CEO of CDT Environmental (CDTG) reports 4,574,562 shares held indirectly

Filing Impact

(Neutral)

Filing Sentiment

(Neutral)

Form Type

Rhea-AI Filing Summary

CDT Environmental Technology Investment Holdings Ltd director and Chief Executive Officer Yunwu Li filed an initial Form 3 reporting beneficial ownership of Class A Ordinary Shares. The filing shows indirect ownership of 4,574,562 Class A Ordinary Shares, held through CDT Environmental Technology Holdings Limited, with no new buy or sell transactions reported.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Yunwu Li

Role Chief Executive Officer

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

Holdings After Transaction: Class A Ordinary Shares — 4,574,562 shares (Indirect, By CDT Environmental Technology Holdings Limited)

Footnotes (1)

Key Figures

Indirectly owned shares: 4,574,562 Class A Ordinary Shares

1 metrics

Indirectly owned shares 4,574,562 Class A Ordinary Shares Beneficial ownership reported on Form 3

Key Terms

Form 3, Class A Ordinary Shares, indirect

3 terms

Form 3 regulatory

"INSIDER FILING DATA (Form 3):"

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.

Class A Ordinary Shares financial

"security_title": "Class A Ordinary Shares""

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.

indirect financial

""ownership_type": "indirect""

Understanding Insider Trading Forms →

04/09/2026 - 09:28 AM

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^*

Yunwu Li

(Last)

(First)

(Middle)

C1, 4TH FLOOR, BUILDING 1,

FINANCIAL BASE, NO. 8 KEFA ROAD, NANSHAN

(Street)

SHENZHEN

GUANGDONG

518057

(City)

(State)

(Zip)

CHINA

(Country)

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

3. Issuer Name and Ticker or Trading Symbol
CDT Environmental Technology Investment Holdings Ltd [ CDTG ]

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

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)
Class A Ordinary Shares	4,574,562	I	By CDT Environmental Technology Holdings Limited

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)
1. Title of Derivative Security (Instr. 4)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	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)

Explanation of Responses:

Remarks:

Yunwu Li is the sole director of CDT Environmental Technology Holdings Limited and may be deemed to hold voting and dispositive power over the Class A Ordinary Shares held by CDT Environmental Technology Holdings Limited.

	/s/ Yunwu Li	04/09/2026
	** 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)

Source: View Original Filing on SEC EDGAR

FAQ

What does the CDTG Form 3 filing by Yunwu Li report?

The Form 3 reports Yunwu Li’s initial beneficial ownership in CDTG. It shows indirect control of 4,574,562 Class A Ordinary Shares held through CDT Environmental Technology Holdings Limited, without disclosing any recent purchase or sale transactions.

How many CDTG shares does CEO Yunwu Li indirectly own?

The filing shows indirect ownership of 4,574,562 Class A Ordinary Shares. These shares are held through CDT Environmental Technology Holdings Limited, indicating a significant stake associated with the company’s Chief Executive Officer and director role.

Is the CDTG Form 3 an insider buy or sell transaction?

The Form 3 does not report a buy or sell transaction. It is an initial ownership statement showing existing indirect holdings of 4,574,562 Class A Ordinary Shares, rather than documenting a new trade in CDTG stock.

How are Yunwu Li’s CDTG shares held according to the filing?

The shares are reported as indirectly owned, described as held "By CDT Environmental Technology Holdings Limited." This means the stake is recorded through that entity rather than directly in Yunwu Li’s personal name.

Why is Yunwu Li considered a 10% owner of CDTG?

The Form 3 marks Yunwu Li as a ten percent owner. The reported indirect holding of 4,574,562 Class A Ordinary Shares appears large enough to cross key ownership thresholds, triggering this regulatory reporting status alongside his director and CEO roles.