$CSGP: CoStar Group, Inc. - Common Stock
2026-01-05 CSGP 2026-01-05 00:03:00 0.00 0.00 -1.81% CSGP 2026-01-05 06:01:48 66.34 65.19 -1.81% CSGP 2026-01-05 07:01:31 66.26 65.80 0.48% CSGP 2026-01-05 08:02:12 66.34 65.20 0.16% CSGP 2026-01-05 09:01:30 65.78 65.04 0.12% CSGP 2026-01-05 10:01:49 66.34 65.25 0.07% CSGP 2026-01-05 11:01:28 66.22 66.17 0.73% CSGP 2026-01-05 12:01:47 65.69 65.62 -0.04% CSGP 2026-01-05 13:01:39 67.07 67.01 2.08% CSGP 2026-01-05 14:01:50 66.74 66.69 1.56% CSGP 2026-01-05 15:01:35 67.09 67.04 2.10% CSGP 2026-01-05 16:01:48 67.01 66.98 1.93% CSGP 2026-01-05 17:01:34 67.88 65.28 1.10% CSGP 2026-01-05 18:01:45 67.88 65.76 1.13% CSGP 2026-01-05 19:01:46 66.55 65.28 1.13% CSGP 2026-01-05 20:01:42 65.99 65.12 0.46% 2026-01-06 CSGP 2026-01-06 05:01:39 84.97 0.00 0.46% CSGP 2026-01-06 06:01:50 67.08 65.76 0.46% CSGP 2026-01-06 07:01:32 69.25 65.00 -0.02% CSGP 2026-01-06 08:01:49 67.08 65.78 -0.02% CSGP 2026-01-06 10:01:46 66.88 65.95 -0.02% CSGP 2026-01-06 11:01:29 65.66 65.55 -1.20% CSGP 2026-01-06 12:01:41 66.84 66.80 0.61% CSGP 2026-01-06 13:01:27 66.28 66.20 -0.30% CSGP 2026-01-06 14:01:45 66.26 66.22 -0.27% CSGP 2026-01-06 15:01:29 66.55 66.51 0.17% CSGP 2026-01-06 16:01:47 67.15 67.12 1.10% CSGP 2026-01-06 17:01:30 67.14 66.00 1.13% CSGP 2026-01-06 18:01:50 67.70 66.00 1.08% CSGP 2026-01-06 21:02:17 0.00 0.00 1.08% 2026-01-07 CSGP 2026-01-07 05:01:27 70.00 0.00 1.08% CSGP 2026-01-07 06:01:44 67.67 66.73 0.69% CSGP 2026-01-07 07:01:37 67.67 66.73 -0.06% CSGP 2026-01-07 08:01:42 67.69 66.70 -0.06% CSGP 2026-01-07 08:31:46 8-K Sec report https://www.sec.gov/Archives/edgar/data/1057352/000105735226000004/0001057352-26-000004-index.htm 8-K - COSTAR GROUP, INC. (0001057352) (Filer) CSGP 2026-01-07 09:01:30 70.00 67.70 0.74% CSGP 2026-01-07 10:01:43 69.00 61.92 -1.81% CSGP 2026-01-07 11:01:26 62.94 62.88 -6.44% CSGP 2026-01-07 12:01:40 64.83 64.76 -3.61% CSGP 2026-01-07 13:01:27 64.83 64.76 -3.57% CSGP 2026-01-07 14:01:44 65.10 65.04 -3.19% CSGP 2026-01-07 15:01:29 63.69 63.62 -5.27% CSGP 2026-01-07 16:01:46 63.04 63.00 -6.31% CSGP 2026-01-07 17:01:34 64.28 61.71 -8.27% CSGP 2026-01-07 18:01:45 64.28 61.70 -7.44% CSGP 2026-01-07 19:01:36 62.16 61.62 -7.49% CSGP 2026-01-07 20:01:44 62.16 61.63 -7.96% CSGP 