Energy Transition Special Opportunities (ETSS) director discloses 25,000 Class B shares

Rhea-AI Filing Summary

Energy Transition Special Opportunities director reports initial holdings. Julien Gary M filed a Form 3 showing beneficial ownership of 25,000 Class B ordinary shares held directly.

These Class B shares will automatically convert into 25,000 Class A ordinary shares concurrently with or immediately following the company’s initial business combination, or earlier at the holder’s option, on a one-for-one basis, subject to adjustment.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Julien Gary M

Role null

Type	Security	Shares	Price	Value
holding	Class B Ordinary Shares	--	--	--

Holdings After Transaction: Class B Ordinary Shares — 25,000 shares (Direct, null)

Footnotes (1)

1. [object Object]

Key Figures

Class B shares held: 25,000 shares Underlying Class A shares: 25,000 shares Conversion price: $0.0000 per share

3 metrics

Class B shares held 25,000 shares Beneficial ownership reported on Form 3

Underlying Class A shares 25,000 shares Shares issuable upon conversion of Class B ordinary shares

Conversion price $0.0000 per share Conversion or exercise price from Class B to Class A

Key Terms

Class B ordinary shares, Class A ordinary shares, initial business combination, Registration Statement on Form S-1

4 terms

Class B ordinary shares financial

"Represents Class B ordinary shares which will automatically convert into Class A ordinary shares"

Class B ordinary shares are a type of ownership stake in a company that typically come with different voting rights or privileges compared to other share classes. For investors, they represent a way to hold part of the company’s value and influence its decisions, often with fewer voting rights than Class A shares. Understanding these shares helps investors assess their level of control and potential returns within a company.

Class A ordinary shares financial

"automatically convert into Class A ordinary shares concurrently with or immediately following the consummation"

Class A ordinary shares are a type of ownership stake in a company that typically grants voting rights to shareholders, allowing them to have a say in important company decisions. They often come with priority in receiving dividends or profits, making them attractive to investors seeking influence and potential income. These shares help distinguish different levels of ownership and rights within a company's stock structure.

initial business combination financial

"immediately following the consummation of the initial business combination of Energy Transition Special Opportunities"

An initial business combination is the deal in which a special-purpose acquisition company (SPAC) merges with or acquires an operating business to bring that business onto public markets. Think of the SPAC as an empty shell that raises money from investors, then uses that cash to buy a private company—this transaction turns the private company into a public one and often changes its ownership, valuation, and access to capital, so investors should watch for shifts in risk, future growth prospects, and shareholder rights.

Registration Statement on Form S-1 regulatory

"as described in the Registration Statement on Form S-1 (File No. 333-290458)"

A registration statement on Form S-1 is a detailed filing a company submits to the U.S. securities regulator to register new shares for public sale; it includes a plain-language prospectus, financial statements, business description and risk factors. For investors it matters because it provides the official, comprehensive blueprint of the offering — like an owner’s manual — allowing buyers to assess risks, inspect financial health and compare valuation before deciding to invest.

Understanding Insider Trading Forms →

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

OMB APPROVAL

OMB Number:			3235-0104
Estimated average burden
hours per response:			0.5

1. Name and Address of Reporting Person^*

Julien Gary M

(Last) (First) (Middle)

C/O ENERGY TRANSITION SPECIAL

OPPORTUNITIES 71 ORCHARD PL, UNIT 1

(Street)

GREENWICH CONNECTICUT 06830

(City) (State) (Zip)

UNITED STATES

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
05/14/2026

3. Issuer Name and Ticker or Trading Symbol
Energy Transition Special Opportunities [ ETSS ]

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)

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
Class B Ordinary Shares	(1)	(1)	Class A ordinary shares	25,000(1)	(1)	D

Explanation of Responses:

1. Represents Class B ordinary shares which will automatically convert into Class A ordinary shares concurrently with or immediately following the consummation of the initial business combination of Energy Transition Special Opportunities, or earlier at the option of the holder on a one-for-one basis, subject to adjustment, as described in the Registration Statement on Form S-1 (File No. 333-290458) related to the Issuer's initial public offering.

Remarks:

See Exhibit 24.1 - Power of Attorney

	/s/ Tricia Branker, as Attorney-in-Fact	05/14/2026
	** 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 Julien Gary M report owning in ETSS on this Form 3?

The filing reports beneficial ownership of 25,000 Class B ordinary shares of Energy Transition Special Opportunities. These are held directly and represent the insider’s initial disclosed position in the company’s sponsor equity structure tied to its business combination process.

How do ETSS Class B ordinary shares convert into Class A ordinary shares?

The Class B ordinary shares automatically convert into Class A ordinary shares concurrently with or immediately following the consummation of ETSS’s initial business combination, or earlier at the holder’s option, on a one-for-one basis, subject to adjustment per the company’s S-1 registration statement.

Is the Form 3 for ETSS a buy or sell transaction?

This Form 3 is not a buy or sell transaction. It is an initial statement of beneficial ownership, disclosing existing holdings of Class B ordinary shares rather than reporting a new purchase, sale, or option exercise in Energy Transition Special Opportunities.

What is the relationship between ETSS Class B shares and Class A ordinary shares?

Each Class B ordinary share is convertible into one Class A ordinary share. Conversion occurs automatically at or immediately after the initial business combination, or earlier at the holder’s option, providing a direct one-for-one economic link between the two share classes, subject to adjustment provisions.

Does the Form 3 for ETSS disclose an exercise price for the Class B shares?

The filing lists a conversion or exercise price of 0.0000 for the Class B ordinary shares into Class A ordinary shares. This reflects the typical structure of founder or sponsor shares in a SPAC, where conversion into public shares does not require additional cash payment.