| Form type | Sec Links | Description | Filing date | Reporting date |
|---|---|---|---|---|
| SC 13D/A | Report | FORM SC 13D/A | May 1, 2024 | |
| SC 13G | Report | Feb 14, 2024 | ||
| SC 13G | Report | Jan 30, 2024 | ||
| SC 13D/A | Report | FORM SC 13D/A | Jan 10, 2024 | |
| SC 13D/A | Report | FORM SC 13D/A | Dec 26, 2023 | |
| SC 13G/A | Report | SC 13G/A | Dec 1, 2023 | |
| SC 13D/A | Report | FORM SC 13D/A | Nov 13, 2023 | |
| SC 13D | Report | FORM SC 13D | Jul 24, 2023 | |
| SC 13G/A | Report | FORM SC 13G/A | Feb 14, 2023 | |
| SC 13G | Report | FORM SC 13G | Nov 28, 2022 | |
| SC 13G/A | Report | SC 13G/A | Aug 10, 2021 | |
| SC 13G | Report | SC 13G | Aug 3, 2021 | |
| SC 13G/A | Report | KARPUS INVESTMENT MGT / MFS INVESTMENT GRADE MUNICIPAL TRUST - SCHEDULE 13G/A(#4 | Feb 12, 2021 | |
| SC 13G/A | Report | Feb 14, 2020 | ||
| SC 13G/A | Report | Feb 14, 2019 | ||
| SC 13G/A | Report | Aug 24, 2018 | ||
| SC 13G/A | Report | Feb 14, 2018 | ||
| SC 13G | Report | Oct 10, 2017 | ||
| SC 13D/A | Report | Jul 12, 2017 | ||
| SC 13D | Report | Apr 12, 2017 | ||
| SC 13G/A | Report | Feb 14, 2017 | ||
| SC 13G/A | Report | Data | CITIGROUP INC. SC 13GA NO 1 3-31-2016 (MFS INVESTMENT GRADE MUNICIPAL TRUST) | Apr 11, 2016 | |
| SC 13G | Report | Data | CITIGROUP INC SC 13G 3-31-2016 (MFS INVESTMENT GRADE MUNICIPAL TRUST) | Apr 11, 2016 | |
| SC 13G/A | Report | Feb 12, 2016 | ||
| SC 13G/A | Report | AMENDED SCHEDULE 13G | Feb 10, 2016 | |
| SC 13G/A | Report | Nov 10, 2015 | ||
| SC 13G | Report | Aug 10, 2015 | ||
| SC 13G | Report | SCHEDULE 13G | Feb 11, 2015 | |
| SC 13G/A | Report | AMENDED SCHEDULE 13G | Feb 13, 2014 | |
| SC 13G | Report | SCHEDULE 13G | Jan 15, 2013 | |
| SC 13G/A | Report | CITIGROUP INC SC 13G A #3 9-30-2012 (MFS INVESTMENT GRADE MUNICIPAL TRUST) | Oct 10, 2012 | |
| SC 13G/A | Report | ST EXIT MS&CO | Oct 9, 2012 | |
| SC 13G | Report | CITIGROUP INC SC 13G 9-12-2012 (MFS INVESTMENT GRADE MUNICIPAL TRUST) | Sep 19, 2012 | |
| SC 13G/A | Report | ST-AMENDMENT-MS&CO | Feb 12, 2010 | |
| SC 13G/A | Report | Feb 3, 2010 |