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Clean Science shares see sharp swings after 'punching error' triggers extraordinary volumesOn Wednesday, August 20, CNBC-TV18 reported, citing sources that promoters Ashok and Krishna Boob were likely to sell 24% stake in Clean Science and Technology Ltd. via block deals.By Nimesh Shah   August 21, 2025, 10:03:26 AM IST (Updated)2 Min ReadShares of Clean Science and Technology Ltd. recovered from the opening lows after the company clarified to CNBC-TV18 that a punching error led to the stock witnessing extraordinary trading volumes.

The company told CNBC-TV18 that a punching error from Spark Avendus led to as many as 6 crore shares change hands in the large trade, which was supposed to see 2.5 crore shares change hands.

The stock fell as much as 7% in early trading before the recovering from those levels and turning positive to gain as much as 6%. The 6 crore shares changing hands would have meant 56% of the outstanding equity having changed hands.

As many as 2.5 crore shares, or 24% of the company's outstanding equity have changed hands in the block deal, the company confirmed to CNBC-TV18.

Buyers and sellers, along with further details of the transaction are unknown.

Here's a timeline of the events that took place:

9:16 AM: 20% equity or 2.08 crore shares change hands

9:16 AM: Stock falls as much as 7% in early trade post block deal

9:28 AM: Data suggests 56% equity changed hands

9:41 AM: Management confirms to CNBC-TV18 that 'punching error' caused extraordinary volumes

9:41 AM: Management confirms to CNBC-TV18 that only 24% was the block size

9:53 AM: Stock recovers as much as 13% from day's low to trade 6% higher

9:57 AM: Stock gives up all the gains and is back to trading with losses

On Wednesday, August 20, CNBC-TV18 reported, citing sources that promoters Ashok and Krishna Boob were likely to sell 24% stake in Clean Science and Technology Ltd. via block deals.

Sources said the share sale was likely to raise ₹2,626 crore and the floor price was set at ₹1,030 crore, a 13% discount to Wednesday's close.

As of June 30, Clean Science's promoters held 74.97% stake in the company. Ashok Boob held 12.8% stake, while Krishna Boob held 2.6% stake in individual capacity. Meanwhile, Krishnakumar Ramnarayan Boob HUF held 3.04% stake in the company.

Clean Science's June quarter revenue increased 8% to ₹240 crore and its EBITDA was up ₹5% and its net profit was up 6%.

Its margins contracted to 41.7% from 42.8% in the year-ago period.

Shares of Clean Science are currently trading 0.8% higher, having gained as much as 7% at ₹1,180. Ahead of today's session, the stock had gained 31% from its IPO price of ₹900 per share, but had declined 28% from its listing high of ₹1,643 apiece.

Also Read: Stocks To Buy: Jefferies sees 24% upside potential for this Bajaj Group stockContinue ReadingFirst Published: Aug 21, 2025 9:21 AM ISTCheck out our in-depth Market Coverage, Business News & get real-time Stock Market Updates on CNBC-TV18. Also, Watch our channels CNBC-TV18, CNBC Awaaz and CNBC Bajar Live on-the-go!TagsbrokerageClean Science and Technologyshare market today