Security key
046484309
ASTROTECH Corp - Common Stock, $0.001 par value (ASTC)
CUSIP: 046484309
Q4 2022 13F Holders as of 31 Dec 2022
- Security type / class
- Equity / Common Stock, $0.001 par value
- Total 13F shares
- 339,666
- Total 13F value
- $3,392,946
- Share change
- +119,256
- SEC-reported price per share
- $9.99
- Number of holders
- 13
- Value change
- +$1,191,050
- Number of buys
- 12
- Shares outstanding
- 1,747,593
Holder snapshot
5 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q4 2022
Institutions
13
Top holders
10
ASTC full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q3 2025
ASTROTECH Corp SEC filings
ASTROTECH Corp company facts
Broader feeds
Reporting periods
Holder history for CUSIP 046484309
Recent filing periods:
Ownership snapshot
Top reported holders of ASTC - ASTROTECH Corp - Common Stock, $0.001 par value (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
Ronald W. Cantwell
Disclosed value leader
Ronald W. Cantwell
Comparable rows
0/15
Latest evidence
30 Sep 2022
3/4/5
13F
Highest disclosed value: $1,520,582
15 rows are not safely comparable across share classes.
Showing 1-6 of 15 holder rows.
Quick read
Ronald W. Cantwell has the largest disclosed position value at $1.52M.
0 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens Ronald W. Cantwell's linked filing trail.
Disclosed position value
Top 5
Ronald W. Cantwell
$1.52M
VANGUARD GROUP INC
$671K
BlackRock Finance, Inc.
$269K
GEODE CAPITAL MANAGEMENT, LLC
$266K
Marquette Asset Management, LLC
$186K
Value bars compare disclosed positions; verify each figure against the linked filing evidence.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Ronald W. Cantwell |
3/4/5
Director
|
—
class O/S missing
|
$1,520,582
182,324 shares
|
— | 14 Apr 2022 |
| VANGUARD GROUP INC |
13F
Company
|
—
class O/S missing
|
$671,000
1,514,642 shares
|
— | 30 Sep 2022 |
| BlackRock Finance, Inc. |
13F
Company
|
—
class O/S missing
|
$269,000
607,121 shares
|
— | 30 Sep 2022 |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
Company
|
—
class O/S missing
|
$266,000
601,053 shares
|
— | 30 Sep 2022 |
| Marquette Asset Management, LLC |
13F
Company
|
—
class O/S missing
|
$186,000
419,854 shares
|
— | 30 Sep 2022 |
| STATE STREET CORP |
13F
Company
|
—
class O/S missing
|
$71,000
161,161 shares
|
— | 30 Sep 2022 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q4 2022
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
13
Shares
339,666
Rows available
13
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q4 2022 vs Q1 2026 Across Filers
Q1 2026 holders
15
Q4 2022 holders
13
Holder diff
-2
| Investor | Q1 2026 Shares | Q4 2022 Shares | Share Diff | Share Chg % | Q1 2026 value | Q4 2022 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend