• Oct 23, 2026

  $150.95+0.16%

• Oct 22, 2026

  $150.71-11.51%

  The broad market, measured by the S&P 500 ETF (SPY), fell 1.18% on the session, while this company fell 11.51%, so the drop was far larger than the market's and was not shared by it [1]. Volume was 2.0x the trailing 20-session average, and the session traded between 149.25 and 163.39 [2].

  • 1Broad market
  • 2Market data

• Oct 21, 2026

  $170.32+3.26%

  The stock rose 3.26% while the S&P 500 ETF (SPY) moved +0.53% the same session, so the gain was well above the broad market's move [1].

  • 1Broad market

• Oct 20, 2026

  $164.94-0.49%

• Oct 19, 2026

  $165.76+0.38%

• Oct 16, 2026

  $165.14-3.33%

  The stock fell 3.33%, while the S&P 500 ETF (SPY) fell 1.11% the same session [1]. The move was larger than the broad market's decline and was not fully shared by it. Volume was 2.0x the trailing 20-session average [2].

  • 1Broad market
  • 2Market data

• Oct 15, 2026

  $170.82+0.76%

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

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