Amprius Technologies, Inc. (AMPX) - Stock Analysis

Last updated: Sep 19, 2026

Research Idea

Research content for general circulation. Not individualized advice.Ā Methodology & Disclosures

Conditional growth+momentum idea: Q4 2025 revenue more than doubled YoY ($25.2M vs $10.6M) with a ~$53M order backlog and new wins (CES award, Nanotech Energy partnership, Korea Battery Alliance). Cash of ~$70–90M and no debt fund the ramp. Shares are up ~45% in 21 days and ~50% above the 21‑day SMA; follow-through on backlog conversion or additional design-win news could extend the surge in the very near term.

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Idea window: 3/10/2026 – 3/17/2026Sector: Industrials

AI Analyst Overview

Last Price
$8.35
Market Cap
$1.22B
1D Return
+2.08%
YTD Return
+5.83%

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Valuation Metrics

P/E
-28.7
P/B
9.5
P/S
11.2
EV/EBITDA
-35.0
Div Yield
—

Fundamental Analysis

6.0

Key Financial Insights: • Strong Liquidity • Improving Margins • Negative Cash Flow AMPX has strong liquidity and improving margins, but persistent losses, negative cash flow, rising working capital, and high valuation multiples make profitability execution the key investment risk.

Liquidity
ValuationRisk

Price Behavior

4.0

Key Price Behavior Insights: • Persistent downtrend • Support tested • Weak rebound Support Level: $9.10–$9.20 Resistance Level: $9.85–$9.90 AMPX remains bearish over the last month, with $9.10–$9.20 support holding but a break below it risking further downside unless price reclaims $9.85–$9.90.

Bearish
SupportWatch

Sentiment & News

7.0

Key News Insights: • UAV market outreach • 500 Wh/kg cell • Scalable manufacturing Amprius is targeting the UAV market with SiCoreĀ®500, a 500 Wh/kg silicon-anode cell designed for long endurance and scalable on conventional manufacturing equipment.

UAV
BatteryInnovation
AI

AI Summary

6.0
Neutral

AMPX is a high-upside but execution-dependent bet: improving revenue and margins support a shift toward commercial scale, but investors should wait for SiCore®500 orders, manufacturing yields, and cash conversion to validate its premium valuation before treating the launch as a durable re-rating catalyst.

CommercialScale
ExecutionRisk
SiCore500
AI summary updated 37 days ago

Description

Amprius Technologies manufactures lithium‑ion batteries that incorporate silicon nanowire anodes and supplies components and cells to customers in the aerospace, defense and electric vehicle sectors. The company was incorporated in 2008 and is headquartered in Fremont, California.

Idea History

DateCloseTickerCompanySummaryStatusP/L
Mar 10Mar 17AMPXAmprius Technologies, Inc.
Conditional growth+momentum idea: Q4 2025 revenue more than doubled YoY ($25.2M vs $10.6M) with a ~$53M order backlog and new wins (CES award, Nanotech Energy partnership, Korea Battery Alliance). Cash of ~$70–90M and no debt fund the ramp. Shares are up ~45% in 21 days and ~50% above the 21‑day SMA; follow-through on backlog conversion or additional design-win news could extend the surge in the very near term.
Closed+7.7%
Jan 30Feb 6AMPXAmprius Technologies, Inc.
Amprius Technologies (AMPX) is a hot idea with record Q3 revenue growth (+173% YoY), expanding customer base particularly in aviation and light EV markets, strong backlog growth (+83% QoQ), recognized technology leadership (CES 2026 Innovation Award), and positive technical momentum (~48% price increase in 3 weeks), underpinned by strong liquidity and narrowing losses.
Closed-1.6%
Research content for educational purposes only. Not investment advice. All decisions are your responsibility.