Monthly Returns (%)Geospace Technologies Corporation
| Years | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1997 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 17.5 | 0 |
| 1998 | -5.3 | 11.2 | 5.1 | 24 | 18.6 | -9.8 | -26.1 | -33.3 | 16.2 | -2.5 | -31.2 | -18.9 | -54.3 |
| 1999 | -2.3 | -14.3 | 11.1 | 12.5 | 0 | 46.7 | -19.7 | 0 | 1.9 | 1.9 | 34.6 | -31.1 | 18.6 |
| 2000 | 45.1 | -5.4 | 15.7 | 8.6 | -10.2 | 1165.8 | -92 | 22.5 | 27.6 | -28.8 | 4.5 | 21.5 | 121.6 |
| 2001 | 5.3 | -5 | -0.9 | 0.9 | 8.9 | -6.5 | -34.8 | 0 | -9.3 | 10.3 | -24 | 5.3 | -46.9 |
| 2002 | 16.7 | -5.7 | 6.1 | -1.4 | -11.6 | -18 | 28 | -14.1 | 12.7 | -8.1 | -8.8 | -23.1 | -33.3 |
| 2003 | -15 | 2.9 | 37.1 | 6.3 | 0 | 35.3 | -13 | 1.7 | 3.3 | 0 | 6.4 | 19.4 | 100 |
| 2004 | 6.3 | 0 | 2.4 | 3.5 | -3.3 | 8.1 | -5.3 | -5.6 | -2.4 | 3.7 | -5.9 | 17.5 | 17.5 |
| 2005 | 960.1 | -89.7 | 870.9 | -90.7 | -9.7 | 22.6 | -5.8 | 1 | 1 | 13.1 | 21.4 | 4.4 | 51.1 |
| 2006 | 75.4 | -4.8 | 24.5 | -1.4 | -2.1 | 0.4 | -5.6 | 11.5 | -5.7 | 0.4 | -16.1 | 21.3 | 104.2 |
| 2007 | 0.7 | 16.4 | 4.4 | 5.4 | 1.1 | -1.9 | 4.9 | -2.8 | 22.8 | 16.6 | -3.1 | -28.1 | 30 |
| 2008 | -30 | -8.7 | -5.8 | 6.6 | 16.5 | 4.6 | -20.3 | 4.3 | -20 | -27 | -20.3 | -23.7 | -76.9 |
| 2009 | -13.8 | -25.3 | 1066.1 | 21.8 | -2.5 | 65.6 | -6.9 | -15.8 | 28.4 | 1.6 | 24 | 31.8 | 2365.5 |
| 2010 | -12.6 | 14.9 | 11.1 | 3.9 | -8.2 | 6.2 | 10.4 | -8 | 1.5 | 0 | 0 | 0 | 16.6 |
| 2011 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | -100 |
| 2012 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 17.7 | 16.7 | 0 |
| 2013 | 1.5 | 7.9 | 10.9 | -21.8 | 3 | -20.5 | 7.7 | -6.3 | 20.8 | 15.6 | -10.4 | 8.5 | 6.5 |
| 2014 | -16 | -3.5 | -13.8 | -12.2 | -12.8 | 8.6 | -26.9 | 2.2 | -14.5 | -12.4 | -14.4 | 0.5 | -72 |
| 2015 | -9.5 | -22.3 | -11.4 | 30.8 | -4.7 | 12 | -24.3 | 1.6 | -22 | 11.2 | -17.1 | 10.5 | -46.9 |
| 2016 | -23.2 | 3.3 | 10.5 | 32.6 | 5.9 | -5.5 | 0.8 | 7.1 | 10.2 | -5.4 | 14.9 | -3.8 | 44.7 |
| 2017 | 14.6 | -29.3 | -1.7 | 1.9 | -9.4 | -7.7 | 11.3 | -2 | 18.1 | -15.7 | -2.5 | -11.4 | -36.3 |
| 2018 | 6.1 | -25.7 | -3.5 | 6.8 | 5.2 | 26.8 | 0.1 | 0.4 | -3 | -7.1 | 22.2 | -33.7 | -20.5 |
| 2019 | 45.8 | 9.1 | -21.1 | 9.1 | -11.6 | 16.8 | 6.7 | -21.7 | 25.6 | -2.6 | -5.4 | 18.6 | 62.4 |
| 2020 | -19.1 | -7.2 | -49.1 | -3 | 26.9 | -4.6 | 0.4 | -13.1 | -6.3 | -16.7 | 21.1 | 37.8 | -48.9 |
| 2021 | -4.8 | 20.9 | -7.4 | -17.5 | 8.5 | -0.9 | 7.9 | 11.7 | -2.1 | -0.5 | -9.2 | -22.5 | -21.9 |
| 2022 | 30.7 | -32.7 | -2.4 | 0.5 | 5.9 | -22.6 | -0.2 | 5.1 | -11.3 | -8.4 | 10.6 | -5.6 | -36.9 |
| 2023 | 12.8 | 18.3 | 25.2 | 2.4 | 14.3 | -5.8 | 3.1 | 19.4 | 35.5 | -7.4 | -0.6 | 8.7 | 207.1 |
| 2024 | 16.2 | -18.2 | 7.1 | 5.2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | -20.8 |