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IOSP · Innospec Inc.

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$93.65 -0.11 (-0.12%)
S&P 600 member Russell 2000 member Rebalance outlook locked
Market Cap
$2.28B
Shares
24.63M

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

IOSP Latest Reported Short Interest

FINRA reported 463,878 IOSP shares sold short as of the August 14, 2026 settlement date, an increase of 8,719 shares. Days to cover was 2.39 based on FINRA's reported average daily volume.

Official FINRA short-interest data · share counts are restated for subsequent stock splits

IOSP Short Interest Forecast

Equibles' model estimates 500,422 shares sold short for the August 31, 2026 settlement, +7.9% versus the latest reported position, with a likely range of 423,810 to 595,789 shares. This model prediction uses FINRA data through August 31, 2026; FINRA's official release is expected September 10, 2026.

Model estimate

Expected Aug 31 short interest

as of Aug 31 High confidence 71% chance it rises
500,422 +7.9% vs reported
Likely range 423,810 to 595,789 The latest estimate appears in the chart below. Official release expected Sep 10. Methodology
Short Squeeze Score
46/100
Short interest 1.9% of shares — P49 Days to cover 2.4 — P42 Price vs VWAP +8.3% — P79 Short-volume trend -9.2% — P21 Short interest change +1.9% — P61 Worst FTD 0.00% of shares — P20

Peer-relative percentile rank across all stocks reporting short interest at the latest settlement date (2026-08-14). Weighted mean of the available factors (short interest 30%, days to cover 20%, price vs VWAP 15%, short-volume trend 15%, short-interest change 10%, fails-to-deliver 10%) plus catalyst boosts (price spike, volume surge, earnings within days), capped at +20 and clamped to 100.

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    • Short Interest History

    Settlement Date Current Position Previous Position Change Days to Cover
    2026-09-15 Scheduled
    FINRA publishes Sep 24
    		 — — — —
    2026-08-31 Scheduled
    FINRA publishes Sep 10
    		 — — — —
    2026-08-14 463,878 455,159 +8,719 2.39
    2026-07-31 455,159 484,889 -29,730 2.97
    2026-07-15 484,889 487,124 -2,235 3.72
    2026-06-30 487,124 408,184 +78,940 1.97
    2026-06-15 408,184 374,725 +33,459 2.16
    2026-05-29 374,725 341,197 +33,528 2.07
    2026-05-15 341,197 490,802 -149,605 1.22
    2026-04-30 490,802 460,752 +30,050 3.17
    2026-04-15 460,752 403,648 +57,104 2.15
    2026-03-31 403,648 321,014 +82,634 1.12
    2026-03-13 321,014 423,870 -102,856 1.39
    2026-02-27 423,870 383,909 +39,961 1.77
    2026-02-13 383,909 297,899 +86,010 1.96
    2026-01-30 297,899 359,671 -61,772 2.47
    2026-01-15 359,671 521,031 -161,360 2.26
    2025-12-31 521,031 427,466 +93,565 2.23
    2025-12-15 427,466 490,030 -62,564 1.51
    2025-11-28 490,030 445,524 +44,506 1.48
    2025-11-14 445,524 527,372 -81,848 2.15
    2025-10-31 527,372 579,072 -51,700 3.52
    2025-10-15 579,072 423,951 +155,121 3.10
    2025-09-30 423,951 334,515 +89,436 1.52
    2025-09-15 334,515 315,151 +19,364 2.01

    Full FINRA short interest reporting calendar

    Showing 1–23 of 23 settlements
    Key facts CIK 1054905 CUSIP 45768S105 13F (30d) 219 filings 219 filers Visit website

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