Focused on muscle and
positioned for growth



Where is Dyne's corporate headquarters?

Dyne Therapeutics, Inc.
1560 Trapelo Road
Waltham, MA 02451

Where is the company incorporated?

Dyne is incorporated in Delaware.

When did Dyne go public?

Dyne’s Initial Public Offering (IPO) took place on September 16, 2020.

What is Dyne’s fiscal year?

Dyne’s fiscal year follows the calendar year, beginning January 1 and ending December 31.

How is Dyne stock traded? Under what ticker & CUSIP number?

Dyne common stock is traded under the ticker DYN on the Nasdaq Global Select Market. The CUSIP number is 26818M 108.

How can I purchase shares?

Shares can be purchased through a licensed securities broker. Dyne does not have a direct stock purchase program.

Who is Dyne's transfer agent?

Computershare Trust Company, N.A.

Whom do I contact with questions about my stock, such as a transfer, change of address, or lost stock certificate?

Please contact Computershare regarding shares, transfer requirements, lost certificates, and change of address should be directed to Computershare.

(800) 736-3001 (US, Canada, Puerto Rico)
(781) 575-3100(non-US)

Written requests:
P.O. Box 505000
Louisville, KY 40233-5000

By overnight delivery:
462 South 4th Street, Suite 1600
Louisville, KY 40202

Who is Dyne's auditor?

Deloitte & Touche LLP
200 Berkeley Street
10th Floor
Boston, MA 02116
+1 617 437 2000

Who is Dyne's outside legal counsel?

Wilmer Cutler Pickering Hale and Dorr LLP
60 State Street
Boston, MA 02109
+1 617 526 6000

Where can I get the latest corporate news releases and financial reports?

Dyne’s press releases and financial reports may be accessed from the investor section of our website at: Additionally, you may subscribe here to email alerts notifying you of new postings.

How can I view documents Dyne has filed with the Securities & Exchange Commission (SEC), including Forms 10-K and 10-Q?

Dyne’s SEC filings can be accessed from the Financials & SEC Filings page or directly from the SEC.

Whom should I contact with additional questions?

You can contact Dyne investor relations at