Canadian Solar (CSIQ) Stock: Why It's Up Today
Updated Oct 20, 2026, 1:16 PM ET · intraday price
- Trading at $9.90 as of 1:16 PM ET, +3.46% vs the prior close of $9.57.
- Volume 639.74K shares, 0.3x its 50-day average (light).
- No new SEC filings since the prior session.
- No new insider buys or sales reported since the prior session.
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CSIQ jumps 3.5% to $9.90. Trading at $9.90 (intraday, 1:16 PM ET), +3.46% vs the prior close of $9.57. Day range $9.49–$10.05, opened at $9.50.
CSIQ daily analysis — what happened
A plain-English, data-only note for every US trading day (today's note updates every 2 hours while the market is open). Newest first; older days stay archived below.
Oct 20, 2026 — CSIQ jumps 3.5% to $9.90
- Trading at $9.90 (intraday, 1:16 PM ET), +3.46% vs the prior close of $9.57. Day range $9.49–$10.05, opened at $9.50.
- Volume was 639.74K shares, 0.3x its 50-day average of 1.83M — lighter than usual.
- Price is -20.9% vs its 50-day average ($12.51) and -37.6% vs its 200-day average ($15.87).
- 52-week range $9.30–$34.59; the current price sits at 2% of that range, 71.4% below the 52-week high.
Oct 19, 2026 — CSIQ dips 2.4% to $9.57, a 52-week low
- Closed at $9.57, -2.45% vs the prior close of $9.81. Day range $9.30–$9.91, opened at $9.90.
- Volume was 1.91M shares, 1.0x its 50-day average of 1.83M.
- Price is -24.2% vs its 50-day average ($12.62) and -40.0% vs its 200-day average ($15.95).
- 52-week range $9.30–$34.59; today's close sits at 1% of that range, 72.3% below the 52-week high.
Oct 16, 2026 — CSIQ slides 7.2% to $9.81, a 52-week low
- Closed at $9.81, -7.19% vs the prior close of $10.57. Day range $9.76–$10.55, opened at $10.55.
- Volume was 2.65M shares, 1.5x its 50-day average of 1.82M.
- Price is -23.1% vs its 50-day average ($12.75) and -38.8% vs its 200-day average ($16.02).
- 52-week range $9.76–$34.59; today's close sits at 0% of that range, 71.6% below the 52-week high.
Oct 15, 2026 — CSIQ rises 2.3% to $10.57
- Closed at $10.57, +2.32% vs the prior close of $10.33. Day range $9.95–$10.62, opened at $10.12.
- Volume was 1.71M shares, 0.9x its 50-day average of 1.82M.
- Price is -17.8% vs its 50-day average ($12.86) and -34.3% vs its 200-day average ($16.09).
- 52-week range $9.95–$34.59; today's close sits at 3% of that range, 69.4% below the 52-week high.
Oct 14, 2026 — CSIQ slides 7.9% to $10.33, a 52-week low
- Closed at $10.33, -7.85% vs the prior close of $11.21. Day range $10.30–$10.88, opened at $10.88.
- Volume was 1.97M shares, 1.1x its 50-day average of 1.82M.
- Price is -20.3% vs its 50-day average ($12.96) and -36.1% vs its 200-day average ($16.16).
- 52-week range $10.30–$34.59; today's close sits at 0% of that range, 70.1% below the 52-week high.
Oct 13, 2026 — CSIQ rises 1.5% to $11.21
- Closed at $11.21, +1.54% vs the prior close of $11.04. Day range $10.75–$11.29, opened at $11.04.
- Volume was 1.32M shares, 0.7x its 50-day average of 1.83M.
- Price is -14.3% vs its 50-day average ($13.08) and -30.9% vs its 200-day average ($16.23).
- 52-week range $10.34–$34.59; today's close sits at 4% of that range, 67.6% below the 52-week high.
Oct 12, 2026 — CSIQ dips 3.0% to $11.04
- Closed at $11.04, -2.99% vs the prior close of $11.38. Day range $10.91–$11.35, opened at $11.17.
- Volume was 1.28M shares, 0.7x its 50-day average of 1.84M.
- Price is -16.2% vs its 50-day average ($13.17) and -32.2% vs its 200-day average ($16.29).
- 52-week range $10.34–$34.59; today's close sits at 3% of that range, 68.1% below the 52-week high.
