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Astrotech Corp
ASTC

17 hedge funds and large institutions have $1.53M invested in Astrotech Corp in 2025 Q3 according to their latest regulatory filings, with 4 funds opening new positions, 2 increasing their positions, 3 reducing their positions, and 1 closing their positions.

New
Increased
Maintained
Reduced
Closed

300% more first-time investments, than exits

New positions opened: 4 | Existing positions closed: 1

21% more funds holding

Funds holding: 14 → 17 (+3)

1.67% less ownership

Funds ownership: 20.19% → 18.52% (-1.7%)

22% less capital invested

Capital invested by funds: $1.98M → $1.53M (-$441K)

33% less repeat investments, than reductions

Existing positions increased: 2 | Existing positions reduced: 3

Holders
17
Holders Change
+3
Holders Change %
+21.43%
% of All Funds
0.22%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
4
Increased
2
Reduced
3
Closed
1
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
Susquehanna International Group
Susquehanna International Group
Pennsylvania
+$71.4K
2
DS
DRW Securities
Illinois
+$61.8K
3
TRCT
Tower Research Capital (TRC)
New York
+$807
4
Barclays
Barclays
United Kingdom
+$16
5
Wells Fargo
Wells Fargo
California
+$11

Top Sellers

Rank Fund Capital Flow
1
Vanguard Group
Vanguard Group
Pennsylvania
-$205K
2
Dimensional Fund Advisors
Dimensional Fund Advisors
Texas
-$79.5K
3
UBS Group
UBS Group
Switzerland
-$5.86K
4
Bank of America
Bank of America
North Carolina
-$5
Name Holding Trade Value Shares
Change 		Change in
Stake
BCM
1
BML Capital Management
Indiana
$1.08M – – –
BlackRock
2
BlackRock
New York
$98.9K – – –
Geode Capital Management
3
Geode Capital Management
Massachusetts
$90.9K – – –
Vanguard Group
4
Vanguard Group
Pennsylvania
$71.5K -$205K -38,881 -72%
Susquehanna International Group
5
Susquehanna International Group
Pennsylvania
$65.5K +$71.4K +13,539 New
SCM
6
SCS Capital Management
Massachusetts
$57.6K – – –
DS
7
DRW Securities
Illinois
$57.4K +$61.8K +11,717 New
UBS Group
8
UBS Group
Switzerland
$9.3K -$5.86K -1,111 -37%
TRCT
9
Tower Research Capital (TRC)
New York
$1.98K +$807 +153 +61%
Bank of America
10
Bank of America
North Carolina
$559 -$5 -1 -0.9%
HI
11
Harbour Investments
Wisconsin
$162 – – –
FDCDDQ
12
Federation des caisses Desjardins du Quebec
Quebec, Canada
$113 – – –
Wells Fargo
13
Wells Fargo
California
$79 +$11 +2 +14%
SS
14
SBI Securities
Japan
$15 – – –
Barclays
15
Barclays
United Kingdom
$15 +$16 +3 New
Citigroup
16
Citigroup
New York
$5 +$5 +1 New
HNB
17
Huntington National Bank
Ohio
$1 – – –
Dimensional Fund Advisors
18
Dimensional Fund Advisors
Texas
– -$79.5K -13,759 Closed

ASTC Hedge Fund Activity: Q3 2025 in Review

17 of the 7,619 institutional investors tracked by Wall St. Rank reported a position in Astrotech Corp (ASTC) for Q3 2025, worth a combined $1.53M — down 22% from $1.98M a quarter earlier.

Buyers outnumbered sellers: 4 funds opened new ASTC positions and 1 closed out — a net gain of 3 holders — while 2 added to existing stakes and 3 trimmed.

The largest buyer was Susquehanna International Group, opening a new position worth an estimated $71.4K. The largest seller was Vanguard Group, cutting an estimated $205K.

  • 17 institutional investors held Astrotech Corp (ASTC) as of Q3 2025, up from 14 in Q2 2025.
  • Funds reported $1.53M of Astrotech Corp stock for Q3 2025, down 22% quarter-over-quarter.
  • 4 funds opened new Astrotech Corp positions in Q3 2025 and 1 closed out, a net change of +3 holders.
  • The largest Astrotech Corp buyer in Q3 2025 was Susquehanna International Group, an estimated $71.4K added.
  • The largest Astrotech Corp seller in Q3 2025 was Vanguard Group, an estimated $205K sold.

Based on aggregated 13F filings for Q3 2025.