| Form type | Sec Links | Description | Filing date | Reporting date |
|---|---|---|---|---|
| SC 13D/A | Report | ACCELERON PHARMA INC. | Nov 24, 2021 | |
| 8-K | Report | Data | FORM 8-K | Nov 22, 2021 | Nov 19, 2021 |
| SC 13G/A | Report | Nov 10, 2021 | ||
| 10-Q | Report | Data | 10-Q | Nov 4, 2021 | Sep 30, 2021 |
| 8-K | Report | Data | 8-K | Nov 4, 2021 | Nov 4, 2021 |
| 8-K | Report | Data | 8-K | Oct 27, 2021 | Oct 27, 2021 |
| SC 13D | Report | ACCELERON PHARMA INC. | Oct 5, 2021 | |
| 8-K | Report | Data | FORM 8-K | Sep 30, 2021 | Sep 29, 2021 |
| 10-Q | Report | Data | 10-Q | Aug 5, 2021 | Jun 30, 2021 |
| 8-K | Report | Data | 8-K | Aug 5, 2021 | Aug 5, 2021 |
| 8-K | Report | Data | 8-K | Jul 28, 2021 | Jul 28, 2021 |
| 8-K | Report | Data | 8-K | Jun 22, 2021 | Jun 22, 2021 |
| 8-K | Report | Data | 8-K | Jun 21, 2021 | Jun 16, 2021 |
| 8-K | Report | Data | 8-K | Jun 17, 2021 | Jun 11, 2021 |
| 8-K | Report | Data | 8-K | May 19, 2021 | May 19, 2021 |
| 10-Q | Report | Data | 10-Q | May 6, 2021 | Mar 31, 2021 |
| 8-K | Report | Data | 8-K | May 6, 2021 | May 6, 2021 |
| 8-K | Report | Data | 8-K | Apr 29, 2021 | Apr 29, 2021 |
| 8-K | Report | Data | 8-K | Apr 5, 2021 | Apr 5, 2021 |
| 10-K | Report | Data | 10-K | Feb 25, 2021 | Dec 31, 2020 |
| 8-K | Report | Data | 8-K | Feb 25, 2021 | Feb 25, 2021 |
| SC 13G/A | Report | Feb 16, 2021 | ||
| SC 13G/A | Report | SCHEDULE 13G/A | Feb 10, 2021 | |
| SC 13G/A | Report | Feb 8, 2021 | ||
| 8-K | Report | Data | 8-K | Feb 4, 2021 | Feb 4, 2021 |
| SC 13G/A | Report | Jan 29, 2021 | ||
| 8-K | Report | Data | 8-K | Jan 11, 2021 | Jan 11, 2021 |
| 8-K | Report | Data | 8-K | Nov 13, 2020 | Nov 13, 2020 |
| 10-Q | Report | Data | 10-Q | Nov 5, 2020 | Sep 30, 2020 |
| 8-K | Report | Data | 8-K | Nov 5, 2020 | Nov 5, 2020 |
| 8-K | Report | Data | 8-K | Nov 5, 2020 | Nov 5, 2020 |
| 8-K | Report | Data | 8-K | Oct 2, 2020 | Oct 2, 2020 |
| 8-K | Report | Data | 8-K | Sep 16, 2020 | Sep 15, 2020 |
| SC 13G/A | Report | Sep 10, 2020 | ||
| 10-Q | Report | Data | 10-Q | Aug 6, 2020 | Jun 30, 2020 |
| 8-K | Report | Data | 8-K | Aug 6, 2020 | Aug 6, 2020 |
| 8-K | Report | Data | 8-K | Aug 6, 2020 | Aug 6, 2020 |
| SC 13D/A | Report | SCHEDULE 13D/A | Jul 16, 2020 | |
| 8-K | Report | Data | FORM 8-K | Jul 2, 2020 | Jun 30, 2020 |
| 8-K | Report | Data | 8-K | Jun 26, 2020 | Jun 26, 2020 |
| 8-K | Report | Data | 8-K | Jun 24, 2020 | Jun 24, 2020 |
