O'Hara John Charles 4

What Happened John O'Hara, Chief Financial Officer of SEALSQ Corp (ticker: LAES), sold a total of 20,000 shares in two open-market transactions on March 19–20, 2026. He sold 10,000 shares on 2026-03-19 at a weighted average price of $3.02 for proceeds of $30,188, and 10,000 shares on 2026-03-20 at a weighted average price of $3.00 for proceeds of $29,989. Total gross proceeds were about $60,177. These were sales (not purchases), which are commonly routine disposition of shares.

Key Details

• Transaction dates: March 19, 2026 (10,000 shares at $3.02 weighted avg.); March 20, 2026 (10,000 shares at $3.00 weighted avg.).
• Reported proceeds: $30,188 (3/19) and $29,989 (3/20); total ≈ $60,177.
• Price ranges: 3/19 sales occurred at prices between $2.88 and $3.13; 3/20 sales between $2.92 and $3.04. Reported column prices are weighted averages; the filer offers to disclose per-price breakdown on request.
• Plan/authorization: Sales were made under a Rule 10b5-1 trading plan adopted October 17, 2025 (footnote).
• Shares owned after transaction: Not specified in the provided excerpt of the filing.
• Filing timeliness: Form 4 was filed March 23, 2026; based on transaction dates, the filing appears timely.

Context

• These were open-market sales executed under a pre-established 10b5-1 plan, which typically allows insiders to sell according to a preset schedule regardless of short-term company news. That practice reduces—but does not eliminate—direct inference about insider sentiment.
• No options were exercised and no awards/gifts or tax-withholding transactions are reported in this filing excerpt.