Comparable stake leader
CVI Investments, Inc.
SEC ownership of SEALSQ Corp
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001951222.
Disclosed value leader
CVI Investments, Inc.
Comparable rows
50/50
Latest evidence
07 Apr 2026
- Public ticker
- LAES on Nasdaq
- Parsed ownership sources
- 13D/G, 13F, and 3/4/5
- Largest SEC-reported holder
- CVI Investments, Inc.
- Latest 13D/G holder
- CVI Investments, Inc.
- Latest parsed ownership date
- 07 Apr 2026
- Issuer CIK
- 0001951222
- Issuer location
- Cointrin, Switzerland
Ownership snapshot
CIK-linked ownership evidence from parsed SEC filings.
2 signals
Issuer
Names, identifiers, and filing context for this profile.
2 identity fields
Ownership snapshot
Top shareholders of SEALSQ Corp (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
CVI Investments, Inc.
Disclosed value leader
CVI Investments, Inc.
Comparable rows
50/50
Latest evidence
07 Apr 2026
13D/G
13F
3/4/5
Lead comparable stake: 9.9%
13D/G row: CVI Investments, Inc.
Showing 1-8 of 50 holder rows.
Quick read
CVI Investments, Inc. leads the comparable SEC ownership view at 9.9%.
50 of 50 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens CVI Investments, Inc.'s linked filing trail.
Comparable ownership
Top 5
CVI Investments, Inc.
9.9%
Anson Funds Management LP
5.6%
SUSQUEHANNA SECURITIES, LLC
5.4%
Wisekey International Holding S.A.
4.8%
Cristina Dolan
0.04%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-8 of 50 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| CVI Investments, Inc. |
13D/G
|
9.9%
|
$51,191,822
24,377,058 shares
|
+$9,844,244 | 31 Mar 2026 |
| Anson Funds Management LP |
13F
13D/G
Company
|
5.6%
from 13D/G
|
$32,639,169
12,457,698 shares
|
— | 31 Mar 2026 |
| SUSQUEHANNA SECURITIES, LLC |
13D/G
|
5.4%
|
$25,483,065
12,134,793 shares
|
+$5,684,599 | 31 Mar 2026 |
| Wisekey International Holding S.A. |
13D/G
WISeKey International Holding AG
|
4.8%
|
$24,184,836
6,001,200 shares
|
$0 | 30 Jun 2025 |
| Cristina Dolan |
3/4/5
Director
|
0.04%
|
$351,384
85,081 shares
|
— | 18 Mar 2026 |
| Moreira Andreas Feuardent |
3/4/5
Chief Innovation Officer
|
0.01%
|
$72,134
17,466 shares
|
-$23,100 | 07 Apr 2026 |
| Eric Adrien Pellaton |
3/4/5
Director
|
0%
|
$12,749
3,087 shares
|
— | 18 Mar 2026 |
| David Alexander Fergusson |
3/4/5
Director
|
0%
|
$6,529
1,581 shares
|
— | 18 Mar 2026 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
Forms 3/4/5 flow
Insider trading overview
Net insider flow leans to selling over the last 12 months. Net value: -$921,526.
Buys
$0
Insiders: 0
Sells
$921,526
Insiders: 6
Net
-$921,526
Shares: -317,108
Window
Last 12 months
4 rolling buckets
Buy value
Sell value
Shares: 0
Shares: 317,108
| Window (months) | Buy shares | Sell shares | Buy value | Sell value | Net value |
|---|---|---|---|---|---|
| 0-3 | 0 | 317,108 | $0 | $921,526 | -$921,526 |
| 3-6 | 0 | 0 | $0 | $0 | $0 |
| 6-9 | 0 | 0 | $0 | $0 | $0 |
| 9-12 | 0 | 0 | $0 | $0 | $0 |
Reporting owners
Insider holders from Forms 3/4/5
Showing 1-14 of 14 reporting-owner rows connected to SEALSQ Corp. Open a relationship link for the CIK-to-CIK filing trail.
