# EDGAR Filing Document

**Accession Number:** 0001590750
**File Stem:** 0000899243-23-004235
**Filing Date:** 2023-2
**Character Count:** 8493
**Document Hash:** ffd098f2f68834ee21fe778802414ca0
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0000899243-23-004235.hdr.sgml**: 20230207

**ACCESSION NUMBER**: 0000899243-23-004235

**CONFORMED SUBMISSION TYPE**: 3

**PUBLIC DOCUMENT COUNT**: 2

**CONFORMED PERIOD OF REPORT**: 20230206

**FILED AS OF DATE**: 20230207

**DATE AS OF CHANGE**: 20230207

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Myers Scott Dunseth
- **CENTRAL INDEX KEY:** 0001356256

**FILING VALUES:**
- **FORM TYPE:** 3
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-36483
- **FILM NUMBER:** 23596556

**MAIL ADDRESS:**
- **STREET 1:** C/O CASCADIAN THERAPEUTICS, INC.
- **STREET 2:** 3101 WESTERN AVE., SUITE 600
- **CITY:** SEATTLE
- **STATE:** WA
- **ZIP:** 98121
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Viridian Therapeutics, Inc.\DE
- **CENTRAL INDEX KEY:** 0001590750
- **STANDARD INDUSTRIAL CLASSIFICATION:** SERVICES-MEDICAL LABORATORIES [8071]
- **IRS NUMBER:** 471187261
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**BUSINESS ADDRESS:**
- **STREET 1:** 203 CRESCENT STREET
- **STREET 2:** BLDG. 17, SUITE 102B
- **CITY:** WALTHAM
- **STATE:** MA
- **ZIP:** 02453
- **BUSINESS PHONE:** 617.272.4600

**MAIL ADDRESS:**
- **STREET 1:** 203 CRESCENT STREET
- **STREET 2:** BLDG. 17, SUITE 102B
- **CITY:** WALTHAM
- **STATE:** MA
- **ZIP:** 02453

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** MIRAGEN THERAPEUTICS, INC.
- **DATE OF NAME CHANGE:** 20170213

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** MIRAGEN THERAPEUTICS, INC.
- **DATE OF NAME CHANGE:** 20170213

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** SIGNAL GENETICS, INC.
- **DATE OF NAME CHANGE:** 20140710

## Ex-24

```
<PRE>
                               POWER OF ATTORNEY

Know all by these presents, that the undersigned hereby constitutes and appoints
each of Lara Meisner, Kristian Humer and Ryan A. Murr of Gibson, Dunn & Crutcher
LLP, with full power of substitution, the undersigned's true and lawful attorney
in fact to:

1.   prepare, execute in the undersigned's name and on the undersigned's
     behalf, and submit to the U.S. Securities and Exchange Commission (the
     "SEC"), a Form ID, including amendments thereto, and any other documents
     necessary or appropriate to obtain codes and passwords enabling the
     undersigned to make electronic filings with the SEC of reports required by
     the Securities Exchange Act of 1934 or any rule or regulation of the SEC;

2.   do and perform any and all acts for and on behalf of the undersigned which
     may be necessary or desirable to complete and execute such Form ID and file
     such form with the SEC and any stock exchange or similar authority; and

3.   execute for and on behalf of the undersigned, in the undersigned's capacity
     as a member, manager, director and/or officer or beneficial owner, Forms 3,
     4, and 5 in accordance with Section 16(a) of the Securities Exchange Act of
     1934 and the rules thereunder;

4.   do and perform any and all acts for and on behalf of the undersigned which
     may be necessary or desirable to complete and execute any such Form 3, 4,
     or 5, complete and execute any amendment or amendments thereto, and timely
     file such form with the SEC and any securities exchange or similar
     authority; and

5.   take any other action of any type whatsoever in connection with the
     foregoing which, in the opinion of such attorney-in-fact, may be of benefit
     to, in the best interest of, or legally required by, the undersigned, it
     being understood that the documents executed by such attorney-in-fact on
     behalf of the undersigned pursuant to this Power of Attorney shall be in
     such form and shall contain such terms and conditions as such attorney-in-
     fact may approve in such attorney-in-fact's discretion.

The undersigned hereby grants to such attorneys-in-fact full power and authority
to do and perform any and every act and thing whatsoever requisite, necessary,
or proper to be done in the exercise of any of the rights and powers herein
granted, as fully to all intents and purposes as the undersigned might or could
do if personally present, with full power of substitution or revocation, hereby
ratifying and confirming all that such attorney-in-fact, or such attorney-in-
fact's substitute or substitutes, shall lawfully do or cause to be done by
virtue of this power of attorney and the rights and powers herein granted.  The
undersigned acknowledges that the foregoing attorneys-in-fact, in serving in
such capacity at the request of the undersigned, are not assuming, any of the
undersigned's responsibilities to comply with the Securities Exchange Act of
1934 or any rule or regulation of the SEC. This Power of Attorney shall remain
in full force and effect until the undersigned is no longer required to (a) file
a Form ID, or any amendments or changes thereto, with respect to the
undersigned's holdings of and transactions in securities issued by the
undersigned, (b) the undersigned is no longer required to file Forms 3, 4, and 5
with respect to the undersigned's holdings or (c) revocation by the undersigned
in a signed writing delivered to the foregoing attorneys-in-fact.

      IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to
be executed as of this 23rd day of January, 2023.

                                            /s/ Scott Myers
                                            ---------------
                                            Name: Scott Myers

</PRE>
```

### UNITED STATES SECURITIES AND EXCHANGE COMMISSION
**Washington, D.C. 20549**

## FORM 3

### INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

[ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Myers Scott Dunseth<br><sub>(Last) (First) (Middle)</sub><br>C/O VIRIDIAN THERAPEUTICS, INC.<br>221 CRESCENT STREET, SUITE 401<br><sub>(Street)</sub><br>WALTHAM, MA 02453<br><sub>(City) (State) (Zip)</sub> | **3. Issuer Name and Ticker or Trading Symbol**<br>Viridian Therapeutics, Inc.\DE [ VRDN ] | **5. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  |
| **2. Date of Event Requiring Statement (Month/Day/Year)**<br>2023-02-06 | **4. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[X] Director   [ ] 10% Owner<br>[X] Officer (give title below)   [ ] Other (specify below)<br>_Chief Executive Officer_ | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[X] Form filed by One Reporting Person<br>[ ] Form filed by More than One Reporting Person |

---

## Table I - Non-Derivative Securities Beneficially Owned

---

|  |  |  |  |
| --- | --- | --- | --- |
| 1. Title of Security | 2. Amount of Securities Beneficially Owned | 3. Ownership Form | 4. Nature of Indirect Beneficial Ownership |

---

## Table II - Derivative Securities Beneficially Owned

---

|  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Derivative Security | 2. Date Exercisable and Expiration Date (Month/Day/Year) | 2. Date Exercisable and Expiration Date (Month/Day/Year) | 3. Title and Amount of Underlying Securities | 3. Title and Amount of Underlying Securities | 4. Conversion or Exercise Price | 5. Ownership Form | 6. Nature of Indirect Beneficial Ownership |
| 1. Title of Derivative Security | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | 4. Conversion or Exercise Price | 5. Ownership Form | 6. Nature of Indirect Beneficial Ownership |
|  |  |  |  |  |  |  |  |

---

**Remarks:**
Exhibit 24 - Power of Attorney

**Signature:** /s/ Lara Meisner, Attorney-in-Fact for Scott Myers  
**Date:** 2023-02-07

### Remarks:

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

**Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.**