lake City, Utah 84108 (Address of Principal Executive Offices) (Zip Code) FORM 10-Q x Quarterly Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For Quarterly Period ended March 31, 2020 ¨ T ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 Delaware 99-0370688 (State or Other Jurisdiction of Incorporation or Organization) 675 Arapeen Drive, Suite 202, Salt Lake City, Utah 84108 (Address of Principal Executive Offices) (Zip Code) FORM 10-K (IRS Employer Identification No.) Commission File Number: 001-36357 801-994-7383 LIPOCINE INC. (Registrant's telephone number, including area code) (Exact name of registrant as specified in its charter) Securities registered pursuant to S ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q x Quarterly Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For 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: 001-36357 LIPOCINE INC. (Exact name of registrant as specified in its charter) Delaware 99-0370688 (State or Other Jurisdiction of Incorporatio ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q x Quarterly Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For 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: 001-36357 LIPOCINE INC. (Exact name of registrant as specified in its charter) Delaware 99-0370688 (State or Other Jurisdiction ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q x Quarterly Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For 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 . (IRS Employer Identification No.) 801-994-7383 (Registrant's telephone number, including area code) Indicate by check mark whether the registrant (1) has filed all reports ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K x ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2018 or ¨ 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: 001-36357 LIPOCINE INC. (Exact name of registrant as specified in its charter) Delaware 99-0370688 (State or Other Jurisdiction of (IRS E ...