LAESSEALSQ Corp
- Market cap
- $348.64M
- as of 2026-10-23
- Latest close
- $1.55
- as of 2026-10-23
- Sector
- Technology
- as of 2026-10-24
- Industry
- Semiconductors
- as of 2026-10-24
Cluster
No cluster in the last 90 days under the default rule (14d · ≥2 insiders · all roles).
Form 4 historysince 2026-03-19
| Insider | Traded | Filed | Type | Shares | Price | Value | Owned after | 10b5-1 plan | Filing |
|---|---|---|---|---|---|---|---|---|---|
| Enguent Jean-PierreVice President, R&DSS | Oct 6 | Oct 7 | S | 35,000 | $2.46 | Sale −$85,936 | not reported | Yes | Form 4 |
| Enguent Jean-PierreVice President, R&DSS | Oct 5 | Oct 7 | M | 35,000 | $0.01 | $350 | 35,000 | Yes | Form 4 |
| Enguent Jean-PierreVice President, R&DSS | Oct 5 | Oct 7 | A · derivative | 50,000 | $0.01 | $500 | 50,000 | Yes | Form 4 |
| Enguent Jean-PierreVice President, R&DSS | Oct 5 | Oct 7 | M · derivative | 35,000 | $0.01 | $350 | 15,000 | Yes | Form 4 |
| Ward Peter | Oct 5 | Oct 6 | A · derivative | 3,582 | $0.01 | $36 | 3,582 | No | Form 4 |
| Ward Peter | Oct 5 | Oct 6 | A · derivative | 4,686 | $0.01 | $47 | 4,686 | No | Form 4 |
| Fergusson David Alexander | Sep 25 | Oct 6 | A · derivative | 3,424 | $0.01 | $34 | 3,424 | No | Form 4 |
| Fergusson David Alexander | Sep 25 | Oct 6 | A · derivative | 14,063 | $0.01 | $141 | 14,063 | No | Form 4 |
| Pellaton Eric Adrien | Sep 25 | Oct 6 | A · derivative | 10,747 | $0.01 | $107 | 10,747 | No | Form 4 |
| Pellaton Eric Adrien | Sep 25 | Oct 6 | A · derivative | 14,063 | $0.01 | $141 | 14,063 | No | Form 4 |
| Enguent Jean-PierreVice President, R&DSS | Sep 3 | Sep 3 | S | 15,000 | $2.40 | Sale −$36,000 | not reported | Yes | Form 4 |
| Enguent Jean-PierreVice President, R&DSS | Sep 1 | Sep 3 | M | 15,000 | $0.01 | $150 | 15,000 | Yes | Form 4 |
| Enguent Jean-PierreVice President, R&DSS | Sep 1 | Sep 3 | M · derivative | 15,000 | $0.01 | $150 | not reported | Yes | Form 4 |
| Enguent Jean-PierreVice President, R&DSS | Aug 5 | Aug 5 | S | 15,000 | $2.46 | Sale −$36,900 | not reported | Yes | Form 4 |
| Enguent Jean-PierreVice President, R&DSS | Aug 3 | Aug 5 | M | 15,000 | $0.01 | $150 | 15,000 | Yes | Form 4 |
| Enguent Jean-PierreVice President, R&DSS | Aug 3 | Aug 5 | M · derivative | 15,000 | $0.01 | $150 | 15,000 | Yes | Form 4 |
| Enguent Jean-PierreVice President, R&DSS | Jul 8 | Jul 8 | S | 15,000 | $2.82 | Sale −$42,300 | not reported | Yes | Form 4 |
| Enguent Jean-PierreVice President, R&DSS | Jul 6 | Jul 8 | M | 15,000 | $0.01 | $150 | 15,000 | Yes | Form 4 |
| Enguent Jean-PierreVice President, R&DSS | Jul 6 | Jul 8 | M · derivative | 15,000 | $0.01 | $150 | 30,000 | Yes | Form 4 |
| Ward Peter | Jun 16 | Jun 18 | M | 366,746 | $0.01 | $3,667 | 367,061 | No | Form 4 |
| Ward Peter | Jun 16 | Jun 18 | F | 96,530 | $3.07 | $296,347 | 270,531 | No | Form 4 |
| Ward Peter | Jun 16 | Jun 18 | M · derivative | 13,649 | $0.01 | $136 | not reported | No | Form 4 |
| Ward Peter | Jun 16 | Jun 18 | M · derivative | 353,097 | $0.01 | $3,531 | not reported | No | Form 4 |
| Moreira CarlosChief Executive Officer | Jun 5 | Jun 5 | S | 300 | $3.51 | Sale −$1,053 | 696,215 | Yes | Form 4 |
| O'Hara John CharlesChief Financial Officer | Jun 5 | Jun 5 | S | 143 | $3.51 | Sale −$502 | 250,431 | Yes | Form 4 |
