Canadian Solar CFO exercises 2,490 RSUs

Canadian Solar Inc. Chief Financial Officer Xinbo Zhu reported routine equity compensation activity involving restricted share units.

Rhea-AI Filing Summary

Canadian Solar Inc. Chief Financial Officer Xinbo Zhu reported routine equity compensation activity involving restricted share units. On May 26, 2026, he exercised RSUs corresponding to 2,490 shares of Common Stock at a conversion price of $0.00 per share, increasing his direct share ownership. On the same date, 6 shares of Common Stock were disposed of at $19.4516 per share to satisfy tax obligations, rather than through an open-market sale. Following these transactions, Zhu directly holds 150,844 shares of Common Stock. His RSU position reflected 23,322 Restricted Share Units after the derivative transaction, and the RSUs involved have no expiration date.

Insider Trade Summary

2,490 shares exercised/converted

Exercise 3 txns

Insider Zhu Xinbo

Role Chief Financial Officer

Type	Security	Shares	Price	Value
Exercise	Restricted Share Units	2,490	$0.00	$0.00
Exercise	Common Stock	2,490	$0.00	$0.00
Exercise Price or Tax Liability	Common Stock	6	$19.4516	$116.71

Holdings After Transaction: Restricted Share Units — 23,322 contracts (Direct); Common Stock — 150,844 shares (Direct)

Footnotes (1)

1. F1. These RSUs have no expiration date.

Key Figures

RSU shares exercised: 2,490 shares Tax-withholding shares: 6 shares Tax-withholding price: $19.4516 per share +3 more

6 metrics

RSU shares exercised 2,490 shares Common Stock from RSU exercise on May 26, 2026

Tax-withholding shares 6 shares Disposed at $19.4516 per share to cover taxes

Tax-withholding price $19.4516 per share Price per share for 6-share tax disposition

Conversion price $0.00 per share RSU conversion into Common Stock

Common shares after transaction 150,844 shares Direct Common Stock holdings post-transaction

RSUs after transaction 23,322 units Restricted Share Units outstanding after exercise

Key Terms

Restricted Share Units, tax-withholding disposition, derivative security

3 terms

Restricted Share Units financial

"The security title is listed as "Restricted Share Units" for one transaction."

Restricted share units (RSUs) are a promise from a company to give an employee or service provider actual shares or cash equal to the shares after certain conditions are met, typically staying with the company for a set time or hitting performance targets. Think of them like a time-locked gift card that becomes usable only after you’ve earned it. For investors, RSUs matter because they align employee incentives with company performance and can increase the number of shares outstanding over time, diluting existing ownership and affecting earnings per share.

tax-withholding disposition financial

"The transaction_action field describes an F-code event as "tax-withholding disposition"."

A tax-withholding disposition is an event or transaction—such as selling or transferring securities, exercising options, or receiving compensation—that triggers a requirement to hold back part of the payment and remit it to tax authorities. It matters to investors because it reduces the cash they receive immediately and can change the timing and amount of taxable income, like a cashier taking a portion of your sale proceeds to pay taxes before you get the rest.

derivative security financial

"The M-code description notes "Exercise or conversion of derivative security"."

A derivative security is a financial contract whose value comes from the price or performance of something else, such as a stock, bond, commodity, or market index. For investors it acts like an insurance policy or a wager: it can be used to protect against losses, lock in prices, or amplify gains and losses, so it can change a portfolio’s risk and potential return without owning the underlying asset directly.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transactions did Canadian Solar (CSIQ) report for its CFO?

Canadian Solar’s CFO Xinbo Zhu exercised restricted share units into 2,490 shares of Common Stock and had 6 shares disposed of to cover tax obligations. These moves are part of routine equity compensation, not open-market buying or selling.

Did the Canadian Solar (CSIQ) CFO sell shares on the open market?

No, the Form 4 shows a tax-withholding disposition of 6 shares, not an open-market sale. The shares were used to satisfy tax liabilities related to RSU vesting, a common administrative step in equity compensation programs.

How many Canadian Solar (CSIQ) shares did the CFO acquire through RSUs?

The CFO acquired 2,490 shares of Common Stock by exercising Restricted Share Units at a conversion price of $0.00 per share. This reflects RSUs vesting into actual shares as part of his compensation package.

What is the Canadian Solar (CSIQ) CFO’s share ownership after these transactions?

After the reported transactions, the CFO directly holds 150,844 shares of Common Stock. This figure represents his direct post-transaction equity stake reported in the filing and helps investors gauge the scale of the activity versus his overall holdings.

What happened to the Canadian Solar (CSIQ) CFO’s Restricted Share Units?

The CFO exercised RSUs covering 2,490 shares, and the RSU account reflected 23,322 Restricted Share Units following the transaction. A footnote states these RSUs have no expiration date, meaning they remain outstanding until vested or settled.

Is the Canadian Solar (CSIQ) CFO Form 4 a strong insider signal for investors?

The Form 4 mainly records routine equity compensation: RSU vesting, exercise at $0.00, and minimal tax withholding. Such administrative transactions generally carry limited signaling value about the CFO’s view of Canadian Solar’s future prospects.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 05/28/2026 - 06:10 AM EDT Learn about SEC filing dates

SEC Form 4

FORM 4

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

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

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:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Zhu Xinbo

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

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/26/2026

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

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

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

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	05/26/2026		M		2,490	A	$0.00	150,850	D
Common Stock	05/26/2026		F		6	D	$19.4516	150,844	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Restricted Share Units	$0.00	05/26/2026		M			2,490	05/23/2026	(1)	Common Stock	2,490	$0.00	23,322	D

Explanation of Responses:

1. These RSUs have no expiration date.

	/s/ Xinbo Zhu	05/28/2026
	** 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 4 (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 4: SEC 1474 (03-26)