Top Stock Gainers Today, 21 April 2026: Biggest Winners of Tuesday’s Session

Indian equities are having a strong Tuesday as hopes for a US-Iran diplomatic resolution push geopolitical risk premium lower. The Nifty 50 is trading above 24,540, up 0.69% from Monday’s close of 24,364.85, while the Sensex has surged over 600 points to cross 79,200 levels. Brent crude slipped 0.47% to $95.03 per barrel during the session, easing cost pressures across rate-sensitive sectors. Against this backdrop, several top stock gainers today are attracting heavy volumes.

Q4 FY26 earnings results are adding another layer of fuel to today’s rally. Groww (Billionbrains Garage Ventures) has delivered the session’s standout performance after posting a 122% YoY profit surge. Capital markets, infrastructure and banking names are also participating in today’s broad-based move. Here are the five biggest top stock gainers today on NSE, with verified data and catalysts.

Top stock gainers today, 21 April 2026: Groww (Billionbrains Garage Ventures), Adani Ports, Axis Bank, InterGlobe Aviation (IndiGo) and ICICI Bank. Scroll down to explore key highlights of each counter.

Below is the Overview of Top Stock Gainers Today:

These five top gainers today span fintech, infrastructure, private banking and aviation — reflecting a broad-based rally rather than a single-sector move. The common thread is improving macro sentiment on the back of US-Iran de-escalation talks, falling crude prices and a strong start to the Q4 FY26 earnings season.

Groww (Billionbrains Garage Ventures) Share

Current Market Price: ₹210.88 (intraday high ₹216.25)

% Gain Today: Approx. +8.59%

Market Capitalisation: ₹1,34,000 crore

52 Week High: ₹216.25 (touched today, 21 April 2026)

52 Week Low: ₹112.00 (November 2025)

1-Year Return: Approx. +49.3%

Groww is today’s clear frontrunner among top stock gainers, surging as much as 9.96% to hit an all-time high of ₹216.25 after reporting a 122% YoY jump in Q4 FY26 net profit to ₹686.35 crore. Revenue for the quarter rose 87% YoY to ₹1,505 crore, driven by elevated equity and derivatives trading volumes. Transacting users grew 25% YoY to 21.6 million. Motilal Oswal maintained a Buy rating with a revised target of ₹235, while Bank of America, which initiated coverage last week at a ₹235 target, highlights Groww’s 30% revenue CAGR projection through FY28. The stock has more than doubled from its listing low of ₹112 in November 2025, marking one of the strongest post-IPO recoveries in recent memory.

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Adani Ports and Special Economic Zone (APSEZ) Share

Current Market Price: ₹1,594.60

% Gain Today: Approx. +1.08% (touching fresh 52-week high)

Market Capitalisation: ₹3,62,274 crore

52 Week High: ₹1,594.60 (today, 21 April 2026)

52 Week Low: ₹1,181.20

1-Year Return: Approx. +26.6%

Adani Ports is among the top stock gainers today, touching a fresh 52-week high of ₹1,594.60 on strong infrastructure sentiment and an impressive FY26 operational update. APSEZ handled a record 500.8 million metric tonnes (MMT) of cargo in FY26, up 11% YoY, with container volumes growing 19% YoY. March 2026 alone saw a record monthly cargo of 46 MMT. The geopolitical de-escalation narrative is also boosting ports and logistics names, as normalised shipping routes lower freight risk. Q4 FY26 results are scheduled for 30 April 2026, with Q3 FY26 net profit already up 24.9% YoY to ₹3,176.72 crore. Macquarie has a target price of ₹1,860, implying 17% upside from current levels.

Axis Bank Share

Current Market Price: Approx. ₹1,360

% Gain Today: Approx. +1.34%

Market Capitalisation: Approx. ₹4,14,000 crore

52 Week High: ₹1,418.30

52 Week Low: ₹1,042.50

1-Year Return: Approx. +27.2%

Axis Bank is among the leading top stock gainers today, rising 1.34% in today’s session and emerging as one of the Sensex’s top contributors. The private bank reported Q4 FY26 advance growth of 18.3% YoY in its recent business update, comfortably above sector average. With the US-Iran de-escalation narrative boosting risk appetite, private banking names with strong balance sheets are seeing renewed buying. Axis Bank has Q4 FY26 detailed results due later this week, and investor attention is focused on NIM trajectory, credit cost trends and management guidance for FY27. The stock remains 4.1% below its 52-week high, with room to cover ground if Q4 numbers hold.

