ASTC
ASTROTECH (ASTC)
NASDAQ
$7.25+$0.13 (+1.87%)
Price as of Sep 11, 2026 7:58 PM EDT
  • $15.0M
    Market Cap
  • 43.84%
    1-Year Change
  • Scientific & Technical Instruments
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
EDGE ADVISORS, LLC
5.66%
113,741
0 (0.00%)
Jun 30, 2018
TWO SIGMA ADVISERS, LLC
3.94%
79,100
+79,100 (+100.00%)
Dec 31, 2021
JANE STREET GROUP, LLC
2.73%
54,799
+54,799 (+100.00%)
Jun 30, 2026
J. SAFRA SARASIN HOLDING AG
1.36%
27,300
0 (0.00%)
Jun 30, 2026
VANGUARD CAPITAL MANAGEMENT LLC
1.11%
22,356
+13,151 (+58.83%)
Jun 30, 2026
MILLENNIUM MANAGEMENT LLC
1.04%
20,830
+20,830 (+100.00%)
Mar 31, 2022
BLACKROCK INC.
1.00%
20,188
0 (0.00%)
Jun 30, 2024

Current Ownership Distribution

  • Mutual Funds23.4M (56.32%)
  • Institutions12.8M (30.95%)
  • Insiders5.3M (12.72%)
  • Other0 (0.00%)

Insider Transactions

  • 12.72% (5.3M)
    Current InsiderOwnership (%, shares)
  • 0
    Number of InsiderBuying (last 12 months)
  • $0.00
    Amount of InsiderBuying (last 12 months)
  • 1
    Number of InsiderSelling (last 12 months)
  • $1.6M
    Amount of InsiderSelling (last 12 months)
Insider Name & Title
Type
Date
Transaction Value
Shares
Share Price
Shares After Transactions
Badugu Nihanth
Chief Operating Officer
Award
Jul 22, 2026
$0.00
5,000
$0.00
5,000
Stober Eric
Award
Jul 16, 2026
$0.00
2,150
$0.00
18,487
Kreps Matthew
Award
Jul 16, 2026
$0.00
2,150
$0.00
2,150
Halinski John William
Award
Jul 09, 2026
$0.00
1,055
$0.00
12,211
Winn Charles Arch
Award
Jul 09, 2026
$0.00
1,055
$0.00
10,950
MCFARLAND ROBERT N
Award
Jul 09, 2026
$0.00
1,055
$0.00
11,205
Stober Eric
Award
Jul 09, 2026
$0.00
1,167
$0.00
19,654
Wilkinson Tom
Award
Jul 09, 2026
$0.00
1,055
$0.00
30,923
Leonard Braden Michael
Sell
Oct 03, 2025
$1.6M
220,410
$7.13
0
Leonard Braden Michael
Sell
Oct 03, 2025
$53,437.78
9,166
$5.83
0
Canas Jennifer
Chief Financial Officer
Award
May 22, 2025
$0.00
5,250
$0.00
5,250