Mailing Address 56 WAREHAM STREET, FLOOR 3 BOSTON MA 02118
Business Address 56 WAREHAM STREET, FLOOR 3 BOSTON MA 02118 617-588-2694
Atlas Venture Associates IX, LLC CIK#: 0001671207 (see all company filings)

State location: MA | State of Inc.: DE | Fiscal Year End: 1012
Get insider transactions for this reporting owner.

Filter Results
Search Within Files

(YYYYMMDD)
Ownership?


Enter keywords
Items 1 - 40  0001671207 Filings RSS Feed
Filings Format Description Filing Date File/Film Number
13F-HR  Documents Quarterly report filed by institutional managers, Holdings
Acc-no: 0001104659-23-116913 (34 Act)  Size: 6 KB
2023-11-13 028-17686
231396274
13F-HR  Documents Quarterly report filed by institutional managers, Holdings
Acc-no: 0001104659-23-088723 (34 Act)  Size: 6 KB
2023-08-08 028-17686
231150060
13F-HR  Documents Quarterly report filed by institutional managers, Holdings
Acc-no: 0001104659-23-057059 (34 Act)  Size: 6 KB
2023-05-08 028-17686
23896848
13F-HR  Documents Quarterly report filed by institutional managers, Holdings
Acc-no: 0001104659-23-008303 (34 Act)  Size: 6 KB
2023-01-31 028-17686
23570423
13F-HR  Documents Quarterly report filed by institutional managers, Holdings
Acc-no: 0001104659-22-116783 (34 Act)  Size: 6 KB
2022-11-10 028-17686
221374827
13F-HR  Documents Quarterly report filed by institutional managers, Holdings
Acc-no: 0001104659-22-088718 (34 Act)  Size: 6 KB
2022-08-11 028-17686
221152956
13F-HR  Documents Quarterly report filed by institutional managers, Holdings
Acc-no: 0001104659-22-059330 (34 Act)  Size: 6 KB
2022-05-12 028-17686
22917013
13F-HR  Documents Quarterly report filed by institutional managers, Holdings
Acc-no: 0001104659-22-007928 (34 Act)  Size: 6 KB
2022-01-27 028-17686
22559382
13F-HR  Documents Quarterly report filed by institutional managers, Holdings
Acc-no: 0001104659-21-134120 (34 Act)  Size: 6 KB
2021-11-04 028-17686
211378713
13F-HR  Documents Quarterly report filed by institutional managers, Holdings
Acc-no: 0001104659-21-103328 (34 Act)  Size: 6 KB
2021-08-11 028-17686
211162587
13F-HR  Documents Quarterly report filed by institutional managers, Holdings
Acc-no: 0001104659-21-066555 (34 Act)  Size: 6 KB
2021-05-14 028-17686
21922549
13F-HR  Documents Quarterly report filed by institutional managers, Holdings
Acc-no: 0001104659-21-011489 (34 Act)  Size: 6 KB
2021-02-03 028-17686
21586098
4/A  Documents [Amend] Statement of changes in beneficial ownership of securities
Acc-no: 0001104659-20-138021 (34 Act)  Size: 9 KB
2020-12-21 001-38459
201404185
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001104659-20-137966 (34 Act)  Size: 9 KB
2020-12-21 001-38459
201403434
13F-HR  Documents Quarterly report filed by institutional managers, Holdings
Acc-no: 0001104659-20-123943 (34 Act)  Size: 5 KB
2020-11-12 028-17686
201303324
13F-HR  Documents Quarterly report filed by institutional managers, Holdings
Acc-no: 0001104659-20-091336 (34 Act)  Size: 5 KB
2020-08-06 028-17686
201080936
13F-HR  Documents Quarterly report filed by institutional managers, Holdings
Acc-no: 0001104659-20-057678 (34 Act)  Size: 5 KB
2020-05-07 028-17686
20854416
13F-HR  Documents Quarterly report filed by institutional managers, Holdings
Acc-no: 0001104659-20-016765 (34 Act)  Size: 5 KB
