Security key
03211Q200
AmpliTech Group, Inc. - Common Stock, $0.001 par value per share (AMPG)
CUSIP: 03211Q200
Q4 2022 13F Holders as of 31 Dec 2022
- Security type / class
- Equity / Common Stock, $0.001 par value per share
- Total 13F shares
- 786,430
- Total 13F value
- $1,667,907
- Share change
- +159,063
- SEC-reported price per share
- $2.12
- Number of holders
- 15
- Value change
- +$341,732
- Number of buys
- 8
- Number of sells
- 4
- Shares outstanding
- 31,748,037
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q4 2022
Institutions
15
Top holders
10
AMPG full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q3 2025
AmpliTech Group, Inc. SEC filings
AmpliTech Group, Inc. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 03211Q200
Recent filing periods:
Ownership snapshot
Top reported holders of AMPG - AmpliTech Group, Inc. - Common Stock, $0.001 par value per share (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
VANGUARD GROUP INC
Disclosed value leader
VANGUARD GROUP INC
Comparable rows
0/11
Latest evidence
30 Sep 2022
13F
Highest disclosed value: $366,000
11 rows are not safely comparable across share classes.
Showing 1-6 of 11 holder rows.
Quick read
VANGUARD GROUP INC has the largest disclosed position value at $366K.
0 of 11 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 VANGUARD GROUP INC's linked filing trail.
Disclosed position value
Top 5
VANGUARD GROUP INC
$366K
SABBY MANAGEMENT, LLC
$251K
BARD ASSOCIATES INC
$238K
GEODE CAPITAL MANAGEMENT, LLC
$126K
STATE STREET CORP
$52K
Value bars compare disclosed positions; verify each figure against the linked filing evidence.
Detailed SEC evidence table Showing 1-6 of 11 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| VANGUARD GROUP INC |
13F
Company
|
—
denominator unverified
|
$366,000
198,972 shares
|
— | 30 Sep 2022 |
| SABBY MANAGEMENT, LLC |
13F
Company
|
—
denominator unverified
|
$251,000
136,382 shares
|
— | 30 Sep 2022 |
| BARD ASSOCIATES INC |
13F
Company
|
—
denominator unverified
|
$238,000
129,253 shares
|
— | 30 Sep 2022 |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
Company
|
—
denominator unverified
|
$126,000
68,625 shares
|
— | 30 Sep 2022 |
| STATE STREET CORP |
13F
Company
|
—
denominator unverified
|
$52,000
28,200 shares
|
— | 30 Sep 2022 |
| Burleson & Company, LLC |
13F
Company
|
—
denominator unverified
|
$49,000
26,800 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
15
Shares
786,430
Rows available
15
| 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 Q3 2025 Across Filers
Q3 2025 holders
30
Q4 2022 holders
15
Holder diff
-15
| Investor | Q3 2025 Shares | Q4 2022 Shares | Share Diff | Share Chg % | Q3 2025 value | Q4 2022 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend