United States securities and exchange commission logo July 17, 2020 Nello Mainolfi, Ph.D. President and Chief Executive Officer Kymera Therapeutics, Inc. 300 Technology Square, 2nd Floor Cambridge, MA 02139 Re: Kymera Therapeutics, Inc. Draft Registration Statement on Form S-1 Submitted June 22, 2020 CIK No. 0001815442 Dear Dr. Mainolfi: We have reviewed your draft registration statement and have the following comments. In some of our comments, we may ask you to provide us with information so we may better understand your disclosure. Please respond to this letter by providing the requested information and either submitting an amended draft registration statement or publicly filing your registration statement on EDGAR. If you do not believe our comments apply to your facts and circumstances or do not believe an amendment is appropriate, please tell us why in your response. After reviewing the information you provide in response to these comments and your amended draft registration statement or filed registration statement, we may have additional comments. Draft Registration Statement on Form S-1 Prospectus Summary Overview, page 1 1. Define or explain these terms the first time you use them in the document: "IL-1R/TLR" and "JAK/STAT" (page 1); "E3 ligase" (page 2); "hidradenitis suppurativa" (page 3); "JAKs" (page 3); PK/PD modeling (page 4); cereblon and von Hippel-Lindau, or VHL (at pages 100, 103); and TPD (page 105). Nello Mainolfi, Ph.D. FirstName LastNameNello Kymera Therapeutics, Inc. Mainolfi, Ph.D. Comapany July NameKymera Therapeutics, Inc. 17, 2020 July 17, Page 2 2020 Page 2 FirstName LastName 2. Your pipeline appears to include every in-house development program as well as the program you have licensed to Vertex. Please revise the table to include only those programs that are material to the company. If you believe that every program listed is material, please provide us an analysis explaining your belief. To the extent the Pegasus Platform remains in your table, revise the disclosure to correspond to the appropriate column of development. 3. Please revise your table to include columns showing the various material phases of the development of your potential products, including, as applicable, discovery, preclinical, development and the various phases of clinical development. Also include an arrow indicating the phase each of your product candidates is in for the various stages of development for each indicated disease area. 4. You mention in your summary and highlight in the pipeline table that other potential targets for your KT-474 product, which is the farthest product you have in development, are atopic dermatitis (AD) and rheumatoid arthritis (RA). You also state, however, that your product is not targeting these indications. As such, revise your summary and pipeline table to remove these references or provide your analysis of why they are material and appropriate for disclosure here. Our IRAK4, IRAKIMiD, and STAT3 Programs, page 3 5. Please revise your statements on pages 3, 125 and elsewhere in the prospectus that certain of your product candidates are first-in-class. These statements imply an expectation of regulatory approval and are inappropriate given the length of time and uncertainty with respect to securing marketing approval. 6. For KT-474 and IRAKIMiD you state you will submit an IND and initiate phase 1 trial in first half of 2021, and for IRAKIMiD, you state you expect to do both in the second half of 2021. As you have more control over when you submit the IND, revise to clarify when you expect that to occur for each product. Corporate Information, page 6 7. Please provide us with copies of all written communications, as defined in Rule 405 under the Securities Act, that you, or anyone authorized to do so on your behalf, present to potential investors in reliance on Section 5(d) of the Securities Act, whether or not they retain copies of the communications. Risk Factors Risks Related to Intellectual Property, page 43 8. We note the risk factor on page 46 related to objections to the name Kymera and Kymera Therapeutics. You disclose that "If we are unable to obtain a registered trademark or establish name recognition based on our trademarks and trade names, we may not be able to compete effectively and our business may be adversely affected." Is it also true that Nello Mainolfi, Ph.D. Kymera Therapeutics, Inc. July 17, 2020 Page 3 you could be forced to change your name and incur additional significant related expenses? Revise the risk factor to further disclose the potential material risks. 9. On page 53, you disclose that "the Leahy-Smith Act has transformed the U.S. patent system into a first inventor to file system. The first-inventor-to-file provisions, however, only became effective on March 16, 2013. Accordingly, it is not yet clear what, if any, impact the Leahy-Smith Act will have on the operation of our business." (Emphasis Added). As your company was first incorporated in December 2015, clarify why the Act's application to you remains unclear. Use of Proceeds, page 70 10. You state the proceeds will be used for the "advancement" of each of your products. Please expand your disclosure regarding the proceeds to be used for your product candidates to describe how far in the development process you estimate the allocated proceeds from this offering will enable you to reach. Management's Discussion and Analysis of Financial Condition and Results of Operations Components of Our Results of Operations, page 83 11. It appears from page F-24 you have a collaboration agreement with an entity other than Vertex, or a prior, separate collaboration agreement with Vertex. Revise to disclose that collaboration or provide your analysis why disclosure is not required. Critical Accounting Policies and Estimates