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Stock Insider Trading Activity of Prins Richard K
PRINS RICHARD K
Sell
Director
AMPH Nov 25, 2025
Avg Cost/Share
$27.10
Shares
4,179
Total Value
$113,253.41
Owned After
35,183
SEC Form 4
PRINS RICHARD K
Sell
Director
AMPH Dec 9, 2024
Avg Cost/Share
$43.77
Shares
10,000
Total Value
$437,702.00
Owned After
35,183
SEC Form 4
PRINS RICHARD K
Sell
Director
AMPH Nov 12, 2024
Avg Cost/Share
$48.80
Shares
5,000
Total Value
$243,985.50
Owned After
35,183
SEC Form 4
PRINS RICHARD K
Sell
Director
AMPH Aug 12, 2024
Avg Cost/Share
$43.07
Shares
17,101
Total Value
$736,550.33
Owned After
35,183
SEC Form 4
PRINS RICHARD K
Sell
Director
AMPH Nov 13, 2023
Avg Cost/Share
$52.50
Shares
5,000
Total Value
$262,500.00
Owned After
35,183
SEC Form 4
| Insider | Ticker | Relationship | Date | Transaction | Avg Cost | Shares | Total Value | Owned After | SEC Forms |
|---|---|---|---|---|---|---|---|---|---|
| PRINS RICHARD K | AMPH | Director | Nov 25, 2025 | Sell | $27.10 | 4,179 | $113,253.41 | 35,183 | |
| PRINS RICHARD K | AMPH | Director | Dec 9, 2024 | Sell | $43.77 | 10,000 | $437,702.00 | 35,183 | |
| PRINS RICHARD K | AMPH | Director | Nov 12, 2024 | Sell | $48.80 | 5,000 | $243,985.50 | 35,183 | |
| PRINS RICHARD K | AMPH | Director | Aug 12, 2024 | Sell | $43.07 | 17,101 | $736,550.33 | 35,183 | |
| PRINS RICHARD K | AMPH | Director | Nov 13, 2023 | Sell | $52.50 | 5,000 | $262,500.00 | 35,183 |