
AmpliTech fell 15.4% from $2.66 to $2.25, behind the S&P 500's +12.3%. Its worst day was Aug 14 (−33.3%), and its low came Mar 30 at $1.76.
Nov 13, 2025 – Nov 13, 2026 · picked from earnings, analyst actions, headlines and the biggest daily moves
EPS of $-0.01 beat the $-0.09 estimate on $6.1M revenue (est. $5.0M); FY revenue guidance of $25.0M against the $24.0M consensus.
+18.0% · S&P 500 0.0%
Story events cover the past 12 months · Times ET
AmpliTech shares rose 18.3%, while the S&P 500 rose 0.2%.
+18.3% · S&P 500 +0.2%
EPS of $-0.14 missed the $-0.07 estimate on $4.5M revenue (est. $4.3M).
−32.1% · S&P 500 −1.7%
EPS of $-0.06 missed the $-0.05 estimate on $5.3M revenue (est. $5.0M).
+15.7% · S&P 500 +0.8%
AmpliTech shares rose 26.8%, while the S&P 500 rose 0.2%.
+26.8%, the year's best day · S&P 500 +0.2%
AmpliTech closed at its highest level of the year, 264.7% above where the year started.
+10.5% · S&P 500 −1.5%
EPS of $-0.12 missed the $-0.02 estimate on $8.1M revenue (est. $8.0M).
−33.3%, the year's worst day · S&P 500 −0.2%
EPS of $-0.07 missed the $0.12 estimate on $6.6M revenue (est. $14.0M); FY revenue guidance of $28.0M against the $36.4M consensus.
−4.3% · S&P 500 −0.4%
Where it ended: a close of $2.25 on Nov 13, 2026.
Nothing in the past 12 months.
All AMPG dividend historyChart by ChartIQ. Events, ratings, quote and fundamentals from Benzinga APIs. Daily bars for AMPG and SPY from Benzinga historical bars. Not investment advice.