Skip to main content

Amphastar Pharma (NQ: AMPH )

48.61 -0.57 (-1.16%)
Streaming Delayed Price Updated: 4:00 PM EDT, Sep 23, 2024 Add to My Watchlist

Historical Prices

Date Open High Low Close Volume Change (%)
Sep 23, 2024 49.20 49.61 48.46 48.61 221,343 -0.57(-1.16%)
Sep 20, 2024 50.46 50.62 48.94 49.18 990,135 -0.91(-1.82%)
Sep 19, 2024 50.61 50.61 49.24 50.09 342,761 +0.31(+0.62%)
Sep 18, 2024 48.59 50.23 48.30 49.78 599,059 +1.14(+2.34%)
Sep 17, 2024 49.28 49.28 48.00 48.64 290,269 +0.26(+0.54%)
Sep 16, 2024 48.54 48.79 47.60 48.38 401,970 +0.29(+0.60%)
Sep 13, 2024 47.23 48.34 47.03 48.09 645,141 +1.57(+3.37%)
Sep 12, 2024 45.19 46.75 44.75 46.52 652,921 +1.45(+3.22%)
Sep 11, 2024 44.17 45.16 43.66 45.07 313,602 +0.71(+1.60%)
Sep 10, 2024 44.72 44.99 43.60 44.36 277,547 -0.18(-0.40%)
Sep 09, 2024 45.09 45.76 44.53 44.54 258,549 -0.84(-1.85%)
Sep 06, 2024 45.45 46.03 45.16 45.38 239,076 -0.04(-0.09%)
Sep 05, 2024 46.98 47.24 45.21 45.42 362,539 -1.48(-3.16%)
Sep 04, 2024 46.73 47.09 46.34 46.90 219,183 -0.08(-0.17%)
Sep 03, 2024 48.32 48.59 46.95 46.98 409,397 -1.76(-3.61%)
Aug 30, 2024 49.10 49.30 48.25 48.74 205,162 -0.12(-0.25%)
Aug 29, 2024 48.63 49.22 48.63 48.86 237,574 +0.30(+0.62%)
Aug 28, 2024 48.10 48.66 48.00 48.56 227,972 +0.08(+0.17%)
Aug 27, 2024 48.39 48.55 47.99 48.48 248,759 +0.33(+0.69%)
Aug 26, 2024 48.00 48.70 47.65 48.15 359,787 +0.20(+0.42%)
Aug 23, 2024 47.43 48.31 47.43 47.95 358,817 +0.72(+1.52%)
Aug 22, 2024 46.98 47.48 46.80 47.23 321,268 +0.36(+0.77%)
Aug 21, 2024 46.34 47.47 46.34 46.87 344,191 +0.85(+1.85%)
Aug 20, 2024 46.86 47.60 45.87 46.02 375,330 -0.77(-1.65%)
Aug 19, 2024 45.01 46.87 44.97 46.79 491,497 +1.83(+4.07%)
Aug 16, 2024 45.29 45.32 43.95 44.96 387,833 -0.36(-0.79%)
Aug 15, 2024 43.02 45.35 42.82 45.32 525,053 +2.88(+6.79%)
Aug 14, 2024 43.36 43.36 42.31 42.44 251,374 -1.12(-2.57%)
Aug 13, 2024 43.14 43.74 42.85 43.56 394,377 +0.31(+0.72%)
Aug 12, 2024 43.04 43.80 42.81 43.25 278,415 +0.40(+0.93%)
Aug 09, 2024 43.99 44.36 42.82 42.85 365,605 -1.21(-2.75%)
Aug 08, 2024 42.49 44.76 40.22 44.06 789,170 +5.17(+13.29%)
Aug 07, 2024 39.91 40.00 38.42 38.89 470,071 -0.51(-1.29%)
Aug 06, 2024 40.57 40.74 39.20 39.40 522,715 -1.01(-2.50%)
