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NYSE · Aerospace & Defense · USD

York Space Systems, Inc. (YSS) Stock Analysis

York Space Systems, Inc. (YSS) is a Aerospace & Defense stock listed on NYSE and quoted in US Dollar.

Last Updated: October 21, 2026

YSS

$5.94

+$0.21 (+3.66%)

Oct 21, 2026 · Market close

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Price History

Hover for the daily close. The dotted line marks the period open.

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YSS Key Statistics

As of Oct 21, 2026
Trading
Open
$5.87
Previous Close
$5.73
Day's Range
5.79–6.02
52-Week Range
5.52–44.54
Volume
3.16M
Valuation
Market Cap
$815.90M
P/E Ratio
unprofitable
P/S ratioMarket value divided by annual revenue. Useful for companies that are not yet profitable, where a P/E cannot be calculated.
2.01
EPS (ttm)Profit attributable to each share over the last twelve months.
−2.22
Financials (FY)
Revenue (FY)
$386.20M+52.33%
Net Income (FY)
−$84.54M
Profit marginThe share of revenue left as profit after all costs and taxes.
−50.06%
Shares OutstandingThe total number of shares held by all investors. Market value is this figure multiplied by the share price.
137.36M
Dividend and dates
Earnings Date
November 12, 2026estimated
Avg Volume
3.09M

Only metrics the company reports are shown. Data provided by Yahoo Finance via yfinance. Updated daily.

Key facts

York Space Systems, Inc. (YSS) has a market capitalization of $815.90M.

In fiscal 2025, YSS reported revenue of $386.20M.

YSS Revenue and Earnings by Fiscal Year

FY ends December
Fiscal yearRevenueNet incomeNet margin
2025$386.20M−$84.54M−21.9%
2024$253.53M−$98.91M−39.0%
2023$238.10M−$29.66M−12.5%
Fiscal yearRevenueGross profitOperating incomeNet incomeNet margin
2025$386.20M$75.46M−$58.55M−$84.54M−21.9%
2024$253.53M$32.42M−$91.80M−$98.91M−39.0%
2023$238.10M$54.90M−$42.89M−$29.66M−12.5%

Annual figures as reported, in the company's reporting currency. As of December 31, 2025.

YSS Valuation vs Aerospace & Defense Median

Median of 98 stocks
MetricYSSAerospace & Defense medianvs median
P/S ratio2.013.8147% below
Profit margin−50.06%5.29%55.4 pts below

Medians across 98 Aerospace & Defense stocks that report the metric. Medians, not averages, so one outlier cannot move them. As of October 21, 2026.

Recent News

All 20 articles ↓

News provided by third-party sources. Not financial advice.

Analysis

Data-derived

Company Overview

York Space Systems, Inc. (YSS) carries a market capitalisation of $815.90M. It is classified in the Aerospace & Defense industry, within the Industrials sector. The company reports 710 employees.

The most recent close on file for YSS is $5.94, dated October 21, 2026. That is +$0.21 (+3.66%) against the previous close. The 52-week range on file runs from $5.52 to $44.54. The latest close sits 7.61% above that 52-week low.

Financial Health

In fiscal 2025, York Space Systems, Inc. reported revenue of $386.20M. Against the prior fiscal year total of $253.53M, that is a change of +52.33%. The same year closed with a net loss of $84.54M. The reported profit margin is −50.06%. That is 55.4 percentage points below the Aerospace & Defense median of 5.29%. Earnings per share on a trailing basis come to −2.22.

Across the 3 fiscal years on file, revenue moves from $238.10M in 2023 to $386.20M in 2025. Of those 3 years, 0 report positive net income.

Valuation Assessment

No trailing P/E applies: the last reported earnings figure is negative. The price-to-sales ratio is 2.01. On price-to-sales that is 47.16% below the Aerospace & Defense median of 3.81. 98 Aerospace & Defense companies report these metrics, and the medians quoted come from that group.

The stored price history starts on January 29, 2026, and the total return since then is −82.33%.

Growth & Income

The record shows no dividend for YSS.

So far in 2026 the total return is −82.33%.

Peer Comparison

York Space Systems, Inc. (YSS) operates in the Aerospace & Defense industry. Here is how it compares to its closest peers by market capitalization:

Company Ticker Market Cap P/E Ratio
York Space Systems, Inc. YSS $815.90M —
Space Exploration Technologies Corp. SPCX $2.10T —
GE Aerospace GE $306.99B 34.9
RTX Corporation RTX $258.23B 33.7

The Aerospace & Defense industry average P/E ratio is 33.9x. York Space Systems, Inc. has no P/E ratio because it is not currently profitable.

Every figure above is read from this page's own data on each daily rebuild. Informational only, not financial advice. As of October 21, 2026.

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About York Space Systems, Inc.

York Space Systems, Inc. operates as a space and defense prime providing a comprehensive suite of mission-critical solutions for national security, government and commercial customers in the United States. It provides space and defense primes with proprietary hardware and software capabilities designed to address customers' requirements across the elements of the space ecosystem throughout the mission lifecycle. The company also engages in the design, production, integration, and operation of spacecraft to manage spacecraft and constellations. It offers S-CLASS, LX-CLASS, and M-CLASS spacecraft, which are satellite platforms to a range of space market needs. In addition, the company provides software that enables versatile integration of a variety of payloads for customers and supply chain commonalities across platforms, as well as software-enabled services. The company was formerly known as Yellowstone Midco Holdings II, LLC and changed its name to York Space Systems, Inc. in January 2026. York Space Systems, Inc. was founded in 2012 and is based in Greenwood Village, Colorado.

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