Alkermes plc (ALKS)
NASDAQ: ALKS · Real-Time Price · USD
26.97
-0.74 (-2.67%)
At close: Sep 12, 2025, 4:00 PM EDT
27.02
+0.05 (0.17%)
After-hours: Sep 12, 2025, 6:24 PM EDT
Alkermes Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Sep 12, 2025 | 27.44 | 27.68 | 26.93 | 26.97 | 26.97 | -2.67% | 2,480,907 |
| Sep 11, 2025 | 27.05 | 27.75 | 27.02 | 27.71 | 27.71 | 2.90% | 1,655,512 |
| Sep 10, 2025 | 27.91 | 28.00 | 26.70 | 26.93 | 26.93 | -3.30% | 2,651,044 |
| Sep 9, 2025 | 28.56 | 28.65 | 27.63 | 27.85 | 27.85 | -2.11% | 3,692,393 |
| Sep 8, 2025 | 28.30 | 28.57 | 25.17 | 28.45 | 28.45 | -4.98% | 5,511,353 |
| Sep 5, 2025 | 28.89 | 30.24 | 28.70 | 29.94 | 29.94 | 3.53% | 2,502,225 |
| Sep 4, 2025 | 29.88 | 29.89 | 28.77 | 28.92 | 28.92 | -3.60% | 1,974,952 |
| Sep 3, 2025 | 29.86 | 31.69 | 29.66 | 30.00 | 30.00 | 2.04% | 3,086,999 |
| Sep 2, 2025 | 29.11 | 29.75 | 29.09 | 29.40 | 29.40 | 1.48% | 1,365,561 |
| Aug 29, 2025 | 28.98 | 29.45 | 28.90 | 28.97 | 28.97 | 0.14% | 1,426,735 |
| Aug 28, 2025 | 29.13 | 29.24 | 28.77 | 28.93 | 28.93 | -1.09% | 1,174,888 |
| Aug 27, 2025 | 28.96 | 29.39 | 28.84 | 29.25 | 29.25 | 0.93% | 1,235,570 |
| Aug 26, 2025 | 28.95 | 29.25 | 28.64 | 28.98 | 28.98 | -0.07% | 1,235,607 |
| Aug 25, 2025 | 29.73 | 29.73 | 28.91 | 29.00 | 29.00 | -2.52% | 1,125,077 |
| Aug 22, 2025 | 29.26 | 29.96 | 29.14 | 29.75 | 29.75 | 2.37% | 1,386,821 |
| Aug 21, 2025 | 28.78 | 29.28 | 28.60 | 29.06 | 29.06 | 0.31% | 848,295 |
| Aug 20, 2025 | 28.98 | 29.10 | 28.73 | 28.97 | 28.97 | 0.42% | 810,323 |
| Aug 19, 2025 | 28.17 | 28.90 | 28.11 | 28.85 | 28.85 | 2.61% | 2,332,769 |
| Aug 18, 2025 | 28.94 | 29.05 | 28.10 | 28.12 | 28.12 | -3.22% | 1,658,326 |
| Aug 15, 2025 | 28.49 | 29.12 | 28.38 | 29.05 | 29.05 | 2.80% | 1,590,932 |
| Aug 14, 2025 | 28.28 | 28.61 | 28.17 | 28.26 | 28.26 | -1.29% | 1,007,875 |
| Aug 13, 2025 | 27.64 | 28.73 | 27.51 | 28.63 | 28.63 | 4.37% | 1,312,363 |
| Aug 12, 2025 | 26.70 | 27.50 | 26.60 | 27.43 | 27.43 | 3.35% | 1,019,239 |
| Aug 11, 2025 | 26.67 | 26.92 | 26.48 | 26.54 | 26.54 | -0.64% | 1,156,915 |
| Aug 8, 2025 | 26.62 | 26.87 | 26.48 | 26.71 | 26.71 | 0.43% | 1,371,393 |
| Aug 7, 2025 | 26.55 | 26.72 | 26.07 | 26.60 | 26.60 | 0.17% | 1,085,742 |
| Aug 6, 2025 | 26.41 | 26.65 | 26.10 | 26.55 | 26.55 | -0.19% | 1,117,859 |
| Aug 5, 2025 | 26.59 | 26.87 | 26.20 | 26.60 | 26.60 | -0.13% | 1,829,057 |
| Aug 4, 2025 | 26.58 | 26.79 | 26.15 | 26.64 | 26.64 | 0.32% | 1,281,335 |
| Aug 1, 2025 | 26.42 | 26.68 | 26.30 | 26.55 | 26.55 | 0.23% | 1,587,001 |
| Jul 31, 2025 | 27.49 | 27.63 | 26.35 | 26.49 | 26.49 | -5.16% | 2,235,187 |
| Jul 30, 2025 | 27.40 | 28.67 | 26.56 | 27.93 | 27.93 | 3.44% | 5,149,794 |
| Jul 29, 2025 | 27.50 | 27.52 | 25.72 | 27.00 | 27.00 | 3.25% | 3,298,267 |
| Jul 28, 2025 | 26.14 | 26.52 | 26.07 | 26.15 | 26.15 | 0.08% | 2,173,085 |
| Jul 25, 2025 | 26.55 | 26.63 | 26.05 | 26.13 | 26.13 | -1.51% | 1,694,473 |
| Jul 24, 2025 | 27.00 | 27.04 | 26.43 | 26.53 | 26.53 | -2.43% | 1,427,672 |
| Jul 23, 2025 | 27.25 | 27.29 | 26.68 | 27.19 | 27.19 | 0.59% | 1,939,251 |
| Jul 22, 2025 | 26.81 | 27.15 | 26.35 | 27.03 | 27.03 | 1.39% | 2,952,341 |
| Jul 21, 2025 | 28.98 | 28.98 | 26.05 | 26.66 | 26.66 | -8.76% | 6,031,665 |
| Jul 18, 2025 | 29.50 | 29.60 | 29.09 | 29.22 | 29.22 | -0.48% | 1,398,214 |
| Jul 17, 2025 | 29.10 | 29.74 | 29.10 | 29.36 | 29.36 | 0.55% | 1,146,958 |
| Jul 16, 2025 | 28.85 | 29.34 | 28.85 | 29.20 | 29.20 | 1.21% | 1,659,609 |
| Jul 15, 2025 | 29.94 | 30.06 | 28.69 | 28.85 | 28.85 | -2.83% | 1,404,420 |
| Jul 14, 2025 | 30.20 | 30.44 | 29.27 | 29.69 | 29.69 | -1.95% | 2,303,692 |
| Jul 11, 2025 | 30.14 | 30.46 | 29.97 | 30.28 | 30.28 | -0.59% | 1,483,309 |
| Jul 10, 2025 | 30.05 | 30.90 | 29.89 | 30.46 | 30.46 | 1.60% | 1,380,666 |
| Jul 9, 2025 | 29.66 | 30.03 | 29.55 | 29.98 | 29.98 | 2.04% | 2,037,663 |
| Jul 8, 2025 | 29.18 | 29.58 | 29.05 | 29.38 | 29.38 | 0.51% | 1,591,627 |
| Jul 7, 2025 | 28.78 | 29.53 | 28.67 | 29.23 | 29.23 | 1.32% | 2,149,324 |
| Jul 3, 2025 | 29.08 | 29.23 | 28.68 | 28.85 | 28.85 | -0.52% | 1,122,189 |