# EDGAR Filing Document

**Accession Number:** 0001777653
**File Stem:** 0000899243-23-000677
**Filing Date:** 2023-1
**Character Count:** 23502
**Document Hash:** 2ffd1fd4fdf9903e837568e80c268a8f
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0000899243-23-000677.hdr.sgml**: 20230104

**ACCESSION NUMBER**: 0000899243-23-000677

**CONFORMED SUBMISSION TYPE**: 4

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20230103

**FILED AS OF DATE**: 20230104

**DATE AS OF CHANGE**: 20230104

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Versant Ventures IV, LLC
- **CENTRAL INDEX KEY:** 0001456589
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-39112
- **FILM NUMBER:** 23508688

**BUSINESS ADDRESS:**
- **STREET 1:** ONE SANSOME STREET
- **STREET 2:** SUITE 3630
- **CITY:** SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94104
- **BUSINESS PHONE:** 650-233-2211

**MAIL ADDRESS:**
- **STREET 1:** ONE SANSOME STREET
- **STREET 2:** SUITE 3630
- **CITY:** SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94104
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Versant Venture Capital IV, L.P.
- **CENTRAL INDEX KEY:** 0001456590
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-39112
- **FILM NUMBER:** 23508687

**BUSINESS ADDRESS:**
- **STREET 1:** ONE SANSOME STREET
- **STREET 2:** SUITE 3630
- **CITY:** SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94104
- **BUSINESS PHONE:** 650-233-2211

**MAIL ADDRESS:**
- **STREET 1:** ONE SANSOME STREET
- **STREET 2:** SUITE 3630
- **CITY:** SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94104
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Versant Side Fund IV, L.P.
- **CENTRAL INDEX KEY:** 0001456591
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-39112
- **FILM NUMBER:** 23508686

**BUSINESS ADDRESS:**
- **STREET 1:** ONE SANSOME STREET
- **STREET 2:** SUITE 3630
- **CITY:** SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94104
- **BUSINESS PHONE:** 650-233-2211

**MAIL ADDRESS:**
- **STREET 1:** ONE SANSOME STREET
- **STREET 2:** SUITE 3630
- **CITY:** SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94104
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Versant Venture Capital VI, L.P.
- **CENTRAL INDEX KEY:** 0001687880
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-39112
- **FILM NUMBER:** 23508694

**BUSINESS ADDRESS:**
- **STREET 1:** ONE SANSOME STREET, SUITE 3630
- **CITY:** SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94104
- **BUSINESS PHONE:** (415) 801-8100

**MAIL ADDRESS:**
- **STREET 1:** ONE SANSOME STREET, SUITE 3630
- **CITY:** SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94104
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Versant Vantage I GP-GP, LLC
- **CENTRAL INDEX KEY:** 0001777653
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-39112
- **FILM NUMBER:** 23508689

**BUSINESS ADDRESS:**
- **STREET 1:** ONE SANSOME STREET, SUITE 3630
- **CITY:** SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94104
- **BUSINESS PHONE:** 415-801-8100

**MAIL ADDRESS:**
- **STREET 1:** ONE SANSOME STREET, SUITE 3630
- **CITY:** SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94104
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Versant Vantage I, L.P.
- **CENTRAL INDEX KEY:** 0001765253
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-39112
- **FILM NUMBER:** 23508691

**BUSINESS ADDRESS:**
- **STREET 1:** ONE SANSOME, SUITE 3630
- **CITY:** SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94104
- **BUSINESS PHONE:** (415) 801-8100

**MAIL ADDRESS:**
- **STREET 1:** ONE SANSOME, SUITE 3630
- **CITY:** SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94104

**FORMER NAME:**
- **FORMER CONFORMED NAME:** Versant Opportunity Fund I, L.P.
- **DATE OF NAME CHANGE:** 20190117
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Versant Vantage I GP, L.P.
- **CENTRAL INDEX KEY:** 0001777651
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-39112
- **FILM NUMBER:** 23508690

**BUSINESS ADDRESS:**
- **STREET 1:** ONE SANSOME STREET, SUITE 3630
- **CITY:** SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94104
- **BUSINESS PHONE:** 415-801-8100

**MAIL ADDRESS:**
- **STREET 1:** ONE SANSOME STREET, SUITE 3630
- **CITY:** SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94104
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Versant Ventures VI GP-GP, LLC
- **CENTRAL INDEX KEY:** 0001777652
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-39112
- **FILM NUMBER:** 23508692