2026-01-07 21:03:00 0.00 0.00 -7.65% 2026-01-08 CSGP 2026-01-08 05:01:30 67.08 0.00 -7.65% CSGP 2026-01-08 06:01:42 67.08 60.12 -7.65% CSGP 2026-01-08 07:01:28 67.08 61.00 -7.65% CSGP 2026-01-08 08:02:04 67.07 61.00 -7.65% CSGP 2026-01-08 10:01:42 62.30 61.00 0.04% CSGP 2026-01-08 11:01:28 61.96 61.93 0.46% CSGP 2026-01-08 12:01:42 62.09 62.06 0.61% CSGP 2026-01-08 13:01:30 62.60 62.57 1.38% CSGP 2026-01-08 14:01:48 62.73 62.71 1.59% CSGP 2026-01-08 15:01:33 62.44 62.43 1.19% CSGP 2026-01-08 16:01:50 61.54 61.50 -0.22% CSGP 2026-01-08 17:01:33 61.33 61.30 -0.48% CSGP 2026-01-08 18:01:48 61.62 61.30 -0.36% CSGP 2026-01-08 19:01:46 61.60 61.30 -0.39% CSGP 2026-01-08 20:01:46 61.50 61.30 -0.39% CSGP 2026-01-08 21:02:23 0.00 0.00 -0.39% 2026-01-09 CSGP 2026-01-09 05:01:21 63.00 0.00 -0.39% CSGP 2026-01-09 06:01:35 63.00 60.11 -0.39% CSGP 2026-01-09 07:01:16 63.00 60.40 -0.39% CSGP 2026-01-09 09:01:15 63.00 60.74 -0.39% CSGP 2026-01-09 10:01:32 62.99 61.80 1.69% CSGP 2026-01-09 11:01:12 60.63 60.51 -1.23% CSGP 2026-01-09 12:01:31 59.57 59.55 -2.90% CSGP 2026-01-09 13:01:20 59.70 59.65 -2.72% CSGP 2026-01-09 14:01:32 59.62 59.57 -2.89% CSGP 2026-01-09 15:01:19 59.36 59.33 -3.26% CSGP 2026-01-09 16:01:33 58.78 58.76 -4.18% CSGP 2026-01-09 17:01:16 58.75 58.48 -4.14% CSGP 2026-01-09 18:01:29 59.63 58.49 -4.01% CSGP 2026-01-09 20:01:33 59.63 58.70 -4.32% CSGP 2026-01-09 21:02:14 0.00 0.00 -4.32% 2026-01-12 CSGP 2026-01-12 05:01:33 96.00 58.00 0.00% CSGP 2026-01-12 06:01:33 59.47 58.00 1.65% CSGP 2026-01-12 07:01:13 59.45 58.00 1.65% CSGP 2026-01-12 08:01:33 58.78 58.00 0.00% CSGP 2026-01-12 09:01:17 58.48 57.92 -0.05% CSGP 2026-01-12 10:01:33 60.00 57.93 -0.52% CSGP 2026-01-12 11:01:23 57.66 57.57 -1.40% CSGP 2026-01-12 12:01:34 57.57 57.56 -1.50% CSGP 2026-01-12 13:01:18 57.58 57.53 -1.55% CSGP 2026-01-12 14:01:31 58.33 58.29 -0.28% CSGP 2026-01-12 15:01:25 58.39 58.37 -0.16% CSGP 2026-01-12 16:01:40 58.20 58.17 -0.49% CSGP 2026-01-12 17:01:21 59.98 58.11 1.14% CSGP 2026-01-12 18:01:41 59.98 59.60 1.97% CSGP 2026-01-12 19:01:30 59.98 57.90 1.90% CSGP 2026-01-12 20:01:35 59.98 57.70 1.90% CSGP 2026-01-12 21:02:25 0.00 0.00 1.90% 2026-01-13 CSGP 2026-01-13 06:01:38 65.10 58.00 -0.14% CSGP 2026-01-13 07:01:22 59.98 58.00 -0.14% CSGP 