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Stock Charts, Performance & Trend Analysis for AMPH
Amphastar Pharmaceuticals, Inc.

AMPH
Year-to-Date: -35.9%
This Week: 12.3%
AMPH Stock Charts
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AMPH
Year-to-Date (YTD) Return: -35.87%
 
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Long Term Trend: Deteriorating
Medium Term Trend: Very Good
Short Term Trend: Very Good
Amphastar
Overall Trend Score:
40 Out Of 100
Bottomline: Bearish to Neutral Trend


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August 11, 2025 - The year-to-date (YTD) return or performance of Amphastar (AMPH) is down -35.87% and is underperforming the overall stock market by -44.26%.

Recently, the weekly return of Amphastar (AMPH) is up 12.26% and is outperforming the overall market by 9.88%.

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Although long term trends for Amphastar Pharmaceuticals, Inc. are not good, the short and mid term trends are improving.

The overall 12Stocks.com Smart Investing & Trading Score is 40 (measures stock trend from 0-bearish to 100-bullish) which puts AMPH in short term bearish to neutral trend.

The Smart Investing & Trading Score from previous trading session is 74 and hence a significant deterioration of trend. Scroll down for key technical charts, support & resistance levels and analysis for Amphastar.

Stock Analysis for AMPH
Name: Amphastar Pharmaceuticals, Inc.
Sector: Health Care
SubSector: Drug Manufacturers - Other
In A Glance
Amphastar (AMPH) Stock Performance and Technical Trend Chart View
 
AMPH Recent Price: 23.81    
MarketCap: 1232.88 Millions
Day Percent Change: 1.72%
Day Change: 0.81
Week Change: 12.26%
Year-to-date Change: -35.87%
Weekly AMPH Technical Chart


Daily AMPH Technical Chart
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Short Term Trend Analysis for AMPH		 
40 / 100
The current technical trend score is 40 in a scale where 0 is bearish and 100 is bullish.
The technical trend score from previous session is 74.
Trend score updated daily. Not to be used for investing.

Stocks Similar To Amphastar


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AMPH Related Pages
Top Health Care Stocks ➞
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Compare AMPH's Trend (40) with trends of related stocks
Johnson & Johnson 73 ➞
Merck 66 ➞
Pfizer 73 ➞
Eli Lilly 54 ➞
Bristol-Myers 20 ➞
UnitedHealth 30 ➞
Abbott 37 ➞
Amgen 66 ➞
Medtronic 49 ➞
Thermo Fisher 61 ➞
Gilead 46 ➞
Pliant 73 ➞
Annexon 61 ➞
Dyne 27 ➞
Greenwich Life 78 ➞

The table below shows stocks similar to Amphastar Pharmaceuticals, Inc., i.e, from same subsector or sector along with year-to-date (-35.9% YTD), weekly (12.3%) & daily performaces for comparison. Usually, stocks from similar sector tend to move together but companies that have innovative products, services or good management tend to outperform. Compare 12Stocks.com Smart Investing & Trading Scores to see which stocks in this sector are trending better currently. Click on ticker or stock name for detailed view (place cursor on ticker or stock name to view charts quickly). Click on to add stock symbol to your watchlist and to view watchlist.
Don't forget to get complete 360o overview of best moving sectors
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TickerStock NameWatchlistCategoryRecent PriceSmart Investing & Trading Score
[0 to 100]		Change %Weekly Change%YTD Change%
JNJJohnson & Johnson Drugs173.3373-5.233.620.81%
MRKMerck  Drugs80.69660.201.8-18.19%
PFEPfizer  Drugs24.58730.664.6-5.82%
LLYEli Lilly Drugs625.655482.66-17.9-18.82%
BMYBristol-Myers  Drugs45.9520-20.033.9-16.97%
AZNAstraZeneca  Drugs73.55660.92-0.513.83%
ABBVAbbVie  Drugs198.05730.771.513.54%
ZTSZoetis  Drugs147.3510-4.44-0.0-8.98%
IDXXIDEXX  Drugs658.0668-0.4022.959.17%
ELANElanco Animal Drugs16.6746-0.3820.937.65%
PRGOPerrigo  Drugs22.55284.15-15.4-11.39%
QDELQuidel  Drugs23.91104.004.8-46.33%
NEOGNeogen  Drugs5.0825-25.699.0-58.15%
IRWDIronwood  Drugs0.90665.9616.3-79.75%
PCRXPacira  Drugs25.1837-62.8314.133.65%
AMRXAmneal  Drugs8.545887.059.17.83%
USNAANA Health Drugs28.85204.23-0.0-19.62%
SUPNSupernus  Drugs41.23731.6316.114.02%
AMPHAmphastar  Drugs23.81401.7212.3-35.87%
COLLCollegium  Drugs34.935450.4616.221.92%
SRDXSurmodics  Drugs35.4161-0.66-1.7-10.58%
ORGOOrganogenesis  Drugs4.55566.881.042.34%
VERUVeru  Drugs0.37251.42-24.5-42.71%
NATRNature s Drugs15.50353.41-1.95.73%
EOLSEvolus  Drugs5.90201.08-35.5-46.56%
UNHUnitedHealth  Insurance250.89301.225.5-50.19%
ABTAbbott  Instrument134.28370.755.519.89%
AMGNAmgen  Biotechnology288.23661.56-2.911.48%
MDTMedtronic  Instrument92.88497.434.017.20%
TMOThermo Fisher Health Services460.72619.06-0.5-11.36%
GILDGilead  Biotechnology119.41461.235.530.18%
PLRXPliant  Biotechnology1.6673-1.325.1-87.40%