Aug 05, 2024 40.14 40.71 39.47 40.41 474,047 -1.16(-2.79%)
Aug 02, 2024 41.61 42.00 41.21 41.57 397,255 -0.88(-2.07%)
Aug 01, 2024 43.50 44.18 42.22 42.45 415,442 -1.07(-2.46%)
Jul 31, 2024 43.78 44.25 43.32 43.52 747,737 +0.00(+0.00%)
Jul 30, 2024 42.34 43.70 41.92 43.52 463,231 +1.42(+3.37%)
Jul 29, 2024 42.40 43.19 42.00 42.10 200,427 -0.38(-0.89%)
Jul 26, 2024 42.48 43.16 41.89 42.48 293,569 +0.34(+0.81%)
Jul 25, 2024 41.40 42.56 41.30 42.14 453,459 +0.95(+2.31%)
Jul 24, 2024 40.67 41.26 40.51 41.19 355,482 +0.64(+1.58%)
Jul 23, 2024 40.68 41.27 40.49 40.55 311,873 -0.12(-0.30%)
Jul 22, 2024 39.90 40.84 39.46 40.67 331,883 +1.06(+2.68%)
Jul 19, 2024 39.80 40.37 39.57 39.61 314,430 -0.14(-0.35%)
Jul 18, 2024 39.25 40.72 39.25 39.75 438,371 +0.33(+0.84%)
Jul 17, 2024 39.41 40.36 39.31 39.42 398,231 -0.22(-0.55%)
Jul 16, 2024 39.21 39.85 39.01 39.64 227,605 +0.88(+2.27%)
Jul 15, 2024 38.88 39.26 38.52 38.76 315,455 +0.06(+0.16%)
Jul 12, 2024 39.83 39.86 38.40 38.70 374,582 -0.47(-1.20%)
Jul 11, 2024 38.00 39.35 38.00 39.17 424,880 +1.79(+4.79%)
Jul 10, 2024 37.02 37.50 36.93 37.38 406,578 +0.39(+1.05%)
Jul 09, 2024 37.48 37.48 36.56 36.99 717,690 -0.38(-1.02%)
Jul 08, 2024 37.98 38.45 37.00 37.37 376,253 -0.38(-1.01%)
Jul 05, 2024 38.51 38.51 37.26 37.75 389,050 -0.81(-2.10%)
Jul 03, 2024 37.50 38.56 37.49 38.56 284,256 +0.98(+2.61%)
Jul 02, 2024 38.57 38.57 37.30 37.58 599,881 -0.93(-2.41%)
Jul 01, 2024 38.83 39.40 37.46 38.51 731,770 -1.49(-3.73%)
Jun 28, 2024 40.63 40.94 39.53 40.00 602,875 -0.35(-0.87%)
Jun 27, 2024 40.20 41.48 40.20 40.35 403,858 +0.32(+0.80%)
Jun 26, 2024 40.38 40.67 39.92 40.03 231,451 -0.55(-1.36%)
Jun 25, 2024 40.85 41.13 40.41 40.58 226,152 -0.26(-0.64%)
Jun 24, 2024 40.51 41.53 40.34 40.84 336,060 +0.39(+0.96%)
Jun 21, 2024 39.82 40.83 39.66 40.45 444,830 +0.67(+1.68%)
Jun 20, 2024 40.01 40.70 39.70 39.78 249,265 -0.27(-0.67%)
Jun 18, 2024 40.58 40.90 40.00 40.05 273,321 -0.49(-1.21%)
Jun 17, 2024 40.49 40.83 39.77 40.54 258,823 +0.05(+0.12%)
Jun 14, 2024 40.33 40.53 39.76 40.49 274,075 -0.14(-0.34%)
Jun 13, 2024 40.43 41.06 40.05 40.63 346,478 +0.18(+0.44%)
Jun 12, 2024 41.74 41.90 40.39 40.45 287,545 -0.69(-1.68%)
Jun 11, 2024 41.40 41.93 40.80 41.14 306,217 -0.50(-1.20%)