2026-01-13 09:01:23 59.97 58.96 -0.07% CSGP 2026-01-13 10:01:30 59.68 58.73 -0.38% CSGP 2026-01-13 11:01:16 59.26 59.20 -0.09% CSGP 2026-01-13 12:01:33 59.32 59.21 0.03% CSGP 2026-01-13 13:01:21 59.05 58.99 -0.43% CSGP 2026-01-13 14:01:38 59.23 59.19 -0.12% CSGP 2026-01-13 15:01:24 60.14 60.11 1.40% CSGP 2026-01-13 16:01:38 61.35 61.30 3.50% CSGP 2026-01-13 17:01:25 61.76 61.10 4.29% CSGP 2026-01-13 18:01:38 62.00 60.90 4.10% CSGP 2026-01-13 20:01:38 63.00 60.90 4.06% CSGP 2026-01-13 21:02:02 0.00 0.00 4.06% 2026-01-14 CSGP 2026-01-14 06:01:35 73.22 53.48 -0.24% CSGP 2026-01-14 07:01:21 73.22 58.51 -0.35% CSGP 2026-01-14 08:01:31 65.00 58.51 -0.35% CSGP 2026-01-14 09:01:14 65.00 58.51 -0.44% CSGP 2026-01-14 10:01:30 61.68 58.51 -0.07% CSGP 2026-01-14 11:01:12 62.67 62.53 1.20% CSGP 2026-01-14 12:01:31 62.45 62.38 1.03% CSGP 2026-01-14 13:01:16 62.31 62.24 0.78% CSGP 2026-01-14 14:01:34 62.86 62.81 1.75% CSGP 2026-01-14 15:01:15 63.42 63.32 2.66% CSGP 2026-01-14 16:01:34 63.62 63.59 2.97% CSGP 2026-01-14 17:01:16 63.81 62.78 3.31% CSGP 2026-01-14 18:01:51 64.19 63.65 3.04% CSGP 2026-01-14 19:01:30 65.00 62.57 3.04% CSGP 2026-01-14 22:03:04 0.00 0.00 3.04% 2026-01-15 CSGP 2026-01-15 06:01:34 65.96 55.35 3.04% CSGP 2026-01-15 07:01:19 65.96 61.99 -0.34% CSGP 2026-01-15 09:01:23 64.98 61.99 -0.34% CSGP 2026-01-15 10:01:39 65.33 62.30 -0.34% CSGP 2026-01-15 11:01:19 63.61 63.48 -0.50% CSGP 2026-01-15 12:01:35 63.21 63.19 -1.02% CSGP 2026-01-15 13:01:20 63.12 63.05 -1.26% CSGP 2026-01-15 13:26:10 8-K Sec report https://www.sec.gov/Archives/edgar/data/1002590/000117184326000280/0001171843-26-000280-index.htm 8-K - STAR GROUP, L.P. (0001002590) (Filer) CSGP 2026-01-15 14:01:38 62.69 62.65 -1.92% CSGP 2026-01-15 15:01:21 62.50 62.44 -2.26% CSGP 2026-01-15 16:01:40 62.49 62.44 -2.25% CSGP 2026-01-15 17:01:25 64.00 63.40 -0.78% CSGP 2026-01-15 18:01:37 63.73 63.00 -0.80% CSGP 2026-01-15 19:01:31 63.75 63.02 -1.05% CSGP 2026-01-15 20:01:30 63.57 62.15 -1.05% CSGP 2026-01-15 22:03:51 0.00 0.00 -1.05% 2026-01-16 CSGP 2026-01-16 05:01:25 63.88 63.27 -1.05% CSGP 2026-01-16 07:01:27 65.00 63.27 -1.05% CSGP 2026-01-16 08:01:43 63.82 63.27 -1.05% CSGP 2026-01-16 10:01:34 63.58 62.94 -0.16% CSGP 2026-01-16 11:01:16 64.03 63.96 0.96% CSGP 