Director Alex Sham reports 201,452 CLWT shares in initial Form 3

Rhea-AI Filing Summary

EURO TECH HOLDINGS CO LTD director Alex Sham filed an initial ownership report showing his stake in the company. The filing lists beneficial ownership of 201,452 common shares held directly as of the reported date, without indicating any recent purchase or sale activity.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider SHAM Alex Mr.

Role Director

Type	Security	Shares	Price	Value
holding	common share	--	--	--

Holdings After Transaction: common share — 201,452 shares (Direct)

Footnotes (1)

Key Figures

Common shares owned: 201,452 shares

1 metrics

Common shares owned 201,452 shares Direct beneficial ownership reported on Form 3

Key Terms

Form 3, beneficial ownership, common share

3 terms

Form 3 regulatory

"Director Alex Sham filed an initial ownership report"

Form 3 is the initial public filing that officers, directors and large shareholders must submit to report their ownership of a company’s securities when they become insiders. It acts like an opening inventory sheet that gives investors a starting point to see who holds significant stakes and to spot later trades or potential conflicts of interest, helping assess insider confidence and transparency.

beneficial ownership financial

"The filing lists beneficial ownership of 201,452 common shares"

Beneficial ownership means the person or entity that actually enjoys the benefits of owning shares or other assets — such as receiving dividends, voting rights, or price gains — even if the legal title is held in another name. For investors it matters because knowing who truly controls and profits from a company reveals who can influence decisions, exposes potential conflicts of interest or hidden concentration of power, and affects transparency and risk in the stock.

common share financial

"The filing lists beneficial ownership of 201,452 common shares"

A common share is a type of ownership in a company that gives the holder a claim to a portion of the company’s profits and assets. It often comes with voting rights, allowing shareholders to participate in decisions about the company’s direction. For investors, owning common shares can mean potential for growth and income, but also involves a higher level of risk compared to other types of investments.

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
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1. Name and Address of Reporting Person^*

SHAM Alex Mr.

(Last) (First) (Middle)

UNIT D, 18/F., GEE CHANG HONG CENTRE,

65 WONG CHUK HANG ROAD,

(Street)

HONG KONG 00000

(City) (State) (Zip)

HONG KONG

(Country)

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

3. Issuer Name and Ticker or Trading Symbol
EURO TECH HOLDINGS CO LTD [ CLWT ]

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)
common share	201,452	D

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

Explanation of Responses:

	Alex Sham	03/31/2026
	** 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 the CLWT Form 3 filing by Alex Sham report?

The Form 3 for CLWT reports that director Alex Sham beneficially owns 201,452 common shares. This is an initial ownership statement, establishing his direct equity position without showing any recent buying or selling activity.

How many EURO TECH (CLWT) shares does Alex Sham hold?

The filing shows that Alex Sham holds 201,452 common shares of EURO TECH HOLDINGS CO LTD. These shares are reported as being held directly, providing a clear view of his equity stake in the company at the reported time.

Is the CLWT Form 3 an indication of insider buying or selling?

No, this CLWT Form 3 does not indicate insider buying or selling. It records 201,452 common shares owned directly by director Alex Sham, serving as a baseline disclosure of his holdings rather than a report of a new transaction.

What type of security is disclosed in the CLWT Form 3 for Alex Sham?

The CLWT Form 3 discloses ownership of common shares. Director Alex Sham reports direct beneficial ownership of 201,452 common shares, with no derivative securities or option positions listed in the provided data excerpt.

Does the CLWT Form 3 show any derivative positions for Alex Sham?

The available data show no derivative securities reported for Alex Sham. The filing only lists direct ownership of 201,452 common shares, with the derivative holdings section empty in this excerpt.