| SC 13G/A | Report | Jun 9, 2020 | ||
| 8-K | Report | Data | 8-K | Jun 4, 2020 | Jun 4, 2020 |
| 10-Q | Report | Data | 10-Q | May 11, 2020 | Mar 31, 2020 |
| 8-K | Report | Data | 8-K | May 11, 2020 | May 11, 2020 |
| 8-K | Report | Data | 8-K | May 5, 2020 | Apr 30, 2020 |
| 8-K | Report | Data | 8-K | Apr 9, 2020 | Apr 8, 2020 |
| 8-K | Report | Data | 8-K | Apr 7, 2020 | Apr 6, 2020 |
| 8-K | Report | Data | 8-K | Apr 6, 2020 | Apr 3, 2020 |
| 8-K | Report | Data | 8-K | Mar 9, 2020 | Mar 9, 2020 |
| 10-K | Report | Data | 10-K | Feb 27, 2020 | Dec 31, 2019 |
| 8-K | Report | Data | 8-K | Feb 27, 2020 | Feb 27, 2020 |
| SC 13G/A | Report | Feb 14, 2020 | ||
| SC 13G/A | Report | SCHEDULE 13G/A | Feb 12, 2020 | |
| SC 13G/A | Report | Feb 7, 2020 | ||
| SC 13G/A | Report | Feb 5, 2020 | ||
| 8-K | Report | Data | 8-K | Jan 27, 2020 | Jan 27, 2020 |
| 8-K | Report | Data | 8-K | Jan 23, 2020 | Jan 22, 2020 |
| 8-K | Report | Data | 8-K | Dec 13, 2019 | Dec 9, 2019 |
| 8-K | Report | Data | 8-K | Dec 9, 2019 | Dec 3, 2019 |
| 8-K | Report | Data | 8-K | Dec 6, 2019 | Dec 5, 2019 |
| SC 13G/A | Report | Nov 12, 2019 | ||
| 8-K | Report | Data | 8-K | Nov 8, 2019 | Nov 8, 2019 |
| 10-Q | Report | Data | 10-Q | Nov 6, 2019 | Sep 30, 2019 |
| 8-K | Report | Data | 8-K | Nov 6, 2019 | Nov 6, 2019 |
| 8-K | Report | Data | 8-K | Sep 16, 2019 | Sep 16, 2019 |
| 10-Q | Report | Data | 10-Q | Aug 5, 2019 | Jun 30, 2019 |
| 8-K | Report | 8-K | Aug 5, 2019 | Aug 5, 2019 |
| 8-K | Report | 8-K | Jun 10, 2019 | Jun 6, 2019 |
| 8-K | Report | 8-K | Jun 7, 2019 | Jun 4, 2019 |
| 10-Q | Report | Data | 10-Q | May 9, 2019 | Mar 31, 2019 |
| 8-K | Report | 8-K | May 9, 2019 | May 9, 2019 |
| 8-K | Report | 8-K | Apr 5, 2019 | Apr 4, 2019 |
| 10-K | Report | Data | 10-K | Feb 27, 2019 | Dec 31, 2018 |
| 8-K | Report | 8-K | Feb 27, 2019 | Feb 27, 2019 |
| SC 13G/A | Report | Feb 14, 2019 | ||
| SC 13G/A | Report | Feb 13, 2019 | ||
| SC 13G/A | Report | Feb 11, 2019 | ||
| SC 13G/A | Report | Feb 4, 2019 | ||
| SC 13D/A | Report | AMENDMENT NO. 6 TO SCHEDULE 13D | Jan 22, 2019 | |
| 8-K | Report | 8-K | Jan 17, 2019 | Jan 15, 2019 |
| 8-K | Report | 8-K | Jan 7, 2019 | Jan 7, 2019 |
| 8-K | Report | 8-K | Dec 3, 2018 | Dec 1, 2018 |
| 10-Q | Report | Data | 10-Q | Oct 30, 2018 | Sep 30, 2018 |
| 8-K | Report | 8-K | Oct 30, 2018 | Oct 30, 2018 |
| SC 13G/A | Report | Oct 10, 2018 | ||