2026-01-16 12:01:33 64.95 64.93 2.44% CSGP 2026-01-16 13:01:18 65.46 65.39 3.26% CSGP 2026-01-16 14:01:39 65.57 65.55 3.41% CSGP 2026-01-16 15:01:28 65.44 65.42 3.18% CSGP 2026-01-16 16:01:40 64.90 64.81 2.36% CSGP 2026-01-16 17:01:21 66.65 64.97 3.13% CSGP 2026-01-16 18:01:36 65.33 64.97 3.03% CSGP 2026-01-16 19:01:33 65.33 65.06 2.71% CSGP 2026-01-16 20:01:39 65.33 63.94 3.03% CSGP 2026-01-16 21:02:28 0.00 0.00 3.03% 2026-01-20 CSGP 2026-01-20 05:01:21 65.35 60.00 -0.76% CSGP 2026-01-20 06:01:42 64.84 62.83 -1.01% CSGP 2026-01-20 08:01:37 65.34 55.06 -1.01% CSGP 2026-01-20 10:01:37 65.34 62.82 -2.41% CSGP 2026-01-20 11:01:16 63.64 63.55 -2.73% CSGP 2026-01-20 12:01:34 64.40 64.37 -1.51% CSGP 2026-01-20 13:01:20 64.38 64.30 -1.63% CSGP 2026-01-20 14:01:42 64.44 64.36 -1.47% CSGP 2026-01-20 15:01:24 64.10 64.09 -1.97% CSGP 2026-01-20 16:01:42 63.87 63.80 -2.37% CSGP 2026-01-20 17:01:29 64.95 63.17 -2.59% CSGP 2026-01-20 18:01:41 65.35 63.17 -2.23% CSGP 2026-01-20 21:01:46 0.00 0.00 -2.23% 2026-01-21 CSGP 2026-01-21 05:01:25 64.45 63.19 -2.23% CSGP 2026-01-21 06:01:43 64.45 63.38 -0.55% CSGP 2026-01-21 07:01:21 65.24 62.01 -0.55% CSGP 2026-01-21 08:01:39 67.00 63.28 -0.55% CSGP 2026-01-21 09:01:17 64.26 63.38 -0.55% CSGP 2026-01-21 10:01:37 64.80 62.74 -0.21% CSGP 2026-01-21 11:01:16 64.45 64.37 0.90% CSGP 2026-01-21 12:01:34 64.33 64.28 0.73% CSGP 2026-01-21 14:01:54 63.58 63.54 -0.38% CSGP 2026-01-21 15:01:20 63.81 63.74 -0.05% CSGP 2026-01-21 16:01:43 64.67 64.61 1.36% CSGP 2026-01-21 17:01:21 64.71 63.46 1.45% CSGP 2026-01-21 18:01:40 65.05 63.46 1.49% CSGP 2026-01-21 19:01:31 65.80 63.46 1.49% CSGP 2026-01-21 20:01:43 65.09 63.46 1.49% CSGP 2026-01-21 21:02:10 0.00 0.00 0.00% 2026-01-22 CSGP 2026-01-22 05:01:19 101.82 26.37 0.00% CSGP 2026-01-22 06:01:35 70.82 54.87 0.00% CSGP 2026-01-22 07:01:18 70.82 63.62 0.00% CSGP 2026-01-22 09:01:13 70.82 63.99 0.00% CSGP 2026-01-22 10:01:38 67.21 64.36 0.00% CSGP 2026-01-22 11:01:14 64.99 64.87 0.31% CSGP 2026-01-22 12:01:32 65.86 65.79 1.69% CSGP 2026-01-22 13:01:23 67.22 67.17 3.82% CSGP 2026-01-22 14:01:47 66.90 66.86 3.31% CSGP 2026-01-22 15:01:22 66.72 66.70 3.06% CSGP 2026-01-22 16:01:42 66.89 66.86 3.31% CSGP 2026-01-22 17:01:10 67.41 66.37 2.35% CSGP 2026-01-22 18:01:43 