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Dyne Therapeutics Inc

For the period ended Dec 31, 2023. Filed Mar 5, 2024.

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A company's yearly report to the SEC, with audited financial statements. It is the fullest account a company gives of its business, its finances and the risks it sees.

FY2023 · Filed Mar 5, 2024

DYN$17.92-3.8%Stored close · as of Nov 10, 2026

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Contents

Item 15. Exhibits and Financial Statement Schedules

(1) Consolidated Financial Statements

The following documents are included on pages F-1 through F-20 attached hereto and are filed as part of this Annual Report on Form 10-K.

Report of Independent Registered Public Accounting FirmF-2
Consolidated Balance SheetsF-3
Consolidated Statements of Operations and Comprehensive LossF-4
Consolidated Statements of Redeemable Convertible Preferred Stock and Stockholders’ EquityF-5
Consolidated Statements of Cash FlowsF-6
Notes to Consolidated Financial StatementsF-7

(2) Financial Statement Schedules

All financial statement schedules have been omitted because they are either not required or not applicable or the information is included in the consolidated financial statements or the notes thereto.

(3) Exhibits

The following is a list of exhibits filed as part of this Annual Report on Form 10-K.

ExhibitNumberDescription
3.1Restated Certificate of Incorporation of the registrant (incorporated by reference to Exhibit 3.1 to the registrant’s Current Report on Form 8-K, File No. 001-39509, filed September 21, 2020).
3.2Amended and Restated Bylaws of the registrant (incorporated by reference to Exhibit 3.2 to the registrant’s Annual Report on Form 10-K, File No. 001-39509, filed March 2, 2023).
4.1Specimen Stock Certificate evidencing the shares of common stock (incorporated by reference to Exhibit 4.1 to the registrant’s Registration Statement on Form S-1, File No. 333-248414, filed September 10, 2020).
4.2Amended and Restated Investors’ Rights Agreement dated as of August 7, 2020 by and among the registrant and the other parties thereto (incorporated by reference to Exhibit 4.2 to the registrant’s Registration Statement on Form S-1, File No. 333-248414, filed August 25, 2020).
4.3Description of Securities Registered Under Section 12 of the Exchange Act (incorporated by reference to Exhibit 4.3 to the registrant's Annual Report on Form 10-K, File No. 001-39509, filed March 4, 2021).
10.1#2018 Stock Incentive Plan, as amended (incorporated by reference to Exhibit 10.1 to the registrant’s Registration Statement on Form S-1, File No. 333-248414, filed September 10, 2020).
10.2#Form of Stock Option Agreement under 2018 Stock Incentive Plan (incorporated by reference to Exhibit 10.2 to the registrant’s Registration Statement on Form S-1, File No. 333-248414, filed August 25, 2020).
10.3#Form of Restricted Stock Agreement under 2018 Stock Incentive Plan (incorporated by reference to Exhibit 10.3 to the registrant’s Registration Statement on Form S-1, File No. 333-248414, filed August 25, 2020).
10.4#2020 Stock Incentive Plan (incorporated by reference to Exhibit 10.4 to Amendment No. 1 to the registrant’s Registration Statement on Form S-1, File No. 333-248414, filed September 10, 2020).
10.5#Form of Stock Option Agreement under 2020 Stock Incentive Plan (incorporated by reference to Exhibit 10.5 to the registrant’s Registration Statement on Form S-1, File No. 333-248414, filed August 25, 2020).
10.6#Form of Restricted Stock Agreement under 2020 Stock Incentive Plan (incorporated by reference to Exhibit 10.6 to the registrant’s Registration Statement on Form S-1, File No. 333-248414, filed August 25, 2020).
10.7#Form of Restricted Stock Unit Agreement under 2020 Stock Incentive Plan (incorporated by reference to Exhibit 10.7 to the registrant’s Registration Statement on Form S-1, File No. 333-248414, filed August 25, 2020).
10.8#2020 Employee Stock Purchase Plan (incorporated by reference to Exhibit 10.8 to Amendment No. 1 to the registrant’s Registration Statement on Form S-1, File No. 333-248414, filed September 10, 2020).
