Insider · CIK 0001742766

ATLAS VENTURE ASSOCIATES X, L.P.

Reports to the SEC for 9 companies · CAMBRIDGE, MA

sec.gov

Transactions

Companies

Filings

CIK

0001742766

Forms 4 and 5

Insider transactions

44 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2021-09-29	GBIOGeneration Bio Co.S Sale	10% Owner	SSale	−30 sh	$24.59	−$737.7	608
2021-09-29	GBIOGeneration Bio Co.S Sale	10% Owner	SSale	−16.6K sh	$24.59	−$407K	0
2021-09-28	GBIOGeneration Bio Co.S Sale	10% Owner	SSale	−24 sh	$25.24	−$605.76	638
2021-09-28	GBIOGeneration Bio Co.S Sale	10% Owner	SSale	−13.1K sh	$25.24	−$330K	16,556
2021-09-27	GBIOGeneration Bio Co.S Sale	10% Owner	SSale	−51.3K sh	$25.70	−$1.32M	29,645
2021-09-27	GBIOGeneration Bio Co.S Sale	10% Owner	SSale	−95 sh	$25.70	−$2,441.5	662
2021-09-24	GBIOGeneration Bio Co.S Sale	10% Owner	SSale	−54 sh	$25.84	−$1,395.306	757
2021-09-24	GBIOGeneration Bio Co.S Sale	10% Owner	SSale	−28.9K sh	$25.84	−$746K	80,939
2021-09-23	GBIOGeneration Bio Co.S Sale	10% Owner	SSale	−75.3K sh	$26.13	−$1.97M	109,802
2021-09-23	GBIOGeneration Bio Co.S Sale	10% Owner	SSale	−140 sh	$26.13	−$3,658.62	811
2021-09-23	GBIOGeneration Bio Co.S Sale	10% Owner	SSale	−1 sh	$26.55	−$26.55	109,801
2021-09-22	GBIOGeneration Bio Co.S Sale	10% Owner	SSale	−30.6K sh	$25.89	−$791K	185,126
2021-09-22	GBIOGeneration Bio Co.S Sale	10% Owner	SSale	−57 sh	$25.89	−$1,475.787	951
2021-08-11	KYMRKymera Therapeutics, Inc.S Sale	10% Owner	SSale	−242K sh	$61.00	−$14.8M	0
2021-06-24	GBIOGeneration Bio Co.S Sale	10% Owner	SSale	−4,092 sh	$26.39	−$108K	0
2021-06-24	GBIOGeneration Bio Co.S Sale	10% Owner	SSale	−26.9K sh	$25.77	−$692K	4,092
2021-06-24	GBIOGeneration Bio Co.S Sale	10% Owner	SSale	−50 sh	$25.77	−$1,288.5	616
2021-06-24	GBIOGeneration Bio Co.S Sale	10% Owner	SSale	−8 sh	$26.39	−$211.12	608
2021-06-23	GBIOGeneration Bio Co.S Sale	10% Owner	SSale	−63 sh	$25.08	−$1,580.04	719
2021-06-23	GBIOGeneration Bio Co.S Sale	10% Owner	SSale	−28.3K sh	$25.69	−$728K	30,950
2021-06-23	GBIOGeneration Bio Co.S Sale	10% Owner	SSale	−34.2K sh	$25.08	−$857K	59,281
2021-06-23	GBIOGeneration Bio Co.S Sale	10% Owner	SSale	−53 sh	$25.69	−$1,361.57	666
2021-06-22	GBIOGeneration Bio Co.S Sale	10% Owner	SSale	−25.2K sh	$25.20	−$635K	93,443
2021-06-22	GBIOGeneration Bio Co.S Sale	10% Owner	SSale	−47 sh	$25.20	−$1,184.4	782
2021-06-22	GBIOGeneration Bio Co.S Sale	10% Owner	SSale	−61 sh	$24.76	−$1,510.36	829
2021-06-22	GBIOGeneration Bio Co.S Sale	10% Owner	SSale	−33.3K sh	$24.76	−$824K	118,651
2021-06-21	GBIOGeneration Bio Co.S Sale	10% Owner	SSale	−60K sh	$24.82	−$1.49M	155,708
2021-06-21	GBIOGeneration Bio Co.S Sale	10% Owner	SSale	−7 sh	$25.12	−$175.84	890
2021-06-21	GBIOGeneration Bio Co.S Sale	10% Owner	SSale	−111 sh	$24.82	−$2,755.02	897
2021-06-21	GBIOGeneration Bio Co.S Sale	10% Owner	SSale	−3,796 sh	$25.12	−$95.4K	151,912
2021-04-14	GBIOGeneration Bio Co.S Sale	10% Owner	SSale	−10.5K sh	$26.40	−$278K	12,874
2021-04-14	GBIOGeneration Bio Co.S Sale	10% Owner	SSale	−12.9K sh	$26.78	−$345K	0
2021-04-13	GBIOGeneration Bio Co.S Sale	10% Owner	SSale	−35.8K sh	$25.09	−$898K	30,767
2021-04-13	GBIOGeneration Bio Co.S Sale	10% Owner	SSale	−7,354 sh	$25.53	−$188K	23,413
2021-04-12	GBIOGeneration Bio Co.S Sale	10% Owner	SSale	−63.4K sh	$26.07	−$1.65M	77,329
2021-04-12	GBIOGeneration Bio Co.S Sale	10% Owner	SSale	−10.8K sh	$26.61	−$287K	66,558
2021-04-09	GBIOGeneration Bio Co.S Sale	10% Owner	SSale	−2,132 sh	$28.35	−$60.4K	140,682
2021-04-09	GBIOGeneration Bio Co.S Sale	10% Owner	SSale	−41.5K sh	$27.57	−$1.15M	142,814
2021-04-08	GBIOGeneration Bio Co.S Sale	10% Owner	SSale	−3,191 sh	$28.90	−$92.2K	184,363
2021-04-08	GBIOGeneration Bio Co.S Sale	10% Owner	SSale	−40.4K sh	$28.47	−$1.15M	187,554
2021-04-07	GBIOGeneration Bio Co.S Sale	10% Owner	SSale	−38K sh	$28.48	−$1.08M	229,807
2021-04-07	GBIOGeneration Bio Co.S Sale	10% Owner	SSale	−1,894 sh	$29.19	−$55.3K	227,913
2021-03-12	KYMRKymera Therapeutics, Inc.S Sale	10% Owner	SSale	−229K sh	$56.50	−$13M	0
2020-02-13	TECXTectonic Therapeutic, Inc.J Other	10% Owner	JOther	−1.05M sh	—	—	3,710,052

Recent filings

Accepted (ET)
Sep 294
ATLAS VENTURE ASSOCIATES X, L.P.0001209191-21-058122
SEC(opens sec.gov)
Sep 244
ATLAS VENTURE ASSOCIATES X, L.P.0001209191-21-057719
SEC(opens sec.gov)
Aug 124
Atlas Venture Associates X, LLC0001209191-21-051015
SEC(opens sec.gov)
Jun 284
ATLAS VENTURE ASSOCIATES X, L.P.0001209191-21-043499
SEC(opens sec.gov)
Jun 234
ATLAS VENTURE ASSOCIATES X, L.P.0001209191-21-042857
SEC(opens sec.gov)

Companies

Address

300 TECHNOLOGY SQUARE, 8TH FLOOR

CAMBRIDGE, MA, 02139