YORK SPACE SYSTEMS INC

Historical 13F Holders

Symbol: YSS
CUSIP: 987084100
All holders as of: Q2 2026
Type: Equity
Class: COM

Reported Value, Excluding Options

Total Shares Held, Excluding Options

Total Filers

13D/G Filers

Every filing for 987084100 since 12/18/2024, newest first.

Filer	% of Class	Shares	Form	Filed
BlackRock, Inc. 13G	5.4%	7,443,476	13G	10/27/2026 Event 9/30/2026
AeroEquity GP, LLC 13G/A Amendment 1	24.0%	32,915,588	13G/A Amendment 1	8/14/2026 Event 6/30/2026
AeroEquity GP, LLC	24.0%	32,915,588
Michael Robert Greene	24.0%	32,915,588
David H. Rowe	24.0%	32,915,588
Dirk Wallinger 13G	8.6%	11,168,593	13G	5/15/2026 Event 3/31/2026
AeroEquity GP, LLC 13G	23.3%	30,196,088	13G	5/15/2026 Event 3/31/2026
AeroEquity GP, LLC	23.3%	30,196,088
Michael Robert Greene	23.3%	30,196,088
David H. Rowe	23.3%	30,196,088
BlackRock Portfolio Management LLC 13G	14.0%	17,846,934	13G	4/29/2026 Event 3/31/2026

13F Holders by Quarter

Period	Filers	Shares, Excl. Options	Value, Excl. Options	Options Value
2026 Q3	49	7.44 M	$64.4 M	$0
2026 Q2	165	65.0 M	$1.60 B	$51.7 M
2026 Q1	143	62.1 M	$1.38 B	$16.6 M