The Exchange has sought clarification from Castrol India Limited with respect to recent news item captioned BP to sell 65% stake in Castrol to Stonepeak for $6 bn, Castrol India shares rise 8%. The response from the Company is awaited.

CASTROLIND · price

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▲ positive · ▼ negative · ● neutral filings · teal = economic event · numbered = multiple that day (click to pick). Times IST.

Price reactionminutes from the announcement price · days from the prior close

+2.0%Reaction day

₹185.61

prior close

₹190.83

announcement price

In-mkt

timing

Nifty Smallcap 250market · index membership as recorded later (tracked since Jun 2026)+0.1%+1.9% vs market

Lubricants peers, median of 5sector-0.9%+2.9% vs sector

On the reaction day the stock moved 1.9 pts more than Nifty Smallcap 250 and 2.9 pts more than its Lubricants peers, over the same two closes: a difference in percentage points, not a measure of what the filing did.

Minutes after the announcementfrom the announcement price · no benchmark

Stock

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10m

+0.2

15m

+0.1

30m

-1.0

Sessions after the filingfrom the prior close

StockMarketvs marketSectorvs sector

Reaction day

+2.0+0.1+1.9-0.9+2.9

Next day

+4.7-0.1+4.8-0.6+5.2

+2.5-0.7+3.1-2.3+4.8

+1.6-0.9+2.5-2.8+4.4

+3.8+0.3+3.5-1.2+5.0

+3.0+0.2+2.9+0.3+2.8

+3.2+1.3+1.9+0.3+2.9

15d

-0.2-2.6+2.4-6.3+6.1

-0.9-7.8+6.8-9.3+8.4

+0.8-4.2+5.0-5.3+6.2

-6.2-12.4+6.2-14.5+8.3

UpDownMarket · Nifty Smallcap 250Sector · Lubricants peers, median of 5Pending

Minute windows have no benchmark: there is no intraday index history to compare against.

AI summary

The stock exchange has asked Castrol India to clarify a recent news report stating that BP plans to sell its 65% stake in Castrol to Stonepeak for around $6 billion. Following the news, Castrol India shares rose about 8% in trading. The company has not yet responded to the exchange's query, and investors are awaiting an official statement from Castrol India on whether the report is accurate and how it impacts Indian shareholders.

Likely market impact

If the stake sale goes through, it could lead to a change in the parent company controlling Castrol India, which may affect strategic decisions. The 8% rise in share price shows the market has reacted positively to the news, but the lack of official confirmation means uncertainty remains until the company responds.