| 1 | PFIZER INC | $11,110,134,066 | 1 | $11,110,134,066 | Dec 22, 2020 | Department of Defense |
| 2 | MODERNATX, INC. | $1,754,345,480 | 1 | $1,754,345,480 | Apr 03, 2020 | Department of Health and … |
| 3 | ADVANCED TECHNOLOGY INTERNATIONAL | $911,499,779 | 9 | $101,277,753 | Sep 30, 2024 | Department of Health and … |
| 4 | EMERGENT PRODUCT DEVELOPMENT GAITHERSBURG I… | $857,637,641 | 1 | $857,637,641 | Aug 30, 2019 | Department of Health and … |
| 5 | DYNPORT VACCINE COMPANY LLC | $235,119,971 | 1 | $235,119,971 | May 01, 2006 | Department of Health and … |
| 6 | PROTEIN SCIENCES CORP | $146,741,336 | 1 | $146,741,336 | Jun 21, 2009 | Department of Health and … |
| 7 | NOVAVAX INC | $121,393,966 | 1 | $121,393,966 | Feb 24, 2011 | Department of Health and … |
| 8 | SANOFI VACCINES US INC. | $119,346,638 | 17 | $7,020,390 | Feb 20, 2026 | Department of Defense |
| 9 | SEQIRUS INC | $92,825,385 | 5 | $18,565,077 | May 03, 2024 | Department of Health and … |
| 10 | VAXINNATE CORPORATION | $86,180,679 | 1 | $86,180,679 | Feb 24, 2011 | Department of Health and … |
| 11 | GLAXOSMITHKLINE HOLDINGS (AMERICAS) INC. | $72,766,564 | 1 | $72,766,564 | May 01, 2006 | Department of Health and … |
| 12 | MERIDIAN MEDICAL TECHNOLOGIES, LLC | $52,881,500 | 2 | $26,440,750 | Apr 07, 2026 | Department of Defense |
