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ASTROTECH Corp (NASDAQ:ASTC)
US · Delayed Price · Currency is USD
Industrials · Aerospace & Defense
4.96-0.08 (-1.59%)
Insider Score
––Not scored
ASTC Insider Score
Insiders here have filed 8 Form 4s in the last 90 days, but all of them are share awards, grants or other non-market transactions. Those are compensation, not a decision to buy, so they are not scored.
ASTC Stock Insider Trading Activity
ASTC stock’s insider trading shows no open-market insider trades by company insiders over the last 6 months.
Not enough price history.
Insider Trading Activity (Form 4 Filings)
An insider trade occurs when an individual that has non-public information about a company buys or sells shares of that company’s stock. Examples of insiders include a company’s executive officers (CEO, CFO, COO), its board of directors, and its major shareholders. Insiders are required to submit their trading activity to the SEC through Form 4 filings.
| Insider | Action | Shares | Avg Cost | Total | Δ Holdings | Held After | Date | Grade | Form 4 |
|---|---|---|---|---|---|---|---|---|---|
| Halinski John William Director | Award | 1,331 | — | — | 10.9% | 13,542 | Sep 30, 2026 | — | Form 4 |
| Stober Eric Director | Award | 1,473 | — | — | 7.5% | 21,127 | Sep 30, 2026 | — | Form 4 |
| MCFARLAND ROBERT N Director | Award | 1,331 | — | — | 6.3% | 22,292 | Sep 30, 2026 | — | Form 4 |
| Wilkinson Tom Director | Award | 1,331 | — | — | 4.3% | 32,254 | Sep 30, 2026 | — | Form 4 |
| Kreps Matthew Director | Award | 1,114 | — | — | 51.8% | 3,264 | Sep 30, 2026 | — | Form 4 |
| Winn Charles Arch Director | Award | 1,331 | — | — | 10.2% | 14,431 | Sep 30, 2026 | — | Form 4 |
| Winn Charles Arch Director | Award | 2,150 | — | — | 19.6% | 13,100 | Sep 1, 2026 | — | Form 4 |
| Winn Charles Arch Director | Award | 2,150 | — | — | 19.6% | 13,100 | Sep 1, 2026 | — | Form 4 |
| Badugu Nihanth COO | Award | 5,000 | — | — | New | 5,000 | Jul 22, 2026 | — | Form 4 |
| Badugu Nihanth COO | Award | 5,000 | — | — | New | 5,000 | Jul 22, 2026 | — | Form 4 |
| Halinski John William Director | Award | 2,150 | — | — | 23.9% | 11,156 | Jul 16, 2026 | — | Form 4 |
| Stober Eric Director | Award | 2,150 | — | — | 12.3% | 19,654 | Jul 16, 2026 | — | Form 4 |
| Halinski John William Director | Award | 2,150 | — | — | 21.4% | 12,211 | Jul 16, 2026 | — | Form 4 |
| Stober Eric Director | Award | 2,150 | — | — | 13.2% | 18,487 | Jul 16, 2026 | — | Form 4 |
| Kreps Matthew Director | Award | 2,150 | — | — | New | 2,150 | Jul 16, 2026 | — | Form 4 |
| Halinski John William Director | Award | 1,055 | — | — | 9.5% | 12,211 | Jul 9, 2026 | — | Form 4 |
| MCFARLAND ROBERT N Director | Award | 1,055 | — | — | 10.4% | 11,205 | Jul 9, 2026 | — | Form 4 |
| Stober Eric Director | Award | 1,167 | — | — | 6.3% | 19,654 | Jul 9, 2026 | — | Form 4 |
| Wilkinson Tom Director | Award | 1,055 | — | — | 3.5% | 30,923 | Jul 9, 2026 | — | Form 4 |
| MCFARLAND ROBERT N Director | Award | 1,055 | — | — | 5.3% | 20,961 | Jul 9, 2026 | — | Form 4 |
| Winn Charles Arch Director | Award | 1,055 | — | — | 10.7% | 10,950 | Jul 9, 2026 | — | Form 4 |
| Wilkinson Tom Director | Award | 6,006 | — | — | 25.2% | 29,868 | Apr 14, 2026 | — | Form 4 |
| Halinski John William Director | Award | 6,006 | — | — | 200% | 9,006 | Apr 14, 2026 | — | Form 4 |
| Winn Charles Arch Director | Award | 6,006 | — | — | 154% | 9,895 | Apr 14, 2026 | — | Form 4 |
| Stober Eric Director | Award | 6,006 | — | — | 58.1% | 16,337 | Apr 14, 2026 | — | Form 4 |
| MCFARLAND ROBERT N Director | Award | 6,006 | — | — | 43.2% | 19,906 | Apr 14, 2026 | — | Form 4 |
| Leonard Braden Michael Other | Sell | 220,410 | $7.13 | $1.57M | 100% | 0 | Oct 3, 2025 | — | Form 4 |
| Leonard Braden Michael Other | Sell | 9,166 | $5.83 | $53.44K | 100% | 0 | Oct 3, 2025 | — | Form 4 |
| Halinski John William Director | Award | 6,006 | — | — | 200% | 9,006 | May 14, 2025 | — | Form 4 |
What these mean— the action is the SEC’s own Form 4 transaction code. Only a buy or a sell is an open-market trade; the rest are transfers, awards and exercises, which is why they carry no price.
- Sell (S) — Open-market or private sale
- Award (A) — Grant or award from the company, not a purchase
Disclaimer — Informational only — not investment advice. Insider transaction data is sourced from SEC Form 4 filings; market data from public feeds and may be delayed. The Insider Score is a proprietary score for research purposes and does not predict future performance. Always do your own research.