How many insider trades does FilingIQ track for YSS?

FilingIQ tracks 16 Form 4 insider transactions for YSS (York Space Systems Inc.), covering filings from Jan 30, 2026 onwards. 1 of those were filed in the last 90 days.

Are YSS insiders net buyers or net sellers?

Across the full Form 4 history for YSS, 3 transactions (19%) were open-market purchases and 0 (0%) were open-market sales. Compensatory awards and option exercises are filtered out of these counts.

Where does YSS insider data come from?

Every transaction shown on this page is sourced directly from SEC EDGAR Form 4 filings. FilingIQ parses the raw XML, normalises insider identity across reporting variations, and scores each trade on its multi-factor composite model.

What sector is YSS in?

York Space Systems Inc. (YSS) is classified in the Industrials sector, specifically Aerospace & Defense, with a current market capitalisation of $3.63B.

YSS insider trading

Industrials

York Space Systems Inc. — scored insider trade history from SEC Form 4 filings, parsed and contextualised by FilingIQ.

Total Form 4 trades

Last 90 days

Buys / sells

19% / 0%

Market cap

$3.63B

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 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; and 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.

Company website: www.yorkspacesystems.com

YSS insider activity at a glance

FilingIQ has scored 16 insider transactions for YSS since Jan 30, 2026. The most recent filing in our index is dated Apr 10, 2026.

Across the full history, 3 open-market purchases and 0 open-market sales were filed under transaction codes P and S respectively. Compensatory share awards (code A) and option exercises (code M) are tracked separately and not counted here.

The average FilingIQ composite score on YSS insider trades is 57.7/100, produced by FilingIQ's multi-factor Form 4 model. Model framework documented at methodology.

View live YSS trades on FilingIQ Raw filings on SEC EDGAR

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Frequently asked

How many insider trades does FilingIQ track for YSS?: FilingIQ tracks 16 Form 4 insider transactions for YSS (York Space Systems Inc.), covering filings from Jan 30, 2026 onwards. 1 of those were filed in the last 90 days.
Are YSS insiders net buyers or net sellers?: Across the full Form 4 history for YSS, 3 transactions (19%) were open-market purchases and 0 (0%) were open-market sales. Compensatory awards and option exercises are filtered out of these counts.
Where does YSS insider data come from?: Every transaction shown on this page is sourced directly from SEC EDGAR Form 4 filings. FilingIQ parses the raw XML, normalises insider identity across reporting variations, and scores each trade on its multi-factor composite model.
What sector is YSS in?: York Space Systems Inc. (YSS) is classified in the Industrials sector, specifically Aerospace & Defense, with a current market capitalisation of $3.63B.

Methodology & sources

Every YSS insider transaction shown on FilingIQ is parsed directly from a public SEC Form 4 XML filing. Insider identity is normalised across reporting variants (CIK changes, name spellings, related-party indirect holdings). The FilingIQ composite score is documented in full on the team page and algo disclosure. Not investment advice; see disclaimer.