----

----

|   |                                                                                                |
|---|------------------------------------------------------------------------------------------------|
| x | ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 |

|   |                                                                                                    |
|---|----------------------------------------------------------------------------------------------------|
| o | TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 |

|                                                                             |
|-----------------------------------------------------------------------------|
|                                                                             |  |  |
| Delaware (State or Other Jurisdiction ofIncorporation or Organization) |   | 45-4320930    (I.R.S. Employer Identification No.) |

|                                    |
|------------------------------------|
|                                    |  |  |
| Title of each class |   | Name of each exchange on which registered |
| Common Stock, $0.001 par value     |   | The NASDAQ Stock Market LLC |

|                                                                               |
|-------------------------------------------------------------------------------|
|                                                                               |  |  |
| Large accelerated filer o                                                |   | Accelerated filer o |
| Non-accelerated filer o (Do not check if smaller reporting company) |   | Smaller reporting company x |
|                                                                          |   | Emerging growth company x |

----

----

----

----

|               |
|---------------|
|               |  |  |  |  |  |  |  |  |  |  |  |  |
| ExhibitNumber |   |   |   | Incorporated by Reference |   | FiledHerewith |
|          | Exhibit Description |   | Form |   | File Number |   | Exhibit |   | Filing Date |   |
| 2.1           |   | Share Purchase Agreement, dated July 6, 2016, between the Registrant and Victor Plessky |   | 8-K |   | 001-36467 |   | 2.1 |   | 7/8/2016 |   |   |
| 3.1           |   | Amended and Restated Certificate of Incorporation of the Registrant |   | 8-K |   | 001-36467 |   | 3.1 |   | 6/5/2014 |   |   |
| 3.2           |   | Amended and Restated Bylaws of the Registrant |   | 8-K |   | 001-36467 |   | 3.2 |   | 6/5/2014 |   |   |
| 4.1           |   | Form of the Registrant’s common stock certificate |   | S-1/A |   | 333-193552 |   | 4.1 |   | 4/11/2014 |   |   |
| 4.2           |   | Form of Underwriter’s Warrant |   | S-1/A |   | 333-193552 |   | 4.2 |   | 5/16/2014 |   |   |
| 4.3           |   | Form of Warrant, dated April 25, 2016 |   | 8-K |   | 001-36467 |   | 10.3 |   | 4/26/2016 |   |   |
| 4.4           |   | Form of Agent Warrant, dated April 25, 2016 |   | 8-K |   | 001-36467 |   | 10.4 |   | 4/26/2016 |   |   |
| 4.5           |   | Form of Underwriter’s Warrant |   | 8-K |   | 001-36467 |   | 4.1 |   | 9/9/2016 |   |   |
| 4.6           |   | Amended and Restated Warrant to Purchase Common Stock, dated November 15, 2013, issued by the Registrant in favor of MDB Capital Group LLC for 222,222 shares of common stock |   | S-1 |   | 333-193552 |   | 10.25 |   | 1/24/2014 |   |   |
| 4.7           |   | Amended and Restated Warrant to Purchase Common Stock, dated November 15, 2013, issued by the Registrant in favor of MDB Capital Group LLC for a to-be-determined number of shares of common stock |   | S-1 |   | 333-193552 |   | 10.26 |   | 1/24/2014 |   |   |
| 4.8           |   | Warrant Agreement issued to Investors Relations Consultant |   | 10-K |   | 001-36467 |   | 10.40 |   | 3/27/2015 |   |   |
| 4.9           |   | Warrant to Purchase Common Stock, dated February 22, 2017, issued by the Registrant to Grayboard Investments, Ltd. |   | 8-K |   | 001-36467 |   | 10.3 |   | 2/24/2017 |   |   |
| 4.10          |   | Form of Warrant issued to investors |   | 8-K |   | 001-36467 |   | 10.3 |   | 9/29/2017 |   |   |
| 4.11          |   | Placement Agent Warrant, dated September 28, 2017 |   | 8-K |   | 001-36467 |   | 10.4 |   | 9/29/2017 |   |   |
| 4.12          |   | Placement Agent Warrant, dated October 2, 2017 |   | 8-K |   | 001-36467 |   | 10.1 |   | 10/3/2017 |   |   |
| 10.1*         |   | Form of Indemnification Agreement between the Registrant and each of its directors and officers |   | S-1 |   | 333-193552 |   | 10.1 |   | 1/24/2014 |   |   |
| 10.2.1*       |   | Registrant’s Amended and Restated 2014 Omnibus Incentive Plan |   | S-1/A |   | 333-193552 |   | 10.2 |   | 4/11/2014 |   |   |
| 10.2.2*       |   | Amendment No. 1 to Registrant’s Amended and Restated 2014 Omnibus Incentive Plan |   | S-8 |   | 333-211893 |   | 10.1 |   | 6/7/2016 |   |   |
| 10.2.3*       |   | Amendment No. 2 to Registrant’s Amended and Restated 2014 Omnibus Incentive Plan |   | S-8 |   | 333-218542 |   | 10.3 |   | 6/7/2017 |   |   |
| 10.3*         |   | Offer Letter between the Registrant and Robert Hammond, dated June 17, 2013 |   | S-1 |   | 333-193552 |   | 10.4 |   | 1/24/2014 |   |   |

