Stock Market NewsClean Science Shares See Sharp Swings After Punching Error Triggers Unusual VolumesLast updated: August 21, 2025 3:43 pmAuthor- Ruchika DaveShare2 Min ReadSHAREShares of Clean Science and Technology Ltd. witnessed heavy swings on Thursday after an unusual surge in trading volumes. The stock initially fell 7% in early trade, only to recover sharply and turn positive with gains of nearly 6% intraday.The volatility came after the company clarified to CNBC-TV18 that a punching error had triggered extraordinary activity. The error, caused by Spark Avendus, led to 6 crore shares changing hands instead of the intended 2.5 crore shares.Massive Block DealThe mistaken trade meant that nearly 56% of the company’s outstanding equity had seemingly exchanged hands. However, the company clarified that the actual intended deal involved 2.5 crore shares, equal to 24% of outstanding equity.Despite the clarification, details of buyers and sellers remain undisclosed, leaving the market awaiting further clarity on the transaction.Also Read: Angel One Shares Drop Over 6% After SEBI RemarksMarket InsightsExtraordinary volumes can trigger short-term volatility but often stabilize once clarity emerges.Such incidents highlight the importance of strong risk controls in block deals.Clean Science remains a closely watched stock due to its role in the specialty chemicals sector.Market Update & Key InsightsStock fell 7% but recovered with intraday gains of 6%.Error caused 6 crore shares (vs. 2.5 crore intended) to trade.Nearly 24% of company equity legitimately exchanged in the deal.Uncertainty remains on counterparties to the block deal.Click here to explore: Clean ScienceYou Might Also LikeCAMS Stock Appears to Plunge After 1:5 Split — But the Drop Is Only a Technical AdjustmentTrading Platforms Face Downtime as Cloudflare Outage Spreads to Zerodha, Groww and OthersIndiGo Shares Rebound After DGCA Grants Partial Relief on Pilot Duty NormsRate Cut Meets a Falling Rupee: Yes Bank, Union Bank Shares Rise Up to 3% on Bank Nifty InclusionDGCA Eases Pilot Rest Rules to Help Stabilize IndiGo’s Operations Amid Flight DisruptionsShare This ArticleFacebookCopy LinkShareByRuchika DaveFollow: Ruchika Dave is an experienced Intraday Trader and Stock Market Analyst with a strong focus on IPOs, business news, and the Indian economy. As a Marketing Head by profession, she combines strategic expertise with deep market knowledge to deliver accurate and insightful financial analysis trusted by readers and investors alike. Previous Article Angel One Shares Drop Over 6% After SEBI Remarks Next Article Godrej Properties Gains on Securing Hyderabad Land with ₹3,800 Crore Potential Stay Connected3.9kFollowersLike1.5kFollowersFollow10FollowersPin261FollowersFollow22.9kSubscribersSubscribe20kFollowersFollow561FollowersFollowLatest NewsPetronet LNG Shares Gain 4% After 15-Year Ethane Deal With ONGC; Nomura Sees 34% UpsideStock Market NewsDecember 5, 2025Rate Cut Meets a Falling Rupee: Sensex Gains 500 Pts, Nifty Near 26,200 as RBI’s 25 bps Cut Lifts MarketsStock Market NewsDecember 5, 2025Rate Cut Meets Falling Rupee: India’s Markets Enter a New Tug-of-WarFinance and EconomyDecember 5, 2025Govt Shuts Door on FDI Limit Hike, Merger Chatter; PSU Bank Rally Now Hinges on FundamentalsFinance and EconomyDecember 5, 2025