XLP is trading at $82.39, down 5.42% after hours, with no corroborated sector catalyst explaining the decline.

  • Available reporting describes XLP as only slightly lower after hours; MarketWatch showed a regular-session quote of $87.00, down 0.85%.
  • Procter & Gamble reports before the market opens October 22; its results are forthcoming, not an explanation for the October 21 after-hours move.