Technical Levels: For the trading inclined, the following are the key levels of resistance (ceiling) and support (floor) for AMPH. Ceiling and floor levels are stock prices at which the stock trend gets resistance or support respectively. Stocks & their trends tend to pause at these levels and hence traders have an eye on them.

Long term levels are more important. Stocks that have broken thru their resistance or support levels convincingly tend to have stronger trends (confirm with charts above visually).
Key Technical Levels for AMPH
 Short TermWeeklyLong Term
Resistance (Ceiling)
Support (Floor)

        
RELATIVE PERFORMANCE OF
Amphastar Pharmaceuticals, Inc.
Vs
THE MARKET
Relative performance of Amphastar Pharmaceuticals, Inc. Compared to Overall Market
How is AMPH faring versus the market [S&P 500] ? Is it lagging or leading ? How is its relative performance ?
Symbol Day Change Week Change Year-to-Date Change
SPY 24.16% 2.38% 8.39%
AMPH 1.72% 12.26% -35.87%

AMPH Chart
S&P 500 (Market) Chart
Year to date returns, AMPH is underperforming the market by -44.26%
This week, AMPH is outperforming the market by 9.88%


        
Performance of Amphastar Pharmaceuticals, Inc. vs Health Care ETF RELATIVE PERFORMANCE OF
Amphastar Pharmaceuticals, Inc.
Vs
Health Care Sector
Let us compare apples to apples and compare performance of AMPH with its sector ETF (contains basket of stocks of same sector) XLV [Health Care SPDR] ?
Symbol Day Change Week Change Year-to-Date Change
XLV 0.63 % -0.74 % -5.02 %
AMPH 1.72% 12.26% -35.87%

AMPH Chart
Health Care Chart
Year to date, AMPH is underperforming Health Care sector by -30.85%
This week, AMPH is outperforming Health Care sector by 13%

List Of ETF Funds Related To Amphastar Pharmaceuticals, Inc.

The table below shows ETFs (Exchange Traded Funds) similar to Amphastar Pharmaceuticals, Inc., i.e, from same sector along with year-to-date (YTD), weekly & daily performaces for comparison. Usually, ETFs and associated stocks from similar sector tend to move together but companies that have innovative products, services or good management tend to outperform. Move mouse or cursor over ETF symbol to view short-term technical chart and over ETF name to view long term chart. Click on to add ETF symbol to your watchlist and to view watchlist.
TickerStock NameWatchlistCategoryRecent PriceChange %Weekly Change%YTD Change%
RXLProShares Ultra HealthCare  Health Care37.4625.59-1.68-14.61%
PPHPharmaceutical HOLDRs Health Care82.840.53-1.99-3.43%
BBHBiotech HOLDRs Health Care159.3413.23-1.991.51%
RXDProShares UltraShort HealthCare  Health Care13.02-1.141.5110.11%
XLVHealth Care SPDR Health Care130.160.63-0.74-5.02%
IXJiShares Global Healthcare  Health Care83.350.87-0.26-3.05%
IHFiShares U. S. Healthcare Providers Health Care42.621.484.44-11.01%
IBBiShares Nasdaq Biotechnology Health Care132.0416.19-0.75-0.04%
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