AMPG Jumps 53% After EPS Revision — Today's Top Stock Performers
AmpliTech Group (AMPG) led gains at 53.0% after analysts raised its forward EPS growth estimate to 54.2% on May 14, coinciding with strong Q1 results showing 48.6% revenue growth and gross margin expansion to 48%. GCT Semiconductor (GCTS) followed with a 50.3% surge following a 0.9 percentage point EPS estimate increase to 90.6% on May 17. Cook (COOK) rounded out the top performers with a 32.7% jump after a massive 39.8pp EPS revision to 156.5% on May 12, supported by better-than-expected Q1 earnings despite revenue declines.
| Ticker | Sector | Detected | EPS Revision | Gain Since Detection |
|---|---|---|---|---|
| AMPG | Technology | 2026-05-14 | N/A | +53.0% |
| GCTS | Technology | 2026-05-17 | +0.9pp | +50.3% |
| BRUN | Technology | 2026-05-12 | N/A | +33.8% |
| AGL | Healthcare | 2026-05-11 | N/A | +33.5% |
| COOK | Consumer Cyclical | 2026-05-12 | +39.8pp | +32.7% |
Why did AMPG stock jump in May 2026?
AMPG jumped 53.0% (from $2.87 to $4.39) after analysts raised its forward EPS growth estimate to 54.2% on May 14, 2026.
The revision coincided with AmpliTech's Q1 earnings release showing 48.6% revenue growth driven by 5G O-RAN and MMIC commercialization, plus gross margin expansion to 48%. The company completed a $16M equity raise to fund production scale-up for carrier-grade hardware and positioned itself as a U.S.-based end-to-end fixed wireless access provider.
AMPG EPS revision history → · Screener snapshot from 2026-05-14 →
FAQ: AMPG
Why did AMPG stock jump 53% in May 2026?
AmpliTech Group surged 53% after its forward EPS growth estimate was raised to 54.2% on May 14, 2026, coinciding with Q1 earnings showing 48.6% revenue growth and gross margin expansion to 48%.
Is AMPG a buy after the rally?
The 53% surge pushed the stock to $4.39, but the 54.2% EPS growth estimate remains elevated, reflecting the company's transition from R&D to commercial deployment in 5G infrastructure.
What caused AmpliTech's Q1 2026 revenue growth?
AmpliTech reported 48.6% YoY revenue growth in Q1 2026, driven by the commercialization of 5G O-RAN and MMIC technologies, with gross margins expanding to 48% as the company moved past initial 'foot-in-the-door' pricing.
Why did GCTS stock jump in May 2026?
GCT Semiconductor surged 50.3% (from $1.83 to $2.75) after analysts raised its forward EPS growth estimate from 89.7% to 90.6% on May 17, 2026.
The EPS revision signal attracted momentum traders to the semiconductor name, which operates in the 5G infrastructure supply chain. No earnings news was required to drive the move—the estimate revision alone triggered the price appreciation, suggesting thin trading liquidity amplified the signal.
GCTS EPS revision history → · Screener snapshot from 2026-05-17 →
FAQ: GCTS
Why did GCT Semiconductor stock jump 50% in May 2026?
GCT Semiconductor Holdings surged 50.3% after its forward EPS growth estimate was raised from 89.7% to 90.6% on May 17, 2026, a 0.9 percentage point revision that attracted momentum buyers.
Is GCTS a buy after the rally?
The 90.6% EPS growth estimate projects substantial profitability expansion, but the 50% three-day move suggests limited remaining upside unless additional catalysts emerge.
What caused GCTS stock to surge on May 17, 2026?
GCT Semiconductor gained 50.3% in three trading days after a forward EPS revision to 90.6% provided the momentum trigger, with no accompanying earnings news to explain the move.
Why did BRUN stock jump in May 2026?
BRUN rallied 33.8% (from $17.69 to $23.66) after analysts raised its forward EPS growth estimate to 627.3% on May 12, 2026.
