allocation notice meaning

• [Finance]
  An official notification from an options clearing firm to the writer of an option that the current option holder has exercised and, therefore, the writer must produce the underlying security. This may require the option's writer to purchase or sell securities on the open market to fulfill the contractual obligation.

• "allocation notice" meaning in Chinese: 调拨通知单
• "allocation notice" meaning in Russian: фин. = allocation letter