YORK SPACE SYSTEMS INC (YSS) Stock Ownership

NYSE:YSS • US9870841007

21.65 USD
+0.25 (+1.17%)
At close: Mar 9, 2026
22.32 USD
+0.67 (+3.09%)
After Hours: 3/9/2026, 4:43:21 PM
YSS Ownership Chart.YSS Ownership Chart: showing Insider, Institutional ownership and shares available to the public.YSS Ownership.InsiderInstitutionalPublic



Shares Outstanding126.94M
Float113.73M
Float Short Interest PercentageN/A
Owners (insider)10.4%
Owners (institutional)37.69%
Owners (insider) change7.19%
Owners (institutional) changeN/A
YSS Institutional Ownership HistoryYSS Institutional Ownership HistoryYSS Institutional Ownership History
YSS Historical Insider Transactions ChartYSS Historical Insider Buy and Sell Transactions ChartYSS Historical Insider Transactions Apr 2025 May 2025 Jun 2025 Jul 2025 Aug 2025 Sep 2025 Oct 2025 Nov 2025 Dec 2025 Jan 2026 Feb 2026 Mar 2026 500K 1M 1.5M
Date Name Type Shares Price Amount
Jan 30, 2026 McConville James Grant 5294 0.00 $ 0.00
Jan 30, 2026 Wallinger Dirk Grant 569920 0.00 $ 0.00
Jan 30, 2026 Letarte Tyler Grant 5294 0.00 $ 0.00
Jan 30, 2026 Letarte Tyler Open Market Purchase 1470 34.00 $ 49,980.00
Jan 30, 2026 Boyd Andrew Grant 5294 0.00 $ 0.00
Jan 30, 2026 Brothers Louis R Jr Grant 5294 0.00 $ 0.00
Jan 30, 2026 Palko Monica J. Grant 54412 0.00 $ 0.00
Jan 30, 2026 BlackRock Portfolio Management LLC Open Market Purchase 752500 34.00 $ 25,585,000.00
Jan 30, 2026 Rudra Devjyoti Grant 23529 0.00 $ 0.00
Jan 30, 2026 Frantz Brian D Grant 10294 0.00 $ 0.00
Jan 30, 2026 Erwin Tami A. Grant 5294 0.00 $ 0.00
Jan 30, 2026 Erwin Tami A. Open Market Purchase 2941 34.00 $ 99,994.00
Jan 30, 2026 Messerle Kevin Grant 80882 0.00 $ 0.00
Jan 30, 2026 Konert Kirk Michael Grant 5294 0.00 $ 0.00