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ASTC · Astrotech Corp
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ASTC Astrotech (ASTC) Insider Trading, Ownership & Congress Trades

Medical Devices · Laboratory analytical instruments · CIK 0001001907
SEC filings
Insider buyers, 180 days
0
House members buying, 1 year
0
STOCK Act, US House only, disclosed up to 45 days after the trade
Funds added, last quarter
7
13F, latest reported quarter

Astrotech insider trades (Form 4)

Form 4 buys and sells (codes P and S). Grants, option exercises and conversions excluded.

No insider purchases or sales are on record for ASTROTECH Corp in the period covered. Source: SEC Form 4 filings, as of 2026-10-28.

Insider
Filed
Shares
Value
Since filing
SELL
2025-10-07 SECtraded 2025-10-03
9,166
$53.4K
+4.6%
Context
  • 14 earlier Form 4 trades (code P or S) here by this insider (14 buys), the last on Dec 2, 2022.
  • -10.4% median (-8.2% mean) 90-day return after 14 previous buys.
  • No other insider sold within 30 days.
  • 7 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Insider Leonard Braden Michael sold about $53.4K of ASTC on Oct 3, 2025, the largest insider sale at the company on our record; 7 funds added in the latest 13F quarter.
SELL
2025-10-07 SECtraded 2025-10-03
220,410
$1.6M
+4.6%
Context
  • 14 earlier Form 4 trades (code P or S) here by this insider (14 buys), the last on Dec 2, 2022.
  • -10.4% median (-8.2% mean) 90-day return after 14 previous buys.
  • No other insider sold within 30 days.
  • 7 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Insider Leonard Braden Michael sold about $1.6M of ASTC on Oct 3, 2025, the largest insider sale at the company on our record; 7 funds added in the latest 13F quarter.
BUY
2024-05-30 SECtraded 2024-05-29
1,100
$10.8K
-44.4%
Context
  • 11 earlier Form 4 trades (code P or S) here by this insider (11 buys), the last on May 28, 2024.
  • -2.2% median (+2.1% mean) 90-day return after 11 previous buys.
  • The trade is 6.8% of the 16,121 shares held after it.
  • 1 other insider bought within 30 days.
  • 7 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Director Becker James Frank bought about $10.8K of ASTC on May 29, 2024; 1 other insider bought within 30 days and 7 funds added in the latest 13F quarter.
BUY
2024-05-30 SECtraded 2024-05-28
934
$8.9K
-44.4%
Context
  • 10 earlier Form 4 trades (code P or S) here by this insider (10 buys), the last on Mar 15, 2024.
  • -2.8% median (+0.7% mean) 90-day return after 10 previous buys.
  • The trade is 6.2% of the 15,021 shares held after it.
  • 1 other insider bought within 30 days.
  • 7 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Director Becker James Frank bought about $8.9K of ASTC on May 28, 2024; 1 other insider bought within 30 days and 7 funds added in the latest 13F quarter.
BUY
2024-05-21 SEC
1,109
$10.5K
-44.9%
Context
  • 4 earlier Form 4 trades (code P or S) here by this insider (4 buys), the last on Mar 13, 2024.
  • +0.4% median (+2.2% mean) 90-day return after 4 previous buys.
  • The trade is 5.3% of the 20,862 shares held after it.
  • 1 other insider bought within 30 days.
  • 7 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Director Wilkinson Thomas Wiley bought about $10.5K of ASTC on May 21, 2024; 1 other insider bought within 30 days and 7 funds added in the latest 13F quarter.
47 transactions on record
Since filing: total return from the first close after the filing to the latest close, dividend-adjusted. Not a forecast.
Context lines are counts over the filings above and returns from our own price history, never a price level. Not investment advice.
Showing the latest few. to see 42 more transactions and use the screener and CSV export. We store only your email; there is no password.
Seven facts, ranked against the sector · Rank is not a forecast
Insiders
no insider buys or sells on file
Congress
no House purchase disclosed in the last 12 months
Funds
7 funds bought in last quarter
below 92% of Medical Devices
Revenue
-13.0% year over year
below 88% of Medical Devices
Margin
no margin: no revenue reported
Buybacks
no share repurchases reported
Short interest
3.6% of the float short (float per yahoo 2026-10-27) · 1.9 days to cover · settled 2026-10-15
below 52% of Medical Devices
What changed in the last 30 days
Nothing new filed in the last 30 days

Watch ASTC

A free account keeps a watchlist and can send one email a day when insiders, funds or Congress file on the names in it. No password and no card.

The year, with the filings on it
Total return over 12 months. Each marker is a filing; hover or tap one for the detail.
+27.3%12M
-47%+339%+725%+1112%2025-102025-122026-022026-042026-062026-082026-10
Indexed to 100, dividend-adjusted, not a price chart. When a name files heavily, the largest trades are drawn first.

Who owns ASTC: institutional holders (13F)

13F holdings, latest reported quarter
$597.6K
$220.2K

Congress trades in ASTC

No Congress trades reported
No House member has disclosed a trade in this stock. See what Congress is buying.

Activist and 5% holders (13D/13G)

No 5%+ ownership filings
Nobody has filed for crossing 5%. That is a fact, not missing data.

ASTC planned insider sales (Form 144)

No planned-sale notices
No insider has filed to sell. Watch this after a run-up.