**BUSINESS ADDRESS:**
- **STREET 1:** ONE SANSOME STREET, SUITE 3630
- **CITY:** SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94104
- **BUSINESS PHONE:** 415-801-8100

**MAIL ADDRESS:**
- **STREET 1:** ONE SANSOME STREET, SUITE 3630
- **CITY:** SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94104
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Versant Ventures VI GP, L.P.
- **CENTRAL INDEX KEY:** 0001777654
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-39112
- **FILM NUMBER:** 23508693

**BUSINESS ADDRESS:**
- **STREET 1:** ONE SANSOME STREET, SUITE 3630
- **CITY:** SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94104
- **BUSINESS PHONE:** 415-801-8100

**MAIL ADDRESS:**
- **STREET 1:** ONE SANSOME STREET, SUITE 3630
- **CITY:** SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94104
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Oyster Point Pharma, Inc.
- **CENTRAL INDEX KEY:** 0001720725
- **STANDARD INDUSTRIAL CLASSIFICATION:** BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
- **IRS NUMBER:** 811030955
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**BUSINESS ADDRESS:**
- **STREET 1:** 202 CARNEGIE CENTER
- **STREET 2:** SUITE 106
- **CITY:** PRINCETON
- **STATE:** NJ
- **ZIP:** 08540
- **BUSINESS PHONE:** (609) 382-9032

**MAIL ADDRESS:**
- **STREET 1:** 202 CARNEGIE CENTER
- **STREET 2:** SUITE 106
- **CITY:** PRINCETON
- **STATE:** NJ
- **ZIP:** 08540

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

## FORM 4

### STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

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

[ ] Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Versant Venture Capital VI, L.P.<br><sub>(Last) (First) (Middle)</sub><br>ONE SANSOME STREET<br>SUITE 3630<br><sub>(Street)</sub><br>SAN FRANCISCO, CA 94104<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2023-01-03 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director [X] 10% Owner<br>[ ] Officer (give title below) [ ] Other (specify below)<br>_ _ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>Oyster Point Pharma, Inc. [ OYST ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[ ] Form filed by One Reporting Person<br>[X] Form filed by More than One Reporting Person |

---

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Versant Ventures VI GP, L.P.<br><sub>(Last) (First) (Middle)</sub><br>ONE SANSOME STREET<br>SUITE 3630<br><sub>(Street)</sub><br>SAN FRANCISCO, CA 94104<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2023-01-03 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director [X] 10% Owner<br>[ ] Officer (give title below) [ ] Other (specify below)<br>_ _ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>Oyster Point Pharma, Inc. [ OYST ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[ ] Form filed by One Reporting Person<br>[X] Form filed by More than One Reporting Person |

---

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Versant Ventures VI GP-GP, LLC<br><sub>(Last) (First) (Middle)</sub><br>ONE SANSOME STREET<br>SUITE 3630<br><sub>(Street)</sub><br>SAN FRANCISCO, CA 94104<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2023-01-03 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director [X] 10% Owner<br>[ ] Officer (give title below) [ ] Other (specify below)<br>_ _ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>Oyster Point Pharma, Inc. [ OYST ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[ ] Form filed by One Reporting Person<br>[X] Form filed by More than One Reporting Person |

---

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Versant Vantage I, L.P.<br><sub>(Last) (First) (Middle)</sub><br>ONE SANSOME STREET<br>SUITE 3630<br><sub>(Street)</sub><br>SAN FRANCISCO, CA 94104<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2023-01-03 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director [X] 10% Owner<br>[ ] Officer (give title below) [ ] Other (specify below)<br>_ _ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>Oyster Point Pharma, Inc. [ OYST ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[ ] Form filed by One Reporting Person<br>[X] Form filed by More than One Reporting Person |

---

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Versant Vantage I GP, L.P.<br><sub>(Last) (First) (Middle)</sub><br>ONE SANSOME STREET<br>SUITE 3630<br><sub>(Street)</sub><br>SAN FRANCISCO, CA 94104<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2023-01-03 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director [X] 10% Owner<br>[ ] Officer (give title below) [ ] Other (specify below)<br>_ _ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>Oyster Point Pharma, Inc. [ OYST ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[ ] Form filed by One Reporting Person<br>[X] Form filed by More than One Reporting Person |

