SEC Form 4 · Updated Daily
CSIQ
— CANADIAN SOLAR INC. OwnershipInsider 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.
Current Reporting Owners
| Owner | Role | Shares Owned | As Of | Last Activity |
|---|---|---|---|---|
| Qu Shawn Xiaohua | Director | 13,789,124 | 2026-05-26 | F |
| Zhu Xinbo | Officer | 150,844 | 2026-05-26 | F |
| Ruda Harry E | Director | 45,998 | 2026-07-02 | F |
| Templeton Lauren C | Director | 24,599 | 2026-07-02 | F |
| Marx Dylan | Officer | 4,554 | 2026-05-26 | F |
| Chen Yu (Kang) | Officer | 4,359 | 2026-05-13 | F |
| Chang Leslie Li Hsien | Director | 805 | 2026-07-02 | F |
| Wong Andrew Luen Cheung | Director | 805 | 2026-07-02 | F |
Recent Filings
| Date | Owner | Activity | Shares | Price | Owned After |
|---|---|---|---|---|---|
| 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 |
| 2026-05-26 | Chang Leslie Li Hsien | Open-market sale | 1,767 | $19.45 | 0 |
| 2026-05-26 | Qu Shawn Xiaohua | Option exercise (derivative) | 4,980 | $0.00 | 35,457 |
| 2026-05-26 | Qu Shawn Xiaohua | Tax withholding | 6 | $19.45 | 13,789,124 |
| 2026-05-26 | Qu Shawn Xiaohua | Option exercise | 4,980 | $0.00 | 13,789,130 |
| 2026-05-26 | Zhu Xinbo | Option exercise (derivative) | 2,490 | $0.00 | 23,322 |
| 2026-05-26 | Zhu Xinbo | Tax withholding | 6 | $19.45 | 150,844 |
| 2026-05-26 | Zhu Xinbo | Option exercise | 2,490 | $0.00 | 150,850 |
| 2026-05-26 | Marx Dylan | Option exercise (derivative) | 1,660 | $0.00 | 11,840 |
| 2026-05-26 | Marx Dylan | Tax withholding | 983 | $19.45 | 4,554 |
| 2026-05-26 | Marx Dylan | Option exercise | 1,660 | $0.00 | 5,537 |
| 2026-05-21 | Marx Dylan | Option exercise (derivative) | 1,527 | $0.00 | 13,500 |
| 2026-05-21 | Marx Dylan | Tax withholding | 903 | $16.34 | 2,847 |
| 2026-05-21 | Marx Dylan | Option exercise | 1,527 | $0.00 | 3,750 |
| 2026-05-21 | Zhu Xinbo | Option exercise (derivative) | 3,054 | $0.00 | 25,812 |
| 2026-05-21 | Zhu Xinbo | Tax withholding | 3 | $16.34 | 148,360 |
| 2026-05-21 | Zhu Xinbo | Option exercise | 3,054 | $0.00 | 148,363 |
| 2026-05-21 | Qu Shawn Xiaohua | Option exercise (derivative) | 4,582 | $0.00 | 40,437 |
| 2026-05-21 | Qu Shawn Xiaohua | Tax withholding | 3 | $16.34 | 13,784,150 |
| 2026-05-21 | Qu Shawn Xiaohua | Option exercise | 4,582 | $0.00 | 13,784,153 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.