$ALGM: Allegro MicroSystems, Inc. - Common Stock
2025-06-16 ALGM 2025-06-16 00:01:07 0.00 0.00 -2.68% ALGM 2025-06-16 05:00:42 30.24 28.72 -2.68% ALGM 2025-06-16 06:00:45 32.83 28.75 -2.68% ALGM 2025-06-16 07:00:42 32.83 29.19 2.31% ALGM 2025-06-16 08:00:44 32.39 28.65 1.84% ALGM 2025-06-16 09:00:41 29.61 28.65 1.84% ALGM 2025-06-16 10:00:47 30.36 30.32 5.72% ALGM 2025-06-16 11:00:38 30.88 30.86 7.46% ALGM 2025-06-16 12:00:43 30.79 30.76 7.19% ALGM 2025-06-16 13:00:40 31.18 31.16 8.46% ALGM 2025-06-16 14:00:45 31.34 31.32 9.00% ALGM 2025-06-16 15:00:38 31.29 31.28 8.87% ALGM 2025-06-16 16:00:45 31.18 31.17 8.53% ALGM 2025-06-16 16:30:23 8-K Sec report https://www.sec.gov/Archives/edgar/data/1758766/000175876625000020/0001758766-25-000020-index.htm 8-K - STEM, INC. (0001758766) (Filer) ALGM 2025-06-16 17:00:37 34.00 30.75 8.83% ALGM 2025-06-16 21:00:38 0.00 0.00 8.83% 2025-06-17 ALGM 2025-06-17 05:01:08 31.81 30.77 8.83% ALGM 2025-06-17 06:00:46 31.81 26.80 0.63% ALGM 2025-06-17 07:00:41 31.00 26.80 0.63% ALGM 2025-06-17 08:00:43 31.99 30.77 -0.66% ALGM 2025-06-17 09:00:34 31.11 30.88 -0.66% ALGM 2025-06-17 10:00:44 30.98 30.94 -0.80% ALGM 2025-06-17 11:00:36 30.99 30.97 -0.66% ALGM 2025-06-17 12:00:43 31.25 31.22 0.21% ALGM 2025-06-17 13:00:40 31.01 30.96 -0.66% ALGM 2025-06-17 14:00:45 31.05 31.03 -0.49% ALGM 2025-06-17 15:00:43 30.86 30.85 -1.15% ALGM 2025-06-17 16:00:43 30.72 30.71 -1.64% ALGM 2025-06-17 17:00:36 32.00 29.31 -1.51% ALGM 2025-06-17 18:00:45 32.00 28.00 -1.51% ALGM 2025-06-17 21:00:37 0.00 0.00 -1.51% 2025-06-18 ALGM 2025-06-18 05:00:45 31.81 30.73 -1.51% ALGM 2025-06-18 07:00:43 31.81 30.72 0.19% ALGM 2025-06-18 08:00:46 31.69 30.73 0.03% ALGM 2025-06-18 09:00:43 31.69 30.80 0.03% ALGM 2025-06-18 10:00:46 31.20 31.15 1.51% ALGM 2025-06-18 11:00:44 31.51 31.48 2.50% ALGM 2025-06-18 12:00:41 31.32 31.29 1.89% ALGM 2025-06-18 13:00:38 31.26 31.24 1.76% ALGM 2025-06-18 14:00:46 31.19 31.18 1.54% ALGM 2025-06-18 15:00:44 30.93 30.87 0.55% ALGM 2025-06-18 16:00:50 31.07 31.06 1.15% ALGM 2025-06-18 17:00:40 31.56 30.72 1.17% ALGM 2025-06-18 18:00:44 31.29 30.75 1.17% ALGM 2025-06-18 19:00:44 31.26 30.75 1.17% ALGM 2025-06-18 20:00:48 31.29 30.75 1.17% ALGM 2025-06-18 21:00:43 0.00 0.00 1.17% 2025-06-20 ALGM 2025-06-20 05:00:33 31.98 30.32 1.17% ALGM 2025-06-20 06:00:40 31.98 30.36 1.17% ALGM 2025-06-20 07:00:40 31.98 26.80 0.81% ALGM 2025-06-20 08:00:40 31.69 30.01 0.81% ALGM 2025-06-20 09:00:34 32.88 29.00 1.40% ALGM 2025-06-20 10:00:44 31.07 31.02 -0.10% ALGM 2025-06-20 11:00:37 30.43 30.40 -2.08% ALGM 2025-06-20 12:00:42 30.65 