If you invested $1000 in Post Holdings, Inc. (POST) 10 years ago, it would be worth $1,409.31 as of August 23, 2026, based on a reinvested dividends scenario. Over the same period, a $1000 investment made 5 years ago would be worth $1,067.36, while $1000 invested 1 year ago would be worth $716.7. This corresponds to total returns of 40.93%, 6.74%, -28.33%, respectively, with annualized returns of 3.49%, 1.31%, -28.33%.
Custom investment amounts or purchase dates can also be explored using the Stoculator calculator. Past performance does not guarantee future results.
Date Range:
| Date | Open | Close | Adj Close | High | Low | Volume |
|---|---|---|---|---|---|---|
| August 21, 2026 | 78.7 | 80.5 | 80.5 | 80.87 | 78.6 | 874,941 |
| August 20, 2026 | 78.53 | 78.52 | 78.52 | 79.32 | 77.14 | 1.01M |
| August 19, 2026 | 80.33 | 78.85 | 78.85 | 81.43 | 78.74 | 905,063 |
| August 18, 2026 | 80.54 | 79.82 | 79.82 | 81 | 79.11 | 1.17M |
| August 17, 2026 | 79.85 | 79.35 | 79.35 | 80.6 | 78.72 | 892,924 |
| August 14, 2026 | 80.36 | 80.95 | 80.95 | 81.44 | 79.56 | 646,146 |
| August 13, 2026 | 81.14 | 80.54 | 80.54 | 81.85 | 80 | 704,438 |
| August 12, 2026 | 77.32 | 80.58 | 80.58 | 80.59 | 76.99 | 818,248 |
| August 11, 2026 | 76.5 | 78.49 | 78.49 | 79.44 | 75.4 | 1.08M |
| August 10, 2026 | 77.89 | 76.23 | 76.23 | 78.75 | 75.69 | 1.72M |
| August 07, 2026 | 85.44 | 78.69 | 78.69 | 85.6 | 77.6 | 3.9M |
| August 06, 2026 | 90.36 | 90.23 | 90.23 | 91.65 | 89.21 | 1.36M |
| August 05, 2026 | 90.68 | 89.22 | 89.22 | 91.12 | 88.23 | 896,605 |
| August 04, 2026 | 89.16 | 90.59 | 90.59 | 91.01 | 88.04 | 778,778 |
| August 03, 2026 | 91.5 | 90.27 | 90.27 | 93.99 | 90.22 | 712,858 |
| July 31, 2026 | 92.25 | 91.41 | 91.41 | 92.85 | 91.34 | 655,900 |
| July 30, 2026 | 96.47 | 92.96 | 92.96 | 97.23 | 92.86 | 759,181 |
| July 29, 2026 | 94.11 | 97.53 | 97.53 | 97.7 | 94.11 | 861,212 |
| July 28, 2026 | 93.03 | 94.32 | 94.32 | 96.46 | 92.88 | 817,667 |
| July 27, 2026 | 91.31 | 91.31 | 91.31 | 92.4 | 90.55 | 970,246 |
| July 24, 2026 | 90.47 | 90.91 | 90.91 | 92.34 | 90.43 | 851,257 |
| July 23, 2026 | 89.98 | 90.16 | 90.16 | 91.32 | 88.71 | 1.12M |
| July 22, 2026 | 89.72 | 91.01 | 91.01 | 91.93 | 89.53 | 937,517 |
| July 21, 2026 | 88.01 | 88.39 | 88.39 | 88.89 | 86.65 | 720,294 |
| July 20, 2026 | 85.5 | 87.34 | 87.34 | 87.48 | 85 | 780,495 |
