ASTC

ASTROTECH Corp

Insider trading activity for ASTROTECH Corp, straight from SEC Form 4 filings. Net figures below count open-market buys and sales only — grants, option exercises and tax withholding are excluded because they are compensation, not decisions to trade.

Past 3 months

net buying

Bought(0 · 0 insiders): $0
Sold(0 · 0 insiders): $0

Past 6 months

net buying

Bought(0 · 0 insiders): $0
Sold(0 · 0 insiders): $0

Past 12 months

net buying

Bought(0 · 0 insiders): $0
Sold(0 · 0 insiders): $0

Transaction history

The 31 most recent Form 4 transactions.

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Insider transactions, newest first: date, security, transaction type, size and a link to the filing each row came from.
Date	Insider	Role	Type	Shares	Price	Value	Δ Own	Filing
Sep 30	Winn Charles Arch	Director	AGRANT	1,331	—	—	+10.2%	Open the original filing on SEC.gov
Sep 30	Kreps Matthew	Director	AGRANT	1,114	—	—	+51.8%	Open the original filing on SEC.gov
Sep 30	Wilkinson Tom	Director	AGRANT	1,331	—	—	+4.3%	Open the original filing on SEC.gov
Sep 30	McFarland Robert N	Director	AGRANT	1,331	—	—	+6.3%	Open the original filing on SEC.gov
Sep 30	Stober Eric	Director	AGRANT	1,473	—	—	+7.5%	Open the original filing on SEC.gov
Sep 30	Halinski John William	Director	AGRANT	1,331	—	—	+10.9%	Open the original filing on SEC.gov
Sep 1	Winn Charles Arch	Director	AGRANT	2,150	—	—	+19.6%	Open the original filing on SEC.gov
Jul 22	Badugu Nihanth	Chief Operating Officer	AGRANT↺	5,000	—	—	—	Open the original filing on SEC.gov
Jul 16	Stober Eric	Director	AGRANT↺	2,150	—	—	+12.3%	Open the original filing on SEC.gov
Jul 16	Halinski John William	Director	AGRANT↺	2,150	—	—	+21.4%	Open the original filing on SEC.gov
Jul 16	Kreps Matthew	Director	AGRANT	2,150	—	—	—	Open the original filing on SEC.gov
Jul 9	McFarland Robert N	Director	AGRANT↺	1,055	—	—	+5.3%	Open the original filing on SEC.gov
Jul 9	Halinski John William	Director	AGRANT	1,055	—	—	+9.5%	Open the original filing on SEC.gov
Jul 9	Winn Charles Arch	Director	AGRANT	1,055	—	—	+10.7%	Open the original filing on SEC.gov
Jul 9	Stober Eric	Director	AGRANT	1,167	—	—	+6.3%	Open the original filing on SEC.gov
Jul 9	Wilkinson Tom	Director	AGRANT	1,055	—	—	+3.5%	Open the original filing on SEC.gov
Apr 14	Halinski John William	Director	AGRANT↺	6,006	—	—	+200.2%	Open the original filing on SEC.gov
Apr 14	Winn Charles Arch	Director	AGRANT	6,006	—	—	+154.4%	Open the original filing on SEC.gov
Apr 14	Stober Eric	Director	AGRANT	6,006	—	—	+58.1%	Open the original filing on SEC.gov
Apr 14	McFarland Robert N	Director	AGRANT	6,006	—	—	+43.2%	Open the original filing on SEC.gov
Apr 14	Wilkinson Tom	Director	AGRANT	6,006	—	—	+25.2%	Open the original filing on SEC.gov
Oct 3, 2025	Leonard Braden Michael	10% Owner	SSELL	9,166	$5.83	$53.4K	-100.0%	Open the original filing on SEC.gov
Oct 3, 2025	Leonard Braden Michael	10% Owner	SSELL	220,410	$7.13	$1.6M	-100.0%	Open the original filing on SEC.gov
May 22, 2025	Canas Jennifer	Chief Financial Officer	AGRANT◆↺	5,250	—	—	—	Open the original filing on SEC.gov
May 14, 2025	McFarland Robert N	Director	AGRANT	3,000	—	—	+27.5%	Open the original filing on SEC.gov
May 14, 2025	Stober Eric	Director	AGRANT	3,000	—	—	+40.9%	Open the original filing on SEC.gov
May 14, 2025	Pickens Thomas Boone III	CEO	AGRANT	50,000	—	—	+38.1%	Open the original filing on SEC.gov
May 14, 2025	Halinski John William	Director	AGRANT	3,000	—	—	—	Open the original filing on SEC.gov
May 14, 2025	Winn Charles Arch	Director	AGRANT	3,000	—	—	+337.5%	Open the original filing on SEC.gov
May 14, 2025	Wilkinson Thomas Wiley	Director	AGRANT	3,000	—	—	+14.4%	Open the original filing on SEC.gov
Mar 15, 2024	McFarland Robert N	Director	PBUY↺	1,185	$8.50	$10.1K	+12.2%	Open the original filing on SEC.gov

