Top Stock Gainers Today – June 25, 2026
Thursday’s trading session produced some of the year’s biggest individual stock moves. Micron’s strong quarterly results lifted semiconductor stocks, while Acuity posted a solid earnings beat, Bio-Techne surged after receiving an acquisition offer from Merck KGaA, and Qualcomm gained following its Investor Day announcements. Meanwhile, the Dow Jones Industrial Average reached a fresh intraday all-time high. Let’s see the Top Stock Gainers Today –
Market Summary
| Index | Close | Change |
|---|---|---|
| Dow Jones | 51,920.62 | +71.72 (+0.14%) |
| S&P 500 | 7,357.49 | -0.01% |
| Nasdaq Composite | 25,358.60 | -0.46% |
| Russell 2000 | ~2,997 | +0.38% |
| PCE Price Index (May) | — | 4.1% YoY |
The Dow hit a new intraday all-time high as healthcare, financials, and industrial stocks advanced. Meanwhile, the Nasdaq fell 0.46% for its fourth consecutive losing session as Apple declined more than 6%, while Micron’s earnings boosted semiconductor-related stocks.
Top Stock Gainers Today
1. Acuity Inc. (AYI) – +21.5%
Acuity Inc. delivered the largest gain in the Russell 1000 after reporting stronger-than-expected quarterly results.
| Metric | Value |
|---|---|
| Thursday Gain | +21.5% |
| Q3 FY2026 EPS | $5.31 vs. $5.12 expected |
| Q3 Revenue | $1.2 billion |
| Category | Industrial lighting & smart building technology |
The company exceeded analyst expectations on both earnings and revenue, making it one of the session’s strongest fundamental performers.
2. Bio-Techne Corp. (TECH) – +20.09%
Bio-Techne surged after announcing an acquisition agreement with Merck KGaA.
| Metric | Value |
|---|---|
| Closing Price | $70.67 (+20.02%) |
| Acquisition Price | $73.00 per share (all cash) |
| Acquirer | Merck KGaA |
| Deal Value | $11.3 billion |
| Premium | Approximately 24% |
| Expected Closing | Late 2026–Early 2027 |
| Trading Volume | 51.3 million shares |
Merck KGaA stated the acquisition combines complementary strengths across research, bioprocessing, and advanced therapeutics, with expected annualized synergies exceeding $150 million within three years.
3. Micron Technology (MU) – +15.78%
Micron climbed sharply after reporting record quarterly financial results and issuing strong forward guidance.
| Metric | Value |
|---|---|
| Thursday Gain | +15.78% |
| Premarket High | $1,228.09 (+17.2%) |
| Q3 Revenue | $41.46 billion |
| Adjusted EPS | $25.11 |
| Q4 Revenue Guidance | $50 billion ± $1 billion |
| New Supply Contracts | 16 multi-year agreements |
Several analysts raised their price targets following the earnings report:
- Susquehanna: $2,000
- Barclays: $2,000
- DA Davidson: $2,000
- Mizuho: $1,375
- Deutsche Bank: $1,550
4. SanDisk Corporation (SNDK) – +17.4%
SanDisk continued its strong 2026 performance, posting another double-digit gain.
| Metric | Value |
|---|---|
| Thursday Gain | +17.4% |
| 2026 Status | S&P 500’s top performer |
| Catalyst | NAND shortage and Micron read-through |
| Theme | AI data center SSD demand |
The rally was supported by continued strength in memory markets and increased demand for AI-related storage solutions.
5. Qualcomm (QCOM) – +9% to +10%
Qualcomm gained after outlining higher long-term revenue expectations during its Investor Day.
| Metric | Value |
|---|---|
| Thursday Gain | +9% to +10% |
| Premarket Gain | +12.1% |
| 2029 Non-Handset Revenue Target | $40 billion |
| Partnership | Meta AI edge computing |
The company doubled its non-handset revenue target from $22 billion to $40 billion by 2029 and announced an AI edge computing partnership with Meta.
6. Applied Materials (AMAT) – +9.7%
Applied Materials advanced after unveiling six new chipmaking systems designed for DRAM production and AI packaging.
| Metric | Value |
|---|---|
| Thursday Gain | +9.7% |
| New Products | Six chipmaking systems |
| Focus | DRAM production and AI packaging |
| Sector | Semiconductor equipment |
The product launches came alongside Micron’s strong earnings and outlook.
7. Corning Inc. (GLW) – +9.1%
Corning rose after securing a multibillion-dollar agreement with Amazon.
| Metric | Value |
|---|---|
| Thursday Gain | +9.1% |
| Agreement | Optical fiber supply for Amazon data centers |
| Industry | Data center connectivity infrastructure |
The deal supports the continued expansion of AI-focused data center infrastructure.
8. Bayer AG ADR (BAYRY) – +16%
Bayer shares rallied after a U.S. Supreme Court ruling regarding Roundup litigation.
| Metric | Value |
|---|---|
| Thursday Gain | +16% |
| Catalyst | Supreme Court ruling on Roundup litigation |
| Market Impact | Reduced litigation overhang |
The decision removed a significant legal concern that had weighed on the company’s valuation.
9. Caterpillar (CAT) – +5.81%
Caterpillar was the strongest performer within the Dow Jones Industrial Average.
The stock gained as investors focused on potential infrastructure rebuilding demand following the Iran peace deal, supporting expectations for increased demand for heavy construction equipment.
Disclaimer: This publication is intended solely for informational and journalistic purposes and does not constitute financial, investment, or legal advice. All investments involve risk, including the potential loss of capital. Investors should conduct their own research before making any investment decisions.
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