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Deep Fission, Inc. (FISN)

NASDAQ

$10.96

$+0.21

(+1.91%)

Market Closed

Deep Fission, Inc. (FISN) Live Price Chart

Last updated: ⁦2026-06-29 22:00:01⁩. Prices reflect the latest closing data and will resume updating on the next trading day. Stock price data is sourced from Massive.

Key Market Data

Market Cap	$648.58M
Open	$11.24
High	$19.00
Low	$7.66
Previous Close	$10.75
Price Change	$+0.21
Percentage Change	+1.91%
Volume	272K

Deep Fission, Inc. (FISN) Stock Price Today

Deep Fission, Inc. (FISN) is currently trading at $10.96 as of 2026-06-29 21:55:00, reflecting a +1.91% move ($+0.21) from the previous close.

In the short term, the stock has returned -24.71% over the past four weeks. Over the last 12 months, Deep Fission, Inc. has recorded a -24.71% price change, indicating a Weak performance relative to the broader market.

Deep Fission, Inc. (FISN) 7-Day Stock Price Changes

Over the past seven days, Deep Fission, Inc. has traded within a short-term range shaped by market sentiment in the ELECTRIC SERVICES sector. During this period, the stock moved from its previous closing price of $12.00 to the latest recorded price of $10.96, reflecting an intraday change of +1.91%. Daily movements highlight shifts in trading volume (271,663), investor positioning, and reactions to macroeconomic updates.

From a momentum standpoint, FISN has delivered a -24.71% return over the past month and a -24.71% change in the last 12 months, indicating a Weak trend relative to its broader sector peers.

How to Buy Deep Fission, Inc. (FISN)

You can buy and trade FISN on MEXC in three simple steps:

Step 1: Create and Verify Your MEXC Account

Sign up on MEXC and complete the required identity verification (KYC). This ensures full access to trading features and secure funding options.

Step 2: Deposit Funds Into Your Account

Choose your preferred payment method to add USDT or other supported assets to your MEXC wallet. Depositing crypto is the fastest way to get started.

Step 3: Search for FISN and Execute Your Trade

Open the trading page, enter FISN in the search bar, select the amount of FISN you would like to purchase. Place a market order for instant execution or a limit order to buy at your target price.

What is Deep Fission, Inc. (FISN)?

Deep Fission Inc is a nuclear energy technology company developing a small modular reactor based on established pressurized water reactor technology, with novel emplacement in deep boreholes approximately one mile below the Earth's surface. Its reactor, which is referred to as the Gravity Reactor, will leverage subsurface conditions to support key containment and operating functions, including the use of hydrostatic pressure from a water column within the borehole to support reactor operating pressure and cooling, and the surrounding geological formation to provide structural confinement and shielding. The group's focus is within the United States, where electricity demand growth, expanding digital infrastructure, and evolving energy policy.

Deep Fission, Inc. Information

Industry	ELECTRIC SERVICES
Employees	--
Sector	ELECTRIC SERVICES
Company Website	https://www.deepfission.com

Frequently Asked Questions (FAQ)

1.What is the current share price of Deep Fission, Inc.?

The latest trading price for Deep Fission, Inc. (Common Stock) is $ 10.96, compared with a previous closing price of $ 10.75. That means the stock has moved +1.91% so far today. Intraday price updates and recent trading activity for FISN can be tracked on the live chart and quote section on this page.

2.Is Deep Fission, Inc. stock going up or down?

Looking at recent performances, FISN has returned -24.71% over the past month, -24.71% over the last six months and -24.71% over the past year. These figures capture share-price changes only, not the impact of dividends. Together they describe Weak price momentum for Deep Fission, Inc. stock, but keep in mind that past returns do not guarantee future results.

3.Where does FISN currently sit relative to its 52-week high and low?

In the most recent 52-week period, Deep Fission, Inc. has traded between a low of $ 7.66 and a high of $ 19.00. This 52-week range helps show where today's share price sits relative to its recent highs and lows, and is often used by investors to judge stock volatility, potential support and resistance levels, and whether FISN is currently nearer the top or the bottom of its one-year trading band.

4.How is Deep Fission, Inc. classified by sector and industry?

Deep Fission, Inc. is classified in the ELECTRIC SERVICES sector. In practice, this means Deep Fission, Inc. is grouped with other companies that serve similar end-markets and operate under comparable competitive and regulatory conditions. For investors, knowing FISN’s sector helps with portfolio diversification, peer comparisons, and understanding how broader trends affecting the ELECTRIC SERVICES sector could influence Deep Fission, Inc.’s performance.

