Before 12pm, the index gained 554.54, from the previous close of 65,069.43. But at closing time, the index lost 277.87 to close at 64,237.02.

The milestone has been crossed multiple times in recent weeks, however, mixed trends in the market often end the day back below 65,000 points.

The market has seen a bullish trend in recent months, shattering one record after another. The activity picked up after the International Monetary Fund finalised its first review and released the second tranche of the stand-by agreement with the government.