Nifty Auto Index Slips 0.7 Percent on 14 August 2026: Tata Motors PV Down 4.09 Percent Leads Auto Sector Losses

The Nifty Auto index is down 0.7 percent on 14 August 2026, with eleven of the index's constituents showing intraday declines. Tata Motors Passenger Vehicles stands out as the sharpest decliner at -4.09 percent, trading at Rs 335.30 on 4.94 million shares — which is significantly elevated volume, suggesting active selling rather than simple pre-holiday thin-volume weakness. The Nifty Auto selloff today comes against a backdrop of oil prices holding near $87 per barrel following the US threat to maintain an indefinite naval blockade of Iran, which keeps fuel cost concerns alive for the auto sector.

Not all losses in the Nifty Auto today are equal. The four-wheeler and PV segment is bearing more of the brunt, with TMPV, M&M (-0.91%), and Maruti Suzuki (-0.58%) all under pressure. Two-wheeler names TVS Motor (-0.82%), Hero Motocorp (-0.39%), and Eicher Motors (-0.38%) are also lower but with shallower declines, suggesting the market is differentiating between the more vulnerable passenger vehicle segment and the relatively more resilient two-wheeler business. Bharat Forge at -0.18 percent is the most defended name in the Nifty Auto today.

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Nifty Auto Intraday Losers on 14 August 2026

Company	CMP (Rs)	Change (%)	Volume
TMPV (Tata Motors PV)	335.30	-4.09%	4.94m
Exide Industries	478.10	-1.52%	181.06k
M&M	3,397.10	-0.91%	61.70k
Tube Investments	2,757.00	-0.83%	21.78k
TVS Motor	4,306.80	-0.82%	43.25k
Sona BLW	795.05	-0.61%	37.09k
Maruti Suzuki	13,825.00	-0.58%	15.49k
UNO Minda	1,235.00	-0.40%	11.66k
Hero Motocorp	5,827.00	-0.39%	17.28k
Eicher Motors	8,069.00	-0.38%	16.52k
Bharat Forge	2,084.30	-0.18%	19.95k

Nifty Auto: Sector Context for 14 August 2026

The Nifty Auto weakness today is partly structural and partly session-specific. On the structural side, the auto sector is navigating a transition: EVs are gaining share in passenger vehicles (which hurts incumbents' ICE margins), while rising oil prices increase consumer running costs and potentially dampen demand at the margin. These pressures aren't new — they've been building through FY27. But on a day when markets are cautious and volumes are thin ahead of the Independence Day holiday, the Nifty Auto sells off more easily than usual.

The TMPV volume of 4.94 million shares — far above what you'd expect on a thin pre-holiday session — suggests there's something more specific driving the Tata Motors Passenger Vehicles selling today. Whether it's post-Q1 results profit-booking after the stock had run ahead of earnings, or broader concerns about EV competition intensifying in the second half of FY27, the market is telling a more pointed story in TMPV than in the broader Nifty Auto decline.

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Conclusion

The Nifty Auto index fell 0.7 percent on 14 August 2026 with TMPV down 4.09 percent as the sharpest decliner on heavy volume. Exide, M&M, TVS Motor, and Maruti Suzuki are also under pressure. The Nifty Auto decline reflects a combination of sector-specific headwinds from elevated oil prices, post-results position adjustment, and pre-holiday session dynamics. Investors should review individual stock fundamentals within the Nifty Auto before making sector-level investment decisions. Consult a SEBI-registered financial advisor.

Frequently Asked Questions

Why is the Nifty Auto falling on 14 August 2026?

Ans. The Nifty Auto slipped 0.7 percent on 14 August 2026 as most auto sector stocks came under selling pressure in the pre-Independence Day session. Tata Motors Passenger Vehicles (TMPV) was the biggest intraday loser at -4.09 percent. Pre-holiday sessions typically see position squaring, which can amplify declines in cyclical sectors like autos. The Nifty Auto decline also reflects broader caution from the auto sector's exposure to oil prices, which have been elevated near $87 per barrel.

Which stocks are the top losers in the Nifty Auto today?

Ans. The top losers in the Nifty Auto intraday on 14 August 2026 are: Tata Motors PV (TMPV) at -4.09 percent (Rs 335.30), Exide Industries at -1.52 percent (Rs 478.10), M&M at -0.91 percent (Rs 3,397.10), Tube Investments at -0.83 percent (Rs 2,757.00), TVS Motor at -0.82 percent (Rs 4,306.80), Sona BLW at -0.61 percent, Maruti Suzuki at -0.58 percent (Rs 13,825.00), UNO Minda at -0.40 percent, Hero Motocorp at -0.39 percent, Eicher Motors at -0.38 percent, and Bharat Forge at -0.18 percent.

Why is TMPV (Tata Motors PV) the biggest loser in the Nifty Auto today?

Ans. Tata Motors Passenger Vehicles (TMPV) is the biggest intraday loser in the The auto index at -4.09 percent to Rs 335.30, with 4.94 million shares traded. The sharp fall may reflect sell-off following Q1 FY27 results where the market assessed the JLR performance and domestic EV market share trajectory. TMPV-specific concerns around EV competition and margin pressure from elevated commodity costs could also be contributing to the underperformance within the The sector index today.

Is the The index decline an opportunity to buy auto stocks?

Ans. Whether the Auto sector decline on 14 August 2026 represents a buying opportunity depends on the investor's view of the auto sector's earnings cycle, EV transition timeline, and commodity cost trajectory. The The automotive index includes both two-wheeler companies (TVS, Hero Motocorp, Eicher) and four-wheeler/commercial vehicle plays (TMPV, M&M, Maruti Suzuki). Two-wheelers have shown more resilience than passenger vehicles recently. Consult a SEBI-registered advisor before investing based on the The auto index intraday movement.

How does the The sector index compare to the broader Nifty 50 today?

Ans. The The index fell 0.7 percent on 14 August 2026, underperforming the broader Nifty 50 which is expected to open cautiously. The Auto sector's sectoral decline reflects auto-specific selling pressure rather than a broad market collapse. In previous sessions, the The automotive index has also faced headwinds from elevated oil prices near $87 per barrel, which increase operating costs for vehicle manufacturers and dampen consumer demand for fuel-dependent vehicles.

What is the market cap of the The auto index constituents?

Ans. The The sector index includes large-cap auto majors like Maruti Suzuki (Rs 1.5+ lakh crore), M&M (Rs 4+ lakh crore), and Bajaj Auto (Rs 3+ lakh crore) alongside mid-cap and auto ancillary companies. The combined market capitalisation of The index constituents makes it one of the significant sectoral indices on NSE. Declines in the Auto sector large-cap constituents like M&M (-0.91%) and Maruti (-0.58%) have an outsized impact on the sectoral index level.

Where can I track the The automotive index live?

Ans. The The auto index can be tracked live on the NSE website at nseindia.com under the indices section. The The sector index OHLC data, constituent stocks, and live change percentage are available throughout the trading session. The Univest Screener provides sector-level and individual stock-level technical analysis for The index constituent tracking.