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Amphastar Pharmaceuticals (AMPH)
NASDAQ:AMPH
Time Period
1Y
Events
Historical Prices
Rows:
Mar 02, 2026
20.30
21.14
19.95
21.01
21.01
+3.86%
1,261,290
3.48
Feb 27, 2026
22.44
23.27
19.83
20.23
20.23
-23.63%
1,965,786
5.81
Feb 26, 2026
28.00
28.17
26.27
26.49
26.49
-5.29%
816,455
2.47
Feb 25, 2026
27.73
27.99
27.03
27.97
27.97
+1.08%
415,986
1.27
Feb 24, 2026
27.65
28.37
27.42
27.67
27.67
+0.44%
478,146
1.49
Feb 23, 2026
28.42
28.75
27.19
27.55
27.55
-3.43%
496,697
1.56
Feb 20, 2026
28.58
28.98
28.03
28.53
28.53
-0.04%
508,412
1.61
Feb 19, 2026
28.56
28.71
28.42
28.54
28.54
-0.42%
340,673
1.08
Feb 18, 2026
28.45
29.16
28.36
28.66
28.66
+0.74%
325,939
1.03
Feb 17, 2026
28.65
29.23
28.39
28.45
28.45
-0.18%
316,867
0.99
Feb 16, 2026
27.82
29.00
27.76
28.50
28.50
0.00%
0
0.00
Feb 13, 2026
27.82
29.00
27.76
28.50
28.50
+3.45%
268,689
0.81
Feb 12, 2026
28.62
28.62
27.24
27.55
27.55
-3.64%
437,541
1.33
Feb 11, 2026
28.62
29.09
28.48
28.59
28.59
-0.07%
236,616
0.72
Feb 10, 2026
28.75
28.92
28.49
28.57
28.57
-0.14%
182,574
0.54
Feb 09, 2026
29.08
29.20
28.37
28.61
28.61
-2.22%
285,022
0.83
Feb 06, 2026
28.61
29.46
28.61
29.26
29.26
+2.20%
343,842
1.00
Feb 05, 2026
28.45
29.22
28.45
28.63
28.63
+0.07%
288,034
0.81
Feb 04, 2026
28.79
29.37
28.56
28.61
28.61
+1.31%
378,851
1.05
Feb 03, 2026
27.57
28.28
27.06
28.24
28.24
+1.15%
506,290
1.39
Feb 02, 2026
26.36
28.13
26.34
27.92
27.92
+5.40%
444,060
1.22
Jan 30, 2026
26.15
26.60
26.04
26.49
26.49
+1.30%
294,470
0.81
Jan 29, 2026
26.10
26.43
25.80
26.15
26.15
+0.11%
184,370
0.50
Jan 28, 2026
26.45
26.45
25.86
26.12
26.12
-0.50%
209,032
0.56
Jan 27, 2026
26.39
26.58
25.81
26.25
26.25
-1.32%
264,507
0.70
Jan 26, 2026
25.92
26.71
25.63
26.60
26.60
+2.62%
316,150
0.84
Jan 23, 2026
26.03
26.37
25.81
25.92
25.92
-0.86%
269,462
0.72
Jan 22, 2026
26.25
26.92
26.10
26.15
26.15
-0.29%
233,271
0.62
Jan 21, 2026
25.96
26.59
25.93
26.22
26.22
+1.04%
251,623
0.67
Jan 20, 2026
25.62
26.75
25.47
25.95
25.95
-0.46%
282,570
0.75
Jan 19, 2026
25.94
26.23
25.42
26.07
26.07
0.00%
0
0.00
Jan 16, 2026
25.94
26.23
25.42
26.07
26.07
+0.27%
286,949
0.74
Jan 15, 2026
27.65
27.69
25.94
26.00
26.00
-6.34%
584,060
1.53
Jan 14, 2026
28.80
29.20
27.61
27.76
27.76
-3.98%
472,419
1.24
Jan 13, 2026
29.16
29.38
28.40
28.91
28.91
-1.67%
345,642
0.91
Jan 12, 2026
28.05
29.52
27.31
29.40
29.40
+5.98%
455,860
1.19
Jan 09, 2026
27.71
28.02
27.43
27.74
27.74
0.00%
247,216
0.65
Jan 08, 2026
27.40
28.34
27.23
27.74
27.74
+1.50%
304,492
0.80
Jan 07, 2026
27.83
28.28
27.15
27.33
27.33
-1.05%
342,796
0.89
Jan 06, 2026
26.53
27.75
26.51
27.62
27.62
+3.37%
300,067
0.77
Jan 05, 2026
26.21
27.45
26.11
26.72
26.72
+0.98%
419,181
1.08
Jan 02, 2026
26.91
26.93
26.02
26.46
26.46
-1.19%
405,969
1.05
Jan 01, 2026
27.06
27.06
26.64
26.78
26.78
0.00%
0
0.00
Dec 31, 2025
27.06
27.06
26.64
26.78
26.78
-0.81%
218,279
0.56
Dec 30, 2025
26.75
27.16
26.73
27.00
27.00
+0.78%
251,521
0.64
Dec 29, 2025
27.00
27.23
26.77
26.79
26.79
-1.22%
220,491
0.56
Dec 26, 2025
26.77
27.17
26.55
27.12
27.12
+1.16%
229,035
0.58
Dec 25, 2025
26.45
27.12
26.44
26.81
26.81
0.00%
0
0.00
Dec 24, 2025
26.45
27.12
26.44
26.81
26.81
+1.36%
175,168
0.43
Dec 23, 2025
27.24
27.26
26.26
26.45
26.45
-3.18%
333,344
0.81
Rows: