DOSSIER · 13F Holders · Q2 2026
YSS

YORK SPACE SYSTEMS INC

158 institutions still hold YORK SPACE SYSTEMS INC as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 987084100·158 13F holders·last filed Jun 30, 2026
Market cap
13F value held
$1.4B
visible holders
Holders
158
filers reporting
Concentration
34.65%
BlackRock, Inc. #1
top holder share
AI Holders Summary · Q2 2026

158 institutions reported YSS in Q2 2026. BlackRock, Inc. leads at 34.7% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
BlackRock, Inc.
CIK 0002012383
$473M19.2M0.01%Q2 2026
02
AE INDUSTRIAL PARTNERS, LP
CIK 0001880785
$289M11.7M21.10%Q2 2026
03
Allianz Asset Management GmbH
CIK 0001535323
$67M2.7M0.05%Q2 2026
04
Hood River Capital Management LLC
CIK 0001578177
$48M2.0M0.35%Q2 2026
05
TEMA ETFS LLC
CIK 0002056807
$47M1.9M1.52%Q2 2026
06
Tidal Investments LLC
CIK 0001600064
$45M1.8M0.08%Q2 2026
07
WESTWOOD HOLDINGS GROUP INC
CIK 0001165002
$43M1.7M0.32%Q2 2026
08
VOYA INVESTMENT MANAGEMENT LLC
CIK 0001068837
$40M1.6M0.03%Q2 2026
09
UBS Group AG
CIK 0001610520
$37M1.5M0.00%Q2 2026
10
STATE STREET CORP
CIK 0000093751
$35M1.4M0.00%Q2 2026
11
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.
CIK 0001705339
$34M1.4M0.04%Q2 2026
12
Clearbridge Investments, LLC
CIK 0001348883
$32M1.3M0.03%Q2 2026
13
SUSQUEHANNA INTERNATIONAL GROUP, LLP
CIK 0001446194· Market maker
$32M1.3M0.00%Q2 2026
14
Temasek Holdings (Private) Ltd
CIK 0001021944· Sovereign
$25M1.0M0.07%Q2 2026
15
SYSTEMATIC FINANCIAL MANAGEMENT LP
CIK 0001085936
$24M961K0.47%Q2 2026
16
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$21M844K0.00%Q2 2026
17
Vanguard Portfolio Management
CIK 0002100121· Index
$20M821K0.00%Q2 2026
18
LORD, ABBETT & CO. LLC
CIK 0000728100
$18M818K0.06%Q1 2026
19
FRONTIER CAPITAL MANAGEMENT CO LLC
CIK 0000351173
$18M733K0.17%Q2 2026
20
Burkehill Global Management, LP
CIK 0001904549
$16M669K0.59%Q2 2026
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Insiders at YORK SPACE SYSTEMS INC
Blackrock Portfolio Management LlcDavidson JanineWallinger DirkMcconville JamesKonert Kirk MichaelMesserle KevinErwin Tami A.Frantz Brian D