York Space Systems, Inc.

YSS

$8.51

-1.85%

N/A-$0.16

Industrials

Aerospace & Defense

NYSE

Active Trading

York Space Systems, Inc. operates as a space and defense prime providing a comprehensive suite of mission-critical solutions for national security, government ...

Insider Transactions of YSS

Acquisitions (A)

Since Aug 4, 2026

Disposals (D)

Since Aug 4, 2026

Monthly shares of acquisitions/disposals with close price trend (shared daily price source)

Insider Trading Snapshot

Date	Executive	Title	Security	Side	Shares	Price
Aug 7, 2026	BlackRock Portfolio Management LLC	10 percent owner	Common Stock	D	200,170	$10.99
Aug 6, 2026	BlackRock Portfolio Management LLC	10 percent owner	Common Stock	D	201,504	$11.60
Aug 5, 2026	BlackRock Portfolio Management LLC	10 percent owner	Common Stock	D	116,162	$13.49
Aug 5, 2026	BlackRock Portfolio Management LLC	10 percent owner	Common Stock	D	11,884	$15.28
Aug 5, 2026	BlackRock Portfolio Management LLC	10 percent owner	Common Stock	D	116,162	$13.49

Insider Trading Snapshot

Acquisitions (A)

Disposals (D)

Total Shares Bought

Total Shares Sold

1,738,277

Monthly Insider Activity

Monthly shares of acquisitions/disposals with close price trend (shared daily price source)

Transactions by Title - Shares

X-axis: shares, sorted by total shares desc

Transactions by Title - Counts

X-axis: counts, sorted by A+D counts desc

Key People: Buy/Sell Activity and Price

BlackRock Portfolio Management LLC

10 percent owner • 10 txns

Transactions Table

Date	Executive	Title	Security	Side	Shares	Price	Value
Aug 7, 2026	BlackRock Portfolio Management LLC	10 percent owner	Common Stock	D	200,170	$10.99	$2,199,868.30
Aug 6, 2026	BlackRock Portfolio Management LLC	10 percent owner	Common Stock	D	201,504	$11.60	$2,337,446.40
Aug 5, 2026	BlackRock Portfolio Management LLC	10 percent owner	Common Stock	D	116,162	$13.49	$1,567,025.38
Aug 5, 2026	BlackRock Portfolio Management LLC	10 percent owner	Common Stock	D	11,884	$15.28	$181,587.52
Aug 5, 2026	BlackRock Portfolio Management LLC	10 percent owner	Common Stock	D	116,162	$13.49	$1,567,025.38
Aug 5, 2026	BlackRock Portfolio Management LLC	10 percent owner	Common Stock	D	11,784	$15.28	$180,059.52
Aug 4, 2026	BlackRock Portfolio Management LLC	10 percent owner	Common Stock	D	78,082	$15.02	$1,172,791.64
Aug 4, 2026	BlackRock Portfolio Management LLC	10 percent owner	Common Stock	D	468,476	$15.58	$7,298,856.08
Aug 4, 2026	BlackRock Portfolio Management LLC	10 percent owner	Common Stock	D	77,743	$15.02	$1,167,699.86
Aug 4, 2026	BlackRock Portfolio Management LLC	10 percent owner	Common Stock	D	456,310	$15.58	$7,109,309.80

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