R R Kabel just had the loudest quarter of this results season that almost nobody outside the wires-and-cables crowd is talking about. After it reported June-quarter numbers, the stock ripped about 10% to a fresh record high of ₹2,775 — capping a run of roughly 16% over three straight sessions and around 112% in three months, against a Sensex that's up about 7% in the same stretch. Here's what actually drove it, and whether the price still makes sense.

What happened

The trigger was a genuinely strong Q1 FY27 (April–June 2026), reported after Monday's close. Net profit nearly doubled — up ~129% year-on-year to ₹205 crore, from ₹89.7 crore a year earlier. That's not a rounding-error beat; it's the kind of jump that forces analysts to re-do their models overnight, which is why the stock gapped up the next morning.

Why it moved

Two things did the heavy lifting, and it's worth keeping them separate. First, revenue rose 54% to ₹3,168 crore (from ₹2,059 crore) — driven by real volume growth in cables, not just higher metal prices passed on. Second, and more important for the profit line, operating margin expanded to about 9.0% from 6.9% a year ago (roughly a 205-basis-point jump), so EBITDA climbed ~99% to about ₹285 crore. When sales grow 54% but profit grows 129%, that gap is the story: fixed costs get spread over far more output, and each extra rupee of sales drops more to the bottom line. That's operating leverage, and it's what the market paid up for.

The business

A quick map, because today's number isn't a pure-play theme. R R Kabel makes two things: wires & cables — the copper and aluminium cabling that goes into homes, factories, power lines and increasingly data centres — and FMEG (fast-moving electrical goods: fans, lights, switches, small appliances). The cable business is the engine, at ~91% of revenue and growing ~57% this quarter. The FMEG arm is smaller (~9%) and has been a drag for years — but this quarter it finally hit operational breakeven, meaning it stopped losing money. So the beat was cables firing and the loss-making side turning the corner at the same time.

Is it expensive?

Honestly, yes — this is a richly-priced stock. At a market cap of roughly ₹29,000 crore, R R Kabel trades at a P/E in the mid-50s and a price-to-book near 10 (as reported by Screener and Tickertape). A P/E that high already bakes in years of fast growth, so there's little cushion if results wobble. For context on peers: sector leader Polycab — several times R R Kabel's size — sits around a P/E of ~50, KEI Industries near ~58, and Havells around ~44, versus a cables-industry average near ~41. In other words, R R Kabel is pricier than the sector and richer than the two obvious blue-chip alternatives, Polycab and Havells. You're paying a premium for the growth rate — not a bargain on the asset.

Who it touches

• Cable peers — Polycab, KEI Industries and Havells all get a read-through: if R R Kabel's volumes jumped 57%, the underlying demand for wiring is clearly strong, not just one company's story.
• Metal suppliers — cables are copper- and aluminium-heavy, so more cable volume means more offtake for names like Hindalco (aluminium) and Hindustan Copper.
• The demand drivers underneath — housing and construction, the power-grid capex cycle, and the data-centre build-out are what keep cable order books full; strength here is a quiet vote of confidence in all three.

The one risk that flips it

Margins are still thin. Even after expanding, R R Kabel's ~9% EBITDA margin sits below Polycab's low-teens — so this quarter's profit surge leaned heavily on volume, operating leverage and a soft year-ago base. Copper is the swing factor: if metal prices spike or demand cools, that 129% growth won't repeat, and a stock priced in the mid-50s P/E leaves almost no room for a miss. The business is doing well; the valuation is the part asking a lot.

As of 12:30 PM IST, Jul 29, 2026. Move and Q1 figures as reported for the quarter ended June 30, 2026. Sources: Upstox, Business Standard, Screener. For discussion and education only — not investment advice. Verify before acting.