FormFactor, Inc. FormFactor, Inc. Common StockFORM
Closing prices as of Oct 23, 2026Updated once daily after the US close — not a live quote.

$99.50

-21.03% past month

Notable price movement

  • Oct 23, 2026

    $98.51+3.66%

    Comparable semiconductor companies rose 0.49% on average, with 4 of 6 higher . FORM's 3.66% gain was therefore much larger than the cohort's move and was not matched by its peers. Volume was 0.5x the trailing 20-session average, and the session range was 8.1% of the low .

  • Oct 22, 2026

    $95.03-15.29%

    Comparable semiconductor companies fell 8.40% on average, and all 6 of them declined . The shares fell 15.29%, a larger drop than the cohort's. GlobeNewswire carried a headline about FormFactor opening a Farmers Branch manufacturing facility that day .

  • Oct 21, 2026

    $112.18+4.16%

    Comparable semiconductor companies rose 2.10% on average, with 5 of 6 advancing . FormFactor's 4.16% gain came alongside that broader move in the group and was about twice the cohort average .

  • Oct 20, 2026

    $107.70-2.23%

    Comparable semiconductor companies were roughly flat, up 0.06% on average, with 4 of 6 falling . The stock's 2.23% decline was therefore not matched by the cohort as a whole .

  • Oct 19, 2026

    $110.16+4.90%

    Comparable semiconductor companies rose 2.27% on average, with 5 of 6 advancing . FORM's 4.90% gain came alongside that cohort rise and was larger than the average .

  • Oct 16, 2026

    $105.01-7.35%

    Comparable semiconductor companies fell 5.17% on average, with all 6 of 6 declining . The company's 7.35% drop came alongside that sector-wide decline and was somewhat steeper than the group average .

  • Oct 15, 2026

    $113.34-5.32%

    Comparable semiconductor companies moved -1.25% on average, with 3 of 6 falling and 3 rising . FORM's 5.32% drop was much larger than the cohort's move, so it was not shared by the group .

Closing prices for FORM. Summaries describe past sessions only and are not advice, a forecast or a recommendation.

Prices and financial data are historical and provided for research only. Not investment advice.