Update : Nov. 21, 2011
(1) Customer A bought one (1) TOPIX futures contract at 1,600 points through Trading Participant B.
*Customer A deposited margin with Trading Participant B.
(2) The price of TOPIX futures rose to 1,700 points.
(3) Customer A closed his long position by selling one TOPIX futures contract at 1,700 points.
(4) Recognized profit = 10,000 yen × (1,700-1,600) × 1 = 1,000,000 yen.
Note: Brokerage commissions and tax are not included.

(1) Customer A sold one (1) TOPIX futures contract at 1,600 points through Trading Participant B.
*Customer A deposited a margin with Trading Participant B.
(2) After the last trading day, the TOPIX special settlement price was 1,625.20 points.
(3) Customer A's short position was then settled in cash at the special settlement price.
(4) Recognized loss = 10,000 yen × (1,600-1,625.20) × 1 = 252,000 yen.
Note: Brokerage commissions and taxes are not included.