30.63 -1.37% ALGM 2025-06-20 14:00:47 30.56 30.54 -1.66% ALGM 2025-06-20 15:00:36 30.59 30.56 -1.56% ALGM 2025-06-20 16:01:47 31.67 30.00 -0.23% ALGM 2025-06-20 17:01:15 32.88 30.00 -0.23% ALGM 2025-06-20 18:02:03 30.96 30.00 -0.23% ALGM 2025-06-20 21:00:38 0.00 0.00 -0.23% 2025-06-23 ALGM 2025-06-23 05:00:36 31.99 29.30 1.38% ALGM 2025-06-23 07:00:36 31.49 29.30 1.38% ALGM 2025-06-23 08:01:20 31.29 29.30 -0.32% ALGM 2025-06-23 09:00:43 31.29 30.01 -0.32% ALGM 2025-06-23 10:01:18 31.29 31.25 1.06% ALGM 2025-06-23 11:00:38 31.45 31.43 1.58% ALGM 2025-06-23 12:00:40 31.31 31.30 1.16% ALGM 2025-06-23 13:00:40 31.15 31.11 0.58% ALGM 2025-06-23 14:00:46 31.65 31.63 2.19% ALGM 2025-06-23 15:00:36 31.72 31.71 2.41% ALGM 2025-06-23 16:00:45 31.88 31.87 2.96% ALGM 2025-06-23 17:00:38 32.88 30.20 2.97% ALGM 2025-06-23 18:00:43 32.28 31.48 2.97% ALGM 2025-06-23 19:00:37 32.88 30.82 2.97% ALGM 2025-06-23 20:00:41 32.88 30.82 3.36% ALGM 2025-06-23 21:00:42 0.00 0.00 3.36% 2025-06-24 ALGM 2025-06-24 05:00:36 32.99 31.71 3.36% ALGM 2025-06-24 06:00:49 32.99 32.00 2.03% ALGM 2025-06-24 07:00:44 32.99 32.25 2.03% ALGM 2025-06-24 08:00:45 32.88 32.29 2.03% ALGM 2025-06-24 09:00:36 32.51 32.31 2.03% ALGM 2025-06-24 10:00:42 32.81 32.77 2.97% ALGM 2025-06-24 11:00:38 32.80 32.78 2.97% ALGM 2025-06-24 12:00:45 32.66 32.64 2.49% ALGM 2025-06-24 13:00:46 32.83 32.81 3.07% ALGM 2025-06-24 14:00:44 32.72 32.68 2.71% ALGM 2025-06-24 15:00:38 32.83 32.81 3.07% ALGM 2025-06-24 16:00:49 32.60 32.57 2.36% ALGM 2025-06-24 17:00:43 32.96 32.15 2.16% ALGM 2025-06-24 19:00:42 34.00 32.31 2.16% ALGM 2025-06-24 20:00:40 34.00 32.00 2.16% ALGM 2025-06-24 21:00:37 0.00 0.00 2.16% 2025-06-25 ALGM 2025-06-25 05:00:40 33.60 31.60 1.04% ALGM 2025-06-25 06:00:42 33.60 31.60 -0.31% ALGM 2025-06-25 08:00:46 33.10 32.47 1.19% ALGM 2025-06-25 09:00:40 33.00 32.57 1.19% ALGM 2025-06-25 10:00:47 32.26 32.21 -1.07% ALGM 2025-06-25 11:00:40 32.55 32.53 -0.06% ALGM 2025-06-25 12:00:47 32.62 32.60 0.16% ALGM 2025-06-25 13:00:40 32.90 32.86 0.97% ALGM 2025-06-25 14:00:46 32.63 32.61 0.25% ALGM 2025-06-25 15:00:38 32.87 32.85 0.97% ALGM 2025-06-25 16:00:44 32.92 32.90 1.13% ALGM 2025-06-25 17:00:40 34.00 32.65 1.17% ALGM 2025-06-25 18:00:47 34.00 32.29 1.17% ALGM 2025-06-25 21:00:44 0.00 0.00 1.17% 2025-06-26 ALGM 2025-06-26 05:00:41 34.10 33.14 1.57% ALGM 2025-06-26 06:00:44 34.10 32.71 1.57% ALGM 2025-06-26 07:00:43 34.10 33.11 1.57% ALGM 2025-06-26 08:00:44 34.00 32.50 0.89% ALGM 2025-06-26 09:00:41 33.35 33.07 1.14% ALGM 2025-06-26 10:00:44 33.54 33.49 1.84% ALGM 2025-06-26 11:00:35 34.07 34.06 