SEC Form 4 · Updated Daily

ASTC

— ASTROTECH CORPORATION Ownership

Insider and institutional ownership derived from SEC Form 4 filings. Click any owner to see their holdings across every company they’ve filed on, and how their position has changed over time.

Financials Ownership

Current Reporting Owners

Owner	Role	Shares Owned	As Of	Last Activity
Pickens Thomas Boone III	Director · Officer	181,385	2025-05-14	A
Wilkinson Tom	Director	30,923	2026-07-09	A
Wilkinson Thomas Wiley	Director	23,862	2025-05-14	A
Stober Eric	Director	18,487	2026-07-16	A
Becker James Frank	Director	16,121	2024-05-29	P
Russler Daniel T Jr	Director	14,904	2024-03-15	P
Winn Charles Arch	Director	13,100	2026-09-01	A
MCFARLAND ROBERT N	Director	11,205	2026-07-09	A
Halinski John William	Director	11,156	2026-07-16	A
Hinojosa Jaime	Officer	7,881	2023-05-23	P
Canas Jennifer	Officer	5,250	2025-05-22	A
Badugu Nihanth	Officer	5,000	2026-07-22	A
Kreps Matthew	Director	2,150	2026-07-16	A
Leonard Braden Michael	10%+ Owner	0	2025-10-03	S

Recent Filings

Date	Owner	Activity	Shares	Price	Owned After
2026-09-01	Winn Charles Arch	Grant / award	2,150	$0.00	13,100
2026-09-01	Winn Charles Arch	Grant / award	2,150	$0.00	13,100
2026-07-22	Badugu Nihanth	Grant / award	5,000	$0.00	5,000
2026-07-22	Badugu Nihanth	Grant / award	5,000	$0.00	5,000
2026-07-16	Stober Eric	Grant / award	2,150	$0.00	18,487
2026-07-16	Halinski John William	Grant / award	2,150	$0.00	11,156
2026-07-16	Kreps Matthew	Grant / award	2,150	$0.00	2,150
2026-07-16	Halinski John William	Grant / award	2,150	$0.00	12,211
2026-07-16	Stober Eric	Grant / award	2,150	$0.00	19,654
2026-07-09	Wilkinson Tom	Grant / award	1,055	$0.00	30,923
2026-07-09	Stober Eric	Grant / award	1,167	$0.00	19,654
2026-07-09	MCFARLAND ROBERT N	Grant / award	1,055	$0.00	11,205
2026-07-09	Winn Charles Arch	Grant / award	1,055	$0.00	10,950
2026-07-09	Halinski John William	Grant / award	1,055	$0.00	12,211
2026-07-09	MCFARLAND ROBERT N	Grant / award	1,055	$0.00	20,961
2026-04-14	MCFARLAND ROBERT N	Grant / award	6,006	$0.00	19,906
2026-04-14	Stober Eric	Grant / award	6,006	$0.00	16,337
2026-04-14	Winn Charles Arch	Grant / award	6,006	$0.00	9,895
2026-04-14	Wilkinson Tom	Grant / award	6,006	$0.00	29,868
2026-04-14	Halinski John William	Grant / award	6,006	$0.00	9,006
2025-10-03	Leonard Braden Michael	Open-market sale	220,410	$7.13	0
2025-05-22	Canas Jennifer	Grant / award	5,250	$0.00	5,250
2025-05-22	Canas Jennifer	Grant / award (derivative)	5,250	$0.00	5,250
2025-05-14	Wilkinson Thomas Wiley	Grant / award	3,000	$0.00	23,862
2025-05-14	Winn Charles Arch	Grant / award	3,000	$0.00	3,889
2025-05-14	Halinski John William	Grant / award	3,000	$0.00	3,000
2025-05-14	Pickens Thomas Boone III	Grant / award	50,000	$0.00	181,385
2025-05-14	Stober Eric	Grant / award	3,000	$0.00	10,331
2025-05-14	MCFARLAND ROBERT N	Grant / award	3,000	$0.00	13,900
2025-05-14	Halinski John William	Grant / award	6,006	$0.00	9,006
2024-08-28	Hinojosa Jaime	Grant / award (derivative)	8,860	$0.00	30,062
2024-08-28	Pickens Thomas Boone III	Grant / award (derivative)	25,310	$0.00	102,269
2024-05-29	Becker James Frank	Open-market buy	1,100	$9.82	16,121
2024-05-28	Becker James Frank	Open-market buy	934	$9.50	15,021
2024-05-21	Wilkinson Thomas Wiley	Open-market buy	1,109	$9.50	20,862
2024-03-15	Russler Daniel T Jr	Open-market buy	387	$8.42	14,904
2024-03-15	MCFARLAND ROBERT N	Open-market buy	1,185	$8.50	10,900
2023-05-23	Hinojosa Jaime	Open-market buy	900	$9.49	7,881

Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.