Astrotech Ownership | Who Owns Astrotech?
Astrotech Ownership Summary
Astrotech is owned by 10.26% institutional investors, 13.46% insiders, and 76.28% retail investors. J. safra sarasin is the largest institutional shareholder, holding 1.61% of ASTC shares. Vanguard US Total Market Shares ETF is the top mutual fund, with 2.32% of its assets in Astrotech shares.
ASTC Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Astrotech | 10.26% | 13.46% | 76.28% |
| Sector | Industrials Stocks | 68.61% | 16.27% | 15.12% |
| Industry | Defense Stocks | 67.74% | 13.10% | 19.16% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| J. safra sarasin | 27.30K | 1.61% | $140.05K |
| Blackrock funding, inc. /de | 20.19K | 1.20% | $105.58K |
| Geode capital management | 19.35K | 1.15% | $101.20K |
| Vanguard group | 14.77K | 0.88% | $52.89K |
| Scs capital management | 11.76K | 0.70% | $61.51K |
| Vanguard fiduciary trust | 4.34K | 0.26% | $22.69K |
| Tower research capital llc (trc) | 2.26K | 0.13% | $11.82K |
| Ubs group | 200.00 | 0.01% | $1.05K |
| Federation des caisses desjardins du quebec | 23.00 | 0.00% | $120.00 |
| Wells fargo & company/mn | 20.00 | 0.00% | $104.00 |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| J. safra sarasin | 27.30K | 0.00% | $140.05K |
| Scs capital management | 11.76K | 0.00% | $61.51K |
| Tower research capital llc (trc) | 2.26K | 0.00% | $11.82K |
| Barclays | - | - | - |
| Federation des caisses desjardins du quebec | 23.00 | - | $120.00 |
| Advisor group | - | - | - |
| Dimensional fund advisors lp | - | - | - |
| Harbour investments | 8.00 | - | $42.00 |
| Drw securities | - | - | - |
| Geode capital management | 19.35K | - | $101.20K |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Vanguard fiduciary trust | 4.34K | - | 4.34K |
| Tower research capital llc (trc) | 2.26K | 0.00% | 1.75K |
| Geode capital management | 19.35K | - | 567.00 |
| Sbi securities | 13.00 | - | 10.00 |
| Harbour investments | 8.00 | - | 8.00 |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Bml capital management | - | - | -220.41K |
| Drw securities | - | - | -31.46K |
| Citadel advisors | - | - | -15.05K |
| Dimensional fund advisors lp | - | - | -13.76K |
| Vanguard global advisers | - | - | -911.00 |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Vanguard fiduciary trust | 4.34K | - | 4.34K | $22.69K |
Sold Out
| Holder | Change |
|---|---|
| Barclays | -3.00 |
| Jpmorgan chase | -4.00 |
| Citigroup | -6.00 |
| Caitong asset management | -6.00 |
| Advisor group | -218.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Jun 30, 2026 | 17 | 13.33% | 171,964 | 52.17% | 10 | 22.57% | 7 | -30.00% | 6 | 500.00% |
| Mar 31, 2026 | 10 | -23.08% | 71,179 | -37.32% | 4 | 9.25% | 7 | 40.00% | 1 | -50.00% |
| Dec 31, 2025 | 10 | -37.50% | 97,922 | -68.78% | 5 | 1.65% | 3 | -50.00% | 1 | -66.67% |
| Sep 30, 2025 | 16 | 14.29% | 313,664 | -8.34% | 18 | 4.46% | 6 | 100.00% | 3 | - |
| Jun 30, 2025 | 14 | -12.50% | 342,219 | -7.81% | 20 | 4.13% | 3 | -50.00% | 3 | 50.00% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| Vanguard US Total Market Shares ETF | 39.42K | 2.32% | 535.00 |
| Vanguard Total Stock Mkt Idx Inv | 34.23K | 2.02% | -4.65K |
| Vanguard Institutional Extnd Mkt Idx Tr | 22.36K | 1.11% | - |
| Fidelity Extended Market Index | 9.57K | 0.48% | 2.05K |
| Dimensional US Targeted Value ETF | 6.02K | 0.36% | - |
| Bridgeway Ultra-Small Company | 4.70K | 0.28% | - |
| Themes Transatlantic Defense ETF | 5.26K | 0.25% | - |
| Dimensional US Small Cap ETF | 4.22K | 0.25% | - |
| Fidelity Total Market Index | 4.01K | 0.20% | - |
| Abante Quant Value FI | 3.77K | 0.18% | 3.77K |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Mar 15, 2024 | MCFARLAND ROBERT N | - | Buy | $10.07K |
| Oct 03, 2025 | Leonard Braden Michael | - | Sell | $1.57M |
| Oct 03, 2025 | Leonard Braden Michael | - | Sell | $53.44K |
| May 29, 2024 | Becker James Frank | - | Buy | $10.80K |
| May 28, 2024 | Becker James Frank | - | Buy | $8.87K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2026 Q3 | - | - |
| 2026 Q2 | - | - |
| 2025 Q4 | - | 2 |
| 2025 Q3 | - | - |
| 2025 Q2 | - | - |
ASTC Ownership FAQ
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