Oct 9, 2026 — CSIQ jumps 3.3% to $11.38
- Closed at $11.38, +3.27% vs the prior close of $11.02. Day range $10.91–$11.42, opened at $11.09.
- Volume was 1.59M shares, 0.9x its 50-day average of 1.85M.
- Price is -14.1% vs its 50-day average ($13.25) and -30.4% vs its 200-day average ($16.36).
- 52-week range $10.34–$34.59; today's close sits at 4% of that range, 67.1% below the 52-week high.
Oct 8, 2026 — CSIQ dips 2.0% to $11.02
- Closed at $11.02, -2.04% vs the prior close of $11.25. Day range $10.60–$11.32, opened at $11.23.
- Volume was 1.89M shares, 1.0x its 50-day average of 1.85M.
- Price is -17.2% vs its 50-day average ($13.32) and -33.0% vs its 200-day average ($16.44).
- 52-week range $10.34–$34.59; today's close sits at 3% of that range, 68.1% below the 52-week high.
Oct 7, 2026 — CSIQ dips 2.5% to $11.25
- Closed at $11.25, -2.51% vs the prior close of $11.54. Day range $11.01–$11.28, opened at $11.16.
- Volume was 1.26M shares, 0.7x its 50-day average of 1.86M.
- Price is -15.9% vs its 50-day average ($13.37) and -31.8% vs its 200-day average ($16.50).
- 52-week range $10.34–$34.59; today's close sits at 4% of that range, 67.5% below the 52-week high.
Oct 6, 2026 — CSIQ jumps 3.1% to $11.54
- Closed at $11.54, +3.13% vs the prior close of $11.19. Day range $11.30–$11.68, opened at $11.39.
- Volume was 1.18M shares, 0.6x its 50-day average of 1.89M.
- Price is -14.0% vs its 50-day average ($13.42) and -30.3% vs its 200-day average ($16.57).
- 52-week range $10.34–$34.59; today's close sits at 5% of that range, 66.6% below the 52-week high.
Oct 5, 2026 — CSIQ ends flat (+0.0%) to $11.19, 4 down days in a row
- Closed at $11.19, +0.00% vs the prior close of $11.19. Day range $10.88–$11.20, opened at $11.19.
- Volume was 1.11M shares, 0.6x its 50-day average of 1.92M — lighter than usual.
- Price is -16.9% vs its 50-day average ($13.46) and -32.7% vs its 200-day average ($16.63).
- 52-week range $10.34–$34.59; today's close sits at 4% of that range, 67.6% below the 52-week high.
- That makes 4 straight losses.
Oct 2, 2026 — CSIQ dips 0.7% to $11.19, 3 down days in a row
- Closed at $11.19, -0.71% vs the prior close of $11.27. Day range $11.17–$11.69, opened at $11.62.
- Volume was 1.17M shares, 0.6x its 50-day average of 1.93M.
- Price is -17.2% vs its 50-day average ($13.51) and -32.9% vs its 200-day average ($16.69).
- 52-week range $10.34–$34.59; today's close sits at 4% of that range, 67.6% below the 52-week high.
- That makes 3 straight losses.
CSIQ bull case vs bear case (from the data)
- No clear positive signal in the price trend, filings or insider data right now.
- Price is -20.9% vs its 50-day average — short-term trend is down.
- Price is -37.6% vs its 200-day average — below the long-term trend line.
- Insider selling outweighs buying: 8 sales vs 0 open-market buys among the 8 most recent reported insider trades (Form 4, last 12 months).
- High volatility: average daily move of 3.2% over 20 sessions.
CSIQ latest news & SEC filings
Every SEC filing by or about CSIQ in the last 120 days, explained in plain English. Updated daily, with a same-day refresh for new filings.
Oct 14, 2026 · Form 4 — Insider trade
Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings
Insider holdings update with no common-stock transactions in the table (often options or derivative awards only).
Oct 14, 2026 · Form 4 — Insider trade
Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings
Insider holdings update with no common-stock transactions in the table (often options or derivative awards only).
Oct 14, 2026 · Form 4 — Insider trade
Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings
Insider holdings update with no common-stock transactions in the table (often options or derivative awards only).
Oct 14, 2026 · Form 4 — Insider trade
Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings
Insider holdings update with no common-stock transactions in the table (often options or derivative awards only).
