IPG Photonics Corp: 10% owner IP Fibre Devices Ltd sold 15,361 shares

What happened

• IP Fibre Devices Ltd, reported as a 10% owner, sold 9,876 shares at a weighted average price of $85.39 for $843,312 and 5,485 shares at a weighted average price of $86.09 for $472,204, for total proceeds of $1,315,516. The Form 4 lists both transactions as sales (code S).

Key details

• Transaction date: Oct 2, 2026. Filing date: Oct 6, 2026.
• Prices and ranges: first group weighted average $85.39 (range $85.00 to $85.94); second group weighted average $86.09 (range $86.00 to $86.42). The filer says it can provide the number of shares sold at each separate price on request.
• Plan: the sales were made under a Rule 10b5-1 trading plan adopted Mar 17, 2026 (footnote F1).
• Shares owned after the transaction: not stated in the provided filing.
• Transaction code: S = sale.

Why it may matter

• The filer is a 10% owner, meaning the holder is a large shareholder rather than listed as an executive in this filing.
• The sales were made under a prearranged 10b5-1 plan.
• A filing does not show why the insider traded or why the company acted.