| Investor | Value | Of portfolio | Shares | Change | Quarter |
|---|---|---|---|---|---|
| Soros Fund Management · George Soros | $276.9K | 0.00% | 11.24K | New | Q2 2026 |
From each investor's quarterly 13F filing with the SEC: positions at the quarter's end, reported up to 45 days later. All investors
No member of Congress has disclosed a YSS trade since 2025.
From House and Senate STOCK Act reports. Members disclose trades, not holdings, as value ranges up to 45 days later, so amounts are estimates and “last move” is a hint at who still holds it, not a position. All recent congress trades
| Date | Insider | Transaction | Shares | Value |
|---|---|---|---|---|
| Aug 6, 2026 | Blackrock Portfolio Management LlcBeneficial Owner of more than 10% of a Class of Security | Sale at price 10.99 - 11.60 per share. | 401.7K | $4.54M |
| Aug 4, 2026 | Blackrock Portfolio Management LlcBeneficial Owner of more than 10% of a Class of Security | Sale at price 13.49 - 15.58 per share. | 662K | $10.02M |
| Aug 4, 2026 | Blackrock Portfolio Management LlcBeneficial Owner of more than 10% of a Class of Security | Sale at price 13.49 - 15.58 per share. | 674.6K | $10.22M |
| Aug 2, 2026 | Blackrock Portfolio Management LlcBeneficial Owner of more than 10% of a Class of Security | Sale at price 15.03 - 15.14 per share. | 49.3K | $745.31K |
| Jul 29, 2026 | Blackrock Portfolio Management LlcBeneficial Owner of more than 10% of a Class of Security | Sale at price 15.18 - 15.31 per share. | 204.2K | $3.11M |
| Jul 7, 2026 | Aeroequity Gp L.L.CBeneficial Owner of more than 10% of a Class of Security | Stock Award(Grant) at price 21.00 per share. | 2.29M | $48.08M |
| Jun 3, 2026 | Aeroequity Gp L.L.CBeneficial Owner of more than 10% of a Class of Security | Stock Award(Grant) at price 34.00 per share. | 287.8K | $9.78M |
| Jun 3, 2026 | Aeroequity Gp L.L.CBeneficial Owner of more than 10% of a Class of Security | Stock Award(Grant) at price 34.00 per share. | 430.1K | $14.62M |
| Apr 9, 2026 | Davidson JanineDirector | Stock Award(Grant) at price 0.00 per share. | 4.4K | — |
| Jan 29, 2026 | Frantz Brian DOfficer | Stock Award(Grant) at price 0.00 per share. | 10.3K | — |
| Jan 29, 2026 | Erwin Tami ADirector | Stock Award(Grant) at price 0.00 per share. | 5.3K | — |
| Jan 29, 2026 | Brothers Louis R JrDirector | Stock Award(Grant) at price 0.00 per share. | 5.3K | — |
| Jan 29, 2026 | Konert Kirk MichaelDirector | Stock Award(Grant) at price 0.00 per share. | 5.3K | — |
| Jan 29, 2026 | Mcconville JamesDirector | Stock Award(Grant) at price 0.00 per share. | 5.3K | — |
| Jan 29, 2026 | Rudra DevjyotiOfficer | Stock Award(Grant) at price 0.00 per share. | 23.5K | — |
| Jan 29, 2026 | Boyd AndrewDirector | Stock Award(Grant) at price 0.00 per share. | 5.3K | — |
| Jan 29, 2026 | Palko Monica JOfficer | Stock Award(Grant) at price 0.00 per share. | 54.4K | — |
| Jan 29, 2026 | Wallinger DirkChief Executive Officer | Stock Award(Grant) at price 0.00 per share. | 569.9K | — |
| Jan 29, 2026 | Wallinger DirkChief Executive Officer | Stock Award(Grant) at price 0.00 per share. | 211.2K | — |
| Jan 29, 2026 | Letarte TylerDirector | Stock Award(Grant) at price 0.00 per share. | 5.3K | — |
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.
Buy / hold / sell counts