Stock Fundamentals

Company Information

▼
Company Name
Amprius Technologies Inc.
Sector
Industrials
Industry
Electrical Equipment & Parts
Exchange
NYSE
ISIN: US03214Q1085
CIK: 0001899287
CUSIP: 03214Q108
Currency: USD
Full Time Employees: 99
Phone: 800 425 8803
Website: https://amprius.com
Fiscal Year End: December
IPO Date: Sep 15, 2022
Description:

Amprius Technologies, Inc. develops, manufactures, and markets lithium-ion batteries for mobility applications. The company offers silicon anode lithium-ion batteries under the SiCore and SiMaxx product platforms. Its batteries are primarily used for existing and emerging aviation applications, including unmanned aerial systems, such as drones and high-altitude pseudo satellites. The company was founded in 2008 and is headquartered in Fremont, California.

Address:

1180 Page Avenue, Fremont, CA, United States, 94538

Directors & Officers

▼
Name Title Year Born
Mr. Thomas Michael Stepien CEO & Board Director 1962
Mr. Ricardo C. Rodriguez Chief Financial Officer 1985
Dr. Constantin Ionel Stefan Chief Technology Officer 1973
Ms. Siyu Jiang Vice President of Legal Affairs NA
Mr. Scott Zafiropoulo Senior Director of Marketing NA
Mr. Ronnie Tao Vice President of Sales NA

Institutional Holders

▼
Holder Name Shares Date Reported % Out Value % Change
BlackRock Inc 7.46M Sep 30, 2025 5.71% $0.00 41.47%
Vanguard Group Inc 7.13M Dec 31, 2025 5.46% $0.00 9.46%
Morgan Stanley - Brokerage Accounts 2.74M Sep 30, 2025 2.10% $0.00 41.89%
Citadel Advisors Llc 2.51M Sep 30, 2025 1.92% $0.00 796.38%
Geode Capital Management, LLC 2.42M Sep 30, 2025 1.86% $0.00 52.16%
Driehaus Capital Management LLC 2.39M Dec 31, 2025 1.83% $0.13 -22.57%
Amvescap Plc. 2.38M Sep 30, 2025 1.82% $0.00 113.29%
State Street Corp 2.19M Sep 30, 2025 1.68% $0.00 86.09%
Deutsche Bank AG 2.07M Sep 30, 2025 1.58% $0.01 3,263.62%
The Goldman Sachs Group Inc 1.78M Sep 30, 2025 1.37% $0.00 230.23%
VOLORIDGE INVESTMENT MANAGEMENT, LLC 1.60M Dec 31, 2025 1.23% $0.04 -14.61%
UBS Group AG 1.55M Sep 30, 2025 1.19% $0.00 111.61%
Stephens Inv Mgmt Group LLC 1.44M Dec 31, 2025 1.10% $0.15 33.13%
Two Sigma Investments LLC 1.44M Dec 31, 2025 1.10% $0.02 -18.06%
NORGES BANK 1.30M Dec 31, 2025 1.00% $0.00 0.00%
Hudson Bay Capital Management LP 1.10M Dec 31, 2025 0.84% $0.03 0.00%
Charles Schwab Investment Management Inc 1.04M Dec 31, 2025 0.79% $0.00 6.40%
William Blair Investment Management, LLC 984.91K Dec 31, 2025 0.75% $0.02 0.00%
Jupiter Asset Management Limited 960.91K Dec 31, 2025 0.74% $0.06 381.94%
Susquehanna International Group, LLP 905.47K Sep 30, 2025 0.69% $0.00 3.21%

Shares Statistics

▼
Shares Outstanding: 130.48M
Shares Float: 121.45M
% Insiders: 855.30%
% Institutions: 5,735.00%
Short % Float: 13.77%

🏆 Top 10 Institutional Holders

▼
Rank Holder Name Shares Held % of Shares Change Date Reported
1 BlackRock Inc 7.46M 5.71% ▲ 41.47% Sep 30, 2025
2 Vanguard Group Inc 7.13M 5.46% ▲ 9.46% Dec 31, 2025
3 Morgan Stanley - Brokerage Accounts 2.74M 2.10% ▲ 41.89% Sep 30, 2025
4 Citadel Advisors Llc 2.51M 1.92% ▲ 796.38% Sep 30, 2025
5 Geode Capital Management, LLC 2.42M 1.86% ▲ 52.16% Sep 30, 2025
6 Driehaus Capital Management LLC 2.39M 1.83% ▼ 22.57% Dec 31, 2025
7 Amvescap Plc. 2.38M 1.82% ▲ 113.29% Sep 30, 2025
8 State Street Corp 2.19M 1.68% ▲ 86.09% Sep 30, 2025
9 Deutsche Bank AG 2.07M 1.58% ▲ 3,263.62% Sep 30, 2025
10 The Goldman Sachs Group Inc 1.78M 1.37% ▲ 230.23% Sep 30, 2025

