Semtech Corporation 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.
- 2026-03-23: Fiscal year end 2026-01-25; Auditor Deloitte & Touche LLP; PCAOB firm ID 34; Location Los Angeles, California.
- 2025-03-25: Fiscal year end 2025-01-26; Auditor Deloitte & Touche LLP; PCAOB firm ID 34; Location Los Angeles, California.
- 2024-03-28: Fiscal year end 2024-01-28; Auditor Deloitte & Touche LLP; PCAOB firm ID 34; Location Los Angeles, California.
- 2023-03-30: Fiscal year end 2023-01-29; Auditor Deloitte & Touche LLP; PCAOB firm ID 34; Location Los Angeles, California.
| Filed | Fiscal year end | Auditor | PCAOB firm ID | Location | Internal-control attestation |
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| 2026-03-23 | 2026-01-25 | Deloitte & Touche LLP | 34 | Los Angeles, California | Yes |
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| 2025-03-25 | 2025-01-26 | Deloitte & Touche LLP | 34 | Los Angeles, California | Yes |
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| 2024-03-28 | 2024-01-28 | Deloitte & Touche LLP | 34 | Los Angeles, California | Yes |
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| 2023-03-30 | 2023-01-29 | Deloitte & Touche LLP | 34 | Los Angeles, California | Yes |
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| 2022-03-16 | 2022-01-30 | Deloitte & Touche LLP | 34 | Los Angeles, California | Yes |
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| 2021-03-24 | 2021-01-31 | Deloitte & Touche LLP | | Los Angeles, California | Yes |
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| 2020-03-20 | 2020-01-26 | Deloitte & Touche LLP | | Los Angeles, California | |
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| 2019-03-21 | 2019-01-27 | Deloitte & Touche LLP | | Los Angeles, California | |
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| 2018-03-22 | 2018-01-28 | Deloitte & Touche LLP | | Los Angeles, California | |
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| 2017-03-23 | 2017-01-29 | Deloitte & Touche LLP | | Los Angeles, California | |
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| 2016-03-31 | 2016-01-31 | Ernst & Young LLP | | Los Angeles, California | |
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| 2015-03-30 | 2015-01-25 | Ernst & Young LLP | | Los Angeles, California | |
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| 2014-03-27 | 2014-01-26 | Ernst & Young LLP | | Los Angeles, California | |
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| 2013-03-28 | 2013-01-27 | Ernst & Young LLP | | Los Angeles, California | |
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| 2012-03-29 | 2011-01-29 | Ernst & Young LLP | | Westlake Village, California | |
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| 2011-03-31 | 2011-01-30 | Ernst & Young LLP | | Westlake Village, California | |
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| 2010-04-01 | 2010-01-31 | Ernst & Young LLP | | Westlake Village, California | |
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| 2009-03-26 | 2009-01-25 | Ernst & Young LLP | | Village, California | |
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