| 10-Q | Report | Data | 10-Q | Aug 2, 2018 | Jun 30, 2018 |
| 8-K | Report | 8-K | Aug 2, 2018 | Aug 2, 2018 |
| 8-K | Report | 8-K | Jul 26, 2018 | Jul 23, 2018 |
| 8-K | Report | 8-K | Jul 9, 2018 | Jul 9, 2018 |
| 8-K | Report | 8-K | Jun 28, 2018 | Jun 28, 2018 |
| 8-K | Report | 8-K | Jun 20, 2018 | Jun 15, 2018 |
| 8-K | Report | 8-K | Jun 7, 2018 | Jun 6, 2018 |
| 8-K | Report | 8-K | Jun 5, 2018 | Jun 4, 2018 |
| 8-K | Report | 8-K | May 11, 2018 | May 10, 2018 |
| 10-Q | Report | Data | 10-Q | May 8, 2018 | Mar 31, 2018 |
| 8-K | Report | 8-K | May 8, 2018 | May 8, 2018 |
| 8-K | Report | 8-K | Apr 16, 2018 | Apr 13, 2018 |
| 10-K | Report | Data | 10-K | Feb 27, 2018 | Dec 31, 2017 |
| 8-K | Report | 8-K | Feb 27, 2018 | Feb 27, 2018 |
| SC 13G/A | Report | Feb 14, 2018 | ||
| SC 13G/A | Report | Feb 13, 2018 | ||
| SC 13G | Report | Feb 8, 2018 | ||
| SC 13G/A | Report | Jan 23, 2018 | ||
| 8-K | Report | 8-K | Jan 8, 2018 | Jan 8, 2018 |
| 8-K | Report | 8-K | Jan 3, 2018 | Jan 2, 2018 |
| 8-K | Report | 8-K | Dec 18, 2017 | Dec 10, 2017 |
| 8-K | Report | 8-K | Nov 15, 2017 | Nov 15, 2017 |
| SC 13G/A | Report | Nov 9, 2017 | ||
| 10-Q | Report | Data | 10-Q | Nov 7, 2017 | Sep 30, 2017 |
| 8-K | Report | 8-K | Nov 7, 2017 | Nov 7, 2017 |
| SC 13G/A | Report | Oct 10, 2017 | ||
| SC 13D/A | Report | AMENDMENT NO. 5 TO SCHEDULE 13D | Sep 25, 2017 | |
| 8-K | Report | 8-K | Sep 25, 2017 | Sep 20, 2017 |
| 8-K | Report | 8-K | Sep 19, 2017 | Sep 18, 2017 |
| 10-Q | Report | Data | 10-Q | Aug 3, 2017 | Jun 30, 2017 |
| 8-K | Report | Data | 8-K | Aug 3, 2017 | Aug 3, 2017 |
| 8-K | Report | 8-K | Jul 19, 2017 | Jul 18, 2017 |
| SC 13G/A | Report | Jul 10, 2017 | ||
| 8-K | Report | 8-K | Jun 30, 2017 | Jun 23, 2017 |
| 8-K | Report | 8-K | Jun 15, 2017 | Jun 12, 2017 |
| 8-K | Report | 8-K | Jun 6, 2017 | Jun 1, 2017 |
| 8-K | Report | 8-K | May 10, 2017 | May 6, 2017 |
| 10-Q | Report | Data | 10-Q | May 8, 2017 | Mar 31, 2017 |
| 8-K | Report | 8-K | May 8, 2017 | May 8, 2017 |
| 8-K | Report | 8-K | May 2, 2017 | Apr 28, 2017 |
| 8-K | Report | 8-K | Apr 27, 2017 | Apr 27, 2017 |
| 10-K | Report | Data | 10-K | Mar 1, 2017 | Dec 31, 2016 |
| 8-K | Report | 8-K | Mar 1, 2017 | Mar 1, 2017 |
| SC 13G/A | Report | Feb 14, 2017 | ||
| SC 13G/A | Report | XLRN AS OF 01/31/2017 | Feb 10, 2017 | |
| SC 13G/A | Report | Feb 6, 2017 | ||
| SC 13G/A | Report | Jan 19, 2017 | ||
| 8-K | Report | 8-K | Jan 9, 2017 | Jan 6, 2017 |