66.70 64.97 2.49% CSGP 2026-01-22 19:01:27 67.28 64.97 2.83% CSGP 2026-01-22 20:01:40 67.00 64.97 2.83% CSGP 2026-01-22 21:01:37 0.00 0.00 3.09% 2026-01-23 CSGP 2026-01-23 05:01:22 66.85 65.80 3.09% CSGP 2026-01-23 06:01:46 66.84 65.73 0.66% CSGP 2026-01-23 07:01:29 67.40 65.73 0.66% CSGP 2026-01-23 08:01:38 66.84 65.73 0.66% CSGP 2026-01-23 09:01:21 66.84 65.73 0.08% CSGP 2026-01-23 10:01:39 66.92 65.68 0.08% CSGP 2026-01-23 11:01:23 65.73 65.62 -0.93% CSGP 2026-01-23 12:01:32 65.87 65.80 -0.54% CSGP 2026-01-23 13:01:25 66.14 66.04 -0.26% CSGP 2026-01-23 14:01:35 65.77 65.73 -0.77% CSGP 2026-01-23 15:01:28 66.13 66.05 -0.26% CSGP 2026-01-23 16:01:39 65.69 65.61 -0.93% CSGP 2026-01-23 17:01:18 65.53 63.75 -1.14% CSGP 2026-01-23 18:01:48 65.60 63.75 -1.12% CSGP 2026-01-23 19:01:21 65.60 65.11 -1.66% CSGP 2026-01-23 20:01:30 65.72 65.12 -1.66% CSGP 2026-01-23 21:01:41 0.00 0.00 -1.66% 2026-01-26 CSGP 2026-01-26 05:01:20 104.96 26.37 -1.66% CSGP 2026-01-26 06:01:37 66.25 65.15 -1.66% CSGP 2026-01-26 07:01:15 78.32 65.09 -1.66% CSGP 2026-01-26 08:01:34 66.25 65.15 0.54% CSGP 2026-01-26 09:01:18 66.24 65.15 0.54% CSGP 2026-01-26 10:01:33 66.00 65.15 0.54% CSGP 2026-01-26 11:01:15 66.61 66.48 1.58% CSGP 2026-01-26 12:01:35 66.57 66.45 1.34% CSGP 2026-01-26 13:01:11 66.48 66.40 1.25% CSGP 2026-01-26 14:01:46 66.46 66.37 1.25% CSGP 2026-01-26 15:01:53 66.19 66.12 0.85% CSGP 2026-01-26 16:01:44 66.09 66.06 0.74% CSGP 2026-01-26 17:01:16 65.74 65.50 0.27% CSGP 2026-01-26 18:01:39 66.74 65.50 0.15% CSGP 2026-01-26 21:02:20 0.00 0.00 0.15% 2026-01-27 CSGP 2026-01-27 05:01:17 105.29 28.79 0.15% CSGP 2026-01-27 06:01:49 66.40 65.51 0.15% CSGP 2026-01-27 07:01:11 72.55 66.01 1.81% CSGP 2026-01-27 08:01:39 72.55 66.86 2.27% CSGP 2026-01-27 09:01:17 74.08 67.00 3.22% CSGP 2026-01-27 10:01:45 69.88 69.51 5.70% CSGP 2026-01-27 11:01:21 69.14 69.01 4.98% CSGP 2026-01-27 12:01:36 67.41 67.31 2.32% CSGP 2026-01-27 13:01:11 67.06 66.98 1.80% CSGP 2026-01-27 14:01:35 67.92 67.80 3.22% CSGP 2026-01-27 14:45:44 CoStar Group: Activist Pressure Makes The Upside Hard To Ignore CSGP 2026-01-27 15:01:24 66.19 66.04 0.46% CSGP 2026-01-27 16:01:34 66.35 66.30 0.76% CSGP 2026-01-27 17:01:18 67.51 64.44 1.37% CSGP 2026-01-27 19:01:15 67.51 64.31 0.84% CSGP 2026-01-27 21:01:39 0.00 0.00 0.84% CSGP 2026-01-27 22:02:38 67.51 64.31 0.84% 2026-01-28 CSGP 2026-01-28 05:01:23 105.95 57.00 0.84% CSGP 2026-01-28 06:01:39 66.80 65.76 0.84% CSGP 2026-01-28 07:01:17 73.74 65.70 0.84% CSGP 2026-01-28 08:01:35 66.81 65.70 0.84% CSGP 2026-01-28 10:01:30 66.81 65.73 0.84% CSGP 2026-01-28 11:01:12 66.80 66.68 0.82% CSGP 2026-01-28 12:01:33 67.55 67.48 1.98% CSGP 2026-01-28 13:01:12 67.30 67.28 1.63% CSGP 2026-01-28 14:01:30 66.23 66.12 -0.02% CSGP 2026-01-28 15:01:15 66.17 66.08 -0.21% CSGP 2026-01-28 16:01:57 66.02 65.95 -0.38% CSGP 2026-01-28 17:01:33 66.57 65.65 0.50% CSGP 2026-01-28 18:01:49 66.57 63.94 -1.36% CSGP 2026-01-28 19:01:22 65.20 63.94 -1.90% CSGP 2026-01-28 20:01:40 65.20 63.94 -1.53% CSGP 2026-01-28 21:02:05 0.00 0.00 -1.53% 2026-01-29 CSGP 2026-01-29 05:01:22 68.23 26.08 -1.53% CSGP 2026-01-29 06:01:42 65.65 64.75 -1.53% CSGP 2026-01-29 07:01:22 68.21 64.22 -1.53% CSGP 2026-01-29 08:01:35 65.77 64.75 -0.14% CSGP 2026-01-29 10:01:30 65.71 64.87 -0.14% CSGP 2026-01-29 11:01:19 63.31 63.24 -2.90% CSGP 2026-01-29 12:01:37 63.39 63.30 -2.75% CSGP 2026-01-29 13:01:25 63.17 63.09 -3.11% CSGP 2026-01-29 14:01:39 62.46 62.37 -4.23% CSGP 2026-01-29 15:01:50 62.13 62.06 -4.67% CSGP 2026-01-29 16:01:37 61.69 61.63 -5.38% CSGP 2026-01-29 17:01:27 63.14 61.98 -4.85% CSGP 2026-01-29 18:01:52 63.14 60.65 -4.82% CSGP 2026-01-29 19:01:26 63.14 60.70 -4.82% CSGP 2026-01-29 21:02:12 0.00 0.00 1.38% 2026-01-30 CSGP 2026-01-30 05:01:19 96.00 56.80 1.38% CSGP 2026-01-30 06:01:42 69.47 56.80 -0.54% CSGP 2026-01-30 07:01:27 69.47 61.50 -0.54% CSGP 2026-01-30 08:01:39 70.44 61.50 -0.54% CSGP 2026-01-30 09:01:20 70.44 61.50 -0.38% CSGP 2026-01-30 10:01:36 61.64 59.99 -0.64% CSGP 2026-01-30 11:01:18 61.02 60.94 -1.44% CSGP 2026-01-30 12:01:34 61.24 61.20 -1.09% CSGP 2026-01-30 13:01:22 61.63 61.56 -0.49% CSGP 2026-01-30 14:01:33 61.22 61.17 -1.13% CSGP 2026-01-30 15:01:23 61.55 61.48 -0.66% CSGP 2026-01-30 16:01:31 61.79 61.75 -0.18% CSGP 2026-01-30 17:01:25 61.99 61.00 -0.84% CSGP 2026-01-30 18:01:42 61.81 61.09 -0.63% CSGP 2026-01-30 19:01:20 61.70 61.08 -0.63% CSGP 2026-01-30 20:01:34 61.37 61.06 -0.71% CSGP 2026-01-30 21:02:18 0.00 0.00 -0.71% 2026-02-02 CSGP 2026-02-02 05:01:12 73.00 57.57 -0.71%