Director Pellaton reports SEALSQ (LAES) share and stock option holdings

Rhea-AI Filing Summary

SEALSQ Corp director Eric Adrien Pellaton filed an initial ownership report showing his current equity position in the company. He holds four tranches of employee stock options with a $0.010 exercise price, covering 7,273; 8,923; 34,594; and 34,291 underlying Ordinary Shares, expiring between 2031 and 2032. The filing also lists 100 Ordinary Shares held directly and 2,987 Ordinary Shares held indirectly through NRJ S.A., with a footnote stating he disclaims beneficial ownership except to the extent of his pecuniary interest.

SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person^*

Pellaton Eric Adrien

(Last) (First) (Middle)

C/O SEALSQ CORP

AVENUE LOUIS-CASAI 58

(Street)

COINTRIN 1216

(City) (State) (Zip)

SWAZILAND

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
03/18/2026

3. Issuer Name and Ticker or Trading Symbol
SEALSQ Corp [ LAES ]

3a. Foreign Trading Symbol

5. If Amendment, Date of Original Filed (Month/Day/Year)

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Ordinary Shares	100	D
Ordinary Shares	2,987	I	By NRJ S.A.(1)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Employee Stock Option Plan (right to buy)	05/31/2024	05/29/2031	Ordinary Shares	7,273	$0.01	D
Employee Stock Option Plan (right to buy)	07/09/2024	07/03/2031	Ordinary Shares	8,923	$0.01	D
Employee Stock Option Plan (right to buy)	10/29/2024	10/24/2031	Ordinary Shares	34,594	$0.01	D
Employee Stock Option Plan (right to buy)	05/01/2025	04/30/2032	Ordinary Shares	34,291	$0.01	D

Explanation of Responses:

1. The reporting person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein.

	/s/ John O'Hara, Attorney-in-Fact	03/18/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 3: SEC 1473 (03-26)

FAQ

What does Eric Adrien Pellaton report owning in SEALSQ Corp (LAES)?

Eric Adrien Pellaton reports a mix of options and shares. He holds four employee stock option grants over 7,273; 8,923; 34,594; and 34,291 underlying Ordinary Shares plus 100 Ordinary Shares directly and 2,987 Ordinary Shares indirectly through NRJ S.A.

What are the key terms of Pellaton’s SEALSQ (LAES) stock options?

Pellaton’s options are low-priced and long-dated. Each employee stock option grant has an exercise price of $0.010 per Ordinary Share, with expiration dates ranging from 2031 to 2032, providing long-term potential to convert options into Ordinary Shares.

How many SEALSQ Ordinary Shares does Pellaton hold directly and indirectly?

The filing shows both direct and indirect Ordinary Share holdings. Pellaton holds 100 Ordinary Shares directly and 2,987 Ordinary Shares indirectly through NRJ S.A., reflecting his equity exposure outside of stock options in SEALSQ Corp.

Does Pellaton fully claim beneficial ownership of all reported SEALSQ securities?

No, he includes a standard beneficial ownership disclaimer. The filing states he disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest, which is common when some holdings are through related entities like NRJ S.A.

Is this SEALSQ (LAES) Form 3 filing reporting new trades or just holdings?

The Form 3 records existing holdings, not new trades. All entries are categorized as holdings with unknown transaction codes, indicating this is an initial statement of Pellaton’s current options and share positions rather than a report of recent purchases or sales.

What does the SEALSQ Form 3 reveal about Pellaton’s derivative position?

The filing highlights substantial unexercised stock options. Four employee stock option positions over Ordinary Shares remain outstanding, all at a $0.010 exercise price and expiring between 2031 and 2032, indicating long-term derivative exposure to SEALSQ’s equity.