ASTROTECH Corp - Common Stock, $0.001 par value (ASTC) Institutional Ownership

13F Institutional Holders and Ownership History from Q4 2022 to Q4 2025

Type / Class
Equity / Common Stock, $0.001 par value
Symbol
ASTC on Nasdaq
Shares outstanding
1,747,593
Price per share
$3.64
All holders as of 31 Dec 2025
Q4 2025
Total 13F shares
113,553
Total reported value
$398,735
% of total 13F portfolios
0%
Share change
+20,299
Value change
+$53,305
Number of holders
13
Price from insider filings
$3.64
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of ASTROTECH Corp - Common Stock, $0.001 par value (ASTC) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
Skylark Partners I, LP 5.4% $268,954 94,370 Skylark Partners I, LP 29 Sep 2025

As of 31 Dec 2025, 13 institutional investors reported holding 113,553 shares of ASTROTECH Corp - Common Stock, $0.001 par value (ASTC). This represents 6.5% of the company’s total 1,747,593 outstanding shares.

Institutional Holders of ASTROTECH Corp - Common Stock, $0.001 par value (ASTC) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2025 Q4 113,553 $398,735 +$53,305 $3.46 13
2025 Q3 313,664 $1,534,145 -$149,369 $4.90 16
2025 Q2 342,001 $1,975,073 -$189,056 $5.78 13
2025 Q1 371,214 $2,405,487 +$117,021 $6.48 16
2024 Q4 364,889 $2,452,077 -$647,400 $6.72 17
2024 Q3 443,752 $3,562,577 +$291,971 $8.00 18
2024 Q2 407,601 $3,639,846 -$13,271 $8.91 15
2024 Q1 409,111 $3,645,907 -$59,860 $8.94 17
2023 Q4 414,946 $3,731,946 +$114,949 $8.49 20
2023 Q3 403,912 $4,078,234 +$44,656 $10.10 20
2023 Q2 398,118 $5,638,372 +$640,535 $14.16 20
2023 Q1 352,157 $3,755,107 +$121,972 $10.66 16
2022 Q4 339,666 $3,392,946 +$1,191,050 $9.99 13