| 8-K | Report | 8-K | Dec 7, 2016 | Dec 4, 2016 |
| 10-Q | Report | Data | 10-Q | Nov 3, 2016 | Sep 30, 2016 |
| 8-K | Report | 8-K | Nov 3, 2016 | Nov 3, 2016 |
| 8-K | Report | 8-K | Sep 27, 2016 | Sep 23, 2016 |
| 8-K | Report | 8-K | Sep 12, 2016 | Sep 9, 2016 |
| 10-Q | Report | Data | 10-Q | Aug 4, 2016 | Jun 30, 2016 |
| 8-K | Report | 8-K | Aug 4, 2016 | Aug 4, 2016 |
| 8-K | Report | 8-K | Jul 25, 2016 | Jul 25, 2016 |
| 8-K | Report | 8-K | Jul 11, 2016 | Jul 8, 2016 |
| 8-K | Report | Data | 8-K | Jun 13, 2016 | Jun 10, 2016 |
| 8-K | Report | 8-K | Jun 6, 2016 | Jun 2, 2016 |
| 10-Q | Report | Data | 10-Q | May 5, 2016 | Mar 31, 2016 |
| 8-K | Report | Data | 8-K | May 5, 2016 | May 5, 2016 |
| 10-K | Report | Data | 10-K | Feb 25, 2016 | Dec 31, 2015 |
| 8-K | Report | 8-K | Feb 25, 2016 | Feb 25, 2016 |
| SC 13G/A | Report | ACCELERON PHARMA INC. | Feb 16, 2016 | |
| SC 13G/A | Report | SCHEDULE 13G (AMENDMENT NO. 2) | Feb 16, 2016 | |
| SC 13G/A | Report | Feb 12, 2016 | ||
| SC 13G/A | Report | XLRN AS OF 12/31/2015 | Feb 11, 2016 | |
| SC 13G/A | Report | Jan 25, 2016 | ||
| SC 13D/A | Report | AMENDMENT NO. 4 TO SCHEDULE 13D | Jan 11, 2016 | |
| 8-K | Report | 8-K | Jan 11, 2016 | Jan 5, 2016 |
| 8-K | Report | 8-K | Dec 17, 2015 | Dec 14, 2015 |
| 8-K | Report | 8-K | Dec 10, 2015 | Dec 5, 2015 |
| 10-Q | Report | Data | 10-Q | Nov 4, 2015 | Sep 30, 2015 |
| 8-K | Report | 8-K | Nov 4, 2015 | Nov 4, 2015 |
| 8-K | Report | 8-K | Oct 23, 2015 | Oct 23, 2015 |
| 8-K | Report | 8-K | Sep 11, 2015 | Sep 9, 2015 |
| SC 13D/A | Report | SC 13D/A | Aug 27, 2015 | |
| 10-Q | Report | Data | 10-Q | Aug 6, 2015 | Jun 30, 2015 |
| 8-K | Report | 8-K | Aug 6, 2015 | Aug 6, 2015 |
| 8-K | Report | 8-K | Jun 15, 2015 | Jun 12, 2015 |
| 8-K | Report | 8-K | Jun 9, 2015 | Jun 4, 2015 |
| SC 13D/A | Report | SC 13D/A | May 26, 2015 | |
| 10-Q | Report | Data | 10-Q | May 7, 2015 | Mar 31, 2015 |
| 8-K | Report | 8-K | May 7, 2015 | May 7, 2015 |
| 8-K/A | Report | 8-K/A | May 6, 2015 | May 2, 2015 |
| 8-K | Report | 8-K | May 5, 2015 | May 2, 2015 |
| 8-K | Report | 8-K | Mar 6, 2015 | Mar 4, 2015 |
| 10-K | Report | Data | 10-K | Mar 2, 2015 | Dec 31, 2014 |
| 8-K | Report | 8-K | Mar 2, 2015 | Mar 2, 2015 |
| SC 13G/A | Report | SCHEDULE 13G AMENDMENT FILING | Feb 17, 2015 | |
| SC 13D/A | Report | SC 13D/A | Feb 17, 2015 | |
| SC 13G/A | Report | SCHEDULE 13G/A | Feb 17, 2015 | |
