Pakistan, Oct. 23 -- The 100-index of the Pakistan Stock Exchange (PSX) witnessed a bearish trend on Wednesday, losing 793.55 points, a negative change of 0.47 percent, closing at 166,553.28 points against 167,346.83 points on the last working day. A total of 476 companies transacted their shares in the stock market; 203 recorded gains, 232 sustained losses, and 41 remained unchanged. The total trading volume was 1,568.82 million shares compared to 1,819.32 million shares the previous day, while the traded value decreased to Rs55.06 billion from Rs56.82 billion. The market capitalization declined to Rs19.21 trillion from Rs19.27 trillion. K-Electric Ltd. led the volume chart with 241.02 million shares, followed by WorldCall Telecom with 1...