-
5 DAY PERFORMANCE
-2.86% -
1 MONTH PERFORMANCE
-13.10% -
3 MONTH PERFORMANCE
-1.73% -
6 MONTH PERFORMANCE
+1.61% -
YEAR-TO-DATE PERFORMANCE
-28.57% -
1 YEAR PERFORMANCE
-20.90%
Amphastar Pharmaceuticals, Inc. Stock Chart
Share Price History
| Date | Opening Price | Closing Price | High | Low | Volume | Market Capitalization |
|---|---|---|---|---|---|---|
| 11/18/2024 | $44.39 | $44.16 (-0.52%) | $44.86 | $44.00 | 343,019 | $2.15 B |
| 11/15/2024 | $45.07 | $44.61 (-1.02%) | $45.39 | $43.88 | 408,700 | $2.17 B |
| 11/14/2024 | $45.48 | $45.06 (-0.92%) | $45.91 | $44.71 | 359,021 | $2.19 B |
| 11/13/2024 | $47.51 | $45.48 (-4.27%) | $47.99 | $45.39 | 421,200 | $2.21 B |
| 11/12/2024 | $48.38 | $47.71 (-1.38%) | $49.12 | $47.48 | 364,200 | $2.32 B |
| 11/11/2024 | $48.52 | $48.57 (0.1%) | $49.17 | $47.37 | 382,500 | $2.36 B |
| 11/08/2024 | $46.18 | $48.31 (4.61%) | $49.53 | $46.03 | 626,900 | $2.35 B |
| 11/07/2024 | $47.94 | $46.09 (-3.86%) | $49.45 | $46.03 | 1.37 M | $2.24 B |
| 11/06/2024 | $52.05 | $53.40 (2.59%) | $53.96 | $52.05 | 611,837 | $2.60 B |
| 11/05/2024 | $50.59 | $51.56 (1.92%) | $51.72 | $50.33 | 199,229 | $2.51 B |
| 11/04/2024 | $50.72 | $50.59 (-0.26%) | $51.53 | $50.26 | 376,600 | $2.46 B |
| 11/01/2024 | $50.75 | $50.73 (-0.04%) | $51.22 | $50.25 | 181,298 | $2.48 B |
| 10/31/2024 | $50.39 | $50.53 (0.28%) | $51.35 | $50.04 | 266,346 | $2.47 B |
| 10/30/2024 | $50.42 | $50.78 (0.71%) | $51.57 | $50.42 | 289,255 | $2.48 B |
| 10/29/2024 | $51.29 | $51.15 (-0.27%) | $51.36 | $50.55 | 180,800 | $2.50 B |
| 10/28/2024 | $50.57 | $51.41 (1.66%) | $51.84 | $50.53 | 338,028 | $2.51 B |
| 10/25/2024 | $50.00 | $50.29 (0.58%) | $50.55 | $49.80 | 179,600 | $2.46 B |
| 10/24/2024 | $49.68 | $49.63 (-0.1%) | $51.36 | $49.38 | 465,917 | $2.43 B |
| 10/23/2024 | $50.40 | $49.83 (-1.13%) | $50.63 | $49.47 | 314,643 | $2.44 B |
| 10/22/2024 | $50.59 | $50.38 (-0.42%) | $51.02 | $50.20 | 188,623 | $2.46 B |
| 10/21/2024 | $50.83 | $50.82 (-0.02%) | $51.42 | $50.08 | 209,000 | $2.49 B |
| 10/18/2024 | $49.87 | $50.84 (1.95%) | $51.44 | $49.83 | 245,300 | $2.49 B |
| 10/17/2024 | $51.27 | $49.71 (-3.04%) | $51.35 | $49.48 | 272,800 | $2.43 B |
| 10/16/2024 | $49.60 | $50.83 (2.48%) | $50.85 | $49.59 | 283,418 | $2.49 B |
| 10/15/2024 | $49.17 | $49.31 (0.28%) | $50.50 | $49.17 | 368,001 | $2.41 B |
| 10/14/2024 | $47.76 | $49.29 (3.2%) | $49.32 | $47.63 | 284,225 | $2.41 B |
| 10/11/2024 | $46.27 | $47.57 (2.81%) | $47.61 | $46.27 | 302,018 | $2.33 B |
| 10/10/2024 | $46.00 | $46.29 (0.63%) | $46.56 | $45.55 | 295,129 | $2.26 B |
| 10/09/2024 | $46.38 | $46.32 (-0.13%) | $47.82 | $46.17 | 297,800 | $2.27 B |
| 10/08/2024 | $46.97 | $46.28 (-1.47%) | $47.31 | $46.19 | 212,122 | $2.26 B |