3.44% ALGM 2025-06-26 12:00:44 33.73 33.72 2.40% ALGM 2025-06-26 13:00:41 33.42 33.40 1.47% ALGM 2025-06-26 14:00:43 33.54 33.52 1.84% ALGM 2025-06-26 15:00:37 33.54 33.53 1.84% ALGM 2025-06-26 16:00:42 33.69 33.68 2.30% ALGM 2025-06-26 17:00:36 34.05 33.10 2.25% ALGM 2025-06-26 19:00:43 34.05 33.75 2.25% ALGM 2025-06-26 20:00:47 34.05 33.50 2.49% ALGM 2025-06-26 21:00:48 0.00 0.00 2.49% 2025-06-27 ALGM 2025-06-27 05:00:37 34.70 33.43 2.49% ALGM 2025-06-27 06:00:33 33.97 33.43 2.49% ALGM 2025-06-27 07:00:33 33.98 33.15 2.49% ALGM 2025-06-27 08:00:42 36.88 33.75 2.49% ALGM 2025-06-27 09:00:32 33.90 33.04 0.33% ALGM 2025-06-27 10:00:38 33.87 33.81 0.49% ALGM 2025-06-27 11:00:33 33.88 33.85 0.67% ALGM 2025-06-27 12:00:37 33.95 33.93 0.82% ALGM 2025-06-27 13:00:31 33.70 33.68 0.12% ALGM 2025-06-27 14:00:36 33.90 33.88 0.67% ALGM 2025-06-27 15:00:43 33.76 33.75 0.24% ALGM 2025-06-27 16:00:34 34.17 34.15 1.52% ALGM 2025-06-27 17:00:30 34.50 33.04 1.60% ALGM 2025-06-27 18:00:27 34.47 33.72 1.22% ALGM 2025-06-27 19:00:24 35.10 33.04 1.22% ALGM 2025-06-27 20:00:38 34.47 33.68 1.22% ALGM 2025-06-27 21:00:30 0.00 0.00 1.22% 2025-06-30 ALGM 2025-06-30 05:00:36 35.35 33.21 1.22% ALGM 2025-06-30 07:00:35 34.94 33.21 1.22% ALGM 2025-06-30 08:00:35 34.94 34.31 1.22% ALGM 2025-06-30 08:56:52 8-K Sec report https://www.sec.gov/Archives/edgar/data/1758766/000119312525152073/0001193125-25-152073-index.htm 8-K - STEM, INC. (0001758766) (Filer) ALGM 2025-06-30 09:00:37 37.66 34.40 1.22% ALGM 2025-06-30 10:00:34 33.73 33.68 -1.37% ALGM 2025-06-30 11:00:33 33.28 33.25 -2.64% ALGM 2025-06-30 12:00:32 33.36 33.35 -2.41% ALGM 2025-06-30 13:00:35 33.65 33.63 -1.57% ALGM 2025-06-30 14:00:41 33.63 33.61 -1.60% ALGM 2025-06-30 15:00:34 33.61 33.59 -1.69% ALGM 2025-06-30 16:00:41 34.23 34.22 0.18% ALGM 2025-06-30 17:00:37 34.30 33.25 0.03% ALGM 2025-06-30 18:00:42 34.58 33.86 -0.50% ALGM 2025-06-30 19:00:30 34.57 33.82 -0.50% ALGM 2025-06-30 20:00:33 34.60 33.82 -0.50% ALGM 2025-06-30 21:00:30 0.00 0.00 -0.50% 2025-07-01 ALGM 2025-07-01 05:00:36 34.99 33.25 -0.50% ALGM 2025-07-01 08:00:38 34.69 33.25 -0.50% ALGM 2025-07-01 09:00:35 33.94 33.25 -0.73% ALGM 2025-07-01 10:00:31 34.08 34.04 -0.32% ALGM 2025-07-01 11:00:35 33.89 33.85 -0.94% ALGM 2025-07-01 12:00:33 34.35 34.32 0.50% ALGM 2025-07-01 13:00:36 34.44 34.39 0.73% ALGM 2025-07-01 14:00:43 34.57 34.54 1.11% ALGM 2025-07-01 15:00:37 34.70 34.68 1.46% ALGM 2025-07-01 16:00:35 34.44 34.43 0.79% ALGM 2025-07-01 17:00:38 34.56 33.95 1.11% ALGM 2025-07-01 18:00:34 34.56 33.97 1.11% ALGM 2025-07-01 19:00:38 34.56 33.99 1.11% ALGM 