O'Hara John Charles 4

What Happened
John Charles O'Hara, Chief Financial Officer of SEALSQ Corp (ticker: LAES), reported open-market sales totaling 25,250 shares across trades executed April 22–24, 2026. The three disposals reported on the Form 4 were: 10,000 shares at a weighted avg price of $3.06 (proceeds $30,561), 10,000 shares at $2.88 (proceeds $28,800), and 5,250 shares at $2.91 (proceeds $15,259). Total reported proceeds equal approximately $74,620. These were sales (S) — routine dispositions rather than purchases.

Key Details

• Transaction dates: April 22, 2026; April 23, 2026; April 24, 2026. Form filed April 24, 2026 (Period of Report: Apr 22, 2026).
• Reported amounts/prices: 10,000 @ $3.06 (F2); 10,000 @ $2.88 (F3); 5,250 @ $2.91 (F4). Total ~25,250 shares for ~$74,620.
• Price ranges (weighted-average reporting): Apr 22 sales executed across $2.97–$3.16 (F2); Apr 23 across $2.7884–$3.02 (F3); Apr 24 across $2.8234–$2.97 (F4). The filer offers to provide per-price breakdowns on request.
• Plan/insider program: Sales were made pursuant to a Rule 10b5-1 trading plan adopted by Mr. O'Hara on October 17, 2025 (F1).
• Shares owned after transaction: Not specified in the excerpt provided — see the full Form 4 for beneficial ownership details.
• Filing timeliness: Form was filed April 24, 2026; no late-filing flag indicated in the provided summary.

Context: These were prearranged open-market sales under a 10b5-1 plan, which are commonly used by insiders to sell shares on a preset schedule and are generally considered routine. Sales do not necessarily signal negative company-specific news; they represent cashing out rather than a purchase/increase in insider ownership.