10.9#Form of Indemnification Agreement between the registrant and each of its executive officers and directors (incorporated by reference to Exhibit 10.10 to the registrant’s Registration Statement on Form S-1, File No. 333-248414, filed August 25, 2020).
10.10†License Agreement, dated as of April 27, 2020, by and between the registrant and the University of Mons (incorporated by reference to Exhibit 10.11 to the registrant’s Registration Statement on Form S-1, File No. 333-248414, filed August 25, 2020).
10.11#Offer letter, dated as of September 19, 2019, by and between the registrant and Joshua Brumm (incorporated by reference to Exhibit 10.13 to the registrant’s Registration Statement on Form S-1, File No. 333-248414, filed August 25, 2020).
10.12#Offer letter, dated as of December 21, 2018, by and between the registrant and Jonathan McNeill (incorporated by reference to Exhibit 10.16 to the registrant’s Registration Statement on Form S-1, File No. 333-248414, filed August 25, 2020).
10.13#Offer letter, dated as of December 12, 2019, by and between the registrant and Oxana Beskrovnaya (incorporated by reference to Exhibit 10.17 to the registrant’s Registration Statement on Form S-1, File No. 333-248414, filed August 25, 2020).
10.14#Offer letter, dated as of November 8, 2019, by and between the registrant and Richard Scalzo (incorporated by reference to Exhibit 10.18 to the registrant’s Registration Statement on Form S-1, File No. 333-248414, filed August 25, 2020).
10.15#Offer letter, dated as of July 24, 2020, by and between the registrant and Susanna High (incorporated by reference to Exhibit 10.19 to the registrant’s Registration Statement on Form S-1, File No. 333-248414, filed August 25, 2020).
10.16#Amended and Restated Executive Severance and Change in Control Benefits Plan (incorporated by reference to Exhibit 10.1 to the registrant’s Quarterly Report on Form 10-Q, File No. 001-39509, filed November 3, 2022).
10.17Lease, by and between Dyne Therapeutics, Inc. and BP3-BOS1 1560 Trapelo Road LLC, dated as of December 4, 2020, as amended (incorporated by reference to Exhibit 10.1 to the registrant’s Quarterly Report on Form 10-Q, File No. 001-39509 filed August 5, 2021).
10.18#Offer letter, dated as of December 17, 2020, by and between the registrant and Wildon Farwell (incorporated by reference to Exhibit 10.21 to the registrant's Annual Report on Form 10-K, File No. 001-39509 filed March 4, 2021).
10.19Open Market Sale AgreementSM, dated as of November 4, 2021, by and between the registrant and Jefferies LLC (incorporated by reference to Exhibit 1.2 to the registrant’s Registration Statement on Form S-3, File No. 333-260755, filed November 4, 2021).
21.1*Subsidiaries of the Registrant
23.1*Consent of Deloitte & Touche LLP, independent registered public accounting firm.
31.1*Certification of Principal Executive Officer Pursuant to Rules 13a-14(a) and 15d-14(a) under the Securities Exchange Act of 1934, as Adopted Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002.
31.2*Certification of Principal Financial Officer Pursuant to Rules 13a-14(a) and 15d-14(a) under the Securities Exchange Act of 1934, as Adopted Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002.
32.1*Certification of Principal Executive Officer Pursuant to 18 U.S.C. Section 1350, as Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002.
32.2*Certification of Principal Financial Officer Pursuant to 18 U.S.C. Section 1350, as Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002.
97*Dodd-Frank Compensation Recovery Policy
101.INSXBRL Instance Document
101.SCHInline XBRL Taxonomy Extension Schema With Embedded Linkbase Documents
104The cover page from the Company's Annual Report on Form 10-K for the year ended December 31, 2023 has been formatted in Inline XBRL.
  • Filed herewith.

† Portions of this exhibit have been omitted pursuant to Item 601(b)(10)(iv) of Regulation S-K.

Management contract or compensatory plan or arrangement filed in response to Item 15(a)(3) of the Instructions to the Annual Report on Form 10-K.

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