2025-07-01 21:00:32 0.00 0.00 1.11% 2025-07-02 ALGM 2025-07-02 05:00:37 34.99 33.31 1.11% ALGM 2025-07-02 06:00:36 34.99 34.42 1.11% ALGM 2025-07-02 08:00:37 34.53 33.21 0.06% ALGM 2025-07-02 09:00:36 34.57 34.00 0.06% ALGM 2025-07-02 10:00:36 34.38 34.35 -0.09% ALGM 2025-07-02 11:00:32 35.50 35.46 3.22% ALGM 2025-07-02 12:00:34 35.48 35.46 3.16% ALGM 2025-07-02 13:00:36 35.66 35.64 3.66% ALGM 2025-07-02 14:00:42 35.90 35.88 4.39% ALGM 2025-07-02 15:00:33 35.65 35.64 3.66% ALGM 2025-07-02 16:00:36 35.71 35.70 3.83% ALGM 2025-07-02 16:28:30 8-K Sec report https://www.sec.gov/Archives/edgar/data/1758766/000119312525154971/0001193125-25-154971-index.htm 8-K - STEM, INC. (0001758766) (Filer) ALGM 2025-07-02 17:00:41 37.47 35.00 3.92% ALGM 2025-07-02 18:00:37 36.16 35.29 3.92% ALGM 2025-07-02 19:00:39 35.97 35.00 3.92% ALGM 2025-07-02 21:00:45 0.00 0.00 3.92% 2025-07-03 ALGM 2025-07-03 05:00:38 36.99 34.82 3.92% ALGM 2025-07-03 06:04:51 8-K Sec report https://www.sec.gov/Archives/edgar/data/1758766/000119312525155177/0001193125-25-155177-index.htm 8-K/A - STEM, INC. (0001758766) (Filer) ALGM 2025-07-03 07:00:40 36.99 35.00 3.92% ALGM 2025-07-03 08:00:44 35.95 35.00 3.92% ALGM 2025-07-03 09:00:40 36.06 35.60 0.84% ALGM 2025-07-03 10:00:38 35.85 35.79 0.32% ALGM 2025-07-03 11:00:39 35.71 35.65 -0.03% ALGM 2025-07-03 12:00:37 35.88 35.85 0.44% ALGM 2025-07-03 13:00:35 35.87 35.86 0.44% ALGM 2025-07-03 14:00:32 37.70 35.00 0.62% ALGM 2025-07-03 16:00:38 37.70 35.00 0.90% ALGM 2025-07-03 17:00:37 40.60 35.00 0.90% ALGM 2025-07-03 18:00:35 0.00 0.00 0.90% 2025-07-07 ALGM 2025-07-07 05:00:45 35.92 35.50 0.90% ALGM 2025-07-07 06:00:43 35.92 35.72 0.90% ALGM 2025-07-07 07:00:37 35.92 35.50 -0.28% ALGM 2025-07-07 08:00:37 35.92 35.50 -0.62% ALGM 2025-07-07 09:00:46 35.64 35.50 -0.87% ALGM 2025-07-07 10:00:42 35.89 35.84 -0.20% ALGM 2025-07-07 11:00:46 35.67 35.61 -0.81% ALGM 2025-07-07 12:00:35 35.56 35.54 -1.04% ALGM 2025-07-07 13:00:32 35.18 35.15 -2.10% ALGM 2025-07-07 14:00:36 35.29 35.27 -1.79% ALGM 2025-07-07 15:00:30 35.38 35.35 -1.57% ALGM 2025-07-07 16:00:36 35.42 35.40 -1.40% ALGM 2025-07-07 17:00:40 35.30 34.00 -1.48% ALGM 2025-07-07 21:00:33 0.00 0.00 -1.48% 2025-07-08 ALGM 2025-07-08 05:00:42 36.00 34.57 -1.48% ALGM 2025-07-08 07:00:31 36.00 35.50 -1.48% ALGM 2025-07-08 08:00:34 36.00 35.52 0.31% ALGM 2025-07-08 09:00:36 36.00 35.50 0.39% ALGM 2025-07-08 10:00:33 35.65 35.59 0.61% ALGM 2025-07-08 11:00:34 36.15 36.13 2.09% ALGM 2025-07-08 12:00:33 36.00 35.97 1.67% ALGM 2025-07-08 13:00:36 36.26 36.22 2.34% ALGM 2025-07-08 14:00:35 36.41 36.38 