Research Frontiers Incorporated
| Year | Mar | Jun | Sep | Dec | Annual | |
|---|---|---|---|---|---|---|
| 2023 | -0.01 | -0.01 | -0.01 | - | - | |
| 2022 | -0.02 | -0.02 | -0.02 | -0.02 | - | |
| 2021 | -0.02 | -0.02 | - | -0.02 | -0.06 | |
| 2020 | -0.02 | -0.01 | -0.01 | -0.03 | - | |
| 2019 | -0.03 | -0.05 | -0.01 | -0.04 | -0.13 | |
| 2018 | -0.03 | -0.02 | -0.03 | -0.02 | -0.1 | |
| 2017 | 0.04 | 0.02 | 0.01 | 0.03 | 0.1 | |
| 2016 | 0.05 | 0.05 | 0.02 | 0.06 | 0.18 | |
| 2015 | 0.05 | 0.02 | 0.03 | 0.08 | 0.18 | |
| 2014 | -0.05 | -0.05 | -0.03 | -0.06 | -0.19 | |
| 2013 | -0.07 | -0.03 | -0.04 | -0.12 | -0.26 | |
| 2012 | -0.04 | -0.04 | -0.04 | -0.04 | -0.16 | |
| 2011 | -0.09 | -0.05 | -0.04 | -0.04 | -0.22 | |
| 2010 | -0.10 | -0.04 | -0.04 | -0.04 | -0.22 | |
| 2009 | -0.10 | -0.05 | -0.05 | -0.04 | -0.25 | |
| 2008 | -0.06 | 0.06 | 0.01 | -0.06 | -0.05 | |
| 2007 | -0.13 | -0.05 | -0.16 | -0.16 | -0.5 | |
| 2006 | -0.07 | -0.06 | -0.05 | -0.06 | -0.24 | |
| 2005 | -0.07 | -0.07 | -0.07 | -0.07 | -0.27 |