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Comparative Price Performance Over Time

Compare Price & Volume

Company	Current Price	50-Day Moving Average	52-Week Range	Market Cap	Beta	Avg. Volume	Today's Volume
ADNWW Advent Technologies	$0.02 +1.2%	$0.01	$0.00 ▼ $0.06	N/A	N/A	184,120 shs	2.24 million shs
AONEQ A123 Systems		$0.00	$0.01 ▼ $1.16	N/A	N/A	5.95 million shs	N/A
STWOU ACON S2 Acquisition	$8.48 +8.2%	$8.48	$7.74 ▼ $12.77	N/A	N/A	15,569 shs	6,700 shs
XNNHQ Xenonics		$0.00	$0.00 ▼ $0.00	N/A	N/A	4,640 shs	N/A

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Compare Price Performance

Company	1-Day Performance	7-Day Performance	30-Day Performance	90-Day Performance	1-Year Performance
ADNWW Advent Technologies	0.00%	+361.11%	+344.64%	+200.00%	+149.00%
STWOU ACON S2 Acquisition	0.00%	0.00%	0.00%	0.00%	0.00%
XNNHQ Xenonics	0.00%	0.00%	0.00%	0.00%	0.00%

Compare MarketRank™

Company	Overall Score	Analyst's Opinion	Short Interest Score	Dividend Strength	ESG Score	News and Social Media Sentiment	Company Ownership	Earnings & Valuation
ADNWW Advent Technologies	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A
AONEQ A123 Systems	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A
STWOU ACON S2 Acquisition	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A
XNNHQ Xenonics	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A

Compare Analyst Forecasts

Company	Consensus Rating	Consensus Price Target	% Upside from Current Price
ADNWW Advent Technologies	N/A	N/A	N/A
AONEQ A123 Systems	N/A	N/A	N/A
STWOU ACON S2 Acquisition	N/A	N/A	N/A
XNNHQ Xenonics	N/A	N/A	N/A

Compare Sales & Book Value

Company	Annual Revenue	Price/Sales	Cashflow	Price/Cash	Book Value	Price/Book
ADNWW Advent Technologies	$115K	N/A	N/A	N/A	N/A	N/A
AONEQ A123 Systems	N/A	N/A	N/A	N/A	N/A	N/A
STWOU ACON S2 Acquisition	N/A	N/A	N/A	N/A	N/A	N/A
XNNHQ Xenonics	N/A	N/A	N/A	N/A	N/A	N/A

Compare Profitability & Earnings

Company	Net Income	EPS	Forward P/E Ratio	P/E Growth	Net Margins	Return on Equity (ROE)	Return on Assets (ROA)	Next Earnings Date
ADNWW Advent Technologies	N/A	N/A	∞	N/A	N/A	N/A	N/A	N/A
AONEQ A123 Systems	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A
STWOU ACON S2 Acquisition	N/A	N/A	∞	N/A	N/A	N/A	N/A	N/A
XNNHQ Xenonics	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A

Compare Dividends

Company	Annual Payout	Dividend Yield	3-Year Dividend Growth	Payout Ratio	Years of Consecutive Growth
ADNWW Advent Technologies	N/A	N/A	N/A	N/A	N/A
AONEQ A123 Systems	N/A	N/A	N/A	N/A	N/A
STWOU ACON S2 Acquisition	N/A	N/A	N/A	N/A	N/A
XNNHQ Xenonics	N/A	N/A	N/A	N/A	N/A

Compare Ownership

Institutional Ownership

Company	Institutional Ownership
ADNWW Advent Technologies	N/A
AONEQ A123 Systems	N/A
STWOU ACON S2 Acquisition	N/A
XNNHQ Xenonics	N/A

Insider Ownership

Company	Insider Ownership
ADNWW Advent Technologies	N/A
AONEQ A123 Systems	N/A
STWOU ACON S2 Acquisition	N/A
XNNHQ Xenonics	8.90%

Compare Miscellaneous Stats

Company	Employees	Shares Outstanding	Free Float	Optionable
ADNWW Advent Technologies	200	N/A	N/A	Not Optionable
AONEQ A123 Systems	N/A	N/A	N/A	Not Optionable
STWOU ACON S2 Acquisition	270	N/A	N/A	Not Optionable
XNNHQ Xenonics	10	N/A	N/A	Not Optionable

XNNHQ, AONEQ, STWOU, and ADNWW Headlines

Recent News About These Companies

No headlines for this company have been tracked by MarketBeat.com

Media Sentiment Over Time

XNNHQ, AONEQ, STWOU, and ADNWW Company Descriptions

Advent Technologies NASDAQ:ADNWW

$0.02 +0.00 (+1.22%)

Closing price 08/15/2025 03:58 PM Eastern

Extended Trading

$0.02 0.00 (-16.06%)

As of 08/15/2025 07:25 PM Eastern

Advent Technologies Holdings, Inc., an advanced materials and technology development company, operates in the fuel cell and hydrogen technology markets in North America, Europe, and Asia. It develops, manufactures, and assembles fuel cell systems and critical components that determine the performance of hydrogen fuel cells and other energy systems. The company offers high-temperature proton exchange membrane (HT-PEM) fuel cells, including membrane electrode assemblies, bipolar plates, and reformers, as well as provides fuel-cell stack assembly and testing services. It serves stationary power, portable power, automotive, aviation, energy storage, and sensor markets. The company is headquartered in Boston, Massachusetts.

A123 Systems OTCMKTS:AONEQ

B456 Systems, Inc., formerly A123 Systems, Inc. no longer has any operations. In June 2013, B456 Systems, Inc. went out of business as per its Chapter 11 liquidation filing under bankruptcy. B456 Systems, Inc. has completed the sale of substantially all of its assets to Wanxiang America Corporation and Navitas Systems LLC that was approved by the United States Bankruptcy Court for the District of Delaware. Previously, it was engaged in the design, development, manufacture, and sale of rechargeable lithium-ion batteries and energy storage systems worldwide.

ACON S2 Acquisition OTCMKTS:STWOU

$8.48 +0.64 (+8.16%)

As of 10/8/2021

ACON S2 Acquisition Corp. does not have significant operations. It intends to effect a merger, share exchange, asset acquisition, stock purchase, recapitalization, reorganization, or similar business combination with one or more businesses or entities. The company was incorporated in 2020 and is based in Washington, District of Columbia.

Xenonics OTCMKTS:XNNHQ

Xenonics Holdings, Inc. designs, manufactures, and markets portable illumination products and low light viewing systems (night vision) in the United States. It offers NightHunter ONE, a lightweight illumination system, which can be used on vehicles, boats, and helicopters; NightHunter EXT, a lightweight illumination system for mounting on heavy guns and for use on stationary platforms, or vehicles, boats, or helicopters; and NightHunter 3 for handheld use or mounting on light, medium, and heavy machine guns or vehicles. The company also provides SuperVision that allows user to see in the dark with clarity than conventional night vision; SuperVision Video Out to connect the video signal to a computer recording device or monitor for surveillance; SuperVision Tactical Packages for law enforcement professionals; and SuperVision Vehicle Patrol Packages to make law enforcement patrol operations safer. It markets its illumination products under the NightHunter brand and night vision products under the SuperVision brand. The company serves military forces; the U.S. Department of Homeland Security; law enforcement, fire, search, and rescue; and commercial markets. Xenonics Holdings, Inc. was founded in 1996 and is headquartered in Carlsbad, California.

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Comparative Price Performance Over Time