Jun 10, 2024 40.26 41.68 39.71 41.64 472,597 +0.93(+2.28%)
Jun 07, 2024 40.80 41.16 40.20 40.71 350,023 -0.24(-0.59%)
Jun 06, 2024 41.91 42.27 40.84 40.95 313,478 -1.09(-2.59%)
Jun 05, 2024 42.65 42.67 41.65 42.04 478,079 -0.18(-0.43%)
Jun 04, 2024 42.91 43.49 41.92 42.22 583,975 -0.03(-0.07%)
Jun 03, 2024 42.33 43.19 42.17 42.25 409,193 -0.08(-0.19%)
May 31, 2024 42.35 42.57 41.41 42.33 352,375 +0.18(+0.43%)
May 30, 2024 41.73 42.52 41.73 42.15 148,145 +0.51(+1.22%)
May 29, 2024 41.65 42.04 41.45 41.64 201,666 -0.34(-0.80%)
May 28, 2024 43.42 43.50 41.78 41.98 377,085 -1.28(-2.97%)
May 24, 2024 43.35 43.75 42.91 43.26 226,682 -0.09(-0.21%)
May 23, 2024 43.56 43.90 42.87 43.35 247,784 -0.11(-0.25%)
May 22, 2024 42.25 44.14 42.19 43.46 325,091 +1.55(+3.70%)
May 21, 2024 43.02 43.34 41.89 41.91 285,963 -1.16(-2.69%)
May 20, 2024 43.52 43.95 42.89 43.07 269,722 -0.41(-0.94%)
May 17, 2024 42.62 43.60 42.19 43.48 328,465 +0.74(+1.73%)
May 16, 2024 42.30 42.81 41.71 42.74 376,806 +0.30(+0.71%)
May 15, 2024 41.54 42.63 41.30 42.44 464,992 +1.14(+2.76%)
May 14, 2024 43.21 43.28 41.27 41.30 566,213 -1.07(-2.53%)
May 13, 2024 42.30 42.50 41.21 42.37 378,389 +0.16(+0.38%)
May 10, 2024 42.53 42.85 41.26 42.21 595,849 -0.22(-0.52%)
May 09, 2024 45.56 46.62 42.15 42.43 450,925 +0.22(+0.52%)
May 08, 2024 42.84 43.29 42.09 42.21 433,724 -0.56(-1.31%)
May 07, 2024 42.82 43.47 41.94 42.77 250,442 +0.09(+0.21%)
May 06, 2024 42.74 43.38 42.47 42.68 209,637 +0.22(+0.52%)
May 03, 2024 42.99 43.13 42.03 42.46 353,239 -0.20(-0.47%)
May 02, 2024 42.43 43.30 41.92 42.66 280,813 +0.58(+1.38%)
May 01, 2024 41.41 42.37 41.21 42.08 434,952 +0.83(+2.01%)
Apr 30, 2024 42.02 42.30 41.21 41.25 354,835 -0.77(-1.83%)
Apr 29, 2024 41.15 42.36 41.15 42.02 344,828 +0.91(+2.21%)
Apr 26, 2024 40.77 41.42 40.50 41.11 263,601 +0.28(+0.69%)
Apr 25, 2024 40.85 41.07 40.39 40.83 236,143 -0.17(-0.41%)
Apr 24, 2024 40.70 41.20 40.43 41.00 218,270 +0.09(+0.22%)
Apr 23, 2024 40.29 41.08 40.29 40.91 210,158 +0.74(+1.84%)
Apr 22, 2024 40.31 40.75 39.93 40.17 345,088 +0.16(+0.40%)
Apr 19, 2024 38.52 40.06 38.48 40.01 410,104 +1.36(+3.52%)
Apr 18, 2024 40.02 40.02 38.43 38.65 329,460 -1.40(-3.50%)
Apr 17, 2024 41.23 41.65 39.82 40.05 494,599 -0.85(-2.08%)
