Amphastar: brands it owns and its ownership tree
Amphastar (NASDAQ: AMPH) is a publicly listed company headquartered in Rancho Cucamonga, United States that owns 4 consumer brands.[1]
Amphastar Pharmaceuticals, Inc. is a biopharmaceutical company based in Rancho Cucamonga, California. It incorporated in California in 1996 and reincorporated in Delaware in 2004. Its 10-K for 2025 says it develops, makes and sells technically challenging generic and proprietary injectable, inhalation and intranasal products and active pharmaceutical ingredients, with net revenues of $719.9 million in 2025.
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Company facts
- Legal name
- Amphastar Pharmaceuticals, Inc.
- Type
- publicly listed company · see all publicly listed company owners
- Headquarters
- 🇺🇸 Rancho Cucamonga, United States
- Founded
- 1996
- Tickers
- NASDAQ: AMPH
- SEC CIK
- 0001297184
- Website
- www.amphastar.com
- Last verified
- · 1 sources
Amphastar in numbers
- Amphastar owns 4 consumer brands tracked here across 1 top-level categories; the largest is healthcare & pharma with 4 brands.[1]
Everything Amphastar owns
Controlling ownership as of . Brands grouped under the entity that owns them; large groups are collapsed.
Full-screen interactive tree →
Brand portfolio by category
Recent changes to this record
Amphastar in the global legal-entity registry
The Global Legal Entity Identifier Foundation (GLEIF) keeps an open register of legal entities. Each entity reports its own parents. We show it as a cross-check on the ownership recorded on this page, which is built from filings.
- Legal entity identifier (LEI)
- 54930055TH0ZLSAQMJ38
- Registered name
- AMPHASTAR PHARMACEUTICALS, INC. (US)
- Registration status
- Issued · record updated 21 May 2026
- Parent
- None named: it reports that it has no parent that consolidates its accounts.
- Retrieved
- · GLEIF record (JSON)
Frequently asked questions
What brands does Amphastar own?
Amphastar owns 4 consumer brands tracked here, including Primatene MIST, BAQSIMI, Amphadase and Cortrosyn.
Is Amphastar an American company?
Yes. Amphastar is headquartered in Rancho Cucamonga, United States and was founded in 1996.
Who owns Amphastar?
Amphastar is a publicly listed company owned by its shareholders; it trades as AMPH on the NASDAQ.
Sources (1) & corrections
Last verified . Every ownership fact above is backed by one of these primary documents. Numbers in brackets in the text refer to this list.
- [1] Amphastar Pharmaceuticals, Inc. Annual Report on Form 10-K filed 2026-02-26 — SEC EDGAR, SEC Form 10-K, published 26 February 2026; retrieved 18 October 2026.
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