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YSS
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York Space Systems, Inc.

YSS · Industrials · York Space Systems, Inc. operates as a space and defense prime providing a comprehensive suite of mission-critical solutions for national s…

York Space Systems, Inc. (YSS), in the Industrials sector, has 6 disclosed filings on Paydirt over the trailing twelve months from 1 corporate insider: 1 purchase and 5 sales, 1 filed past the deadline. Filers took a median of 4 days from execution to disclosure, and the most recent trade was executed Aug 7 and filed Aug 10. The most active filer was BlackRock Portfolio Management LLC with 6 filings.

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Filings, ttm
6
1 buy · 5 sells · 1 late
Traders, ttm
1
1 insider
Volume, ttmiDollar value disclosed in the window
$54.2M
estimated for Congress, as filed for insiders
Median delay
4d
execution to disclosure
Last traded
Aug 7
Filed Aug 10
ADViAverage daily dollar volume
$21.9M
market data
Share price · 12M
$9.76 (-71.0%)
$43.45$26.33$9.20Jan 29May 12Aug 24

Adjusted for splits and dividends.

Volume by month
$25.6M$12.8M$0Oct 2024Apr 2025Oct 2025Apr 2026Feb 2026 · buys $25.6MJul 2026 · sells $3.1MAug 2026 · sells $25.5M
Buys $25.6M Sells $28.6M

Estimated for Congress, as filed for insiders · by filing month · past 24 months

Who filed
BL BlackRock Portfolio Management LLC 10% owner 6 filings
Recent filings
BlackRock Portfolio Management LLCSALE 10% owner $4.5M
401,674 sh across 2 lots
Exec Aug 6
Filed Aug 10 · 6:16 PM ET
BlackRock Portfolio Management LLCSALE 10% owner $10.2M
674,604 sh across 4 lots
Exec Aug 4
Filed Aug 10 · 6:02 PM ET †
BlackRock Portfolio Management LLCSALE 10% owner $10.0M
661,999 sh across 4 lots
Exec Aug 4
Filed Aug 6 · 4:02 PM ET
BlackRock Portfolio Management LLCSALE 10% owner $745K
49,328 sh across 2 lots
Exec Jul 31
Filed Aug 4 · 4:17 PM ET
BlackRock Portfolio Management LLCSALE 10% owner $3.1M
204,213 sh across 2 lots
Exec Jul 29
Filed Jul 31 · 4:47 PM ET
BlackRock Portfolio Management LLCPURCHASE 10% owner $25.6M
752,500 sh × $34.00
Exec Jan 30
Filed Feb 3 · 5:22 PM ET