About 679 million shares valued at $52.29 million changed hands for the day.
Trading at TSE and Iran Fara Bourse starts on Saturday and ends on Wednesday.
Motorsazan Company incurred the biggest loss among all TSE-listed companies, as it went down 4.99% to 5,955 rials per share, Financial Tribune reported.
Pars Tile Company was the biggest riser, going up 4.99% to 7,192 rials per share.
Pardis Petrochemical Company weighed the most on TEDPIX, followed by Khouzestan Steel Company and Mobarakeh Steel Company.
Fajr Petrochemical Company gave the biggest boost to the benchmark, followed by Omid Investment Group and Tehran Oil Refinery.
The Price Index lost 48.60 points or 0.18% to close at 26,346.8.
The First Market Index was down 172.70 points or 0.30% to post 56,937.6. The Second Market Index gained 41.70 points or 0.02% to reach 177,157.7.
The Industry Index gave up 142.80 points or 0.20% to register 70,135.4. The Free Float Index was down 188.33 points or 0.21% to close at 89,620.
The TSE 30 lost 9.80 points or 0.30% to settle at 3,246.5 while the TSE 50 Index shed 6.60 points or 0.21% to finish at 3,157.3.
IFX Down 0.3%
Iran Fara Bourse’s main index IFX lost 2.82 points or 0.3% to end Wednesday trade at 930.95.
Close to 221.3 million securities valued at $49.7 million were traded at the over-the-counter exchange for the day.
Esfahan Steel Company witnessed the highest number of traded shares and trade value, as 66.1 million of its shares valued at $1.36 million were traded.
Lavan Oil Refinery, Pardis Housing Investment and Mavad Vizhe Lia registered the highest value increase.
Sina Ports and Marine Company, Pegah Fars Dairy Company and Capsian Tamin Pharmaceutical Company suffered the biggest decline.
Zagros Petrochemical Company, Middle East Mines and Mining Industries Development Holding Company and Marun Petrochemical Company had the most negative impact on the IFB benchmark.