YSS York Space Systems Inc.

NYSEActiveCommon stock

YSS is the ticker symbol of York Space Systems Inc., which is listed on NYSE.

YSS at a glance

Symbol
YSS
Company / issuer
York Space Systems Inc.
Security type
Common stock
Exchange
NYSE
Status
Actively traded
Seen in listing files
Jan 2026 – present
Sector
Industrials
Industry
Military/Government/Technical
IPO year
2026
Market cap
$1.3 billion (Sep 2026)

York Space Systems Inc. company profile

Industry (SIC)
Guided Missiles & Space Vehicles & Parts
Headquarters
Greenwood Village, CO
Incorporated in
DE
Fiscal year end
December 31
SEC filer category
Non-accelerated filer<br>Emerging growth company
Latest annual report
10-K filed 2026-03-20
Latest interim report
10-Q filed 2026-08-14
SEC CIK
2086587

Former company names

  • Yellowstone Midco Holdings II, LLC (until 2026)

Source: SEC EDGAR filer data.

YSS price chart

Interactive chart provided by TradingView (loads third-party scripts).

Frequently asked questions

What company has the ticker symbol YSS?

YSS is the ticker symbol of York Space Systems Inc on NYSE.

Is YSS still trading?

Yes. YSS appears in the current NYSE listings as of Sep 2026.

Which exchange is YSS listed on?

YSS is listed on NYSE.

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