| Form type | Sec Links | Description | Filing date | Reporting date |
|---|---|---|---|---|
| SC 13G/A | Report | SCHEDULE 13G/A | Feb 13, 2024 | |
| SC 13G/A | Report | Jan 23, 2024 | ||
| SC 13G | Report | 13G | Jan 10, 2024 | |
| SC 13G | Report | SCHEDULE 13G | Feb 9, 2023 | |
| SC 13G/A | Report | SC 13G/A | Feb 8, 2023 | |
| SC 13G/A | Report | Jan 23, 2023 | ||
| SC 13G | Report | 13G | Jan 6, 2023 | |
| SC 13G | Report | Sep 6, 2022 | ||
| SC 13G/A | Report | Feb 14, 2022 | ||
| SC 13G/A | Report | SCHEDULE 13G/A | Feb 10, 2022 | |
| SC 13G | Report | Feb 8, 2022 | ||
| SC 13G/A | Report | SC 13G/A | Feb 4, 2022 | |
| SC 13G/A | Report | Jan 21, 2022 | ||
| SC 13G/A | Report | Jul 12, 2021 | ||
| SC 13G/A | Report | SCHEDULE 13G HOLDINGS REPORT AMENDMENT | Feb 16, 2021 | |
| SC 13G/A | Report | SC 13G/A | Feb 11, 2021 | |
| SC 13G | Report | SCHEDULE 13G | Feb 10, 2021 | |
| SC 13G/A | Report | Jan 29, 2021 | ||
| SC 13G/A | Report | Jan 25, 2021 | ||
| SC 13G/A | Report | Jan 12, 2021 | ||
| SC 13G | Report | SC 13G | Nov 9, 2020 | |
| SC 13G/A | Report | SCHEDULE 13G HOLDINGS REPORT AMENDMENT | Feb 14, 2020 | |
| SC 13G/A | Report | SCHEDULE 13G/A | Feb 12, 2020 | |
| SC 13G/A | Report | Feb 5, 2020 | ||
| SC 13G/A | Report | SCHEDULE 13G/A | Feb 3, 2020 | |
| SC 13G/A | Report | Jan 13, 2020 | ||
| SC 13G/A | Report | SCHEDULE 13G HOLDINGS REPORT AMENDMENT | Feb 14, 2019 | |
| SC 13G | Report | Feb 13, 2019 | ||
| SC 13G | Report | Feb 11, 2019 | ||
| SC 13G/A | Report | SC 13G/A | Feb 11, 2019 | |
| SC 13G/A | Report | Feb 4, 2019 | ||
| SC 13G | Report | SCHEDULE 13G HOLDINGS REPORT | Jan 25, 2019 | |
| SC 13G/A | Report | SC 13G/A | Feb 9, 2018 | |
| SC 13G | Report | 13G | Feb 9, 2018 | |
| SC 13G/A | Report | Jan 25, 2018 | ||
| SC 13G/A | Report | SC 13G/A | Feb 13, 2017 | |
| SC 13G/A | Report | SC 13G/A | Feb 10, 2017 | |
| SC 13G/A | Report | Jan 24, 2017 | ||
| SC 13G/A | Report | GRAHAM CORPORATION | Feb 12, 2016 | |
| SC 13G | Report | SCHEDULE 13G | Feb 11, 2016 | |
| SC 13G/A | Report | Feb 3, 2016 | ||
| SC 13G/A | Report | SC 13G/A | Feb 3, 2016 | |
| SC 13G/A | Report | Jan 26, 2016 | ||
| SC 13G/A | Report | NONE | Sep 10, 2015 | |
| SC 13G/A | Report | SC 13G/A | Feb 19, 2015 | |
| SC 13G/A | Report | NINE TEN PARTNERS LP SC 13GA NO1 12-31-2014 (GRAHAM CORP) | Feb 17, 2015 | |
| SC 13G/A | Report | GRAHAM CORPORATION | Feb 13, 2015 | |
| SC 13G/A | Report | SCHEDULE 13G | Feb 12, 2015 | |
| SC 13G/A | Report | Jan 30, 2015 | ||
| SC 13G/A | Report | Jan 9, 2015 | ||
| SC 13G | Report | NTCM 13G | Jul 10, 2014 | |
| SC 13G/A | Report | NCG REVISED FILING 12/31/13 | Feb 19, 2014 | |
| SC 13G/A | Report | NCG 13G/A 2013 GHM | Feb 14, 2014 | |
| SC 13G | Report | GRAHAM CORPORATION | Feb 7, 2014 | |
| SC 13G/A | Report | Jan 29, 2014 | ||
| SC 13G | Report | SC 13G | Jan 17, 2014 | |
| SC 13G/A | Report | Jan 9, 2014 | ||
| SC 13G/A | Report | Nov 6, 2013 | ||
| SC 13G/A | Report | SCHEDULE 13GA AND COVER LETTER | Feb 20, 2013 | |
| SC 13G | Report | NCG 13G INITIAL FILING GHM | Feb 14, 2013 | |
| SC 13G/A | Report | GHM_123112 | Feb 13, 2013 | |
| SC 13G/A | Report | Feb 8, 2013 | ||
| SC 13G/A | Report | Jan 11, 2013 | ||
| SC 13G/A | Report | GHM REV 123111 | Feb 17, 2012 | |
| SC 13G | Report | GHM 123111 | Feb 14, 2012 | |
| SC 13G/A | Report | Feb 13, 2012 | ||
| SC 13G/A | Report | Jan 12, 2012 | ||
| SC 13G/A | Report | Feb 4, 2011 | ||
| SC 13G/A | Report | Jan 13, 2011 | ||
| SC 13G/A | Report | Jul 7, 2010 | ||
| SC 13G/A | Report | 13G/A | Feb 12, 2010 | |
| SC 13G | Report | Jan 29, 2010 | ||
| SC 13G/A | Report | Jan 25, 2010 |