2.78% ALGM 2025-07-08 15:00:38 36.50 36.47 3.06% ALGM 2025-07-08 16:00:39 36.35 36.34 2.67% ALGM 2025-07-08 17:00:43 38.00 35.92 4.24% ALGM 2025-07-08 19:00:39 36.44 35.92 1.72% ALGM 2025-07-08 20:00:42 38.00 35.92 1.72% ALGM 2025-07-08 21:00:39 0.00 0.00 1.72% 2025-07-09 ALGM 2025-07-09 05:00:37 43.42 35.20 1.72% ALGM 2025-07-09 06:00:40 43.42 36.20 1.72% ALGM 2025-07-09 07:00:40 43.42 36.29 1.72% ALGM 2025-07-09 08:00:37 37.10 36.50 1.72% ALGM 2025-07-09 09:00:36 36.64 36.18 1.72% ALGM 2025-07-09 10:00:36 36.82 36.78 1.30% ALGM 2025-07-09 11:00:36 36.39 36.36 0.11% ALGM 2025-07-09 12:00:37 36.35 36.32 0.00% ALGM 2025-07-09 13:00:36 36.66 36.64 0.85% ALGM 2025-07-09 14:00:37 36.64 36.61 0.82% ALGM 2025-07-09 15:00:34 36.75 36.74 1.13% ALGM 2025-07-09 16:00:40 36.91 36.90 1.61% ALGM 2025-07-09 17:00:38 37.89 34.78 1.49% ALGM 2025-07-09 19:00:33 38.00 34.78 1.49% ALGM 2025-07-09 21:00:36 0.00 0.00 1.49% 2025-07-10 ALGM 2025-07-10 05:00:46 37.96 36.61 1.49% ALGM 2025-07-10 06:00:39 37.96 36.57 1.49% ALGM 2025-07-10 07:00:39 37.74 36.57 0.00% ALGM 2025-07-10 08:00:40 40.28 36.85 0.00% ALGM 2025-07-10 09:00:41 37.40 37.00 0.00% ALGM 2025-07-10 10:00:38 37.61 37.53 1.98% ALGM 2025-07-10 11:00:37 37.88 37.86 2.67% ALGM 2025-07-10 12:00:31 38.07 38.04 3.22% ALGM 2025-07-10 13:00:35 37.78 37.72 2.39% ALGM 2025-07-10 14:00:37 38.03 38.00 3.08% ALGM 2025-07-10 15:00:37 38.10 38.07 3.36% ALGM 2025-07-10 16:00:39 37.55 37.54 1.84% ALGM 2025-07-10 17:00:41 37.95 37.25 1.68% ALGM 2025-07-10 21:00:36 0.00 0.00 1.68% 2025-07-11 ALGM 2025-07-11 05:00:49 38.47 37.00 1.68% ALGM 2025-07-11 06:00:44 38.47 33.84 1.68% ALGM 2025-07-11 08:00:49 38.47 36.32 1.68% ALGM 2025-07-11 09:00:46 38.47 37.11 1.68% ALGM 2025-07-11 10:00:55 37.13 37.09 -1.08% ALGM 2025-07-11 11:00:39 37.16 37.13 -0.98% ALGM 2025-07-11 12:00:47 36.70 36.68 -2.22% ALGM 2025-07-11 13:00:46 36.92 36.89 -1.60% ALGM 2025-07-11 14:00:46 36.85 36.82 -1.76% ALGM 2025-07-11 15:00:40 36.91 36.89 -1.63% ALGM 2025-07-11 16:00:46 36.75 36.74 -2.06% ALGM 2025-07-11 17:00:45 37.00 36.32 -2.00% ALGM 2025-07-11 21:00:48 0.00 0.00 -2.00% 2025-07-14 ALGM 2025-07-14 05:00:41 41.77 29.40 -2.00% ALGM 2025-07-14 07:00:41 41.77 36.00 -2.00% ALGM 2025-07-14 08:00:48 41.77 36.32 0.35% ALGM 2025-07-14 09:00:45 36.56 36.32 0.35% ALGM 2025-07-14 10:00:50 36.21 36.18 -1.52% ALGM 2025-07-14 11:00:44 36.79 36.77 0.08% ALGM 2025-07-14 12:00:45 36.94 36.90 0.43% ALGM 2025-07-14 13:00:42 36.99 36.97 0.61% ALGM 2025-07-14 14:00:50 37.00 36.97 0.64% ALGM 2025-07-14 15:00:47 36.75 36.72 -0.05% ALGM 2025-07-14 16:00:46 36.60 36.57 -0.45%