| SC 13G/A | Report | SC 13G/A | Feb 13, 2015 | |
| SC 13G/A | Report | XLRN AS OF 12/31/2014 | Feb 13, 2015 | |
| SC 13G/A | Report | Feb 13, 2015 | ||
| SC 13G/A | Report | SC 13G/A | Feb 12, 2015 | |
| SC 13G/A | Report | SCHEDULE 13G (AMENDMENT NO. 1) | Feb 10, 2015 | |
| SC 13G | Report | Feb 6, 2015 | ||
| 8-K | Report | 8-K | Jan 12, 2015 | Jan 12, 2015 |
| 8-K | Report | 8-K | Dec 12, 2014 | Dec 11, 2014 |
| 10-Q | Report | Data | 10-Q | Nov 7, 2014 | Sep 30, 2014 |
| 8-K | Report | 8-K | Nov 7, 2014 | Nov 7, 2014 |
| 8-K | Report | 8-K | Sep 23, 2014 | Sep 23, 2014 |
| 10-Q | Report | Data | 10-Q | Aug 12, 2014 | Jun 30, 2014 |
| 10-Q/A | Report | 10-Q/A | Aug 12, 2014 | Jun 30, 2014 |
| 8-K | Report | 8-K | Aug 12, 2014 | Aug 12, 2014 |
| 8-K | Report | 8-K | Jul 25, 2014 | Jul 25, 2014 |
| 8-K | Report | 8-K | Jul 15, 2014 | Jul 14, 2014 |
| SC 13G | Report | XLRN AS OF 06/30/2014 | Jul 10, 2014 | |
| 8-K | Report | 8-K | Jun 24, 2014 | Jun 20, 2014 |
| SC 13G | Report | ACCELERON PHARMA INC. | Jun 12, 2014 | |
| 10-Q | Report | Data | 10-Q | May 15, 2014 | Mar 31, 2014 |
| 8-K | Report | 8-K | May 15, 2014 | May 15, 2014 |
| SC 13D/A | Report | SC 13D/A | May 13, 2014 | |
| SC 13G/A | Report | May 12, 2014 | ||
| SC 13D/A | Report | SC 13D/A | May 6, 2014 | |
| 8-K | Report | 8-K | May 5, 2014 | May 5, 2014 |
| 8-K | Report | 8-K | Apr 16, 2014 | Apr 16, 2014 |
| SC 13D/A | Report | SC 13D/A | Apr 7, 2014 | |
| SC 13D/A | Report | SCHEDULE 13D AMENDMENT NO.2 | Apr 2, 2014 | |
| 8-K | Report | 8-K | Apr 2, 2014 | Apr 2, 2014 |
| 10-K | Report | Data | 10-K | Mar 17, 2014 | Dec 31, 2013 |
| 8-K | Report | 8-K | Mar 4, 2014 | Feb 26, 2014 |
| 8-K | Report | 8-K | Feb 26, 2014 | Feb 26, 2014 |
| SC 13G | Report | SC 13G | Feb 14, 2014 | |
| SC 13D | Report | SC 13D | Feb 14, 2014 | |
| SC 13G | Report | Feb 14, 2014 | ||
| SC 13G | Report | SCHEDULE 13G | Feb 13, 2014 | |
| SC 13G | Report | SCHEDULE 13G | Feb 13, 2014 | |
| SC 13G | Report | SC 13G | Feb 10, 2014 | |
| SC 13D/A | Report | SCHEDULE 13D AMENDMENT NO. 1 | Jan 30, 2014 | |
| 8-K | Report | 8-K | Jan 28, 2014 | Jan 28, 2014 |
| 8-K | Report | 8-K | Dec 9, 2013 | Dec 9, 2013 |
| 8-K | Report | 8-K | Dec 3, 2013 | Dec 3, 2013 |
| 10-Q | Report | Data | 10-Q | Nov 14, 2013 | Sep 30, 2013 |
| 8-K | Report | 8-K | Nov 6, 2013 | Nov 6, 2013 |
| SC 13D | Report | SC 13D | Oct 3, 2013 | |
| 8-K | Report | 8-K | Sep 24, 2013 | Sep 18, 2013 |