Sector sensitivity . 1 percent INR depreciation
Which line does the rupee touch?
Same FX print rewires earnings across the index. Revenue line exporters keep more after the move. Cost line importers keep less. The neutral middle does not care. The OMC retail block is the counter trade.
The counter twist . OMC retail block
BPCL HPCL IOC live in the importer bucket on the input side. But marketing margins on retail fuel compress when crude rallies and the rupee weakens together because pump prices do not adjust fast enough. Treat the OMC line as a counter trade on Brent and INR, not a clean energy bet.