Company: DMRC
Filing Date: 2025-03-26
Form Type: 10-K/A
Source: 0001193125-25-063090
Chunk: 0

Company: Digimarc CORP
Filing Date: 2025-03-26
Form: 10-K/A
Chunk 0
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UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K/ A Amendment No. 1 (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, 2024 OR

| Transition Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 |

For the transition period fromto Commission File Number 001-34108 DIGIMARC CORPORATION (Exact name of registrant as specified in its charter)

| Oregon                          |     | 26-2828185         |
| (State or other jurisdiction of 
 incorporation or organization)  |     | -I.R.S. Employer   
 Identification No. |

8500 SW Creekside Place, Beaverton, Oregon 97008 (Address of principal executive offices) (Zip Code) ( 503) 469-4800 (Registrant’s telephone number, including area code) Securities registered pursuant to Section 12(b) of the Act:

| Title of Each Class                      |     | Trading Symbol |     | Name of Each Exchange on Which Registered |
| Common Stock, $0.001 Par Value Per Share |     | DMRC           |     | The NASDAQ Stock Market LLC               |

Securities registered pursuant to Section 12(g) of the Act: NONE Indicate by check mark if the registrant is a well-known seasoned issuer, as defined in Rule 405 of the Securities Act. Yes ☐ No☒ Indicate by check mark if the registrant is not required to file reports pursuant to Section 13 or Section 15(d) of the Act. Yes ☐ No☒ Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days. Yes☒ No ☐ Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of Regulation S-Tduring the preceding 12 months (or for such shorter period that the registrant was required to submit such files). Yes☒ No ☐ Indicate by check mark whether the