AMPH compared with KOP: revenue, margins and what each company keeps, and the suppliers and customers both name

AMPHAmphastar Pharmaceuticals, Inc.

Mkt capRevenueRevenue

KOPKoppers Holdings Inc.

Mkt capRevenueRevenue

Compare

AMPHAmphastar Pharmaceuticals, Inc.

KOPKoppers Holdings Inc.

Price

Mkt cap

Revenue

Revenue flow Supply chain Price Co-movers Event sensitivity Earnings history

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Supply-chain overlap

News Findings Companies A–Z Pricing Methodology Sources Corrections About Terms

Not investment advice. Not a broker-dealer. Indices shown as ETF proxies. Supply-chain data CC BY 4.0; market data not redistributable.

Listed on One’s Vibe · live-checked · Oct ’26

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Supply-chain overlap

direct ties · both sidesSources ›

direct ties · both sides

Only AMPH 1

MNKDMannkindcustomer

Shared 0

No shared counterparties.

Only KOP 2

—Class I railroadsunlistedcustomer

—Brown Woodunlistedcustomer

Role chip = supplier or customer—= no ticker (unlisted)Source: SEC EDGAR

AMPHAmphastar Pharmaceuticals, Inc.

27.72· pre 27.72· delayed

Mkt cap$1.2BRevenue$184MQ2 FY26Revenue$720MFY25

KOPKoppers Holdings Inc.

41.27· pre 41.27· delayed

Pre-marketOct 30 '26delayed

Mkt cap$784.8MRevenue$520MQ2 FY26Revenue$1.9BFY25

Compare

Pre-marketOct 30 '26delayed

AMPHAmphastar Pharmaceuticals, Inc.

KOPKoppers Holdings Inc.

27.72pre 27.72delayed

Price

41.27pre 41.27delayed

$1.2B

Mkt cap

$784.8M

Q2 FY26$184M

Revenue

$520MQ2 FY26

FY25$720M

Revenue

$1.9BFY25

AMPH27.72vsKOP41.27Pre-marketOct 30 '26delayed