DOSSIER · 13F Holders · Q1 2026
ASTC

ASTROTECH CORP

17 institutions still hold ASTROTECH CORP as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 046484309·17 13F holders·last filed Mar 31, 2026
Market cap
13F value held
$642K
visible holders
Holders
17
filers reporting
Concentration
21.81%
J. Safra Sarasin Holding AG #1
top holder share
AI Holders Summary · Q1 2026

17 institutions reported ASTC in Q1 2026. J. Safra Sarasin Holding AG leads at 21.8% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
J. Safra Sarasin Holding AG
CIK 0001890222
$140K27K0.00%Q1 2026
02
BlackRock, Inc.
CIK 0002012383
$106K20K0.00%Q1 2026
03
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$101K19K0.00%Q1 2026
04
T3 Companies, LLC
CIK 0002052441
$70K13K0.09%Q1 2026
05
SCS Capital Management LLC
CIK 0001303159
$62K12K0.00%Q1 2026
06
CITADEL ADVISORS LLC
CIK 0001423053
$54K15K0.00%Q4 2025
07
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$48K9K0.00%Q1 2026
08
VANGUARD FIDUCIARY TRUST CO
CIK 0000933478· Index
$23K4K0.00%Q1 2026
09
Caitong International Asset Management Co., Ltd
CIK 0001963355
$21K4K0.00%Q1 2026
10
Tower Research Capital LLC (TRC)
CIK 0001533421
$12K2K0.00%Q1 2026
11
Vanguard Global Advisers, LLC
CIK 0001811242· Index
$5K9110.00%Q1 2026
12
UBS Group AG
CIK 0001610520
$1K2000.00%Q1 2026
13
Federation des caisses Desjardins du Quebec
CIK 0002022297
$120230.00%Q1 2026
14
SBI Securities Co., Ltd.
CIK 0001851815
$109100.00%Q2 2026
15
WELLS FARGO & COMPANY/MN
CIK 0000072971
$104200.00%Q1 2026
16
HARBOUR INVESTMENTS, INC.
CIK 0000810121
$4280.00%Q1 2026
17
CONCOURSE FINANCIAL GROUP SECURITIES, INC.
CIK 0000752798
$00Q2 2025
Insiders at ASTROTECH CORP
Stober EricHalinski John WilliamKreps MatthewWinn Charles ArchWilkinson TomMcfarland Robert NLeonard Braden MichaelCanas Jennifer