5.Where is Deep Fission, Inc. listed and how large is it by market value?

Deep Fission, Inc. is listed on the NASDAQ stock exchange in United States. Based on a market capitalization of $ 648.58M, the company is classified as a Small-cap stock. Market cap gives a quick sense of Deep Fission, Inc.'s size and importance in the equity market and is often used by investors and index providers when constructing portfolios or benchmarks.

6.What does FISN's EPS tell investors about its profitability?

Trailing-twelve-month EPS of -- summarises how much profit Deep Fission, Inc. has generated per share over the last year. Rising EPS over time can signal improving profitability or effective share repurchases, while flat or declining EPS may point to slower growth or margin pressure. EPS is a key input into valuation metrics such as P/E and is often monitored closely around earnings announcements.

7.How can I track Deep Fission, Inc.'s financial performance over time?

To follow Deep Fission, Inc.'s financial performance, investors typically review its quarterly and annual reports, which include detailed income statements, balance sheets and cash-flow statements. Combining these filings with key market data shown on this page—such as share price trends, P/E and dividend yield—provides a more complete view of how FISN is performing and how the market is responding.

8.When is Deep Fission, Inc. expected to report earnings?

Deep Fission, Inc.'s next scheduled earnings release is currently expected on -- (the date may be updated by the company). Earnings announcements often act as important catalysts for FISN, as they provide updated information on revenue, profitability and management's outlook.

9.What usually comes out in Deep Fission, Inc.'s earnings reports?

Deep Fission, Inc.'s earnings reports typically include headline figures such as revenue, net income and EPS, along with commentary on segment performance, margins, cash flow and guidance for future periods. Investors compare these results with market expectations and prior periods to assess whether FISN is meeting, beating or missing expectations.

10.How can I stay informed about Deep Fission, Inc.'s results and guidance?

You can stay up to date on Deep Fission, Inc. by reviewing its quarterly earnings releases, listening to or reading transcripts of earnings calls, and following company news and filings. Pairing this fundamental information with the price and return data for FISN on this page helps you see how new information is being reflected in the stock.

11.Does Deep Fission, Inc. pay a regular cash dividend to its shareholders?

Deep Fission, Inc. Non-paying. Based on the latest information, the stock has an indicated annual cash dividend of -- per share and a current dividend yield of -- at the recent share price. Dividends are typically paid --, although the board can change the dividend policy at any time. Income-focused investors often monitor FISN's dividend level, payment frequency and any announcements about future dividends when assessing the stock's appeal as a dividend-paying investment.

12.What are the current dividend yield and dividend payout ratio for FISN?

Based on the latest earnings data, FISN has a dividend yield of -- and a dividend payout ratio of --. The dividend yield shows how much cash return an investor receives from dividends each year relative to the current share price, helping assess whether Deep Fission, Inc. is an attractive income stock. The dividend payout ratio measures what percentage of earnings Deep Fission, Inc. distributes to shareholders as dividends versus how much it retains to reinvest in the business, which is an important indicator of dividend sustainability and room for future dividend growth.

13.What kind of business is Deep Fission, Inc.?

Deep Fission, Inc. is a publicly traded company in the ELECTRIC SERVICES industry within the ELECTRIC SERVICES sector. It generates revenue from products and services related to this core business area, and investors can find a detailed description of its operations, strategy and geographic exposure in the company's annual report and other regulatory filings.

14.How is FISN valued in terms of P/E ratio and EPS?

Deep Fission, Inc. currently trades at a price-to-earnings (P/E) ratio of --, based on trailing-twelve-month earnings per share (EPS) of --. P/E is calculated by dividing the share price by EPS and shows how much investors are paying today for each unit of Deep Fission, Inc.'s earnings. Comparing FISN's P/E and EPS to those of other ELECTRIC SERVICES companies can help investors judge whether its valuation looks rich or attractive.

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Disclaimer

The stock price information displayed on this page is provided for reference purposes only and may be delayed or differ from real-time market data. Prices, charts, and related metrics do not constitute investment advice and should not be relied upon for trading or investment decisions. MEXC is not responsible for any losses incurred based on the stock price information provided on this page. Please refer to official market sources or consult licensed financial professionals before making any investment decisions.

FISN-to-USD Calculator

Amount

FISN

USD

1 FISN = 10.962 USD