Rows
14
Largest Forms 3/4/5 holder
Carlos Moreira
Net 12M change
-$921,527
Latest report
05 Jun 2026
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Carlos Moreira | Chief Executive Officer, Director | $2,474,920 | -$112,291 | -4.3% | Mixed | 05 Jun 2026 |
| John Charles O'Hara | Chief Financial Officer, Director | $879,012 | -$556,881 | -39% | Filing P/S | 05 Jun 2026 |
| Nathalie Claude Odile Verjus | Company Secretary | $559,773 | -$15,129 | -2.6% | Filing P/S | 18 Mar 2026 |
| Cristina Dolan | Director | $351,384 | Mixed | 18 Mar 2026 | ||
| Moreira Andreas Feuardent | Chief Innovation Officer | $72,134 | -$23,100 | -24% | Mixed | 07 Apr 2026 |
| Franck Jean Buonanno | Vice-President, Global Sales | $29,000 | -$81,500 | -74% | Filing P/S | 14 May 2026 |
| Eric Adrien Pellaton | Director | $12,749 | Mixed | 18 Mar 2026 | ||
| David Alexander Fergusson | Director | $6,529 | Mixed | 18 Mar 2026 | ||
| Peter Ward | Director | $1,300 | Mixed | 18 Mar 2026 | ||
| Jean-Pierre Enguent | Vice President, R&DSS | $0 | -$132,626 | -100% | Mixed | 01 Jun 2026 |
| Ruma Bose | Director | Mixed | 18 Mar 2026 | |||
| Bernard Vian | General Manager, SEALSQ France | Mixed | 18 Mar 2026 | |||
| Loic Jean-Claude Hamon | Coo Sealsq Usa | Mixed | 18 Mar 2026 | |||
| Jean-Luc Pierre-Marie Triouleyre | General Manager, IC'Alps | Mixed | 18 Mar 2026 |
Recent insider transactions for SEALSQ Corp
Showing up to 300 recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | SEC-reported value | SEC-reported price | Shares | Shares owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| Carlos Moreira | LAES | Ordinary Shares | Sale | -0.04% | $1,053 | $3.51 | -300 | 696,215 | 05 Jun 2026 | Direct |
| John Charles O'Hara | LAES | Ordinary Shares | Sale | -0.06% | $502 | $3.51 | -143 | 250,431 | 05 Jun 2026 | Direct |
| John Charles O'Hara | LAES | Ordinary Shares | Sale | -2.18% | $19,704 | $3.53 | -5,582 | 250,574 | 03 Jun 2026 | Direct |
| Jean-Pierre Enguent | LAES | Ordinary Shares | Sale | -100% | $52,652 | $3.51 | -15,000 | 0 | 03 Jun 2026 | Direct |
| Carlos Moreira | LAES | Ordinary Shares | Sale | -1% | $24,744 | $3.53 | -7,005 | 696,515 | 03 Jun 2026 | Direct |
| John Charles O'Hara | LAES | Ordinary Shares | Sale | -3.76% | $36,931 | $3.69 | -10,000 | 256,156 | 02 Jun 2026 | Direct |
| Carlos Moreira | LAES | Ordinary Shares | Sale | -1.4% | $36,905 | $3.69 | -10,000 | 703,520 | 02 Jun 2026 | Direct |
| Jean-Pierre Enguent | LAES | Ordinary Shares | Options Exercise | 15,000 | 15,000 | 01 Jun 2026 | Direct | |||
| Jean-Pierre Enguent | LAES | Employee Stock Option Plan (right to buy) | Options Exercise | -25% | -15,000 | 45,000 | 01 Jun 2026 | Direct | ||
| Jean-Pierre Enguent | LAES | Employee Stock Option Plan (right to buy) | Award | 60,000 | 60,000 | 01 Jun 2026 | Direct | |||
| Carlos Moreira | LAES | Ordinary Shares | Sale | -1.38% | $35,086 | $3.51 | -10,000 | 713,520 | 29 May 2026 | Direct |
| John Charles O'Hara | LAES | Ordinary Shares | Sale | -3.62% | $35,076 | $3.51 | -10,000 | 266,156 | 29 May 2026 | Direct |
| Carlos Moreira | LAES | Ordinary Shares | Sale | -0.57% | $14,503 | $3.50 | -4,139 | 723,520 | 27 May 2026 | Direct |
| John Charles O'Hara | LAES | Ordinary Shares | Sale | -1.67% | $16,430 | $3.50 | -4,689 | 276,156 | 27 May 2026 | Direct |
| Franck Jean Buonanno | LAES | Ordinary Shares | Sale | -66.7% | $58,000 | $2.90 | -20,000 | 10,000 | 14 May 2026 | Direct |
| Franck Jean Buonanno | LAES | Ordinary Shares | Options Exercise | 200% | 20,000 | 30,000 | 11 May 2026 | Direct | ||
| Franck Jean Buonanno | LAES | Employee Stock Option Plan (right to buy) | Options Exercise | -100% | -20,000 | 0 | 11 May 2026 | Direct | ||
| Jean-Pierre Enguent | LAES | Ordinary Shares | Sale | -100% | $46,998 | $3.13 | -15,000 | 0 | 06 May 2026 | Direct |
| Jean-Pierre Enguent | LAES | Ordinary Shares | Options Exercise | 15,000 | 15,000 | 04 May 2026 | Direct | |||