| July 17, 2026 | 89.22 | 86.86 | 86.86 | 90.5 | 85.92 | 690,605 |
| July 16, 2026 | 85.83 | 87.89 | 87.89 | 88.19 | 85.83 | 815,650 |
| July 15, 2026 | 85.06 | 85.23 | 85.23 | 86.57 | 84.75 | 685,076 |
| July 14, 2026 | 87.03 | 85.12 | 85.12 | 87.78 | 84.53 | 815,288 |
| July 13, 2026 | 86.92 | 86.7 | 86.7 | 88.5 | 86.21 | 711,996 |
| July 10, 2026 | 84.84 | 86.28 | 86.28 | 86.41 | 83.89 | 728,213 |
| July 09, 2026 | 85.58 | 84.7 | 84.7 | 85.99 | 84.31 | 951,131 |
| July 08, 2026 | 88.63 | 85.91 | 85.91 | 88.9 | 85.46 | 916,785 |
| July 07, 2026 | 89.77 | 88.77 | 88.77 | 91.7 | 88.26 | 1.05M |
| July 06, 2026 | 93.03 | 88.5 | 88.5 | 93.59 | 88.47 | 855,289 |
| July 02, 2026 | 91.88 | 92.78 | 92.78 | 93.43 | 91.08 | 1.42M |
| July 01, 2026 | 87.75 | 90.94 | 90.94 | 91.78 | 87.75 | 810,823 |
| June 30, 2026 | 88.79 | 88.26 | 88.26 | 88.95 | 87.7 | 723,884 |
| June 29, 2026 | 89.69 | 89.73 | 89.73 | 90.77 | 88.51 | 833,019 |
| June 26, 2026 | 89.8 | 89.41 | 89.41 | 91 | 88.05 | 1.25M |
| June 25, 2026 | 90.66 | 89.26 | 89.26 | 91.49 | 88.24 | 953,291 |
| June 24, 2026 | 89.48 | 90.84 | 90.84 | 92.06 | 89.48 | 890,062 |
| June 23, 2026 | 87.97 | 88.93 | 88.93 | 89.17 | 87.48 | 790,977 |
| June 22, 2026 | 88.25 | 86.68 | 86.68 | 88.95 | 86.37 | 736,025 |
| June 18, 2026 | 88.96 | 88.41 | 88.41 | 89.65 | 87.8 | 1.15M |
| June 17, 2026 | 91.6 | 88.96 | 88.96 | 92.21 | 88.63 | 1.01M |
| June 16, 2026 | 92.32 | 92.37 | 92.37 | 92.74 | 91.57 | 590,268 |
| June 15, 2026 | 92.74 | 92.36 | 92.36 | 94.29 | 92.17 | 621,958 |
| June 12, 2026 | 93.33 | 93.14 | 93.14 | 93.95 | 92.39 | 654,369 |
| June 11, 2026 | 93.37 | 93.17 | 93.17 | 94.08 | 92.3 | 901,451 |
| June 10, 2026 | 91.89 | 93.53 | 93.53 | 94.33 | 90.45 | 886,681 |
| June 09, 2026 | 90.32 | 91.51 | 91.51 | 92.3 | 89.86 | 586,168 |
| June 08, 2026 | 89.52 | 90.05 | 90.05 | 91.22 | 88.2 | 711,223 |
| June 05, 2026 | 89.33 | 90.43 | 90.43 | 91.77 | 88.93 | 648,292 |
| June 04, 2026 | 92.01 | 88.72 | 88.72 | 92.27 | 86.85 | 1.1M |
| June 03, 2026 | 90.78 | 91 | 91 | 92.1 | 90.45 | 716,040 |
| June 02, 2026 | 89.28 | 90.62 | 90.62 | 91.26 | 89.08 | 1M |
| June 01, 2026 | 90.93 | 89.13 | 89.13 | 91.77 | 87.87 | 1.52M |
| May 29, 2026 | 95.99 | 91.84 | 91.84 | 96.52 | 91.7 | 1.41M |
| May 28, 2026 | 96.64 | 96.37 | 96.37 | 97.56 | 95.16 | 573,165 |