TCS' valuation slumped Rs 11,351.73 crore to Rs 6,93,661.25 crore.
The latest outflow has taken the total net withdrawal to more than Rs 46,600 crore in this year.
The company has also lined up some of its non-core fixed assets for sale in 2018-19.
Any failure to move past this level will make the Nifty vulnerable once again to volatility.
The targeted cut in some banks' reserve requirement ratios (RRRs) will take effect on July 5.
A minor domestic quarrel has turned into a major court battle over who gets to trade the Nifty50.
India's total cumulative stock of overseas FDI amounted to $155 billion in 2017, it said.
It had clocked a topline of Rs 1,364 crore in FY17 and said accounts for FY18 are yet to be closed.
The bourses currently levy charges for high algo OTR in equity derivatives segments.
On Friday, OPEC and allies, including Russia, agreed to pump more oil from next month.