Rand takes a bath; mining gets a cold shower

Overnight global mood

Wall Street and London are waiting to see if the SARB's hold-the-line stance on rates makes any sense by Friday close. Asia has already moved on. The real story is the rand getting absolutely mullered after yesterday's interest rate decision, making it the worst currency performer on the planet for the day. That kind of global humiliation tends to set a tone.

Today's big stories

• The SARB held rates. The market hated it. Everyone was expecting a 25-basis-point increase; the Monetary Policy Committee said no thanks. The rand promptly nose-dived 2.5%, cementing South Africa's place as the world's worst-performing currency yesterday. When your central bank surprises the market in a dovish direction and your currency tanks anyway, you know sentiment is properly broken. Read more.
• ARM lost R2.88 billion in one day. Patrice Motsepe's African Rainbow Minerals dropped 8% on Thursday after the board approved massive capital investment of $1 billion (R16.4 billion). The market's response was basically "thanks, but we're worried about your balance sheet." ARM is now at its lowest level in over a year, which tells you something about how investors view the macro environment right now. Read more.
• Eskom's tariff hike will cost South Africa R9.6 billion and 45,000 jobs. NERSA's approval of a R54 billion tariff adjustment is built on an accounting error, according to analysis. The ripple effects will squeeze household budgets and corporate margins across the economy for the next two years. This is the kind of structural pain that makes investors nervous about growth stocks. Read more.

Sector watch

Mining stocks will feel the pressure from a weakening rand (makes exports less profitable) and the broader sentiment that investment capex won't pay off in a slowing economy. Resources will be the main attraction if commodity prices hold up, but that's a thin hope. Industrials and consumer discretionary are in for a rough day as the tariff hike trickles through cost structures. Rate-sensitive sectors like financials might find a small bid on the logic that holding rates steady could cushion growth, but don't count on it.

One thing to watch

Keep an eye on ARM (African Rainbow Minerals). The 8% plunge yesterday isn't just a one-day wobble. It's a signal that mega-cap mining names are pricing in a harder macro landing than the SARB wants to admit. If ARM stabilises today, it's a relief rally. If it keeps falling, we've got problems.