Canadian Solar (CSIQ) COO Marx Dylan details Common Share and RSU stake

Rhea-AI Filing Summary

Canadian Solar Inc. Chief Operating Officer Marx Dylan reported his initial equity holdings. He directly holds 1,110 Common Shares and Restricted Share Units (RSUs) tied to 17,744 underlying Common Shares. The RSUs include 1,028 unvested units vesting on May 23, 2026 and 1,264 unvested units vesting in two equal annual installments beginning on May 23, 2026.

The position also includes 4,582 unvested RSUs vesting in three approximately equal annual installments beginning on May 20, 2026 and 10,870 unvested RSUs vesting in four approximately equal annual installments beginning on May 12, 2026. Each RSU represents a contingent right to receive one Common Share upon vesting.

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^*

Marx Dylan

(Last) (First) (Middle)

C/O CANADIAN SOLAR INC.

4273 KING STREET EAST, SUITE 102

(Street)

KITCHENER N2P 2E9

(City) (State) (Zip)

ONTARIO, CANADA

(Country)

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

3. Issuer Name and Ticker or Trading Symbol
Canadian Solar Inc. [ CSIQ ]

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)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Operating 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)
Common Share	1,110	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
Restricted Share Unit	(1)	(1)	Common Share	17,744	(2)	D

Explanation of Responses:

1. Includes (i) 1,028 unvested RSUs, which will vest on May 23, 2026; (ii) 1,264 unvested RSUs, which will vest in two equal annual installments beginning on May 23, 2026; (iii) 4,582 unvested RSUs, which will vest in three approximately equal annual installments beginning on May 20, 2026, and (iv) 10,870 unvested RSUs, which will vest in four approximately equal annual installments beginning on May 12, 2026.

2. Each RSU represents a contingent right to receive one share of the Issuer's Common Share upon vesting.

	/s/ Dylan Marx	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.
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* Form 3: SEC 1473 (03-26)

FAQ

What insider position did Canadian Solar (CSIQ) COO Marx Dylan report on this Form 3?

Marx Dylan, Chief Operating Officer of Canadian Solar, reported direct ownership of 1,110 Common Shares and RSUs linked to 17,744 underlying Common Shares. This filing establishes his baseline equity position as an executive officer of the company.

How many Restricted Share Units does Canadian Solar (CSIQ) COO Marx Dylan hold and what do they represent?

Marx Dylan holds RSUs tied to 17,744 underlying Common Shares. Each RSU represents a contingent right to receive one Common Share upon vesting, aligning his compensation with future company performance through time-based vesting schedules.

What are the key vesting dates for Marx Dylan’s Canadian Solar (CSIQ) RSU awards?

His RSUs vest in tranches beginning on May 12, 2026, May 20, 2026, and May 23, 2026. Different grants vest in approximately equal annual installments over two, three, or four years from these respective starting dates.

How are Marx Dylan’s unvested RSUs at Canadian Solar (CSIQ) structured by grant size?

The unvested RSUs include 1,028 units vesting on May 23, 2026; 1,264 units vesting in two annual installments from May 23, 2026; 4,582 units vesting in three installments from May 20, 2026; and 10,870 units vesting in four installments from May 12, 2026.

Does Canadian Solar (CSIQ) COO Marx Dylan hold his reported shares directly or indirectly?

All reported holdings are classified as direct ownership. The Form 3 identifies 1,110 directly held Common Shares and RSUs tied to 17,744 underlying Common Shares, with no indication of indirect ownership through trusts or related entities.