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$28.02
+0.00%Delayed · Pre-marketDelayed 15 minutes · Source: ViewTrade · 5 Nov 2026, 05:05 IST · A quote does not mean the product is available to trade on your account.
Opens 8:00 pm IST
Opens 8:00 pm IST
Opens 8:00 pm IST
In brief
Questions investors ask
Quotes run fifteen minutes behind.
1 month: +8.1% (SPY −1.6%, XLV +13.5%). 3 months: +38.4% (SPY −0.4%, XLV +15.5%). 1 year: +10.9% (SPY +13.6%, XLV +30.7%). Price change to the 4 Nov 2026 close; dividends excluded.
Daily closes, split-adjusted: AMPH, SPY and XLV · as of 4 Nov 2026
4.3M shares were sold short at the 15 Oct 2026 settlement, 10.2% of the 42.5M shares outstanding; covering them would take 9.8 days of average volume. Short interest is reported twice a month, on a lag.
Exchange short-interest filing · as of 15 Oct 2026
Closed at $28.02 on 4 Nov 2026: 5.1% below the 52-week high of $29.52 (12 Jan 2026) and 68.3% above the low of $16.65 (18 May 2026).
Daily price bars, split-adjusted · as of 4 Nov 2026
The 4 Nov 2026 close of $28.02 was 11.6% above its 50-day average ($25.11) and 25.8% above its 200-day average ($22.27). It has closed above the 200-day for 46 sessions, since 1 Sep 2026. The 50-day average crossed above the 200-day on 2 Oct 2026, 23 sessions ago.
Daily closes, split-adjusted; 50- and 200-session simple averages · as of 4 Nov 2026
Price return, split-adjusted
At the 4 Nov 2026 close
Amphastar Pharmaceuticals Inc is a bio-pharmaceutical company focusing on developing, manufacturing, marketing, and selling technically challenging generic and proprietary injectable, inhalation, and intranasal products, as well as insulin active pharmaceutical ingredient (or insulin API products. The company's finished products are used in hospital or urgent care clinical settings and are contracted and distributed through group purchasing organizations and drug wholesalers. The company has one reportable segment: pharmaceutical products. Geographically, the business presence of the firm is seen in the United States, China, and France, of which the U.S. accounts for the majority of the revenue.
May 8, 2026
−20.93%February 27, 2026
−23.63%June 9, 2022
−21.15%