---

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Versant Vantage I GP-GP, LLC<br><sub>(Last) (First) (Middle)</sub><br>ONE SANSOME STREET<br>SUITE 3630<br><sub>(Street)</sub><br>SAN FRANCISCO, CA 94104<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2023-01-03 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director [X] 10% Owner<br>[ ] Officer (give title below) [ ] Other (specify below)<br>_ _ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>Oyster Point Pharma, Inc. [ OYST ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[ ] Form filed by One Reporting Person<br>[X] Form filed by More than One Reporting Person |

---

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Versant Ventures IV, LLC<br><sub>(Last) (First) (Middle)</sub><br>ONE SANSOME STREET<br>SUITE 3630<br><sub>(Street)</sub><br>SAN FRANCISCO, CA 94104<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2023-01-03 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director [X] 10% Owner<br>[ ] Officer (give title below) [ ] Other (specify below)<br>_ _ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>Oyster Point Pharma, Inc. [ OYST ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[ ] Form filed by One Reporting Person<br>[X] Form filed by More than One Reporting Person |

---

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Versant Venture Capital IV, L.P.<br><sub>(Last) (First) (Middle)</sub><br>ONE SANSOME STREET<br>SUITE 3630<br><sub>(Street)</sub><br>SAN FRANCISCO, CA 94104<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2023-01-03 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director [X] 10% Owner<br>[ ] Officer (give title below) [ ] Other (specify below)<br>_ _ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>Oyster Point Pharma, Inc. [ OYST ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[ ] Form filed by One Reporting Person<br>[X] Form filed by More than One Reporting Person |

---

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Versant Side Fund IV, L.P.<br><sub>(Last) (First) (Middle)</sub><br>ONE SANSOME STREET<br>SUITE 3630<br><sub>(Street)</sub><br>SAN FRANCISCO, CA 94104<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2023-01-03 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director [X] 10% Owner<br>[ ] Officer (give title below) [ ] Other (specify below)<br>_ _ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>Oyster Point Pharma, Inc. [ OYST ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[ ] Form filed by One Reporting Person<br>[X] Form filed by More than One Reporting Person |

---

## Table I - Non-Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | 3. Transaction Code (V) | 3. Transaction Code (V) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | Code | V | Amount | (A) or (D) | Price | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
| Common Stock | 2023-01-03 |  | U |  | 2236888 | D | <sup>(1)(2)</sup> | 0 | D<sup>(3)</sup> |  |
| Common Stock | 2023-01-03 |  | U |  | 414607 | D | <sup>(1)(2)</sup> | 0 | I | See Footnotes<sup>(4)</sup> |
| Common Stock | 2023-01-03 |  | U |  | 2465 | D | <sup>(1)(2)</sup> | 0 | I | See Footnotes<sup>(5)</sup> |
| Common Stock | 2023-01-03 |  | U |  | 1003658 | D | <sup>(1)(2)</sup> | 0 | I | See Footnotes<sup>(6)</sup> |

---

## Table II - Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | 4. Transaction Code (V) | 4. Transaction Code (V) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 6. Date Exercisable and Expiration Date | 6. Date Exercisable and Expiration Date | 7. Title and Amount of Underlying Securities | 7. Title and Amount of Underlying Securities | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | Code | V | (A) | (D) | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

---

### Footnotes:

(1) Pursuant to the Agreement and Plan of Merger (the "Merger Agreement"), dated November 7, 2022, among the Issuer, Iris Purchaser Inc. ("Purchaser"), a wholly owned subsidiary of Viatris, Inc. ("Viatris"), and Viatris, Purchaser commenced a tender offer (the "Offer") to purchase all the outstanding common stock of the Issuer for the Per Share Price (as defined below). On January 3, 2023, the Offer consummated, after which Purchaser merged with and into the Issuer with the Issuer continuing as the surviving corporation and a wholly owned subsidiary of Viatris (the "Merger"). At the consummation of the Offer and the Merger, respectively, (i) Purchaser purchased all shares of Issuer's common stock that were validly tendered pursuant to the Offer for a cash payment equal to the Per Share Price and (ii) each share of the Issuer's common stock that was issued and outstanding immediately prior to the effective time of the Merger (the "Effective Time")(continued in Footnote 2)

(2) (other than shares that were held (a) by the Issuer (including any treasury shares) or by Viatris or Purchaser or any other direct or indirect wholly owned subsidiary of Viatris or (b) by stockholders of the Issuer who had properly exercised and perfected, and not withdrawn or otherwise lost, their appraisal rights under the Delaware General Corporate Law) was cancelled and converted into the right to receive (a) a cash payment of $11.00 per share (the "Cash Amount") and (b) one non-transferable contractual contingent value right representing the right to receive any applicable milestone payment if specified milestones are achieved (the "Milestone Payment" and together with the Cash Amount, the "Per Share Price") pursuant to a Contingent Value Rights Agreement, dated January 3, 2023, by and between Viatris and American Stock Transfer & Trust Company, LLC as Rights Agent.