Oct 7, 2026 · Form 4 — Insider trade
Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings
- Templeton Lauren C converted options/RSUs into 1,203 shares on Oct 6, 2026; now holds 25,802
- Templeton Lauren C had withheld for taxes 5 shares at $11.54 (≈$58) on Oct 6, 2026; now holds 25,797
Open-market purchases (P) and sales (S) are shown in colour; awards, exercises and tax withholding are routine pay-related moves. Many sales are pre-planned under 10b5-1 plans.
Oct 7, 2026 · Form 4 — Insider trade
Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings
- Chang Leslie Li Hsien converted options/RSUs into 1,203 shares on Oct 6, 2026; now holds 2,008
- Chang Leslie Li Hsien had withheld for taxes 5 shares at $11.54 (≈$58) on Oct 6, 2026; now holds 2,003
Open-market purchases (P) and sales (S) are shown in colour; awards, exercises and tax withholding are routine pay-related moves. Many sales are pre-planned under 10b5-1 plans.
Sep 21, 2026 · Form S-8 — Employee share plan registration
Registration of shares for employee stock plans (S-8)
Aug 27, 2026 · Form 6-K — Report from a foreign company (6-K)
Report from a foreign company (6-K) — news it published at home
Aug 13, 2026 · Form 6-K — Report from a foreign company (6-K)
Report from a foreign company (6-K) — news it published at home
Jul 27, 2026 · Form SCHEDULE 13G — Passive stake (13G)
Passive stake (13G) — an investor reported owning more than 5%
Filed by an outside investor (not the company). It reports a holding of more than 5% of a share class; percentage and holder name are in the filing.
Jul 23, 2026 · Form SCHEDULE 13G/A — Update to a passive 5%+ stake (13G)
Update to a passive 5%+ stake (13G)
Filed by an outside investor (not the company). It reports a holding of more than 5% of a share class; percentage and holder name are in the filing.
Jul 23, 2026 · Form 6-K — Report from a foreign company (6-K)
Report from a foreign company (6-K) — news it published at home
Jul 6, 2026 · Form 6-K — Report from a foreign company (6-K)
Report from a foreign company (6-K) — news it published at home
Jul 2, 2026 · Form 6-K — Report from a foreign company (6-K)
Report from a foreign company (6-K) — news it published at home
Things to know before you trade CSIQ
- How much it moves: over the last 20 sessions the average daily move was 3.24% (largest 10.8%). That is a volatile stock.
- Liquidity: about 1.74M shares (≈$17.22M) trade per day on average.
- 52-week position: $9.90 vs a range of $9.30–$34.59 (2% of the range).
- Dividends: no cash dividends in the last 2 years.
- Splits: none in the last 2 years.
- Insider trades (Form 4, last 12 months, recent 25 shown): 0 open-market buys, 8 sales; latest: Leslie Li Hsien Chang sold 1,767 shares on May 26, 2026.
- Latest filings: 6-K Aug 27, 2026; 6-K Aug 13, 2026; 6-K Jul 23, 2026.
- Listing: Nasdaq · industry: Semiconductors & Related Devices.