ASTC mutual fund holders (N-PORT)

Funds ranked by the share of their own portfolio in this stock (N-PORT).
Fidelity Extended Market Index Fund
$422.0K position · as of 2026-05-31
0.0%
VANGUARD EXTENDED MARKET INDEX FUND
$243.8K position · as of 2026-06-30
0.0%
Fidelity Nasdaq Composite Index Fund
$61.2K position · as of 2026-05-31
0.0%
Fidelity Total Market Index Fund
$199.9K position · as of 2026-05-31
0.0%
Fidelity Series Total Market Index Fund
$98.5K position · as of 2026-05-31
0.0%
Dimensional U.S. Core Equity 2 ETF
$8.1K position · as of 2026-07-31
0.0%
SEC N-PORT, monthly, about 60 days late · funds ≥ $10M · % is the share of the fund's own portfolio
Executive pay vs shareholder return · Mr. Pickens
CEO pay, headline and as actually paid, against the company's return and its chosen peers' (DEF 14A).
FY
CEO total
Actually paid
Other execs, avg
TSR
Peer TSR
2025
$548.3K
$1.3M
$291.8K
-73%
n/a
2024
$954.9K
$696.3K
$225.9K
-85%
n/a
2023
$1.3M
$969.7K
$640.0K
-78%
n/a
2022
$483.0K
$517.8K
$328.3K
-65%
n/a
2021
$2.0M
$492.1K
$337.9K
-68%
n/a
Tagged by the company under SEC Item 402(v). Returns are cumulative from the start of the disclosure period. Green where the company beat its own peer group.
Live price
Daily candles from TradingView, under their licence. No filings marked.
Why this name is on the desk
The complete filing record, in one place.
The record shows 7 funds added last quarter. Each figure is a federal filing, dated the day it went public.
Same sector, ranked by filing activity
Sector by SEC SIC code

ASTC financials

Revenue growth
-13.0%
XBRL, annual
Ratios from the company's XBRL filings, latest filings
Revenue, TTM
n/a
the filed year and its quarters do not reconcile, so the trailing figure is withheld
Net margin, TTM
n/a
the filed year and its quarters do not reconcile, so the trailing figure is withheld
Free cash flow, TTM
-$14.3M
operating cash flow minus capex, 2025-07-01 to 2026-06-30
Debt to equity
0.00x
long-term debt only, 2018-06-30 (97 months older than the period end); equity 2026-06-30
Cash flow to debt
n/a
no debt to cover
Return on equity
-75.4%
TTM net income over average of 2025-06-30 and 2026-06-30
Return on assets
-60.7%
TTM net income over average of 2025-06-30 and 2026-06-30
Return on invested capital
n/a
tax provision or pre-tax income not filed for the four quarters
Return on capital employed
-66.1%
operating income (EBIT proxy) over average of 2025-06-30 and 2026-06-30 minus current liabilities
P/E, trailing
n/a
fewer than four consecutive quarters of diluted EPS
Enterprise value
$2.1M
market value at close 2026-10-27 on 2026-09-23 shares, plus long-term debt only, 2018-06-30 (97 months older than the period end), minus cash 2026-06-30
FCF yield
-136.4%
TTM free cash flow over market value at close 2026-10-27
PEG, trailing
n/a
fewer than four consecutive quarters of diluted EPS
Price as of 2026-10-27. Hover or tap a tile for its yearly and quarterly history.
Method
TTM is four consecutive fiscal quarters; Q4 is the year minus nine months when not filed. Returns use the average of opening and closing balances. EBIT is approximated by operating income. PEG uses trailing EPS growth.
Fundamentals
Annual figures from XBRL filings. Pick a past date to see them as known then.
2026-062025-062024-062023-06
Revenue$913.0K$1.0M$1.7M$750.0K
Gross profit$217.0K$475.0K$751.0K$306.0K
Operating income-$14.1M-$14.7M-$13.3M-$11.1M
Net income-$14.4M-$13.8M-$11.7M-$9.6M
Operating cash flow-$13.5M-$13.0M-$9.7M-$7.6M
Cash$8.4M$3.1Mn/an/a
Buybacksn/an/a$0$119.0K
SEC XBRL, fiscal years, as known on 2026-10-28

ASTC Stock Sonar score 5/7 axes

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ASTC ranks highest on financial health (99th percentile) and risk and compliance (34th), and lowest on institutional and government (8th), among Medical Devices peers.

ProfitHealthGrowthInstitutionsRisk
Profitability
28
Inputs
  • Return on equity-75.4% · 31 pct, sector of 183
  • Return on assets-60.7% · 26 pct, sector of 214
  • Return on invested capitaltax provision or pre-tax income not filed for the four quarters
  • Return on capital employed-66.1% · 28 pct, sector of 188
Financial health
100
Inputs
  • Debt to equity0.00x · 100 pct, sector of 159
  • Cash flow to debtno debt to cover
Growth
12
Inputs
  • Revenue growth, YoY-13.0% · 12 pct, sector of 219
  • Backlog growth, YoYno backlog line filed, or no year-earlier backlog
Institutional and government
8
Inputs
  • Funds adding, latest quarter7 · 8 pct, sector of 191
  • Congress net buyers, 365dno Congress trades in 365 days
  • Federal contracts, 180dno federal contracts in 180 days
  • Lobbying spend, 4 quartersno lobbying filings in the last four quarters
Risk and compliance
34
Inputs
  • Short interest, % of float+3.6% · 57 pct, sector of 241
  • Recalls per $1B revenue, 3yrevenue under $50M or not filed, so a count cannot be scaled to size
  • EPA cases per $1B revenue, 5yrevenue under $50M or not filed, so a count cannot be scaled to size
  • New text in Risk Factors, latest 10-K+25.4% · 10 pct, sector of 198
2 not measured: Insider conviction, US patents
  • Insider conviction needs 1 of 2 inputs, 0 present: no Form 4 purchase or sale (code P or S) in 180 days; no insider trades in 180 days
  • US patents needs 1 of 2 inputs, 0 present: patent data not loaded yet

5 of 7 axes scored. Each is a percentile against sector peers (all companies when the sector is thin); higher is better. An unscored axis is unmeasured, not low. How it is scored

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