About 5.71 billion shares valued at €124.49 million changed hands at TSE for the day.
Trading at TSE and Iran Fara Bourse starts on Saturday and ends on Wednesday.
Amirkabir Steel Co. was the biggest winner as its shares went up 54.06% to 13,320 rials per share, according to Financial Tribune.
Iran Argham Co. incurred the biggest loss among all TSE-listed companies and went down 12.87% to 4,497 rials per share.
Iran National Copper Industry Company was the biggest laggard behind the benchmark's fall, followed by Tamin Petroleum and Petrochemical Investment Company, and Parsian Oil and Gas Development Group.
Golgohar Mining and Industrial Complex gave the biggest boost to the benchmark index, followed by Jam Petrochemical Co., and Omid Investment Group.
The Price Index lost 789.12 points to close at 54,233.
The First Market Index was down 1,646.78 points to post 138,339.2.
The Second Market Index declined by 7,021.18 points to reach 361,703.8.
The Industry Index went down by 2,791.73 points to register 167,934.3.
The Free Float Index was down 3,150.54 points to hit 19,170.33.
The TSE 30 went down 90.02 point to settle at 9,005.8 and the TSE 50 ended 102.55 points lower to finish at 7,990.3.
> IFX Down 2.38%
Iran Fara Bourse’s main index IFX lost 51.54 points or 2.38% to close Wednesday trade at 2,114.71.
About 1.29 billion securities valued at €52.43 million were traded at the over-the-counter exchange for the day.
Bank Day had the highest number of traded shares as 121.42 million of its shares were traded.
Iran Cultural Heritage and Tourism Investment Group Company registered highest trade value as €2.04 million worth of its shares changed hands.
Pegah Fars Dairy Company, Kish Parsian Electronic Commerce, and Rail Seir Kowsar Co. registered the highest value increase.
Rishmac Production and Exports Company, Iran Cultural Heritage and Tourism Investment Group Company, and Goharan Omid Investment Company suffered the biggest decline.
Marun Petrochemical Co., Hormozgan Steel Company, and Middle East Mines Industries Development Holding Company had the most negative impact on IFX.