Valuation Metrics

▼
Enterprise Value: $1.36B
Trailing P/E: 0.00
Forward P/E: 0.00

Financial Highlights

▼
Market Cap: $1.40B
EBITDA: $-27.04M
Book Value: $0.79
Earnings/Share: $-0.27
Profit Margin: -53.16%
Operating Margin: -21.90%
ROA (TTM): -14.90%
ROE (TTM): -39.01%
Revenue (TTM): $58.41M
Revenue/Share (TTM): $0.49
Earnings Growth (YOY): 0.00%
Revenue Growth (YOY): 172.80%

Stock Price History

▼

1 Year Price History

2 Years Price History

5 Years Price History

10 Years Price History

Download Financials (Excel)

Financial Charts

▼

Revenue & Net Income (Yearly)

Revenue & Net Income (Quarterly)

Operating Expenses (Yearly)

Operating Expenses (Quarterly)

Balance Sheet (Yearly)

Balance Sheet (Quarterly)

Assets Breakdown (Yearly)

Assets Breakdown (Quarterly)

Liabilities Breakdown (Yearly)

Liabilities Breakdown (Quarterly)

Earnings Per Share (EPS) History

▼

Financial Ratios (Yearly)

▼

Financial Ratios (Quarterly)

▼

Earnings History

▼

Balance Sheet (Yearly)

▼

Financial Ratios

▼
Date Current Ratio Debt/Equity Debt/Assets Interest Coverage Debt/EBITDA
2024-12-31 4.00x 0.05x 0.43x N/A -0.08x
2023-12-31 3.75x 0.02x 0.44x N/A -0.03x
2022-12-31 10.87x 0.01x 0.12x -25.45x -0.03x
2021-12-31 3.40x 0.09x 0.25x -663.94x -0.15x
2020-12-31 0.30x 0.64x 0.82x -1,489.80x -0.12x

Insider Trading

Date Insider Name Title Transaction Type Shares Price Value
Feb 23, 2026 Kang Sun N/A Sale 61.25K $10.16 $622.31K
Feb 23, 2026 Constantin Ionel Stefan N/A Sale 25.37K $10.16 $257.72K
Jan 28, 2026 Constantin Ionel Stefan N/A Sale 39.69K $12.00 $476.28K
Jan 23, 2026 Constantin Ionel Stefan N/A Sale 1.60K $12.00 $19.20K
Jan 22, 2026 Constantin Ionel Stefan N/A Sale 492.83K $12.04 $5.93M
Jan 21, 2026 Constantin Ionel Stefan N/A Sale 73.28K $12.00 $879.36K
Jan 20, 2026 Kang Sun N/A Sale 43.19K $11.03 $476.33K
Jan 16, 2026 Kang Sun N/A Sale 950.55K $11.07 $10.52M
Jan 12, 2026 Kang Sun N/A Sale 506.27K $10.10 $5.11M
Dec 11, 2025 Constantin Ionel Stefan N/A Sale 198.26K $10.51 $2.08M
Nov 21, 2025 Constantin Ionel Stefan N/A Sale 25.02K $10.08 $252.24K
Nov 21, 2025 Kang Sun N/A Sale 68.66K $10.08 $692.04K
Nov 17, 2025 Kang Sun N/A Sale 1.00M $10.60 $10.60M
Aug 21, 2025 Constantin Ionel Stefan N/A Sale 19.16K $6.82 $130.66K
Aug 21, 2025 Kang Sun N/A Sale 65.65K $6.82 $447.76K
Aug 21, 2025 Sandra Wallach N/A Sale 28.39K $6.82 $193.62K
May 21, 2025 Constantin Ionel Stefan N/A Sale 20.37K $2.43 $49.49K
May 21, 2025 Kang Sun N/A Sale 69.79K $2.43 $169.58K
May 21, 2025 Sandra Wallach N/A Sale 27.60K $2.43 $67.06K

📦 Raw API Data (JSON Explorer)

▼

Watchlist

0

No stocks in watchlist

Assistant

×
Hello! I'm your AI assistant. I have access to the financial data on this page. Ask me anything about AMPX.US!