Apr 16, 2024 40.58 41.43 40.41 40.90 305,212 +0.12(+0.29%)
Apr 15, 2024 39.80 40.90 39.31 40.78 403,717 +1.16(+2.93%)
Apr 12, 2024 40.01 40.17 38.95 39.62 392,144 -0.53(-1.32%)
Apr 11, 2024 40.35 40.49 39.81 40.15 375,519 +0.10(+0.25%)
Apr 10, 2024 40.08 40.49 39.64 40.05 419,814 -0.85(-2.08%)
Apr 09, 2024 41.17 41.23 40.68 40.90 279,728 -0.15(-0.37%)
Apr 08, 2024 41.96 42.16 41.01 41.05 230,925 -0.74(-1.77%)
Apr 05, 2024 41.34 42.01 41.01 41.79 369,048 +0.27(+0.65%)
Apr 04, 2024 42.40 42.47 41.29 41.52 314,992 -0.42(-1.00%)
Apr 03, 2024 42.20 42.40 41.57 41.94 280,304 -0.38(-0.90%)
Apr 02, 2024 43.11 43.15 42.07 42.32 421,282 -1.12(-2.58%)
Apr 01, 2024 43.97 43.97 43.11 43.44 312,339 -0.47(-1.07%)
Mar 28, 2024 43.76 44.83 43.76 43.91 453,253 +0.39(+0.90%)
Mar 27, 2024 43.54 43.87 43.05 43.52 419,338 +0.31(+0.72%)
Mar 26, 2024 43.98 43.98 42.84 43.21 365,308 -0.42(-0.96%)
Mar 25, 2024 44.04 44.32 43.61 43.63 285,586 -0.07(-0.16%)
Mar 22, 2024 44.45 44.47 43.45 43.70 310,944 -0.83(-1.86%)
Mar 21, 2024 44.28 44.62 43.70 44.53 315,274 +0.50(+1.14%)
Mar 20, 2024 44.61 44.89 44.00 44.03 316,846 -0.54(-1.21%)
Mar 19, 2024 42.78 44.68 42.75 44.57 411,632 +1.72(+4.01%)
Mar 18, 2024 43.05 43.40 42.16 42.85 322,993 -0.20(-0.46%)
Mar 15, 2024 43.16 43.76 42.80 43.05 751,136 -0.14(-0.32%)
Mar 14, 2024 43.37 43.52 42.95 43.19 447,240 -0.36(-0.83%)
Mar 13, 2024 44.01 44.32 43.26 43.55 434,060 -0.60(-1.36%)
Mar 12, 2024 43.82 44.23 43.17 44.15 524,307 +0.34(+0.78%)
Mar 11, 2024 45.46 45.58 43.75 43.81 569,683 -1.86(-4.07%)
Mar 08, 2024 46.53 47.05 45.42 45.67 427,528 -1.09(-2.33%)
Mar 07, 2024 45.08 47.07 45.00 46.76 459,537 +0.45(+0.97%)
Mar 06, 2024 48.00 48.00 45.77 46.31 510,911 -1.02(-2.16%)
Mar 05, 2024 47.36 47.80 46.44 47.33 517,509 +0.65(+1.39%)
Mar 04, 2024 46.47 46.96 45.48 46.68 658,375 +0.46(+1.00%)
Mar 01, 2024 47.08 47.08 45.17 46.22 1,132,652 -0.35(-0.75%)
Feb 29, 2024 49.81 50.35 44.58 46.57 1,798,099 -8.17(-14.93%)
Feb 28, 2024 55.95 55.95 53.96 54.74 376,709 -0.70(-1.26%)
Feb 27, 2024 55.85 56.38 55.06 55.44 501,891 +0.35(+0.64%)
Feb 26, 2024 53.41 55.69 53.39 55.09 368,100 +1.68(+3.15%)
Feb 23, 2024 52.30 53.55 51.91 53.41 289,060 +1.50(+2.89%)
Feb 22, 2024 51.34 52.38 51.26 51.91 431,321 +0.66(+1.29%)