| Moreira CarlosChief Executive Officer | Jun 3 | Jun 3 | S | 7,005 | $3.53 | Sale −$24,728 | 696,515 | Yes | Form 4 |
| O'Hara John CharlesChief Financial Officer | Jun 3 | Jun 3 | S | 5,582 | $3.53 | Sale −$19,704 | 250,574 | Yes | Form 4 |
| Enguent Jean-PierreVice President, R&DSS | Jun 3 | Jun 3 | S | 15,000 | $3.51 | Sale −$52,650 | not reported | Yes | Form 4 |
| Moreira CarlosChief Executive Officer | Jun 2 | Jun 3 | S | 10,000 | $3.69 | Sale −$36,900 | 703,520 | Yes | Form 4 |
| O'Hara John CharlesChief Financial Officer | Jun 2 | Jun 3 | S | 10,000 | $3.69 | Sale −$36,900 | 256,156 | Yes | Form 4 |
| Enguent Jean-PierreVice President, R&DSS | Jun 1 | Jun 3 | M | 15,000 | $0.01 | $150 | 15,000 | Yes | Form 4 |
| Enguent Jean-PierreVice President, R&DSS | Jun 1 | Jun 3 | A · derivative | 60,000 | $0.01 | $600 | 60,000 | Yes | Form 4 |
| Enguent Jean-PierreVice President, R&DSS | Jun 1 | Jun 3 | M · derivative | 15,000 | $0.01 | $150 | 45,000 | Yes | Form 4 |
| Moreira CarlosChief Executive Officer | May 29 | May 29 | S | 10,000 | $3.51 | Sale −$35,100 | 713,520 | Yes | Form 4 |
| O'Hara John CharlesChief Financial Officer | May 29 | May 29 | S | 10,000 | $3.51 | Sale −$35,100 | 266,156 | Yes | Form 4 |
| Moreira CarlosChief Executive Officer | May 27 | May 29 | S | 4,139 | $3.50 | Sale −$14,487 | 723,520 | Yes | Form 4 |
| O'Hara John CharlesChief Financial Officer | May 27 | May 29 | S | 4,689 | $3.50 | Sale −$16,412 | 276,156 | Yes | Form 4 |
| Buonanno Franck JeanVice-President, Global Sales | May 14 | May 15 | S | 20,000 | $2.90 | Sale −$58,000 | 10,000 | Yes | Form 4 |
| Buonanno Franck JeanVice-President, Global Sales | May 11 | May 11 | M | 20,000 | $0.01 | $200 | 30,000 | Yes | Form 4 |
| Buonanno Franck JeanVice-President, Global Sales | May 11 | May 11 | M · derivative | 20,000 | $0.01 | $200 | not reported | Yes | Form 4 |
| Enguent Jean-PierreVice President, R&DSS | May 6 | May 7 | S | 15,000 | $3.13 | Sale −$46,950 | not reported | Yes | Form 4 |
| Enguent Jean-PierreVice President, R&DSS | May 4 | May 4 | M | 15,000 | $0.01 | $150 | 15,000 | Yes | Form 4 |
| Enguent Jean-PierreVice President, R&DSS | May 4 | May 4 | M · derivative | 15,000 | $0.01 | $150 | 15,000 | Yes | Form 4 |
| O'Hara John CharlesChief Financial Officer | Apr 24 | Apr 24 | S | 5,250 | $2.91 | Sale −$15,278 | 280,845 | Yes | Form 4 |
| O'Hara John CharlesChief Financial Officer | Apr 23 | Apr 24 | S | 10,000 | $2.88 | Sale −$28,800 | 286,095 | Yes | Form 4 |
| O'Hara John CharlesChief Financial Officer | Apr 22 | Apr 24 | S | 10,000 | $3.06 | Sale −$30,600 | 296,095 | Yes | Form 4 |
| O'Hara John CharlesChief Financial Officer | Apr 21 | Apr 22 | S | 10,000 | $3.04 | Sale −$30,400 | 306,095 | Yes | Form 4 |
| O'Hara John CharlesChief Financial Officer | Apr 20 | Apr 22 | S | 10,000 | $2.79 | Sale −$27,900 | 316,095 | Yes | Form 4 |
| O'Hara John CharlesChief Financial Officer | Apr 17 | Apr 17 | S | 10,000 | $2.72 | Sale −$27,200 | 326,095 | Yes | Form 4 |
| O'Hara John CharlesChief Financial Officer | Apr 16 | Apr 17 | S | 10,000 | $2.69 | Sale −$26,900 | 336,095 | Yes | Form 4 |
| O'Hara John CharlesChief Financial Officer | Apr 13 | Apr 14 | M | 130,500 | $0.01 | $1,305 | 346,095 | Yes | Form 4 |