Determination of the Fair Value of Common Stock, page 94 12. Once you have an estimated offering price or range, please explain to us how you determined the fair value of the common stock underlying your equity issuances and the reasons for any differences between the recent valuations of your common stock leading up to the IPO and the estimated offering price. This information will help facilitate our review of your accounting for equity issuances including stock compensation and beneficial conversion features. Business Overview, page 97 13. Here and on pages 103 and 104 you refer to "potent activity" of your potential degraders, your "highly efficient, selective and potent degraders" with "appropriate pharmaceutical FirstName LastNameNello Mainolfi, Ph.D. properties" and "potent and specific degraders." Given the stage of your product Comapany NameKymera development, Therapeutics, it appears prematureInc. to describe your product candidates as potent, which implies they July 17, 2020 Page 3are effective. Please revise or advise why this disclosure is appropriate. FirstName LastName Nello Mainolfi, Ph.D. FirstName LastNameNello Kymera Therapeutics, Inc. Mainolfi, Ph.D. Comapany July NameKymera Therapeutics, Inc. 17, 2020 July 17, Page 4 2020 Page 4 FirstName LastName Our Strategy, page 99 14. Given the current state of development of your product candidates, it is unclear if you have a basis for your statements that you have industry-leading expertise" (at page 99 and 137) and "significant competitive advantages" and dominant intellectual property position (at page 137). Please clarify. 15. Revise Figures 8-10 and 18 to better explain what each depicts. For Figures 8-9 in particular, the point of the graphics are unclear beyond reinforcing your product by association. 16. On page 113, you defined hPMBC. Then, starting on page 117 and going forward, you identify the generic word blood as PMBC. Please clarify any distinction. 17. We note the blog and press release on your website related to the findings reported at the American Association of Cancer Research virtual meeting held June 22, 2020, the date of this registration statement. To the extent you have not done so, revise the document to include material information included on your website. Collaborations, page 136 18. On your website you list several Academic Collaborators including Yale, Columbia, New York University and the Dana-Farber Cancer Institute, and Partners, including GlaxsoSmithKline, Vertex and the Leukemia & Lymphoma Society. Only the Vertex agreement is discussed here. Advise us of your collaborations or partnerships with these entities and provide your analysis regarding whether they are required to be disclosed here. 19. Revise to disclose your collaboration with Sanofi as discussed in your July 9, 2020 press release. Avoid use of the term first-in-class," used in the press release, for the reasons cited above. Intellectual Property, page 138 20. Revise the paragraph addressing "Target-Specific Degrader Patent Families" to disclose the number of patents and their location. Revise this section to clarify whether you own or license the patents disclosed, clarify the types of patents you have, and identify the jurisdictions in which you have foreign patents. We note some of this disclosure in the risk factor on page 43. Facilities, page 156 21. You disclose in the notes of the financial statements that you terminated a lease effective July 31, 2020. It appears that is the Cambridge lease, as the lease you have included as an exhibit extends until May 2023. You state you lease and expect to occupy the property in Watertown. Revise your disclosure in this section to clarify your current and expected facilities. Refer to Item 102 of Regulation S-K Nello Mainolfi, Ph.D. Kymera Therapeutics, Inc. July 17, 2020 Page 5 Executive Compensation Employment Agreements with our Named Executive Officers, page 169 22. File the employment agreements with each of the named executive officers as required by Item 601(b)(10) of Regulation S-K. Certain Relationships and Related Party Transactions, page 182 23. File the Vertex Participation Agreement as an exhibit. Refer to Item 601(b)(10) of Regulation S-K. Description of Capital Stock Choice of Forum, page 193 24. Here you state, that your "choice of forum provision does not apply to any causes of action arising under the Securities Act or the Exchange Act." in the risk factor on page 62, however, you state, "The Delaware Forum Provision will not apply to any causes of action arising under the Securities Act or the Exchange Act," but then state, "the United States District Court for the District of Massachusetts shall be the sole and exclusive forum for resolving any complaint asserting a cause of action arising under the Securities Act," calling that the "Federal Forum Provision." We note that Section 22 of the Securities Act creates concurrent jurisdiction for federal and state courts over all suits brought to enforce any duty or liability created by the Securities Act or the rules and Regulations thereunder, and Section 27 of the Exchange Act creates exclusive federal jurisdiction over all suits brought to enforce any duty or liability created by the Exchange Act or the rules and regulations thereunder. Clarify whether there are forum restrictions for Exchange Act claims. You may contact Vanessa Robertson at (202) 551-3649 or Daniel Gordon at (202) 551- 3486 if you have questions regarding comments on the financial statements and related matters. Please contact Abby Adams at (202) 551-6902 or Celeste Murphy at (202) 551- 3257 with any other questions. FirstName LastNameNello Mainolfi, Ph.D. Sincerely, Comapany NameKymera Therapeutics, Inc. Division of Corporation Finance July 17, 2020 Page 5 Office of Life Sciences FirstName LastName