Gaugh David Russell

CIK: 0002075974

Director

Primary company: Amphastar Pharmaceuticals, Inc. (AMPH)

Gaugh David Russell is a corporate insider at Amphastar Pharmaceuticals, Inc. (AMPH) filing SEC Form 4 transactions. 4 transactions. Source: SEC EDGAR.

Total Transactions

Total Buy Value

Total Sell Value

Net Activity

Last Transaction

Jun 2026

Companies

Transaction History

Filter:

Source: SEC EDGAR Form 4 insider transaction filings.

Company	Type	Shares	Price	Value	Shares After	Date	SEC
Amphastar Pharmaceuticals, Inc. AMPH	Award	17,365	$18.42	$320K	17,365	6/1/2026 Filed: 6/1/2026	Filing →
Amphastar Pharmaceuticals, Inc. AMPH	Award	8,143	-	-	14,447	6/1/2026 Filed: 6/1/2026	Filing →
Amphastar Pharmaceuticals, Inc. AMPH	Award	13,987	-	-	13,987	7/18/2025 Filed: 7/22/2025	Filing →
Amphastar Pharmaceuticals, Inc. AMPH	Award	6,304	-	-	6,304	7/18/2025 Filed: 7/22/2025	Filing →

Amphastar Pharmaceuticals, Inc.

AMPH

Type

Award

17,365

Price

$18.42

Value

$320K

Amphastar Pharmaceuticals, Inc.

AMPH

Type

Award

8,143

Price

Value

Amphastar Pharmaceuticals, Inc.

AMPH

Type

Award

13,987

Price

Value

Amphastar Pharmaceuticals, Inc.

AMPH

Type

Award

6,304

Price

Value

AI Agent

Try asking...