Amphastar Pharmaceuticals, Inc. - AMPH
Insiders (Form 4) · last 180 days · showing up to 200 transactions
· Form 144 is shown in the SEC filings tab
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Visible: 0
Transaction codes:
P = Open-market purchase ·
S = Open-market sale ·
A = Grant/award ·
M = Exercise/conversion of derivative ·
G = Gift ·
F = Tax withholding ·
J = Other ·
A/D:
A = Acquired (buy/receive) ·
D = Disposed (sell/give)
| Filed | Owner | Title | Code | A/D | Shares | Price | Value | Shares after | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Mar 17, 2026 | CFO, EVP & TREASURER | F | D | 1,973.0 | 18.18 | 35,869.14 | 175,063.0 | View | |
| Mar 17, 2026 | SENIOR EVP, PRODUCTION CENTER | F | D | 1,225.0 | 18.18 | 22,270.5 | 171,554.0 | View | |
| Mar 17, 2026 | EVP CORP ADMIN CENTER | F | D | 1,033.0 | 18.18 | 18,779.94 | 121,892.0 | View | |
| Mar 17, 2026 | CEO & CHIEF SCIENTIFIC OFFICER | F | D | 2,908.0 | 18.18 | 52,867.44 | 1,245,125.0 | View | |
| Mar 17, 2026 | CEO & CHIEF SCIENTIFIC OFFICER | F | D | 9,784.0 | 18.18 | 177,873.12 | 2,990,052.0 | View | |
| Mar 11, 2026 | CFO, EVP & TREASURER | A | A | 121,071.0 | 0.0 | 0.0 | 121,071.0 | View | |
| Mar 11, 2026 | CFO, EVP & TREASURER | F | D | 3,297.0 | 18.91 | 62,346.27 | 177,036.0 | View | |
| Mar 11, 2026 | CFO, EVP & TREASURER | A | A | 58,693.0 | 0.0 | 0.0 | 180,333.0 | View | |
| Mar 11, 2026 | EVP CORP ADMIN CENTER | A | A | 73,126.0 | 0.0 | 0.0 | 73,126.0 | View | |
| Mar 11, 2026 | EVP CORP ADMIN CENTER | F | D | 1,870.0 | 18.91 | 35,361.7 | 122,925.0 | View | |
| Mar 11, 2026 | EVP CORP ADMIN CENTER | A | A | 35,450.0 | 0.0 | 0.0 | 124,795.0 | View | |
| Mar 11, 2026 | SENIOR EVP, PRODUCTION CENTER | A | A | 81,341.0 | 0.0 | 0.0 | 81,341.0 | View | |
| Mar 11, 2026 | SENIOR EVP, PRODUCTION CENTER | F | D | 2,215.0 | 18.91 | 41,885.65 | 172,779.0 | View | |
| Mar 11, 2026 | SENIOR EVP, PRODUCTION CENTER | A | A | 39,432.0 | 0.0 | 0.0 | 174,994.0 | View | |
| Mar 11, 2026 | CEO & CHIEF SCIENTIFIC OFFICER | A | A | 149,472.0 | 0.0 | 0.0 | 149,472.0 | View | |
| Mar 11, 2026 | CEO & CHIEF SCIENTIFIC OFFICER | A | A | 372,338.0 | 0.0 | 0.0 | 372,338.0 | View | |
| Mar 11, 2026 | CEO & CHIEF SCIENTIFIC OFFICER | F | D | 4,395.0 | 18.91 | 83,109.45 | 1,248,033.0 | View | |
| Mar 11, 2026 | CEO & CHIEF SCIENTIFIC OFFICER | A | A | 72,462.0 | 0.0 | 0.0 | 1,252,428.0 | View | |
| Mar 11, 2026 | CEO & CHIEF SCIENTIFIC OFFICER | F | D | 14,785.0 | 18.91 | 279,584.35 | 2,999,836.0 | View | |
| Mar 11, 2026 | CEO & CHIEF SCIENTIFIC OFFICER | A | A | 180,504.0 | 0.0 | 0.0 | 3,014,621.0 | View | |
| Mar 10, 2026 | CFO, EVP & TREASURER | F | D | 2,146.0 | 19.34 | 41,503.64 | 121,640.0 | View | |
| Mar 10, 2026 | SENIOR EVP, PRODUCTION CENTER | F | D | 1,357.0 | 19.34 | 26,244.38 | 135,562.0 | View | |
| Mar 10, 2026 | EVP CORP ADMIN CENTER | F | D | 1,144.0 | 19.34 | 22,124.96 | 89,345.0 | View | |
| Mar 10, 2026 | CEO & CHIEF SCIENTIFIC OFFICER | F | D | 3,077.0 | 19.34 | 59,509.18 | 1,179,966.0 | View | |
| Mar 10, 2026 | CEO & CHIEF SCIENTIFIC OFFICER | F | D | 7,773.0 | 19.34 | 150,329.82 | 2,834,117.0 | View | |
| Mar 06, 2026 | CFO, EVP & TREASURER | F | D | 1,744.0 | 19.96 | 34,810.24 | 123,786.0 | View | |
| Mar 06, 2026 | EVP CORP ADMIN CENTER | F | D | 965.0 | 19.96 | 19,261.4 | 90,489.0 | View | |
| Mar 06, 2026 | SENIOR EVP, PRODUCTION CENTER | F | D | 1,124.0 | 19.96 | 22,435.04 | 136,919.0 | View | |
| Mar 06, 2026 | CEO & CHIEF SCIENTIFIC OFFICER | F | D | 2,432.0 | 19.96 | 48,542.72 | 1,183,043.0 | View | |
| Mar 06, 2026 | CEO & CHIEF SCIENTIFIC OFFICER | F | D | 5,769.0 | 19.96 | 115,149.24 | 2,841,890.0 | View | |
| Dec 18, 2025 | SENIOR EVP, PRODUCTION CENTER | M | D | 9,787.0 | 0.0 | 0.0 | 0.0 | View | |
| Dec 18, 2025 | SENIOR EVP, PRODUCTION CENTER | S | D | 9,787.0 | 26.1959 | 256,379.27 | 138,043.0 | View | |
| Dec 18, 2025 | SENIOR EVP, PRODUCTION CENTER | M | A | 9,787.0 | 11.33 | 110,886.71 | 147,830.0 | View | |
| Dec 15, 2025 | — | S | D | 2,426.0 | 25.9226 | 62,888.23 | 71,368.0 | View | |
| Dec 15, 2025 | — | S | D | 1,737.0 | 25.688 | 44,620.06 | 73,794.0 | View | |
| Nov 25, 2025 | — | M | D | 4,179.0 | 0.0 | 0.0 | 0.0 | View | |
| Nov 25, 2025 | — | S | D | 4,179.0 | 27.1006 | 113,253.41 | 35,183.0 | View | |
| Nov 25, 2025 | — | M | A | 4,179.0 | 16.69 | 69,747.51 | 39,362.0 | View | |
| Nov 17, 2025 | — | M | D | 16,679.0 | 0.0 | 0.0 | 0.0 | View | |
| Nov 17, 2025 | — | S | D | 16,679.0 | 26.4906 | 441,836.72 | 75,531.0 | View | |
| Nov 17, 2025 | — | M | A | 16,679.0 | 16.69 | 278,372.51 | 92,210.0 | View | |
| Nov 05, 2025 | — | S | D | 500.0 | 25.2662 | 12,633.1 | 75,531.0 | View |