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InterGlobe Aviation (IndiGo) Share

Current Market Price: ₹4,697

% Gain Today: Up over 1% intraday (high ₹4,748)

Market Capitalisation: ₹1,81,612 crore

52 Week High: ₹6,232.50

52 Week Low: ₹3,895.20

1-Year Return: Approx. +3.5%

InterGlobe Aviation (IndiGo) is among the top gainers today as easing geopolitical tensions between the US and Iran pushed Brent crude down 0.47% to $95.03 per barrel, directly reducing aviation turbine fuel cost fears. IndiGo had previously seen sharp volatility as West Asian airspace disruptions lengthened flight routes and elevated fuel burn. The stock rallied over 9% in a single session on 11 April after the US-Iran ceasefire announcement, and is building on that momentum today. A new CEO, Willie Walsh (former IATA Director General and British Airways CEO), is joining by August 2026. With India’s domestic aviation market growing strongly and IndiGo commanding 64% market share, the operational recovery story remains intact.

ICICI Bank Share

Current Market Price: Approx. ₹1,351

% Gain Today: Approx. +1.19%

Market Capitalisation: Approx. ₹8,75,000 crore

52 Week High: ₹1,500.00

52 Week Low: ₹1,187.60

1-Year Return: Approx. +13.5%

ICICI Bank rounds out today’s list of top stock gainers, gaining 1.19% as private sector banking stocks attract buying on the back of improved macro sentiment. The bank’s Q4 FY26 results showed net interest income rising 7.7% YoY to ₹21,932 crore, broadly in line with expectations. India’s largest private bank by consolidated assets has delivered five straight quarters of consistent earnings, and its asset quality metrics continue to improve. The DII flow of ₹2,966.89 crore on 20 April points to domestic institutional accumulation in quality large-caps, with ICICI Bank a frequent destination for that capital.

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Why These Stocks Are Gaining Today

• US-Iran de-escalation: Hopes for a diplomatic resolution before the ceasefire deadline have reduced geopolitical risk premium, boosting broad-based risk appetite across Nifty sectors. Aviation, infrastructure and financials are the primary beneficiaries.
• Falling crude oil prices: Brent crude trading near $95 per barrel reduces input cost fears for aviation and eases inflation concerns, supporting rate-sensitive financial stocks.
• Q4 FY26 earnings beats: Groww’s 122% YoY profit surge has set a positive tone for the earnings season, lifting broader market sentiment and encouraging buying in beaten-down as well as momentum names.
• DII buying support: Domestic institutional investors pumped ₹2,966.89 crore into equities on Monday, April 20, providing a strong floor and enabling quality stocks to push higher on lower selling pressure today.

Impact on the Indian Stock Market

• Broad-based rally: Barring Nifty IT, all sectoral indices are trading higher today. Nifty Realty is up 1.45%, Nifty Midcap 100 up 0.47% and Nifty Smallcap 100 up 0.66%, confirming participation beyond index heavyweights.
• Rotation into large-caps: The combination of falling crude prices and improving macro cues is pushing institutional flows towards large-cap defensives and quality financials, the primary drivers of today’s top gainers.
• Earnings season momentum: With HCLTech, Nestle India and Tata Elxsi also reporting Q4 results today, the session’s earnings calendar is dense. Positive surprises could extend the rally into the rest of the week.