AGRANT—

Winn Charles Arch · DirectorSep 30

1,331 sh · +10.2% own

AGRANT—

Kreps Matthew · DirectorSep 30

1,114 sh · +51.8% own

AGRANT—

Wilkinson Tom · DirectorSep 30

1,331 sh · +4.3% own

AGRANT—

McFarland Robert N · DirectorSep 30

1,331 sh · +6.3% own

AGRANT—

Stober Eric · DirectorSep 30

1,473 sh · +7.5% own

AGRANT—

Halinski John William · DirectorSep 30

1,331 sh · +10.9% own

AGRANT—

Winn Charles Arch · DirectorSep 1

2,150 sh · +19.6% own

AGRANT↺—

Badugu Nihanth · Chief Operating…Jul 22

5,000 sh

AGRANT↺—

Stober Eric · DirectorJul 16

2,150 sh · +12.3% own

AGRANT↺—

Halinski John William · DirectorJul 16

2,150 sh · +21.4% own

AGRANT—

Kreps Matthew · DirectorJul 16

2,150 sh

AGRANT↺—

McFarland Robert N · DirectorJul 9

1,055 sh · +5.3% own

AGRANT—

Halinski John William · DirectorJul 9

1,055 sh · +9.5% own

AGRANT—

Winn Charles Arch · DirectorJul 9

1,055 sh · +10.7% own

AGRANT—

Stober Eric · DirectorJul 9

1,167 sh · +6.3% own

AGRANT—

Wilkinson Tom · DirectorJul 9

1,055 sh · +3.5% own

AGRANT↺—

Halinski John William · DirectorApr 14

6,006 sh · +200.2% own

AGRANT—

Winn Charles Arch · DirectorApr 14

6,006 sh · +154.4% own

AGRANT—

Stober Eric · DirectorApr 14

6,006 sh · +58.1% own

AGRANT—

McFarland Robert N · DirectorApr 14

6,006 sh · +43.2% own

AGRANT—

Wilkinson Tom · DirectorApr 14

6,006 sh · +25.2% own

SSELL$53.4K

Leonard Braden Michael · 10% OwnerOct 3, 2025

9,166 sh @ $5.83 · -100.0% own

SSELL$1.6M

Leonard Braden Michael · 10% OwnerOct 3, 2025

220,410 sh @ $7.13 · -100.0% own

AGRANT◆↺—

Canas Jennifer · Chief Financial…May 22, 2025

5,250 sh

AGRANT—

McFarland Robert N · DirectorMay 14, 2025

3,000 sh · +27.5% own

AGRANT—

Stober Eric · DirectorMay 14, 2025

3,000 sh · +40.9% own

AGRANT—

Pickens Thomas Boone III · CEOMay 14, 2025

50,000 sh · +38.1% own

AGRANT—

Halinski John William · DirectorMay 14, 2025

3,000 sh

AGRANT—

Winn Charles Arch · DirectorMay 14, 2025

3,000 sh · +337.5% own

AGRANT—

Wilkinson Thomas Wiley · DirectorMay 14, 2025

3,000 sh · +14.4% own

PBUY↺$10.1K

McFarland Robert N · DirectorMar 15, 2024

1,185 sh @ $8.50 · +12.2% own

Filing record

How quickly insiders here report their trades. Section 16 allows two business days from the transaction.

8 of 23 filings we hold were filed after the two-business-day deadline. The furthest past the deadline was 24 business days late.

Form 4 filings made after the two-business-day deadline, with the transaction date, the filing date and the number of business days between them.
Traded	Filed	Insider	Past deadline	Largest line	Source
Apr 14	May 20	Wilkinson TomDirector	24days	—	Filing ↗
Apr 14	May 17	Winn Charles ArchDirector	21days	—	Filing ↗
Apr 14	May 17	Stober EricDirector	21days	—	Filing ↗
Apr 14	May 17	McFarland Robert NDirector	21days	—	Filing ↗
Jul 9	Jul 20	Halinski John WilliamDirector	5days	—	Filing ↗

Wilkinson TomDirector

24days

Traded Apr 14 · filed May 20Filing ↗

Winn Charles ArchDirector

21days

Traded Apr 14 · filed May 17Filing ↗

Stober EricDirector

21days

Traded Apr 14 · filed May 17Filing ↗

McFarland Robert NDirector

21days

Traded Apr 14 · filed May 17Filing ↗

Halinski John WilliamDirector

5days

Traded Jul 9 · filed Jul 20Filing ↗

Counted in business days from the transaction date, or the deemed execution date where the filing reports one, excluding weekends and federal holidays. How this is measured · All late filings

Insiders at this company

Everyone who has filed a Form 4 for this issuer.

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