----

|               |
|---------------|
|               |  |  |  |  |  |  |  |  |  |  |  |  |
| ExhibitNumber |   |   |   | Incorporated by Reference |   | FiledHerewith |
|          | Exhibit Description |   | Form |   | File Number |   | Exhibit |   | Filing Date |   |
| 10.4*         |   | Offer Letter between the Registrant and Neal Fenzi, dated June 17, 2013 |   | S-1 |   | 333-193552 |   | 10.5 |   | 1/24/2014 |   |   |
| 10.5*         |   | Offer Letter between the Registrant and George B. Holmes, dated February 9, 2016 |   | 8-K |   | 001-36467 |   | 10.1 |   | 3/4/2016 |   |   |
| 10.6*         |   | Offer Letter between the Registrant and Jeffrey Killian, dated October 6, 2016 |   | 8-K |   | 001-36467 |   | 10.1 |   | 10/12/2016 |   |   |
| 10.7*         |   | Form of Severance/Change-in-Control Agreement |   | 10-K |   | 001-36467 |   | 10.41 |   | 3/27/2015 |   |   |
| 10.8*         |   | Restricted Stock Unit Agreement, with a grant date of February 29, 2016 between the Registrant and George B. Holmes |   | 8-K |   | 001-36467 |   | 10.2 |   | 3/4/2016 |   |   |
| 10.9*         |   | Restricted Stock Unit Agreement, with a grant date of April 25, 2016, between the Registrant and George B. Holmes |   | S-8 |   | 333-211894 |   | 10.2 |   | 6/7/2016 |   |   |
| 10.10*        |   | Restricted Stock Unit Agreement, with a grant date of August 8, 2016, between the Registrant and George B. Holmes |   | 8-K |   | 001-36467 |   | 10.1 |   | 8/12/2016 |   |   |
| 10.11*        |   | Restricted Stock Unit Agreement, with a grant date of October 24, 2016, between the Registrant and Jeff A. Killian |   | S-8 |   | 333-214571 |   | 10.1 |   | 11/10/2016 |   |   |
| 10.12*        |   | Outside Director Compensation Policy |   | 10-K |   | 001-36467 |   | 10.6 |   | 3/25/2016 |   |   |
| 10.13*        |   | Separation Agreement, dated July 28, 2016, between John Philpott and the Registrant |   | 10-Q |   | 001-36467 |   | 10.1 |   | 11/10/2016 |   |   |
| 10.14*        |   | Letter Agreement, dated July 26, 2016, between Bridgepoint Consulting and the Registrant |   | 10-Q |   | 001-36467 |   | 10.2 |   | 11/10/2016 |   |   |
| 10.15.1       |   | Multi-Tenant Industrial Lease, dated August 9, 2013, between the Registrant and Nassau Land Company, L.P. |   | S-1 |   | 333-193552 |   | 10.33 |   | 1/24/2014 |   |   |
| 10.15.2       |   | First Amendment to Lease, dated March 20, 2014, between Registrant and Nassau Land Company, L.P. |   | 10-K |   | 001-36467 |   | 10.33.2 |   | 3/27/2015 |   |   |
| 10.15.3       |   | Second Amendment to Lease, dated September 15, 2014, between Registrant and Nassau Land Company, L.P. |   | 10-K |   | 001-36467 |   | 10.33.3 |   | 3/27/2015 |   |   |
| 10.15.4       |   | Third Amendment to Lease, dated June 1, 2016, between Registrant and Nassau Land Company, L.P. |   | 10-K |   | 001-36467 |   | 10.15.4 |   | 3/30/2017 |   |   |
| 10.15.5       |   | Forth Amendment to Lease, dated June 1, 2016, between Registrant and Nassau Land Company, L.P. |   | 10-K |   | 001-36467 |   | 10.15.5 |   | 3/30/2017 |   |   |
| 10.16         |   | Standard Multi-Tenant Office Lease - Gross, dated December 16, 2016, between the Registrant and SeaBreeze I Venture - TIC. |   | 8-K |   | 001-36467 |   | 10.1 |   | 1/6/2017 |   |   |
| 10.17         |   | Securities Purchase Agreement, dated April 20, 2016, between the Registrant and the Investors listed on the schedule of buyers attached thereto |   | 8-K |   | 001-36467 |   | 10.1 |   | 4/26/2016 |   |   |
| 10.18         |   | Registration Rights Agreement, dated April 25, 2016 |   | 8-K |   | 001-36467 |   | 10.2 |   | 4/26/2016 |   |   |
| 10.19         |   | Registration Rights Agreement for Investors, dated June 17, 2013, by and among the Registrant and the persons listed on Schedule A thereto |   | S-1 |   | 333-193552 |   | 10.23 |   | 1/24/2014 |   |   |