How to Identify Top Stock Gainers Before They Move

Spotting top stock gainers before the move requires a mix of pre-market research, sectoral awareness and technical reading. Here is a practical framework:

• Watch Q4 earnings announcements: Stocks reporting results that significantly beat consensus estimates tend to gap up sharply. Track the results calendar daily and shortlist stocks with high earnings sensitivity.
• Follow global macro triggers: Crude oil moves, currency shifts and geopolitical developments translate into immediate sector-specific moves in India. Aviation, paints and chemicals react to crude; IT reacts to the dollar and US macro.
• Monitor pre-market Gift Nifty: The Gift Nifty futures at 6:00-9:00 AM IST provide the clearest signal for how Nifty and the broader market will open, which in turn sets the direction for most large-cap gainers.
• Scan volume shockers overnight: Stocks with unusual futures OI buildup or delivery percentage spikes the previous day often emerge as top gainers the next session.
• Use sector momentum: When a sector index like Nifty Realty or Nifty Energy is making a strong move, look for individual constituents with clean technical setups — they typically amplify the sector move.
• Check institutional activity: FII buy lists and DII block deal data released after market hours can flag stocks with large institutional interest building, which often manifests as gains the following day.
• Univest Screener: Use the Univest Screener to filter today’s volume shockers, daily breakouts and top gainers in real time by sector and market cap.

Risks of Chasing Top Stock Gainers

While top stock gainers today offer exciting short-term opportunities, investors and traders must be aware of the following risks:

• Profit booking by early entrants can trigger sharp intraday reversals, especially in stocks that have already moved 5-10% in a single session.
• Earnings-driven spikes can fade quickly if management guidance disappoints or if the results beat was supported by one-off items.
• Geopolitical news flow can reverse rapidly: a single hostile headline from Iran or the US could push Brent crude sharply higher and reverse today’s airline and financial sector gains.
• Chasing a stock at an intraday high carries higher slippage risk in volatile sessions, particularly in mid-cap names.

Conclusion

Today’s session is delivering a broad-based rally with Groww, Adani Ports, Axis Bank, InterGlobe Aviation and ICICI Bank emerging as the key top stock gainers today. The combination of Q4 FY26 earnings beats, a falling crude price environment and improving US-Iran geopolitical sentiment has provided the right set of triggers for a strong Tuesday. Investors looking to capitalise on today’s momentum should pair technical signals with fundamental awareness, use strict stop losses near key support levels, and avoid chasing stocks that have already made extended moves without a clear technical retracement.

FAQs

Q1. What are top stock gainers today?

Ans. Top stock gainers today are shares that have registered the highest percentage price increase during the current trading session on NSE or BSE. They reflect stocks where strong buying interest, triggered by earnings, news or macro catalysts, is outpacing selling pressure.

Q2. Which are the top stock gainers today on NSE?

Ans. The top stock gainers today on NSE, 21 April 2026, include Groww (Billionbrains Garage Ventures) up over 8%, Adani Ports up 1.08% at a fresh 52-week high, Axis Bank up 1.34%, InterGlobe Aviation (IndiGo) up over 1%, and ICICI Bank up 1.19%, driven by Q4 earnings beats and US-Iran de-escalation sentiment.

Q3. Should I buy top stock gainers today?

Ans. Buying top stock gainers requires careful analysis. Stocks already up 8-10% in a session carry higher reversal risk from profit booking. A more disciplined approach is to shortlist today’s gainers, assess whether the underlying catalyst is durable, and wait for a pullback to a support level before entering.

Q4. How can I find the top stock gainers today?

Ans. Track top stock gainers today on NSE and BSE exchange websites, Moneycontrol, Groww and the Univest Screener at univest.in/screeners. Filter by percentage gain, trading volume and market cap to identify the most liquid and relevant movers for your watchlist.

Q5. What causes a stock to be a top gainer today?

Ans. A stock becomes a top gainer when strong buying interest significantly outpaces selling. Common triggers include earnings beats, regulatory approvals, broker upgrades, macro tailwinds like falling crude prices, FII or DII block purchases, and M&A announcements that improve the company’s long-term growth outlook.

Disclaimer: This article is for informational purposes only. Investments in the securities market are subject to market risks. Please read all related documents carefully and consult a SEBI-registered financial advisor before making any investment decisions. The price and return data referenced in this article is based on publicly available sources at the time of writing.

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