Feb 21, 2024 52.16 52.82 51.08 51.25 469,000 -1.20(-2.29%)
Feb 20, 2024 53.59 53.59 51.70 52.45 422,890 -1.61(-2.98%)
Feb 16, 2024 55.40 55.58 53.67 54.06 348,757 -1.45(-2.61%)
Feb 15, 2024 55.00 55.61 54.04 55.51 376,925 +0.58(+1.06%)
Feb 14, 2024 55.24 55.88 54.80 54.93 241,991 +0.18(+0.33%)
Feb 13, 2024 54.86 55.85 54.27 54.75 358,320 -1.27(-2.27%)
Feb 12, 2024 55.91 56.45 55.38 56.02 325,128 +0.41(+0.74%)
Feb 09, 2024 55.07 56.12 54.70 55.61 354,517 +1.01(+1.85%)
Feb 08, 2024 53.09 54.72 52.79 54.60 376,970 +1.64(+3.10%)
Feb 07, 2024 52.40 53.45 52.13 52.96 319,487 +0.47(+0.90%)
Feb 06, 2024 52.24 52.72 51.26 52.49 590,446 +0.14(+0.27%)
Feb 05, 2024 52.47 53.03 52.06 52.35 361,562 -0.45(-0.85%)
Feb 02, 2024 53.10 53.41 52.25 52.80 402,359 -0.69(-1.29%)
Feb 01, 2024 53.56 53.68 52.01 53.49 392,147 +0.13(+0.24%)
Jan 31, 2024 55.14 55.28 53.32 53.36 367,093 -1.58(-2.88%)
Jan 30, 2024 55.40 55.51 54.16 54.94 384,078 -0.45(-0.81%)
Jan 29, 2024 54.49 55.55 53.82 55.39 1,156,505 +1.51(+2.80%)
Jan 26, 2024 54.09 54.60 53.40 53.88 538,289 +0.64(+1.20%)
Jan 25, 2024 55.59 55.86 52.93 53.24 361,036 -1.98(-3.59%)
Jan 24, 2024 56.02 56.13 55.00 55.22 210,840 -0.23(-0.41%)
Jan 23, 2024 56.19 56.77 55.25 55.45 201,949 -0.47(-0.84%)
Jan 22, 2024 55.52 56.57 55.23 55.92 289,724 +0.88(+1.60%)
Jan 19, 2024 56.70 56.88 54.11 55.04 438,636 -1.39(-2.46%)
Jan 18, 2024 56.44 56.45 55.30 56.43 308,071 +0.29(+0.52%)
Jan 17, 2024 55.02 56.37 54.91 56.14 345,526 +0.64(+1.15%)
Jan 16, 2024 54.00 55.77 53.81 55.50 417,936 +1.29(+2.38%)
Jan 12, 2024 54.28 54.80 53.53 54.21 605,982 +0.18(+0.33%)
Jan 11, 2024 54.60 54.64 52.33 54.03 719,930 -0.79(-1.44%)
Jan 10, 2024 56.97 57.25 53.58 54.82 1,212,100 -2.00(-3.52%)
Jan 09, 2024 58.64 58.64 56.07 56.82 624,910 -2.63(-4.42%)
Jan 08, 2024 63.31 63.96 56.42 59.45 964,979 -3.29(-5.24%)
Jan 05, 2024 63.45 65.92 62.45 62.74 613,978 -0.71(-1.12%)
Jan 04, 2024 61.66 64.42 61.50 63.45 541,775 +2.41(+3.95%)
Jan 03, 2024 62.26 63.15 60.86 61.04 524,722 -1.25(-2.01%)
Data & News supplied by www.cloudquote.io
Stock quotes supplied by Barchart
Quotes delayed at least 20 minutes.
By accessing this page, you agree to the following
Privacy Policy and Terms and Conditions.