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AMPH
Amphastar Pharmaceuticals, Inc.
stock NASDAQ

At Close

Jul 18, 2025 3:59:58 PM EDT

20.61USD-5.023%(-1.09)430,269

0.00Bid 0.00Ask 0.00Spread

Pre-market

Jul 16, 2025 8:00:30 AM EDT

21.68USD-0.092%(-0.02)0

After-hours

Jul 18, 2025 4:00:30 PM EDT

20.62USD+0.049%(+0.01)3,569

OverviewOption ChainHistoricalExchangesShortsMore

Jul 18, 2025 Aug 15, 2025 Sep 19, 2025 Dec 19, 2025 Mar 20, 2026

ITM/OTM for Jul 18, 2025View All Dates

Calls ITM	Calls OTM	Puts ITM	Puts OTM
0	80	33	5

AMPH Jul 18, 2025 Exp. - Volume by Strike

Puts

Calls

AMPH Jul 18, 2025 Exp. - Open Interest by Strike

Puts

Calls

AMPH Jul 18, 2025 Exp. - Max Pain @ $25.00

Puts

Calls

AMPH Jul 18, 2025 Exp. - Option Chain

In the Money (ITM)

Calls

Strike	Price	Change	Vol	OI	Last	Contract Name
35.00 C	0	0%	0			AMPH250718C00035000
30.00 C	0.05	-68.75%	2	10	07-02	AMPH250718C00030000
25.00 C	0.04	-60.00%	1	69	07-11	AMPH250718C00025000
22.50 C	1.72	0%	2	1	07-01	AMPH250718C00022500
20.00 C	0	0%	0			AMPH250718C00020000
17.50 C	0	0%	0			AMPH250718C00017500
15.00 C	0	0%	0			AMPH250718C00015000
12.50 C	0	0%	0			AMPH250718C00012500

Puts

Strike	Price	Change	Vol	OI	Last	Contract Name
35.00 P	0	0%	0			AMPH250718P00035000
30.00 P	5.43	+4.42%	4	28	06-23	AMPH250718P00030000
25.00 P	1.20	-31.43%	2	4	06-23	AMPH250718P00025000
22.50 P	1.45	+54.26%	1	1	07-17	AMPH250718P00022500
20.00 P	0.20	0%	5	5	06-25	AMPH250718P00020000
17.50 P	0	0%	0			AMPH250718P00017500
15.00 P	0	0%	0			AMPH250718P00015000
12.50 P	0	0%	0			AMPH250718P00012500

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