SEC Form 4 · Updated Daily

CSIQ

— CANADIAN SOLAR INC. Ownership

Insider and institutional ownership derived from SEC Form 4 filings. Click any owner to see their holdings across every company they’ve filed on, and how their position has changed over time.

Financials Ownership

Current Reporting Owners

Owner	Role	Shares Owned	As Of	Last Activity
Qu Shawn Xiaohua	Director	13,789,130	2026-05-26	M
Zhu Xinbo	Officer	150,850	2026-05-26	M
Ruda Harry E	Director	47,201	2026-10-06	M
Templeton Lauren C	Director	25,802	2026-10-06	M
Parkin Colin	Director	12,625	2026-03-18	—
Marx Dylan	Officer	5,537	2026-05-26	M
Chen Yu (Kang)	Officer	5,257	2026-05-13	M
Qu Yuan	Director	4,621	2026-10-06	M
Wong Pauline W.	Officer	2,280	2026-03-18	—
Chang Leslie Li Hsien	Director	2,008	2026-10-06	M
Wong Andrew Luen Cheung	Director	2,008	2026-10-06	M

Recent Filings

Date	Owner	Activity	Shares	Price	Owned After
2026-10-12	Wong Andrew Luen Cheung	Grant / award (derivative)	2,716	$0.00	25,621
2026-10-12	Chang Leslie Li Hsien	Grant / award (derivative)	2,716	$0.00	25,621
2026-10-12	Ruda Harry E	Grant / award (derivative)	2,716	$0.00	25,621
2026-10-12	Templeton Lauren C	Grant / award (derivative)	2,716	$0.00	25,621
2026-10-06	Qu Yuan	Option exercise (derivative)	2,770	$0.00	5,539
2026-10-06	Qu Yuan	Tax withholding	1,133	$11.54	3,488
2026-10-06	Qu Yuan	Option exercise	2,770	$0.00	4,621
2026-10-06	Wong Andrew Luen Cheung	Option exercise (derivative)	1,203	$0.00	22,905
2026-10-06	Wong Andrew Luen Cheung	Tax withholding	5	$11.54	2,003
2026-10-06	Wong Andrew Luen Cheung	Option exercise	1,203	$0.00	2,008
2026-10-06	Ruda Harry E	Option exercise (derivative)	1,203	$0.00	22,905
2026-10-06	Ruda Harry E	Tax withholding	733	$11.54	46,468
2026-10-06	Ruda Harry E	Option exercise	1,203	$0.00	47,201
2026-10-06	Chang Leslie Li Hsien	Option exercise (derivative)	1,203	$0.00	22,905
2026-10-06	Chang Leslie Li Hsien	Tax withholding	5	$11.54	2,003
2026-10-06	Chang Leslie Li Hsien	Option exercise	1,203	$0.00	2,008
2026-10-06	Templeton Lauren C	Option exercise (derivative)	1,203	$0.00	22,905
2026-10-06	Templeton Lauren C	Tax withholding	5	$11.54	25,797
2026-10-06	Templeton Lauren C	Option exercise	1,203	$0.00	25,802
2026-07-09	Wong Pauline W.	Grant / award (derivative)	2,519	$0.00	2,519
2026-07-09	Chang Leslie Li Hsien	Grant / award (derivative)	1,949	$0.00	24,108
2026-07-09	Zhu Xinbo	Grant / award (derivative)	12,594	$0.00	35,916
2026-07-09	Parkin Colin	Grant / award (derivative)	18,892	$0.00	47,434
2026-07-09	Chen Yu (Kang)	Grant / award (derivative)	9,446	$0.00	21,392
2026-07-09	Templeton Lauren C	Grant / award (derivative)	1,949	$0.00	24,108
2026-07-09	Qu Shawn Xiaohua	Grant / award (derivative)	18,892	$0.00	54,349
2026-07-09	Ruda Harry E	Grant / award (derivative)	1,949	$0.00	24,108
2026-07-09	Wong Andrew Luen Cheung	Grant / award (derivative)	1,949	$0.00	24,108
2026-07-02	Chang Leslie Li Hsien	Option exercise (derivative)	809	$0.00	22,159
2026-07-02	Chang Leslie Li Hsien	Tax withholding	4	$15.69	805
2026-07-02	Chang Leslie Li Hsien	Option exercise	809	$0.00	809
2026-07-02	Ruda Harry E	Option exercise (derivative)	809	$0.00	22,159
2026-07-02	Ruda Harry E	Tax withholding	493	$15.69	45,998
2026-07-02	Ruda Harry E	Option exercise	809	$0.00	46,491
2026-07-02	Templeton Lauren C	Option exercise (derivative)	809	$0.00	22,159
2026-07-02	Templeton Lauren C	Tax withholding	4	$15.69	24,599
2026-07-02	Templeton Lauren C	Option exercise	809	$0.00	24,603
2026-07-02	Wong Andrew Luen Cheung	Option exercise (derivative)	809	$0.00	22,159
2026-07-02	Wong Andrew Luen Cheung	Tax withholding	4	$15.69	805
2026-07-02	Wong Andrew Luen Cheung	Option exercise	809	$0.00	809

Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.