Amprius Technologies, Inc.

NYSE:AMPX Stock Report

Market Cap: US$406.4m

Amprius Technologies Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

NYSE:AMPX Recent Insider Transactions by Companies or Individuals
DateValueNameEntityRoleSharesMax Price
21 Nov 24SellUS$33,709Sandra WallachIndividual17,158US$1.96
21 Nov 24SellUS$322,016Jonathan BornsteinIndividual166,706US$1.96
21 Nov 24SellUS$16,846Constantin StefanIndividual8,575US$1.96
21 Nov 24SellUS$66,362Kang SunIndividual33,779US$1.96
05 Sep 24SellUS$352,277Justin MirroIndividual390,000US$1.00
05 Sep 24SellUS$289,574Kensington Capital Partners, LLCCompany320,000US$1.00
04 Sep 24SellUS$18,892Amprius, IncCompany19,555US$1.00
21 Aug 24SellUS$34,666Kang SunIndividual33,333US$1.04
21 Aug 24SellUS$19,390Jonathan BornsteinIndividual18,644US$1.04
21 Aug 24SellUS$18,310Sandra WallachIndividual17,606US$1.04
21 Aug 24SellUS$9,152Constantin StefanIndividual8,800US$1.04
14 Jun 24SellUS$243,470Justin MirroIndividual200,000US$1.30
14 Jun 24SellUS$729,740Kensington Capital Partners, LLCCompany600,000US$1.30
22 May 24SellUS$25,185Sandra WallachIndividual18,794US$1.36
22 May 24SellUS$26,670Jonathan BornsteinIndividual19,902US$1.36
22 May 24SellUS$47,685Kang SunIndividual35,584US$1.36
22 May 24SellUS$12,587Constantin StefanIndividual9,393US$1.36

Insider Trading Volume

Insider Buying: AMPX insiders have only sold shares in the past 3 months.

Ownership Breakdown

What is the ownership structure of AMPX?
Owner TypeNumber of SharesOwnership Percentage
Private Companies2,500,0712.36%
Individual Insiders5,057,3094.78%
Institutions10,475,9439.9%
VC/PE Firms21,738,65720.5%
General Public66,066,80962.4%

Dilution of Shares: Shareholders have been diluted in the past year, with total shares outstanding growing by 19.7%.

Top Shareholders

Top 25 shareholders own 36.16% of the company
OwnershipNameSharesCurrent ValueChange %Portfolio %
7.57%
SAIF Partners
8,012,673US$30.8m0%1.4%
6.53%
VantagePoint Capital Partners
6,912,992US$26.5m3,360%100.0%
6.44%
Trident Capital, Inc.
6,812,992US$26.2m6,710%100.0%
2.36%
Amprius, Inc
2,500,071US$9.6m-96.2%no data
2.02%
Yi Cui
2,141,007US$8.2m8,460%no data
1.96%
Kensington Capital Partners, LLC
2,073,042US$8.0m41.3%100.0%
1.5%
Invesco Capital Management LLC
1,585,083US$6.1m33.4%no data
1.15%
Justin Mirro
1,212,895US$4.7m-24.3%no data
0.98%
Jonathan Bornstein
1,040,950US$4.0m0.17%no data
0.92%
The Vanguard Group, Inc.
977,647US$3.8m0.71%no data
0.92%
Zazove Associates LLC
969,931US$3.7m-12.2%4.91%
0.65%
BlackRock, Inc.
692,529US$2.7m9.97%no data
0.52%
Geode Capital Management, LLC
548,138US$2.1m50.9%no data
0.4%
Kestra Advisory Services, LLC
423,500US$1.6m243%0.01%
0.27%
State Street Global Advisors, Inc.
286,390US$1.1m4.72%no data
0.26%
Charles Schwab Investment Management, Inc.
274,047US$1.1m125%no data
0.25%
Susquehanna International Group, LLP, Asset Management Arm
265,570US$1.0m76.3%no data
0.25%
Stifel Asset Management Corp.
264,277US$1.0m64.1%no data
0.24%
Walleye Capital LLC
255,642US$981.7k-38.4%0.01%
0.21%
Donald Dixon
218,107US$837.5k85%no data
0.18%
Bridgeway Capital Management, LLC
195,000US$748.8k0%0.01%
0.16%
LMR Partners LLP
165,407US$635.2k0%0.02%
0.15%
Kang Sun
163,492US$627.8k50.6%no data
0.15%
Northern Trust Global Investments
156,050US$599.2k53.8%no data
0.12%
Constantin Stefan
126,217US$484.7k116%no data

Company Analysis and Financial Data Status

DataLast Updated (UTC time)
Company Analysis2025/01/07 07:04
End of Day Share Price 2025/01/07 00:00
Earnings2024/09/30
Annual Earnings2023/12/31

Data Sources

The data used in our company analysis is from S&P Global Market Intelligence LLC. The following data is used in our analysis model to generate this report. Data is normalised which can introduce a delay from the source being available.

PackageDataTimeframeExample US Source *
Company Financials10 years
  • Income statement
  • Cash flow statement
  • Balance sheet
Analyst Consensus Estimates+3 years
  • Forecast financials
  • Analyst price targets
Market Prices30 years
  • Stock prices
  • Dividends, Splits and Actions
Ownership10 years
  • Top shareholders
  • Insider trading
Management10 years
  • Leadership team
  • Board of directors
Key Developments10 years
  • Company announcements

* example for US securities, for non-US equivalent regulatory forms and sources are used.

Unless specified all financial data is based on a yearly period but updated quarterly. This is known as Trailing Twelve Month (TTM) or Last Twelve Month (LTM) Data. Learn more here.

Analysis Model and Snowflake

Details of the analysis model used to generate this report is available on our Github page, we also have guides on how to use our reports and tutorials on Youtube.

Learn about the world class team who designed and built the Simply Wall St analysis model.

Industry and Sector Metrics

Our industry and section metrics are calculated every 6 hours by Simply Wall St, details of our process are available on .

Analyst Sources

Amprius Technologies, Inc. is covered by 10 analysts. 7 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.

AnalystInstitution
Jeffrey GramppAlliance Global Partners
Ryan PfingstB. Riley Securities, Inc.
Christopher SoutherB. Riley Securities, Inc.