----

|               |
|---------------|
|               |  |  |  |  |  |  |  |  |  |  |  |  |
| ExhibitNumber |   |   |   | Incorporated by Reference |   | FiledHerewith |
|          | Exhibit Description |   | Form |   | File Number |   | Exhibit |   | Filing Date |   |
| 10.20         |   | Registration Rights Agreement for Warrants, dated June 17, 2013, by and among the Registrant and MDB Capital Group LLC |   | S-1 |   | 333-193552 |   | 10.24 |   | 1/24/2014 |   |   |
| 10.21         |   | Securities Purchase Agreement, dated February 20, 2017, between the Registrant and Grayboard Investments, Ltd. |   | 8-K |   | 001-36467 |   | 10.1 |   | 2/24/2017 |   |   |
| 10.22         |   | Registration Rights Agreement, dated February 20, 2017, between the Registrant and Grayboard Investments, Ltd. |   | 8-K |   | 001-36467 |   | 10.2 |   | 2/24/2017 |   |   |
| 10.23         |   | Securities Purchase Agreement, dated September 25, 2017, among the Registrant and the investors identified therein |   | 8-K |   | 001-36467 |   | 10.1 |   | 9/29/2017 |   |   |
| 10.24         |   | Registration Rights Agreement, dated September 28, 2017, among the Registrant and the investors identified therein |   | 8-K |   | 001-36467 |   | 10.2 |   | 9/29/2017 |   |   |
| 10.25         |   | Warrant Exercise Agreement, dated as of December 19, 2017, by and between the Registrant and Grayboard Investments, Ltd. |   | 8-K |   | 001-36467 |   | 10.1 |   | 12/26/2017 |   |   |
| 10.26*        |   | Amended and Restated Severance and Change in Control Agreement, dated as of December 21, 2017, by and between the Registrant and George B. Holmes |   | 8-K |   | 001-36467 |   | 10.2 |   | 12/26/2017 |   |   |
| 21.1          |   | List of Subsidiaries |   | 10-K |   | 001-36467 |   | 21.1 |   | 3/30/2017 |   |   |
| 23.1          |   | Consent of Crowe Horwath LLP |   |   |   |   |   |   |   |   |   | X |
| 24.1          |   | Power of Attorney (included on signature page) |   | 10-K |   | 001-36467 |   | 24.1 |   | 2/28/2018 |   |   |
| 31.1          |   | Certification of Principal Executive Officer Pursuant to Securities Exchange Act Rules 13a-14(a) and 15d-14(a) as adopted pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 |   |   |   |   |   |   |   |   |   | X |
| 31.2          |   | Certification of Principal Financial Officer Pursuant to Securities Exchange Act Rules 13a-14(a) and 15d-14(a) as adopted pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 |   |   |   |   |   |   |   |   |   | X |
| 32.1#         |   | Certification of Principal Executive Officer and Principal Financial Officer Pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 |   | 10-K |   | 001-36467 |   | 32.1 |   | 2/28/2018 |   |   |
| 101.INS       |   | XBRL Instance Document |   | 10-K |   | 001-36467 |   | 101.INS |   | 2/28/2018 |   |   |
| 101.SCH       |   | XBRL Taxonomy Extension Schema Document |   | 10-K |   | 001-36467 |   | 101.SCH |   | 2/28/2018 |   |   |
| 101.CAL       |   | XBRL Taxonomy Extension Calculation Linkbase Document |   | 10-K |   | 001-36467 |   | 101.CAL |   | 2/28/2018 |   |   |
| 101.DEF       |   | XBRL Taxonomy Extension Definition Linkbase Document |   | 10-K |   | 001-36467 |   | 101.DEF |   | 2/28/2018 |   |   |
| 101.LAB       |   | XBRL Taxonomy Extension Label Linkbase Document |   | 10-K |   | 001-36467 |   | 101.LAB |   | 2/28/2018 |   |   |
| 101.PRE       |   | XBRL Taxonomy Extension Presentation Linkbase Document |   | 10-K |   | 001-36467 |   | 101.PRE |   | 2/28/2018 |   |   |

----

|        |
|--------|
|        |
|   |

|   |                                                                                                                                       |
|---|---------------------------------------------------------------------------------------------------------------------------------------|
| * | Each a management contract or compensatory plan or arrangement required to be filed as an exhibit to this annual report on Form 10-K. |

|   |                                                                                                                                                                                                                                                                                                                                                                                                                                                                     |
|---|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| # | The information in this exhibit is furnished and deemed not filed with the Securities and Exchange Commission for purposes of section 18 of the Exchange Act of 1934, as amended, and is not to be incorporated by reference into any filing of Resonant Inc. under the Securities Act of 1933, as amended, or the Exchange Act of 1934, as amended, whether made before or after the date hereof, regardless of any general incorporation language in such filing. |

----

|                       |
|-----------------------|
|                       |  |  |
| Dated: March 16, 2018 | Resonant Inc. |
|                  |   |   |
|                  | By: | /s/ Jeff Killian |
|                  |   | Jeff Killian |
|                  |   | Chief Financial Officer |
|                  |   | (Principal Financial Officer) |