Atlas Venture Fund XI, L.P.

Insider Reports History

Location: 400 Technology Square, 10 Th Floor, Cambridge, MA
Signature: Atlas Venture Fund XI, L.P., By: Atlas Venture Associates XI, L.P., its general partner, by Atlas Venture Associates XI, LLC, its general partner, By: /s/ Ommer Chohan, Chief Financial Officer
All insider transactions: Transactions in reports broken out by “transaction date” reported in original SEC filing, see here for transactions aggregated across transaction date

Stock	Role	Class	Num Shares	Value	Price $	Report Date	Ownership
Dyne Therapeutics, Inc.	10%+ Owner	Common Stock	5.7M	$144M	$25.25	Feb 28, 2024	Direct
Third Harmonic Bio, Inc.	10%+ Owner	Common Stock	9.8M	$140M	$14.30	Nov 1, 2024	Direct
Day One Biopharmaceuticals, Inc.	10%+ Owner	Common Stock	6.01M	$70.2M	$11.69	Dec 12, 2022	Direct
Dyne Therapeutics, Inc.	10%+ Owner	Common Stock	864K	$21.8M	$25.25	Feb 28, 2024	Indirect
Ikena Oncology, Inc.	10%+ Owner	Common Stock	1.24M	$6.67M	$5.37	Dec 14, 2021	Direct
Ikena Oncology, Inc.	10%+ Owner	Common Stock	875K	$4.7M	$5.37	Mar 30, 2021	Indirect
Xilio Therapeutics, Inc.	10%+ Owner	Common Stock	2.02M	$1.29M	$0.64	Feb 8, 2024	Direct
Xilio Therapeutics, Inc.	10%+ Owner	Common Stock	735K	$470K	$0.64	Feb 8, 2024	Indirect
Sionna Therapeutics, Inc.	10%+ Owner	Common Stock	2.89M			Feb 10, 2025	Direct
Sionna Therapeutics, Inc.	10%+ Owner	Common Stock	808K			Feb 10, 2025	By Atlas Venture Opportunity Fund II, L.P.
Sionna Therapeutics, Inc.	10%+ Owner	Series A convertible preferred stock	0			Feb 10, 2025	Direct
Sionna Therapeutics, Inc.	10%+ Owner	Series B convertible preferred stock	0			Feb 10, 2025	Direct
Sionna Therapeutics, Inc.	10%+ Owner	Series C convertible preferred stock	0			Feb 10, 2025	By Atlas Venture Opportunity Fund II, L.P.
Sionna Therapeutics, Inc.	10%+ Owner	Series C convertible preferred stock	0			Feb 10, 2025	Direct
Sionna Therapeutics, Inc.	10%+ Owner	Series Seed convertible preferred stock	0			Feb 10, 2025	Direct

Showing 1 to 15 of 15 entries

Symbol	Company	Period	Transactions	Value $	Form Type	Date Filed	Role
SION	Sionna Therapeutics, Inc.	Feb 10, 2025	8	$1.08M	4	Feb 10, 2025	10%+ Owner
SION	Sionna Therapeutics, Inc.	Feb 6, 2025	0	$0	3	Feb 6, 2025	10%+ Owner
THRD	Third Harmonic Bio, Inc.	Nov 1, 2024	1	$0	4	Nov 5, 2024	10%+ Owner
DYN	Dyne Therapeutics, Inc.	Feb 26, 2024	18	-$19.6M	4	Feb 28, 2024	10%+ Owner
DYN	Dyne Therapeutics, Inc.	Feb 21, 2024	6	-$11.3M	4	Feb 23, 2024	10%+ Owner
DYN	Dyne Therapeutics, Inc.	Feb 15, 2024	5	-$11.9M	4	Feb 20, 2024	10%+ Owner
XLO	Xilio Therapeutics, Inc.	Feb 8, 2024	2	-$640	4	Feb 9, 2024	10%+ Owner
XLO	Xilio Therapeutics, Inc.	Jan 11, 2024	4	-$3.6K	4	Jan 16, 2024	10%+ Owner
DAWN	Day One Biopharmaceuticals, Inc.	Dec 12, 2022	1	$0	4	Dec 14, 2022	10%+ Owner
DAWN	Day One Biopharmaceuticals, Inc.	Sep 19, 2022	1	$0	4	Sep 21, 2022	10%+ Owner
THRD	Third Harmonic Bio, Inc.	Sep 19, 2022	7	$5.1M	4	Sep 19, 2022	10%+ Owner
THRD	Third Harmonic Bio, Inc.	Sep 14, 2022	0	$0	3	Sep 14, 2022	10%+ Owner
DAWN	Day One Biopharmaceuticals, Inc.	Nov 24, 2021	1	$0	4	Nov 29, 2021	10%+ Owner
XLO	Xilio Therapeutics, Inc.	Oct 26, 2021	7	$3M	4	Oct 26, 2021	10%+ Owner
XLO	Xilio Therapeutics, Inc.	Oct 21, 2021	0	$0	3	Oct 21, 2021	10%+ Owner
DYN	Dyne Therapeutics, Inc.	Jul 13, 2021	1	$0	4	Jul 15, 2021	10%+ Owner
DAWN	Day One Biopharmaceuticals, Inc.	May 26, 2021	0	$0	3	May 26, 2021	10%+ Owner
IKNA	Ikena Oncology, Inc.	Mar 30, 2021	4	$1.61M	4	Dec 14, 2021	10%+ Owner
DAWN	Day One Biopharmaceuticals, Inc.	Feb 1, 2021	7	$8M	4	Jun 2, 2021	10%+ Owner