PHATHOM PHARMACEUTICALS, INC. Auditor
The independent registered public accounting firm that signed the audit report in each annual report on Form 10-K, newest first. PCAOB firm ID and the internal-control attestation are as tagged on the cover from fiscal 2021; earlier rows come from the signed report text.
- 2026-02-26: Fiscal year end 2025-12-31; Auditor Ernst & Young LLP; PCAOB firm ID 42; Location Iselin, New Jersey.
- 2025-03-06: Fiscal year end 2024-12-31; Auditor Ernst & Young LLP; PCAOB firm ID 42; Location Iselin, New Jersey.
- 2024-06-14: Fiscal year end 2023-12-31; Auditor Ernst & Young LLP; PCAOB firm ID 42; Location Iselin, New Jersey.
- 2024-03-07: Fiscal year end 2023-12-31; Auditor Ernst & Young LLP; PCAOB firm ID 42; Location Iselin, New Jersey.
| Filed | Fiscal year end | Auditor | PCAOB firm ID | Location | Internal-control attestation |
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| 2026-02-26 | 2025-12-31 | Ernst & Young LLP | 42 | Iselin, New Jersey | No |
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| 2025-03-06 | 2024-12-31 | Ernst & Young LLP | 42 | Iselin, New Jersey | No |
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| 2024-06-14 | 2023-12-31 | Ernst & Young LLP | 42 | Iselin, New Jersey | No |
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| 2024-03-07 | 2023-12-31 | Ernst & Young LLP | 42 | Iselin, New Jersey | No |
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| 2023-02-28 | 2022-12-31 | Ernst & Young LLP | 42 | Iselin, New Jersey | No |
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| 2022-03-01 | 2021-12-31 | Ernst & Young LLP | 42 | Iselin, New Jersey | No |
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| 2021-03-30 | 2020-12-31 | Ernst & Young LLP | | San Diego, California | No |
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| 2020-03-19 | 2019-12-31 | Ernst & Young LLP | | San Diego, California | |
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