York Space Systems Ownership & Insider Activity

York Space Systems (YSS) institutional and insider ownership, recent insider transactions and ownership breakdown.

Insiders own 7.6% of shares outstanding. Institutional investors hold 22.4%. Over the past 90 days, insiders made 3 sales worth $15.3M.

Shares Outstanding

137.358M

Shares Float

76.894M

Insider Shares Owned

10.404M

Insider % Owned

7.6%

Institutional Shares Held

30.775M

Institutional % Held

22.4%

Ownership Breakdown

Net Insider Activity by Month

Purchases (90d)

Sales (90d)

$15.3M total

Net Activity

Net Selling

Net Value (90d)

-$15.3M

York Space Systems Insider Transactions (Last 6 Months)

Date	Insider	Title	Type	Shares	Price	Value
Aug 6, 2026	BlackRock Portfolio Management LLC	10% OWNER	SELL	401.674K	$11.30	$4.5M
Aug 4, 2026	BlackRock Portfolio Management LLC	10% OWNER	SELL	661.999K	$15.14	$10.0M
Jul 31, 2026	BlackRock Portfolio Management LLC	10% OWNER	SELL	49.328K	$15.11	$745K
Jul 29, 2026	BlackRock Portfolio Management LLC	10% OWNER	SELL	204.213K	$15.22	$3.1M