RHI Magnesita India auditor change: Price Waterhouse out, B S R in

Auditor resigned mid-termManagement Changes View source PDF Explain this filing

RHIM · 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

-1.9%Reaction day

₹380.95

prior close

₹379.85

announcement price

After-mkt

timing

Nifty Smallcap 250market+0.2%-2.1% vs market

Electrodes & Refractories peers, median of 10sector-0.5%-1.4% vs sector

On the reaction day the stock moved 2.1 pts less than Nifty Smallcap 250 and 1.4 pts less than its Electrodes & Refractories 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

-1.2

10m

-1.5

15m

-1.4

30m

-1.4

Sessions after the filingfrom the prior close

StockMarketvs marketSectorvs sector

Reaction day

-1.9+0.2-2.1-0.5-1.4

Next day

-0.1+0.4-0.5+0.7-0.8

-1.6-0.3-1.3-0.8-0.7

-1.6+0.3-2.0+0.0-1.7

-1.6+0.7-2.3+0.2-1.8

-1.6+0.5-2.1-0.5-1.1

-2.9+1.0-3.9-2.9-0.1

15d

-2.0+1.1-3.1-1.4-0.6

-3.9-1.5-2.4-7.0+3.2

-4.9-4.6-0.3-7.0+2.1

—————

UpDownMarket · Nifty Smallcap 250Sector · Electrodes & Refractories peers, median of 10Pending

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

AI summary

Price Waterhouse Chartered Accountants LLP resigned as statutory auditor with immediate effect on 14 August 2026, to align with the change of auditor at ultimate holding company RHI Magnesita N.V. outside India. Same change at wholly owned subsidiary RHIMIRL. B S R and Co. LLP appointed to fill the casual vacancy and recommended for a 5-year term till the 2031 AGM. Outgoing auditor confirmed no concerns or other reasons for resignation.

Likely market impact

Routine auditor rotation aligned with parent; no governance issues flagged. Neutral for shareholders.