2020-02-11 028-17686
20598212
13F-HR  Documents Quarterly report filed by institutional managers, Holdings
Acc-no: 0001104659-19-062342 (34 Act)  Size: 6 KB
2019-11-12 028-17686
191207394
13F-HR  Documents Quarterly report filed by institutional managers, Holdings
Acc-no: 0001104659-19-044261 (34 Act)  Size: 6 KB
2019-08-06 028-17686
191001432
13F-HR  Documents Quarterly report filed by institutional managers, Holdings
Acc-no: 0001104659-19-028850 (34 Act)  Size: 6 KB
2019-05-13 028-17686
19817802
13F-HR  Documents Quarterly report filed by institutional managers, Holdings
Acc-no: 0001104659-19-006066 (34 Act)  Size: 6 KB
2019-02-06 028-17686
19571453
13F-HR  Documents Quarterly report filed by institutional managers, Holdings
Acc-no: 0001104659-18-066544 (34 Act)  Size: 6 KB
2018-11-07 028-17686
181165025
13F-HR  Documents Quarterly report filed by institutional managers, Holdings
Acc-no: 0001104659-18-048223 (34 Act)  Size: 6 KB
2018-07-31 028-17686
18979349
13F-HR  Documents Quarterly report filed by institutional managers, Holdings
Acc-no: 0001104659-18-031149 (34 Act)  Size: 5 KB
2018-05-08 028-17686
18813252
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001209191-18-025826 (34 Act)  Size: 12 KB
2018-04-23 001-38459
18769092
3  Documents Initial statement of beneficial ownership of securities
Acc-no: 0001209191-18-025385 (34 Act)  Size: 9 KB
2018-04-18 001-38459
18761657
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0000899243-18-009264 (34 Act)  Size: 16 KB
2018-04-03 001-38443
18734454
3  Documents Initial statement of beneficial ownership of securities
Acc-no: 0000899243-18-008775 (34 Act)  Size: 9 KB
2018-03-28 001-38443
18720344
13F-HR  Documents Quarterly report filed by institutional managers, Holdings
Acc-no: 0001104659-18-006501 (34 Act)  Size: 5 KB
2018-02-05 028-17686
18574494
13F-HR  Documents Quarterly report filed by institutional managers, Holdings
Acc-no: 0001104659-17-065858 (34 Act)  Size: 4 KB
2017-11-03 028-17686
171174783
3  Documents Initial statement of beneficial ownership of securities
Acc-no: 0000899243-17-025151 (34 Act)  Size: 14 KB
2017-11-01 001-38266
171170369
13F-HR  Documents Quarterly report filed by institutional managers, Holdings
Acc-no: 0001104659-17-045533 (34 Act)  Size: 4 KB
2017-07-18 028-17686
17969212
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001104659-17-044529 (34 Act)  Size: 13 KB
2017-07-11 001-37766
17960619
13F-HR  Documents Quarterly report filed by institutional managers, Holdings
Acc-no: 0001104659-17-031813 (34 Act)  Size: 3 KB
2017-05-11 028-17686
17833080
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001209191-17-020055 (34 Act)  Size: 10 KB
2017-03-13 001-37766
17684304
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001209191-17-018547 (34 Act)  Size: 9 KB
2017-03-07 001-37766
17670336
13F-HR  Documents Quarterly report filed by institutional managers, Holdings
Acc-no: 0001104659-17-008102 (34 Act)  Size: 3 KB
2017-02-10 028-17686
17591637
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001209191-16-119316 (34 Act)  Size: 22 KB
2016-05-11 001-37766
161641250
3  Documents Initial statement of beneficial ownership of securities
Acc-no: 0001209191-16-117929 (34 Act)  Size: 11 KB
2016-05-05 001-37766
161625413