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SILICON LABORATORIES INC. Director's Dealing 2025

May 19, 2025

31118_dirs_2025-05-19_9444e08b-8e2d-43db-8995-c821d5249d9d.zip

Director's Dealing

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SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: SILICON LABORATORIES INC. (SLAB)
CIK: 0001038074
Period of Report: 2025-05-15

Reporting Person: Butler Dean Warren (Sr VP and CFO)

Non-Derivative Transactions

Date Security Code Shares Price A/D Holdings After Ownership
2025-04-30 Common Stock, $0.0001 par value A 164 $86.46 Acquired 28113 Direct
2025-05-15 Common Stock, $0.0001 par value A 14731 Acquired 42844 Direct
2025-05-15 Common Stock, $0.0001 par value F 4148 $133.17 Disposed 38696 Direct

Footnotes

F1: Shares acquired by Reporting Person through the Issuer's 2009 Employee Stock Purchase Plan on the most recent semi-annual purchase date in a transaction exempt under both Rule 166-3(c) and Rule 166-3(d).

F2: Reflects the grant of restricted stock units (RSUs) that will entitle Reporting Person to receive one (1) share of common stock per RSU. One-third of the RSUs will vest on each of the first three anniversaries of the date of grant, and will be settled pursuant to the terms of the Issuer's 2009 Stock Incentive Plan (as amended from time to time).

F3: Represents shares withheld to pay taxes upon the vesting of a previously reported equity award.