Modification No. 3, effective, April 1, 2021, to the Award/Contract, effective August 30, 2019 (ACAM2000 Contract), from the Assistant Secretary, U.S. Department of Health and Human Services to Emergent Product Development Gaithersburg Inc

Certain identified information has been excluded from the exhibit because it is both (i) not material and (ii) is the type of information that the registrant treats as private or confidential. Double asterisks denote omissions. Exhibit 10.5 AMENDMENT OF SOLICITATION/MODIFICATION OF CONTRACT 1. CONTRACT ID CODE PAGE OF PAGES 1 2 2. AMENDMENT/MODIFICATION NO. P00003 3. EFFECTIVE DATE See Block 16C 4. REQUISITION/PURCHASE REQ. NO. OS273903 5. PROJECT NO. (If applicable) 6. ISSUED BY CODE ASPR/SNS 7. ADMINISTERED BY (If other than Item 6) CODE ASPR/SNS ASPR/SNS ASPR/SNS 2945 Flowers Road ATLANTA, GA 30341 US DEPT OF HEALTH & HUMAN SERVICES ASPR/SNS 2945 Flowers Road ATLANTA, GA 30341 8. NAME AND ADDRESS OF CONTRACTOR (No., street, county, State and ZIP Code) (x) 9A. AMENDMENT OF SOLICITATION NO. EMERGENT PRODUCT DEVELOPMENT GAITHERSBURG INC. Attn: STEVE RAMBO EMERGENT PRODUCT DEVELOPMENT GAITHE 300 PROFESSIONAL DR GAITHERSBURG MD 208793419 9B. DATED (SEE ITEM 11) x 10A. MODIFICATION OF CONTRACT/ORDER NO. 75A50119C00071 10B. DATED (SEE ITEM 13) CODE 1365869 FACILITY CODE 08/30/2019 11. THIS ITEM ONLY APPLIES TO AMENDMENTS OF SOLICITATIONS The above numbered solicitation is amended as set forth in Item 14. The hour and date specified for receipt of Offers is extended, is not extended. Offers must acknowledge receipt of this amendment prior to the hour and date specified in the solicitation or as amended, by one of the following methods: (a) By completing Items 8 and 15, and returning _________ copies of the amendment; (b) By acknowledging receipt of this amendment on each copy of the offer submitted; or (c) By separate letter or electronic communication which includes a reference to the solicitation and amendment numbers. FAILURE OF YOUR ACKNOWLEDGMENT TO BE RECEIVED AT THE PLACE DESIGNATED FOR THE RECEIPT OF OFFERS PRIOR TO THE HOUR AND DATE SPECIFIED MAY RESULT IN REJECTION OF YOUR OFFER. If by virtue of this amendment you desire to change an offer already submitted, such change may be made by letter or electronic communication, provided each letter or electronic communication makes reference to the solicitation and this amendment, and is received prior to the opening hour and date specified. 12. ACCOUNTING AND APPROPRIATION DATA (If required) Net Increase: $[**] 2021.199SN21.25102 13. THIS ITEM APPLIES ONLY TO MODIFICATIONS OF CONTRACTS/ORDERS. IT MODIFIES THE CONTRACT/ORDER NO. AS DESCRIBED IN ITEM 14. CHECK ONE A. THIS CHANGE ORDER IS ISSUED PURSUANT TO: (Specify authority) THE CHANGES SET FORTH IN ITEM 14 ARE MADE IN THE CONTRACT ORDER NO. IN ITEM 10A. B. THE ABOVE NUMBERED CONTRACT/ORDER IS MODIFIED TO REFLECT THE ADMINISTRATIVE CHANGES (such as changes in paying office, appropriation data, etc.) SET FORTH IN ITEM 14, PURSUANT TO THE AUTHORITY OF FAR 43.103(b). C. THIS SUPPLEMENTAL AGREEMENT IS ENTERED INTO PURSUANT TO AUTHORITY OF: FAR Clause 52.217-9 Option to Extend the Term of the Contract (Mar 2000) D. OTHER (Specify type of modification and authority) E. IMPORTANT: Contractor is not, is required to sign this document and return ____1____ copies to the issuing office. Tax ID number: [**] DUNS Number: [**] ACAM2000, Smallpox (Vaccinia) Vaccine, Live (ACAM) The purpose of this modification is to exercise and fund Option Year 2, CLIN 2004, Task 4 - Relabeling of ACAM 2000; 1 JOB @ $[**] = $[**]. The Period of Performance is 10/01/20 - 09/30/21. This modification also corrects verbiage as stated on Modification P00001 as follows: Option 1001 - Task 4 is hereby corrected to read Option 1004 - Task 4; all other information is correct. Continued ... Except as provided herein, all terms and conditions of the document referenced in Item 9A or 10A, as heretofore changed, remains unchanged and in full force and effect. 15A. NAME AND TITLE OF SIGNER (Type or print). Chris Sinclair VP, Federal Public Health 16A. NAME AND TITLE OF CONTRACTING OFFICER (Type or print) NATASHA Y. ROWLAND 15B. CONTRACTOR/OFFEROR /s/ Chris Sinclair (Signature of person authorized to sign) 15C. DATE SIGNED Apr 1, 2021 16B. UNITED STATES OF AMERICA /s/ Natasha Rowland (Signature of Contracting Officer) 16C. DATE SIGNED 04/01/2021 STANDARD FORM 30 (Rev. 11/2016)

 

Previous edition unusable Prescribed by GSA FAR (48 CFR) 53.243

 

CONTINUATION SHEET REFERENCE NO. OF DOCUMENT BEING CONTINUED 75A50119C00071/P00003 PAGE OF 2 2 NAME OF OFFEROR OR CONTRACTOR EMERGENT PRODUCT DEVELOPMENT GAITHERSBURG INC. 1365869 ITEM No. (A) SUPPLIES/SERVICES (B) QUANTITY (C) UNIT (D) UNIT PRICE (E) AMOUNT (F) 4 No further changes. Appr. Yr.: 2021 CAN: 199SN21 Object Class: 25102 Period of Performance: 10/01/20 – 09/30/21 Add Item 4 as follows: ACAM2000 Relabeling Obligated Amount: $[**] [**] NSN 7540-01-152-8067 OPTIONAL FORM 336 (4-86) Sponsored by GSA FAR (48 CFR) 53.110