The timing aligned with Boost Run's Nasdaq listing on May 11, which revealed $940M in long-term contracted revenue and NVIDIA Preferred Cloud Partner status. Investors responding to the EPS revision got ahead of institutional flows into the newly public company, where contracted revenue visibility and free cash flow generation supported the valuation reset.
BRUN EPS revision history → · Screener snapshot from 2026-05-12 →
FAQ: BRUN
Why did BRUN stock surge 34% in May 2026?
Boost Run surged 33.8% after its forward EPS growth estimate was raised to 627.3% on May 12, 2026, coinciding with the company's Nasdaq debut that revealed $940M in contracted customer revenue.
Is BRUN a buy after the rally?
The 627.3% EPS growth estimate reflects the company's contracted revenue base and expected deployment ramp, though the 34% gain in four days may have priced in near-term catalysts.
What is Boost Run's revenue outlook?
Boost Run entered Nasdaq with $940M in contracted revenue and expects to exit FY2026 with at least $375M in annualized recurring revenue based on current deployment schedules.
Why did AGL stock jump in May 2026?
Agilon Health climbed 33.5% (from $59.61 to $79.61) after analysts raised its forward EPS growth estimate to 27.3% on May 11, 2026.
The healthcare name attracted defensive capital rotation as the broader market digested rate concerns, with the EPS revision providing the technical signal for algorithmic buying. No earnings news was required—the combination of a healthcare tailwind and an upward estimate revision triggered the move in a thinly traded stock.
AGL EPS revision history → · Screener snapshot from 2026-05-11 →
FAQ: AGL
Why did Agilon Health stock jump 34% in May 2026?
Agilon Health gained 33.5% after its forward EPS growth estimate was raised to 27.3% on May 11, 2026, attracting defensive capital rotation amid broader market uncertainty.
Is AGL a buy after the rally?
The 27.3% EPS growth estimate supports the healthcare value thesis, though the 34% four-day gain in a low-volume name suggests elevated volatility risk.
What caused Agilon Health's surge?
Agilon Health surged 33.5% following an upward EPS revision to 27.3%, with healthcare sector rotation providing the backdrop for the move in a stock that lacks recent earnings catalysts.
Why did COOK stock jump in May 2026?
Traeger surged 32.7% (from $41.34 to $54.86) after analysts raised its forward EPS growth estimate from 116.7% to 156.5% on May 12, 2026.
The 39.8 percentage point revision came one day after Q1 earnings showed adjusted EPS of $1.49, crushing the consensus loss estimate of $2.70, despite revenue declining 34%. Traeger also received a $12.4M IEEPA tariff refund that boosted Q1 profitability and prompted upward full-year guidance, triggering the massive EPS estimate increase.
COOK EPS revision history → · Screener snapshot from 2026-05-12 →
FAQ: COOK
Why did COOK stock jump 33% in May 2026?
Traeger surged 32.7% after its forward EPS growth estimate was raised from 116.7% to 156.5% on May 12, 2026, one day after reporting Q1 adjusted EPS of $1.49 versus an expected loss of $2.70.
Is Traeger a buy after the rally?
The 156.5% forward EPS growth estimate reflects the tariff refund benefit and margin expansion, but investors should separate the one-time $12.4M refund from underlying operational improvement.
What caused Traeger's Q1 2026 earnings beat?
Traeger reported Q1 2026 adjusted EPS of $1.49, crushing the $2.70 loss estimate, helped by a $12.4M IEEPA tariff refund and 420 basis points of gross margin expansion to 45.7%.
The EPS revision screener identified five stocks with 33-53% gains within days of estimate changes, with Traeger showing the largest revision-driven move (39.8pp) and AmpliTech leading on raw percentage gain. Technology dominated the list (4 of 5), suggesting AI and 5G infrastructure demand continues driving estimate revisions that the market is pricing in rapidly.
How We Identify These Stocks
We track daily changes in forward EPS estimates across thousands of US equities. When a stock's next-year earnings growth estimate is revised upward — confirmed by improvement in current-year estimates — it enters our watchlist. The stocks above were flagged on their detection dates and have since delivered the strongest price returns among all detected stocks.
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