Private company
HilleVax, Inc.
American biological products company, incorporated in Delaware.
Last updated Oct 18, 2026.
Overview
Financials
From the company’s reports to the SEC. Every number links to the filing it came from.
Financial statements
| Fiscal year | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|---|
| Cash | $124.6M3 | $279.4M4 | $216.7M5 | $154.5M5 | ||
| Current assets | $124.7M3 | $290.6M4 | $310.7M5 | $178.3M5 | ||
| Total assets | $127.2M3 | $317.2M4 | $344.4M5 | $192.7M5 | ||
| Current liabilities | $227.8M3 | $13.0M4 | $29.3M5 | $16.5M5 | ||
| Long-term debt | $14.8M4 | $25.2M5 | ||||
| Total liabilities | $227.9M3 | $50.0M4 | $78.9M5 | $38.2M5 | ||
| Shareholders’ equity | -$2.8M3 | -$100.8M4 | $267.2M5 | $265.5M5 | $154.5M5 | |
| Shares outstanding | 6.6M shares3 | 37.7M shares4 | 47.7M shares5 | 49.7M shares5 | 50.1M shares5 |
Leadership
Who has led HilleVax, Inc., and when. Pick a name to see everywhere that person has worked.
Chief executive
President
Chief financial officer
Chief operating officer
- Chief executive officerRobert Hershberg Apr 28, 2022 to now8
- PresidentRobert Hershberg Apr 28, 2022 to now8
- Chief financial officerShane Maltbie Jan 10, 2023 to now9
- Chief financial officerDavid A. Socks Apr 28, 2022 to Apr 28, 202210
- Chief operating officerSean McLoughlin Jan 26, 2024 to now11
- Chief operating officerAditya Kohli Apr 28, 2022 to Feb 3, 202312
Board members and other officers (11)
- OfficerRobert Hershberg Feb 12, 2024 to now13
- Chief Medical OfficerAstrid Borkowski Apr 28, 2022 to Feb 12, 202414
- Board memberNanette Cocero May 10, 2023 to now15
- Board memberAditya Kohli Apr 28, 2022 to now12
- Board memberGary Dubin Apr 28, 2022 to now16
- Board memberJaime Sepulveda Apr 28, 2022 to now17
- Board memberJeryl L. Hilleman Apr 28, 2022 to now18
- Board memberPatrick J. Heron Apr 28, 2022 to now19
- Board memberRobert Hershberg Apr 28, 2022 to now8
- Board memberShelley Chu Apr 28, 2022 to now20
- Board memberSusan Michele Silbermann Apr 28, 2022 to Aug 23, 202221
Timeline
- Apr 28, 2022New chief executive Robert Hershberg becomes CEO8
Filings
219 filings to the SEC since October 2021: 3 annual reports, 11 quarterly reports, 35 major events, 82 insider forms, 25 large holders, 63 other. The latest 20:
- Nov 14, 2025SCHEDULE 13G/A EDGAR
- Sep 29, 202515-12G EDGAR
- Sep 22, 2025EFFECT EDGAR
- Sep 22, 2025EFFECT EDGAR
- Sep 19, 20254 EDGAR
- Sep 19, 2025SCHEDULE 13D/A EDGAR
- Sep 19, 2025SCHEDULE 13D/A EDGAR
- Sep 17, 2025SCHEDULE 13D/A EDGAR
- Sep 17, 20254 EDGAR
- Sep 17, 2025S-8 POS EDGAR
- Sep 17, 2025POS AM EDGAR
- Sep 17, 2025POS AM EDGAR
- Sep 17, 20254 EDGAR
- Sep 17, 20254 EDGAR
- Sep 17, 20254 EDGAR
- Sep 17, 20254 EDGAR
- Sep 17, 20254 EDGAR
- Sep 17, 20254 EDGAR
- Sep 17, 20254 EDGAR
- Sep 17, 20254 EDGAR
The 219 filings since October 2021 can be filtered by form type and year here when JavaScript is on.
Every filing from the last three years, summarized. The full record is on SEC EDGAR.
Insider trades and holders
Large holders
Investors who own more than 5% must tell the SEC: a 13D if they may seek to influence the company, a 13G if they hold passively. 25 such filings since October 2021, the latest 10:
- Nov 14, 2025SCHEDULE 13G/A
- Sep 19, 2025SCHEDULE 13D/A
- Sep 19, 2025SCHEDULE 13D/A
- Sep 17, 2025SCHEDULE 13D/A
- Jul 24, 2025SCHEDULE 13G
- May 2, 2025SCHEDULE 13D
- Nov 14, 2024SC 13G/A
- Nov 14, 2024SC 13G/A
- Jul 22, 2024SC 13G
- May 31, 2024SC 13D/A
From Forms 4 and Schedules 13D and 13G filed with the SEC.
Sources
The numbers on this page point here. Each one links to the record it came from.
- 1SEC EDGARHilleVax, Inc. filings on SEC EDGAR
- 2SEC EDGARHilleVax, Inc. filings on SEC EDGAR
- 3SEC EDGARHilleVax, Inc. 10-K for fiscal 2021
- 4SEC EDGARHilleVax, Inc. 10-K for fiscal 2022
- 5SEC EDGARHilleVax, Inc. 10-K for fiscal 2023
- 6SEC EDGARHilleVax, Inc. 10-Q for fiscal 2025
- 7SEC EDGARHilleVax, Inc. 10-Q for fiscal 2025
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- 13SEC EDGARRobert Hershberg, Officer
- 14
- 15SEC EDGARNanette Cocero, Board member
- 16SEC EDGARGary Dubin, Board member
- 17SEC EDGARJaime Sepulveda, Board member
- 18SEC EDGARJeryl L. Hilleman, Board member
- 19SEC EDGARPatrick J. Heron, Board member
- 20SEC EDGARShelley Chu, Board member
- 21