(3) Shares held by Versant Venture Capital VI, L.P. ("Versant VI"). Versant Ventures VI GP-GP, LLC ("Versant Ventures VI GP-GP") is the sole general partner of Versant Ventures VI GP, L.P. ("Versant Ventures VI GP") and Versant Ventures VI GP is the sole general partner of Versant VI. Clare Ozawa, a member of the Issuer's board of directors, is a managing member of Versant Ventures VI GP-GP and may be deemed to share voting and dispositive power over the shares held by Versant VI. Each of Versant Ventures VI GP-GP, Versant Ventures VI GP and Clare Ozawa disclaims beneficial ownership of the shares held by Versant VI, except to the extent of their respective pecuniary interests therein. Clare Ozawa is a director of the Issuer and, accordingly files separate Section 16 reports.

(4) Shares held by Versant Venture Capital IV, L.P. ("Versant IV"). Versant Ventures IV, LLC ("Versant Ventures IV") is the sole general partner of Versant IV. Versant Ventures IV disclaims beneficial ownership of the shares held by Versant IV, except to the extent of its pecuniary interests therein.

(5) Shares held by Versant Side Fund IV, L.P. ("Versant Side Fund IV"). Versant Ventures IV is the sole general partner of Versant Side Fund IV. Versant Ventures IV disclaims beneficial ownership of the shares held by Versant Side Fund IV, except to the extent of its pecuniary interests therein.

(6) Shares held by Versant Vantage I, L.P. ("Versant Vantage"). Versant Vantage I GP-GP, LLC ("Versant Vantage I GP-GP") is the sole general partner of Versant Vantage I GP, L.P. ("Versant Vantage I GP") and Versant Vantage I GP is the sole general Partner of Versant Vantage. Clare Ozawa, a member of the Issuer's board of directors, is a managing member of Versant Vantage I GP-GP and may be deemed to share voting and dispositive power over the shares held by Versant Vantage. Each of Versant Vantage I GP-GP, Versant Vantage I GP, and Clare Ozawa disclaims beneficial ownership of the shares held by Versant Vantage, except to the extent of their respective pecuniary interests therein. Clare Ozawa is a director of the Issuer and, accordingly files separate Section 16 reports.

**Signature:** /s/ Versant Venture Capital VI, L.P. By: Versant Ventures VI GP, L.P. Its: General Partner By: Versant Ventures VI GP-GP, LLC Its: General Partner By: Max Eisenberg Its: Chief Operating Officer  
**Date:** 2023-01-04

**Signature:** /s/ Versant Ventures VI GP, L.P. By: Versant Ventures VI GP-GP, LLC Its: General Partner By: Max Eisenberg Its: Chief Operating Officer  
**Date:** 2023-01-04

**Signature:** /s/ Versant Ventures VI GP-GP, LLC By: Max Eisenberg Its: Chief Operating Officer  
**Date:** 2023-01-04

**Signature:** /s/ Versant Vantage I, L.P. By: Versant Vantage I GP, L.P. Its: General Partner By: Versant Vantage I GP-GP, LLC Its: General Partner By: Max Eisenberg Its: Chief Operating Officer  
**Date:** 2023-01-04

**Signature:** /s/ Versant Vantage I GP, L.P. By: Versant Vantage I GP-GP, LLC Its: General Partner By: Max Eisenberg Its: Chief Operating Officer  
**Date:** 2023-01-04

**Signature:** /s/ Versant Vantage I GP-GP, LLC By: Max Eisenberg Its: Chief Operating Officer  
**Date:** 2023-01-04

**Signature:** /s/ Versant Ventures IV, LLC By: Max Eisenberg Its: Chief Operating Officer  
**Date:** 2023-01-04

**Signature:** /s/ Versant Venture Capital IV, L.P. By: Versant Ventures IV, LLC Its: General Partner By: Max Eisenberg Its: Chief Operating Officer  
**Date:** 2023-01-04

**Signature:** /s/ Versant Side Fund IV, L.P. By: Versant Ventures IV, LLC Its: General Partner By: Max Eisenberg Its: Chief Operating Officer  
**Date:** 2023-01-04

### 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.

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