Varamir
Desk
News
Calendar
Pricing
Saved
Search
tickers or companies
⌘K
Start free
· no card
Sign in
AMPH compared with KOP: revenue, margins and what each company keeps, and the suppliers and customers both name
AMPH
Amphastar Pharmaceuticals, Inc.
Change
Mkt cap
Revenue
Revenue
KOP
Koppers Holdings Inc.
Change
Mkt cap
Revenue
Revenue
vs
Compare
AMPH
Amphastar Pharmaceuticals, Inc.
vs
KOP
Koppers Holdings Inc.
Price
Mkt cap
Revenue
Revenue
Change
Change
Revenue flow
Supply chain
Price
Co-movers
Event sensitivity
Earnings history
Save comparison
Copy link
Revenue flow
Desk
News
Calendar
Saved
Search
Revenue flow
Supply chain
Price
Co-movers
Event sensitivity
Earnings history
Price
rebased to 0%
1D
1W
1M
3M
YTD
1Y
5Y
1D
1W
1M
3M
YTD
1Y
5Y
AMPH, solid
KOP, dashed
Supply-chain overlap
Revenue flow
KOP: latest quarter is a loss; flow not drawable.
Method
›
AMPH
Amphastar Pharmaceuticals, Inc.
Change
27.72
▲
+2.94%
· post 27.72
Mkt cap
$1.2B
Revenue
$184M
Q2 FY26
Revenue
$720M
FY25
KOP
Koppers Holdings Inc.
Change
41.27
▼
−1.42%
· post 41.27
Closed
Oct 30 '26
Mkt cap
$784.8M
Revenue
$520M
Q2 FY26
Revenue
$1.9B
FY25
vs
Compare
Closed
Oct 30 '26
AMPH
Amphastar Pharmaceuticals, Inc.
vs
KOP
Koppers Holdings Inc.
27.72
▲
+2.94%
post 27.72
Price
41.27
▼
−1.42%
post 41.27
$1.2B
Mkt cap
$784.8M
Q2 FY26
$184M
Revenue
$520M
Q2 FY26
FY25
$720M
Revenue
$1.9B
FY25
Change
Change
AMPH
27.72
▲
+2.94%
vs
KOP
41.27
▼
−1.42%
Closed
Oct 30 '26
Supply-chain overlap
direct ties · both sides
Sources
›
direct ties · both sides
Only AMPH
1
MNKD
Mannkind
customer
Shared
0
No shared counterparties.
Only KOP
2
—
Class I railroads
unlisted
customer
—
Brown Wood
unlisted
customer
Role chip = supplier or customer
—
= no ticker (unlisted)
Source: SEC EDGAR