| 10/07/2024 | $46.51 | $46.83 (0.69%) | $46.93 | $46.21 | 313,123 | $2.29 B |
| 10/04/2024 | $46.63 | $46.72 (0.19%) | $47.39 | $46.39 | 167,665 | $2.28 B |
| 10/03/2024 | $46.37 | $46.32 (-0.11%) | $46.82 | $45.50 | 228,300 | $2.27 B |
| 10/02/2024 | $48.30 | $46.50 (-3.73%) | $48.48 | $46.35 | 348,437 | $2.27 B |
| 10/01/2024 | $48.55 | $48.35 (-0.41%) | $48.98 | $47.74 | 233,300 | $2.36 B |
| 09/30/2024 | $48.06 | $48.53 (0.98%) | $49.22 | $48.00 | 266,900 | $2.37 B |
| 09/27/2024 | $48.28 | $48.02 (-0.54%) | $48.98 | $47.93 | 202,900 | $2.35 B |
| 09/26/2024 | $47.00 | $47.88 (1.87%) | $47.94 | $46.93 | 207,700 | $2.34 B |
| 09/25/2024 | $47.43 | $46.72 (-1.5%) | $47.77 | $46.58 | 267,518 | $2.28 B |
| 09/24/2024 | $48.69 | $47.39 (-2.67%) | $48.95 | $47.21 | 256,437 | $2.32 B |
| 09/23/2024 | $49.20 | $48.61 (-1.2%) | $49.61 | $48.46 | 221,343 | $2.38 B |
| 09/20/2024 | $50.46 | $49.18 (-2.54%) | $50.62 | $48.94 | 990,100 | $2.41 B |
| 09/19/2024 | $50.61 | $50.09 (-1.03%) | $50.61 | $49.24 | 342,761 | $2.45 B |
| 09/18/2024 | $48.59 | $49.78 (2.45%) | $50.23 | $48.30 | 565,200 | $2.43 B |
| 09/17/2024 | $49.28 | $48.64 (-1.3%) | $49.28 | $48.00 | 290,269 | $2.38 B |
| 09/16/2024 | $48.54 | $48.38 (-0.33%) | $48.79 | $47.60 | 402,000 | $2.37 B |
| 09/13/2024 | $47.23 | $48.09 (1.82%) | $48.34 | $47.04 | 645,141 | $2.35 B |
| 09/12/2024 | $45.19 | $46.52 (2.94%) | $46.75 | $44.75 | 652,921 | $2.28 B |
| 09/11/2024 | $44.17 | $45.07 (2.04%) | $45.16 | $43.67 | 313,602 | $2.20 B |
| 09/10/2024 | $44.72 | $44.36 (-0.81%) | $44.99 | $43.60 | 277,547 | $2.17 B |
| 09/09/2024 | $45.09 | $44.54 (-1.22%) | $45.76 | $44.53 | 258,549 | $2.18 B |
| 09/06/2024 | $45.45 | $45.38 (-0.15%) | $46.03 | $45.17 | 239,100 | $2.22 B |
| 09/05/2024 | $46.98 | $45.42 (-3.32%) | $47.24 | $45.21 | 362,539 | $2.22 B |
| 09/04/2024 | $46.73 | $46.90 (0.36%) | $47.09 | $46.34 | 219,200 | $2.29 B |
| 09/03/2024 | $48.32 | $46.98 (-2.77%) | $48.59 | $46.95 | 409,400 | $2.30 B |
| 08/30/2024 | $49.10 | $48.74 (-0.73%) | $49.30 | $48.25 | 205,162 | $2.38 B |
| 08/29/2024 | $48.63 | $48.86 (0.47%) | $49.22 | $48.63 | 237,600 | $2.39 B |
| 08/28/2024 | $48.10 | $48.56 (0.96%) | $48.66 | $48.00 | 228,000 | $2.37 B |
| 08/27/2024 | $48.39 | $48.48 (0.19%) | $48.55 | $47.99 | 248,800 | $2.37 B |
| 08/26/2024 | $48.00 | $48.15 (0.31%) | $48.70 | $47.65 | 359,807 | $2.35 B |
| 08/23/2024 | $47.43 | $47.95 (1.1%) | $48.31 | $47.43 | 358,815 | $2.35 B |
| 08/22/2024 | $46.98 | $47.23 (0.53%) | $47.49 | $46.80 | 321,268 | $2.31 B |
| 08/21/2024 | $46.34 | $46.87 (1.14%) | $47.47 | $46.34 | 344,200 | $2.29 B |
| 08/20/2024 | $46.86 | $46.02 (-1.79%) | $47.60 | $45.87 | 375,330 | $2.25 B |
| 08/19/2024 | $45.01 | $46.79 (3.95%) | $46.87 | $44.97 | 491,500 | $2.29 B |