Howard Lee

AMPH

Howard Lee serves as Director at Amphastar Pharmaceuticals, Inc. (AMPH). This page tracks their complete SEC Form 4 insider trading history including stock purchases and sales.

Total Buys

0 trades

$0.00

Total Sells

9 trades

$2.06M

Net Position

Net Seller

$2.06M

Companies Traded

AMPH

Active Period

May 2021 – Jun 2025

9 total trades

Most Recent

Sell AMPH

Jun 2, 2025 · $24.0K

Howard Lee's Insider Trading at Amphastar Pharmaceuticals, Inc. (AMPH)

Buys

0 · $0.00

Sells

9 · $2.06M

Total Shares Bought

Total Shares Sold

64,831

AMPH Price Chart

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Date	Type	Shares	Avg Price	Value
Jun 2, 2025	Sell	923	$26.01	$24.0K
Jun 3, 2024	Sell	579	$42.04	$24.3K
Jun 10, 2023	Sell	375	$45.67	$17.1K
Jun 1, 2023	Sell	16,679	$45.02	$751.0K
Jun 6, 2022	Sell	10,291	$37.79	$388.9K
May 23, 2022	Sell	10,000	$34.93	$349.3K
Jun 12, 2021	Sell	157	$19.92	$3.1K
Jun 7, 2021	Sell	15,827	$19.30	$305.4K
May 20, 2021	Sell	10,000	$19.74	$197.4K