John Charles O'Hara
Chief Financial Officer at SEALSQ Corp
Sits on 1 board. Last updated September 28, 2026
Time on boards
- Boards served
- 1
- Current seats
- 1
- Board service
- 6 months
- Director since
- 2026
6 months of board service in total across 1 board, counting each seat separately. Longest: SEALSQ Corp, 6 months.
SEALSQ Corp
Director · Chief Financial Officer
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
| Date | Company | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| Jun 5, 2026 | SEALSQ Corp | Open-market sale | −143 | $3.51 | $502 |
| Jun 3, 2026 | SEALSQ Corp | Open-market sale | −5,582 | $3.53 | $19,704 |
| Jun 2, 2026 | SEALSQ Corp | Open-market sale | −10,000 | $3.69 | $36,900 |
| May 29, 2026 | SEALSQ Corp | Open-market sale | −10,000 | $3.51 | $35,100 |
| May 27, 2026 | SEALSQ Corp | Open-market sale | −4,689 | $3.50 | $16,412 |
| Apr 24, 2026 | SEALSQ Corp | Open-market sale | −5,250 | $2.91 | $15,278 |
| Apr 23, 2026 | SEALSQ Corp | Open-market sale | −10,000 | $2.88 | $28,800 |
| Apr 22, 2026 | SEALSQ Corp | Open-market sale | −10,000 | $3.06 | $30,600 |
| Apr 21, 2026 | SEALSQ Corp | Open-market sale | −10,000 | $3.04 | $30,400 |
| Apr 20, 2026 | SEALSQ Corp | Open-market sale | −10,000 | $2.79 | $27,900 |
| Apr 17, 2026 | SEALSQ Corp | Open-market sale | −10,000 | $2.72 | $27,200 |
| Apr 16, 2026 | SEALSQ Corp | Open-market sale | −10,000 | $2.69 | $26,900 |
| Apr 13, 2026 | SEALSQ Corp | Option exercise | +130,500 | $0.01 | $1,305 |
| Apr 9, 2026 | SEALSQ Corp | Open-market sale | −10,000 | $2.08 | $20,800 |
| Apr 8, 2026 | SEALSQ Corp | Open-market sale | −10,000 | $2.20 | $22,000 |
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