CSIQ market data (last 20 sessions)
| Date | Open | High | Low | Close | Volume |
|---|---|---|---|---|---|
| Oct 20, 2026 | 9.50 | 10.05 | 9.49 | 9.90 | 639.74K |
| Oct 19, 2026 | 9.83 | 9.91 | 9.30 | 9.57 | 1.93M |
| Oct 16, 2026 | 10.55 | 10.55 | 9.76 | 9.81 | 2.66M |
| Oct 15, 2026 | 10.12 | 10.62 | 9.95 | 10.57 | 1.71M |
| Oct 14, 2026 | 10.88 | 10.88 | 10.30 | 10.33 | 1.97M |
| Oct 13, 2026 | 11.04 | 11.29 | 10.75 | 11.21 | 1.32M |
| Oct 12, 2026 | 11.17 | 11.35 | 10.91 | 11.04 | 1.28M |
| Oct 9, 2026 | 11.09 | 11.42 | 10.91 | 11.38 | 1.59M |
| Oct 8, 2026 | 11.23 | 11.32 | 10.60 | 11.02 | 1.89M |
| Oct 7, 2026 | 11.16 | 11.28 | 11.01 | 11.25 | 1.26M |
| Oct 6, 2026 | 11.39 | 11.68 | 11.30 | 11.54 | 1.18M |
| Oct 5, 2026 | 11.19 | 11.20 | 10.88 | 11.19 | 1.11M |
| Oct 2, 2026 | 11.62 | 11.69 | 11.17 | 11.19 | 1.17M |
| Oct 1, 2026 | 11.39 | 11.58 | 10.95 | 11.27 | 1.50M |
| Sep 30, 2026 | 11.54 | 11.69 | 11.04 | 11.52 | 1.95M |
| Sep 29, 2026 | 10.57 | 11.75 | 10.35 | 11.55 | 3.59M |
| Sep 28, 2026 | 10.70 | 10.79 | 10.34 | 10.42 | 1.68M |
| Sep 25, 2026 | 11.09 | 11.16 | 10.71 | 10.80 | 2.01M |
| Sep 24, 2026 | 11.17 | 11.17 | 10.70 | 10.95 | 2.76M |
| Sep 23, 2026 | 11.66 | 11.71 | 11.17 | 11.34 | 1.59M |
About Canadian Solar
Canadian Solar (CSIQ) is listed on the Nasdaq and classified by the SEC under “Semiconductors & Related Devices”. Its business address is in KITCHENER, Ontario, Canada. State of incorporation: Ontario, Canada. Fiscal year ends December 31. SEC CIK 1375877.
CSIQ board of directors & executives
From SEC Form 3/4/5 insider filings made in the last 12 months (date = latest filing).
Directors
| Name | Role | Latest filing |
|---|---|---|
| Leslie Li Hsien Chang | Director | Jul 13, 2026 |
| Colin Parkin | Chief Executive Officer | Jul 13, 2026 |
| Shawn Xiaohua Qu | Chief Technology Officer | Jul 14, 2026 |
| Yuan Qu | Director | Mar 18, 2026 |
| Harry E Ruda | Director | Jul 14, 2026 |
| Lauren C Templeton | Director | Jul 13, 2026 |
| Andrew Luen Cheung Wong | Director | Jul 14, 2026 |
Executive officers
| Name | Title | Latest filing |
|---|---|---|
| Yu (Kang) Chen | Lead General Counsel | Jul 13, 2026 |
| Dylan Marx | Chief Operating Officer | May 28, 2026 |
| Colin Parkin | Chief Executive Officer | Jul 13, 2026 |
| Shawn Xiaohua Qu | Chief Technology Officer | Jul 14, 2026 |
| Pauline W. Wong | Corporate Secretary | Jul 13, 2026 |
| Xinbo Zhu | Chief Financial Officer | Jul 13, 2026 |
Recent insider buys & sales
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| May 26, 2026 | Leslie Li Hsien Chang | Sale | 1,767 | $19.45 |
| May 26, 2026 | Leslie Li Hsien Chang | Sale | 1,767 | $19.45 |
| May 26, 2026 | Leslie Li Hsien Chang | Sale | 1,767 | $19.45 |
| May 26, 2026 | Leslie Li Hsien Chang | Sale | 1,767 | $19.45 |
| May 19, 2026 | Andrew Luen Cheung Wong | Sale | 1,752 | $16.33 |
| May 19, 2026 | Andrew Luen Cheung Wong | Sale | 1,752 | $16.33 |
| May 19, 2026 | Andrew Luen Cheung Wong | Sale | 1,752 | $16.33 |
| May 19, 2026 | Andrew Luen Cheung Wong | Sale | 1,752 | $16.33 |
CSIQ financials (annual, from XBRL filings)
| Fiscal year end | Revenue | Net income | Diluted EPS | Operating cash flow |
|---|---|---|---|---|
| No annual XBRL figures available (foreign filers often report on Form 20-F). | ||||
Latest balance sheet: total assets $—, total liabilities $—, cash $—.
CSIQ earnings / results-day log
| Date | Filing | Close that day |
|---|---|---|
| No 8-K earnings releases in recent filings. | ||
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Information only, not investment advice. BuyMeWhiskey is not a registered investment adviser or broker-dealer; nothing here is a recommendation to buy, sell or hold any security, and there are no price targets. Data comes from SEC EDGAR filings and public end-of-day market data and may be delayed or contain errors. Verify with the company's filings before making decisions. Prices: intraday data as of Oct 20, 2026, 1:16 PM ET. Filings: SEC EDGAR. Refreshed every 2 hours during US market hours.