| O'Hara John CharlesChief Financial Officer | Apr 13 | Apr 14 | A · derivative | 130,500 | $0.01 | $1,305 | 130,500 | Yes | Form 4 |
| O'Hara John CharlesChief Financial Officer | Apr 13 | Apr 14 | M · derivative | 130,500 | $0.01 | $1,305 | not reported | Yes | Form 4 |
| O'Hara John CharlesChief Financial Officer | Apr 9 | Apr 9 | S | 10,000 | $2.08 | Sale −$20,800 | 215,595 | Yes | Form 4 |
| O'Hara John CharlesChief Financial Officer | Apr 8 | Apr 9 | S | 10,000 | $2.20 | Sale −$22,000 | 225,595 | Yes | Form 4 |
| Enguent Jean-PierreVice President, R&DSS | Apr 8 | Apr 9 | S | 15,000 | $2.20 | Sale −$33,000 | not reported | Yes | Form 4 |
| O'Hara John CharlesChief Financial Officer | Apr 7 | Apr 9 | S | 10,000 | $2.14 | Sale −$21,400 | 235,595 | Yes | Form 4 |
| Enguent Jean-PierreVice President, R&DSS | Apr 6 | Apr 9 | M | 15,000 | $0.01 | $150 | 15,000 | Yes | Form 4 |
| Enguent Jean-PierreVice President, R&DSS | Apr 6 | Apr 9 | M · derivative | 15,000 | $0.01 | $150 | 15,000 | Yes | Form 4 |
| Feuardent Moreira AndreasChief Innovation Officer | Apr 7 | Apr 8 | M | 10,000 | $0.01 | $100 | 10,000 | Yes | Form 4 |
| Feuardent Moreira AndreasChief Innovation Officer | Apr 7 | Apr 8 | S | 10,000 | $2.31 | Sale −$23,100 | not reported | Yes | Form 4 |
| Feuardent Moreira AndreasChief Innovation Officer | Apr 7 | Apr 8 | M · derivative | 10,000 | $0.01 | $100 | not reported | Yes | Form 4 |
| O'Hara John CharlesChief Financial Officer | Apr 6 | Apr 6 | S | 10,000 | $2.42 | Sale −$24,200 | 245,595 | Yes | Form 4 |
| O'Hara John CharlesChief Financial Officer | Apr 2 | Apr 6 | S | 10,000 | $2.45 | Sale −$24,500 | 255,595 | Yes | Form 4 |
| Buonanno Franck JeanVice-President, Global Sales | Mar 31 | Apr 1 | S | 10,000 | $2.35 | Sale −$23,500 | 10,000 | Yes | Form 4 |
| O'Hara John CharlesChief Financial Officer | Mar 30 | Mar 31 | M | 100,000 | $0.01 | $1,000 | 265,595 | Yes | Form 4 |
| O'Hara John CharlesChief Financial Officer | Mar 30 | Mar 31 | A · derivative | 100,000 | $0.01 | $1,000 | 100,000 | Yes | Form 4 |
| O'Hara John CharlesChief Financial Officer | Mar 30 | Mar 31 | M · derivative | 100,000 | $0.01 | $1,000 | not reported | Yes | Form 4 |
| Buonanno Franck JeanVice-President, Global Sales | Mar 27 | Mar 27 | M | 15,000 | $0.01 | $150 | 20,000 | No | Form 4 |
| Buonanno Franck JeanVice-President, Global Sales | Mar 27 | Mar 27 | M · derivative | 15,000 | $0.01 | $150 | 20,000 | No | Form 4 |
| O'Hara John CharlesChief Financial Officer | Mar 25 | Mar 25 | S | 10,000 | $2.92 | Sale −$29,200 | 165,183 | Yes | Form 4 |
| O'Hara John CharlesChief Financial Officer | Mar 24 | Mar 25 | S | 10,000 | $2.90 | Sale −$29,000 | 175,183 | Yes | Form 4 |
| O'Hara John CharlesChief Financial Officer | Mar 23 | Mar 25 | S | 10,000 | $2.99 | Sale −$29,900 | 185,183 | Yes | Form 4 |
| O'Hara John CharlesChief Financial Officer | Mar 20 | Mar 23 | S | 10,000 | $3.00 | Sale −$30,000 | 195,183 | Yes | Form 4 |
| O'Hara John CharlesChief Financial Officer | Mar 19 | Mar 23 | S | 10,000 | $3.02 | Sale −$30,200 | 205,183 | Yes | Form 4 |
| Verjus Nathalie Claude OdileCompany Secretary | Mar 18 | Mar 19 | S | 5,000 | $3.03 | Sale −$15,150 | 185,000 | Yes | Form 4 |