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CSIQ · Canadian Solar Inc. · Short Interest

Track CSIQ — free
$9.58 -0.25 (-2.54%)
Market Cap
$667.43M
Shares
67.90M
Volume · Oct 22 43.31K Avg daily vol (3M) 1.84M

Shares sold short and not yet covered, reported twice monthly. Days to cover is the reported short position divided by average daily volume.

CSIQ Latest Reported Short Interest

FINRA reported 19,852,229 CSIQ shares sold short as of the September 30, 2026 settlement date, an increase of 1,517,446 shares. Days to cover was 9.33 based on FINRA's reported average daily volume.

Official FINRA short-interest data · share counts are restated for subsequent splits of this listing

CSIQ Short Interest Forecast

Equibles' model estimates 19,981,240 shares sold short for the October 15, 2026 settlement, +0.6% versus the latest reported position, with a likely range of 18,505,286 to 21,527,293 shares. This model prediction uses FINRA data through October 15, 2026; FINRA's official release is expected October 26, 2026.

Model estimate

Expected Oct 15 short interest

as of Oct 15 Low confidence 54% chance it falls
19,981,240 +0.6% vs reported
Likely range 18,505,286 to 21,527,293 The latest estimate appears in the chart below. Official release expected Oct 26. Methodology
Short Squeeze Score
79/100
Short interest 29.2% of shares — P99 Days to cover 9.3 — P90 Price vs VWAP -24.1% — P16 Short-volume trend +12.7% — P88 Short interest change +8.3% — P69 Worst FTD 0.11% of shares — P84

Positioning score 78.9 + catalyst boost 0 (total capped at 100). This is a screening index, not a probability of a squeeze.

Method and coverage limits

Factor percentiles compare eligible primary operating-company stocks reporting short interest at the latest settlement date (2026-09-30). The weighted mean uses short interest 30%, days to cover 20%, price vs VWAP 15%, short-volume trend 15%, short-interest change 10%, and fails-to-deliver 10%. Missing factors redistribute their weight; incomplete coverage is not evidence of low risk. Price, volume, and earnings boosts add 10 each, capped at 20.

Shares outstanding are not free float. Borrow fees, utilization, lendable supply, recalls, and dealer inventory are not measured. Short-sale volume does not measure the change in open shorts; fails to deliver are not a borrow-cost measurement; price vs VWAP does not establish short sellers' entry prices. Earnings can move prices in either direction.

The weights are judgment-based, not calibrated to future squeeze outcomes. The separate options assessment below does not change this universe ranking.

Options positioning & squeeze sensitivity

Nearest expiration after today within 30 calendar days; same-day expirations and later maturities are excluded.

Open interest is incomplete, stale, or dated inconsistently; positioning totals are unavailable.

Open interest has both a buyer and a seller; it does not reveal dealer hedge direction. Gross gamma sums both calls and puts without netting and uses a local 1% price-change approximation. It measures sensitivity, not predicted buying or a squeeze probability.

Assessment prepared 2026-10-22 13:46 UTC. Options model values may come from a cached snapshot; their original computation time is not supplied. Open interest has its own effective date.

Short Interest History

Settlement Date Current Position Previous Position Change Days to Cover
2026-10-30 Scheduled
FINRA publishes Nov 10
— — — —
2026-10-15 Scheduled
FINRA publishes Oct 26
— — — —
2026-09-30 19,852,229 18,334,783 +1,517,446 9.33
2026-09-15 18,334,783 17,700,892 +633,891 10.39
2026-08-31 17,700,892 15,819,821 +1,881,071 8.67
2026-08-14 15,819,821 15,578,270 +241,551 9.76
2026-07-31 15,578,270 16,430,419 -852,149 7.48
2026-07-15 16,430,419 16,203,719 +226,700 6.79
2026-06-30 16,203,719 14,969,369 +1,234,350 5.96
2026-06-15 14,969,369 14,711,257 +258,112 5.36
2026-05-29 14,711,257 16,459,395 -1,748,138 4.70
2026-05-15 16,459,395 16,817,360 -357,965 4.36
2026-04-30 16,817,360 14,542,050 +2,275,310 5.69
2026-04-15 14,542,050 14,323,436 +218,614 7.02
2026-03-31 14,323,436 12,998,094 +1,325,342 4.57
2026-03-13 12,998,094 12,903,464 +94,630 7.12
2026-02-27 12,903,464 12,675,463 +228,001 8.01
2026-02-13 12,675,463 12,700,620 -25,157 5.73
2026-01-30 12,700,620 13,337,676 -637,056 4.46
2026-01-15 13,337,676 10,693,752 +2,643,924 2.36
2025-12-31 10,693,752 10,506,657 +187,095 3.04
2025-12-15 10,506,657 10,472,274 +34,383 2.91
2025-11-28 10,472,274 13,182,829 -2,710,555 1.62
2025-11-14 13,182,829 10,443,566 +2,739,263 1.40
2025-10-31 10,443,566 9,319,375 +1,124,191 2.98

Full FINRA short interest reporting calendar

Showing 1–23 of 23 settlements
Key facts CIK 1375877 CUSIP 136635109 13F (30d) 17 filings 17 filers Visit website Investor relations