Butler Dean Warren 4

What Happened

• Dean Butler, Senior Vice President and Chief Financial Officer of Silicon Laboratories Inc. (SLAB), acquired 152 shares on April 30, 2026. The shares were purchased at $86.46 each for a total cost of $13,142. This transaction is recorded as an acquisition (code A) — a purchase through the company plan rather than a sale.

Key Details

• Transaction date and price: Apr 30, 2026 — 152 shares at $86.46 per share.
• Total value: $13,142 (approx).
• Shares owned after transaction: Not disclosed in the Form 4 filing.
• Footnote: Shares were acquired under the issuer’s 2009 Employee Stock Purchase Plan on the most recent semi‑annual purchase date; the filing notes the purchase was exempt under the plan-related reporting provisions (see footnote F1).
• Filing timeliness: Reported on May 1, 2026 (filed within the normal Form 4 reporting window).

Context

• This was an ESPP purchase (employee plan) on a scheduled purchase date — a routine way insiders periodically acquire company stock. Such purchases are generally considered routine and don’t by themselves indicate a change in company outlook, though purchases can be viewed as mild positive signals compared with sales.