| Jean-Pierre Enguent | LAES | Employee Stock Option Plan (right to buy) | Options Exercise | -50% | -15,000 | 15,000 | 04 May 2026 | Direct | ||
| John Charles O'Hara | LAES | Ordinary Shares | Sale | -1.84% | $15,259 | $2.91 | -5,250 | 280,845 | 24 Apr 2026 | Direct |
| John Charles O'Hara | LAES | Ordinary Shares | Sale | -3.38% | $28,800 | $2.88 | -10,000 | 286,095 | 23 Apr 2026 | Direct |
| John Charles O'Hara | LAES | Ordinary Shares | Sale | -3.27% | $30,561 | $3.06 | -10,000 | 296,095 | 22 Apr 2026 | Direct |
| John Charles O'Hara | LAES | Ordinary Shares | Sale | -3.16% | $30,378 | $3.04 | -10,000 | 306,095 | 21 Apr 2026 | Direct |
| John Charles O'Hara | LAES | Ordinary Shares | Sale | -3.07% | $27,879 | $2.79 | -10,000 | 316,095 | 20 Apr 2026 | Direct |
| John Charles O'Hara | LAES | Ordinary Shares | Sale | -2.98% | $27,210 | $2.72 | -10,000 | 326,095 | 17 Apr 2026 | Direct |
| John Charles O'Hara | LAES | Ordinary Shares | Sale | -2.89% | $26,947 | $2.69 | -10,000 | 336,095 | 16 Apr 2026 | Direct |
| John Charles O'Hara | LAES | Ordinary Shares | Options Exercise | 60.5% | 130,500 | 346,095 | 13 Apr 2026 | Direct | ||
| John Charles O'Hara | LAES | Employee Stock Option (right to buy) | Options Exercise | -100% | -130,500 | 0 | 13 Apr 2026 | Direct | ||
| John Charles O'Hara | LAES | Employee Stock Option (right to buy) | Award | 130,500 | 130,500 | 13 Apr 2026 | Direct | |||
| John Charles O'Hara | LAES | Ordinary Shares | Sale | -4.43% | $20,820 | $2.08 | -10,000 | 215,595 | 09 Apr 2026 | Direct |
| John Charles O'Hara | LAES | Ordinary Shares | Sale | -4.24% | $21,984 | $2.20 | -10,000 | 225,595 | 08 Apr 2026 | Direct |
| Jean-Pierre Enguent | LAES | Ordinary Shares | Sale | -100% | $32,976 | $2.20 | -15,000 | 0 | 08 Apr 2026 | Direct |
| John Charles O'Hara | LAES | Ordinary Shares | Sale | -4.07% | $21,382 | $2.14 | -10,000 | 235,595 | 07 Apr 2026 | Direct |
| Moreira Andreas Feuardent | LAES | Ordinary Shares | Sale | -100% | $23,100 | $2.31 | -10,000 | 0 | 07 Apr 2026 | By wife |
| Moreira Andreas Feuardent | LAES | Ordinary Shares | Options Exercise | 10,000 | 10,000 | 07 Apr 2026 | By wife | |||
| Moreira Andreas Feuardent | LAES | Employee Stock Option Plan (right to buy) | Options Exercise | -100% | -10,000 | 0 | 07 Apr 2026 | By wife | ||
| Jean-Pierre Enguent | LAES | Ordinary Shares | Options Exercise | 15,000 | 15,000 | 06 Apr 2026 | Direct | |||
| Jean-Pierre Enguent | LAES | Employee Stock Option Plan (right to buy) | Options Exercise | -50% | -15,000 | 15,000 | 06 Apr 2026 | Direct | ||
| John Charles O'Hara | LAES | Ordinary Shares | Sale | -3.91% | $24,173 | $2.42 | -10,000 | 245,595 | 06 Apr 2026 | Direct |
| John Charles O'Hara | LAES | Ordinary Shares | Sale | -3.77% | $24,532 | $2.45 | -10,000 | 255,595 | 02 Apr 2026 | Direct |
| Franck Jean Buonanno | LAES | Ordinary Shares | Sale | -50% | $23,500 | $2.35 | -10,000 | 10,000 | 31 Mar 2026 | Direct |
| John Charles O'Hara | LAES | Ordinary Shares | Options Exercise | 60.4% | 100,000 | 265,595 | 30 Mar 2026 | Direct | ||
| John Charles O'Hara | LAES | Employee Stock Option (right to buy) | Options Exercise | 100,000 | 0 | 30 Mar 2026 | Direct | |||
| John Charles O'Hara | LAES | Employee Stock Option (right to buy) | Award | 100,000 | 100,000 | 30 Mar 2026 | Direct | |||
| Franck Jean Buonanno | LAES | Ordinary Shares | Options Exercise | 300% | 15,000 | 20,000 | 27 Mar 2026 | Direct | ||
| Franck Jean Buonanno | LAES | Employee Stock Option (right to buy) | Options Exercise | -42.9% | -15,000 | 20,000 | 27 Mar 2026 | Direct | ||
| John Charles O'Hara | LAES | Ordinary Shares | Sale | -5.71% | $29,247 | $2.92 | -10,000 | 165,183 | 25 Mar 2026 | Direct |
| John Charles O'Hara | LAES | Ordinary Shares | Sale | -5.4% | $28,996 | $2.90 | -10,000 | 175,183 | 24 Mar 2026 | Direct |
| John Charles O'Hara | LAES | Ordinary Shares | Sale | -5.12% | $29,892 | $2.99 | -10,000 | 185,183 | 23 Mar 2026 | Direct |
* marks a reported price that did not pass the local price check.