York Space Systems (YSS) BlackRock Sells 401,674 Shares

What Happened
BlackRock Portfolio Management LLC (reported as a 10% owner) sold a total of 401,674 shares of York Space Systems (YSS) in two open-market transactions. On 2026-08-06 it sold 201,504 shares at $11.60 each for $2,337,446, and on 2026-08-07 it sold 200,170 shares at $10.99 each for $2,199,868, for a combined proceeds of approximately $4,537,314. These were sales (not purchases or option exercises) by an institutional investor—commonly routine portfolio rebalancing rather than an insider executive signal.

Key Details

• Transaction dates and prices:
  • 2026-08-06: 201,504 shares sold @ $11.60 = $2,337,446
  • 2026-08-07: 200,170 shares sold @ $10.99 = $2,199,868
• Shares owned after transaction: Not specified in the provided filing excerpt.
• Notable footnotes: The reported shares are held by multiple BlackRock-managed funds and accounts (see F1–F3); the filing states that various managers and funds disclaim beneficial ownership except to the extent of pecuniary interest. The filing also notes it reports holdings for certain BlackRock business units per SEC Release No. 34-39538.
• Timeliness: Filed 2026-08-10 for transactions on Aug 6–7; the filing date falls within the standard Form 4 reporting window and is not indicated as late.

Context
This is an institutional sale by a large asset manager (BlackRock) through funds and accounts it manages, not a company officer or director trade. Institutional disposals can reflect portfolio-level decisions (rebalancing or redemptions) and do not necessarily indicate management sentiment about the company.