0001726445 us-gaap:CommonClassBMember 2025-02-26 0001726445 2024-06-28 0001726445 us-gaap:CommonClassAMember 2025-02-26 0001726445 2024-01-01 2024-12-31 shares iso4217:USD 0001726445 FY true 10-K/A true 2024-12-31 --12-31 2024 false 001-39747 SEER, INC. DE 82-1153150 3800 Bridge Parkway Suite 102 Redwood City CA 94065 650 453-0000 0.00001 SEER NASDAQ No No Yes Yes true Non-accelerated Filer false false false false 95800000 55737066 4044969 None. EXPLANATORY NOTEThis Amendment No. 1 on Form 10-K/A (this “Amendment” or “Form 10-K/A”) to amend the Annual Report on Form 10-K of Seer, Inc., a Delaware corporation (referred to as “Seer,” the “Company,” “we,” “us,” or “our”) for the fiscal year ended December 31, 2024, originally filed with the Securities and Exchange Commission (the “SEC”) on March 3, 2025 (the “Original Report”), is being filed for the purpose of including the information required to be disclosed by Part III of Form 10-K. This information was previously omitted from the Original Report in reliance on General Instruction G(3) to Form 10-K, which permits the information in the above referenced items to be incorporated in the Form 10-K by reference from our definitive proxy statement if such proxy statement is filed no later than 120 days after our fiscal year-end. The reference on the cover page of the Original Report to the incorporation by reference to portions of our definitive proxy statement into Part III of the Original Report has been deleted. This Amendment No. 1 hereby amends and restates in their entirety the cover page and Items 10 through 14 of Part III of the Original Report.As required by Rule 12b-15 under the Securities Exchange Act of 1934, as amended, in connection with this Form 10-K/A, our Chief Executive Officer and Chief Financial Officer and President are providing Rule 13a-14(a) certifications as included herein. We are amending Item 15 of Part IV solely to reflect the inclusion of these certifications.Except as described above, this Form 10-K/A does not modify or update disclosure in, or exhibits to, the Original Report. Furthermore, this Form 10-K/A does not change any previously reported financial results, nor does it reflect events occurring after the filing date of the Original Report. Information not affected by this Form 10-K/A remains unchanged and reflects the disclosures made at the time the Original Report was filed. Policies and Practices Related to the Grant of Certain Equity AwardsWe do not take material nonpublic information into account when determining the timing or terms of executive awards, and we have not timed the disclosure of material nonpublic information for the purpose of affecting the value of executive compensation. false false