UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d)

of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): March 31, 2021

TELIGENT, INC.

(Exact Name of Registrant as Specified in its Charter)

105 Lincoln Avenue

Buena, New Jersey 08310

(Address of Principal Executive Offices)(Zip Code)

Registrant’s telephone number, including area code: (856) 697-1441

Not applicable

(Former Name or Former Address, if Changed Since Last Report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

Securities registered pursuant to Section 12(b) of the Act:

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company. ¨

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ¨

On March 31, 2021, Teligent, Inc. (the “Company”) completed its previously announced at-the-market equity offering program (the “ATM Program”). Under the ATM Program, the Company sold an aggregate of 38,712,036 shares (the “Shares”) of common stock, par value $0.01 per share (“Common Stock”), between January 28, 2021 and March 31, 2021. The Shares were sold at an average price of approximately $0.993 per Share resulting in aggregate gross proceeds of approximately $38.5 million and aggregate net proceeds of approximately $37 million after deducting commissions due on the sale of Shares. After settlement of the final Shares sold in the ATM Program, the Company will have 92,817,493 shares of Common Stock issued and outstanding.

The Shares were sold pursuant to a shelf registration statement on Form S-3 and the related prospectus (File No. 333-224188) that became effective on May 18, 2018, supplemented by the prospectus supplement dated January 28, 2021, as further supplemented by supplement no. 1 to the prospectus supplement dated February 16, 2021.

SIGNATURES

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 hereunto duly authorized.