Atlas Venture Life Science Advisors, LLC Long-Term Concentrated

Name: Atlas Venture Life Science Advisors, LLC Q4 2021 13F Filing | 13F Explorer
Creator: Atlas Venture Life Science Advisors, LLC
Published: 2022-05-16

Location: Cambridge, MA

CIK: 0001917529 · Show all filings

Period: Q4 2021 (Next →)

Filing Date: May 16, 2022

Total Value: $1.089B (100.0% shares, 0.0% debt)

Holdings (16)

KYMR Kymera Therapeutics, Inc. 40.1%

Value $437M Shares 6,875,698 Est. Cost $58.25 Unrealized 0.0%

DAWN Day One Biopharmaceuticals, Inc. 12.7%

Value $138M Shares 8,201,638 Est. Cost $20.55 Unrealized 0.0%

DYN Dyne Therapeutics, Inc. 9.8%

Value $106M Shares 8,934,902 Est. Cost $14.05 Unrealized 0.0%

REPL Replimune Group, Inc. 8.0%

Value $86.98M Shares 3,209,627 Est. Cost $29.91 Unrealized 0.0%

— Ikena Oncology, Inc. 5.8%

Value $62.93M Shares 5,018,178 Est. Cost $12.54 Unrealized —

— Generation Bio, Co. 5.4%

Value $58.61M Shares 8,278,876 Est. Cost $7.08 Unrealized —

— Akero Therapeutics, Inc. 4.3%

Value $47.21M Shares 2,232,251 Est. Cost $21.15 Unrealized —

XLO Xilio Therapeutics, Inc. 4.1%

Value $44.15M Shares 2,759,344 Est. Cost $17.03 Unrealized 0.0%

— Aerovate Therapeutics, Inc. 3.4%

Value $36.59M Shares 3,103,879 Est. Cost $11.79 Unrealized —

— AvroBio, Inc. 1.6%

Value $17.41M Shares 4,520,863 Est. Cost $3.85 Unrealized —

SPRO Spero Therapeutics, Inc. 1.5%

Value $16.51M Shares 1,031,160 Est. Cost $15.88 Unrealized 0.0%

— Magenta Therapeutics, Inc. 1.4%

Value $15.4M Shares 3,476,536 Est. Cost $4.43 Unrealized —

— Gemini Therapeutics, Inc. 1.4%

Value $15.29M Shares 5,254,365 Est. Cost $2.91 Unrealized —

— F-star Therapeutics, Inc. 0.3%

Value $3.01M Shares 599,524 Est. Cost $5.02 Unrealized —

COGT Cogent Biosciences, Inc. 0.2%

Value $1.913M Shares 222,976 Est. Cost $8.69 Unrealized 0.0%

VRDN Viridian Therapeutics, Inc. 0.2%

Value $1.781M Shares 90,072 Est. Cost $18.63 Unrealized 0.0%

Ticker	Issuer	Shares	Value	%	Est. Cost	Unrealized	Class	CUSIP
KYMR	Kymera Therapeutics, Inc.	6,875,698	$437M	40.1%	$58.25	0.0%	Common Stock	501575104
DAWN	Day One Biopharmaceuticals, Inc.	8,201,638	$138M	12.7%	$20.55	0.0%	Common Stock	23954D109
DYN	Dyne Therapeutics, Inc.	8,934,902	$106M	9.8%	$14.05	0.0%	Common Stock	26818M108
REPL	Replimune Group, Inc.	3,209,627	$86.98M	8.0%	$29.91	0.0%	Common Stock	76029N106
—	Ikena Oncology, Inc.	5,018,178	$62.93M	5.8%	$12.54	—	Common Stock	45175G108
—	Generation Bio, Co.	8,278,876	$58.61M	5.4%	$7.08	—	Common Stock	37148K100
—	Akero Therapeutics, Inc.	2,232,251	$47.21M	4.3%	$21.15	—	Common Stock	00973Y108
XLO	Xilio Therapeutics, Inc.	2,759,344	$44.15M	4.1%	$17.03	0.0%	Common Stock	98422T100
—	Aerovate Therapeutics, Inc.	3,103,879	$36.59M	3.4%	$11.79	—	Common Stock	008064107
—	AvroBio, Inc.	4,520,863	$17.41M	1.6%	$3.85	—	Common Stock	05455M100
SPRO	Spero Therapeutics, Inc.	1,031,160	$16.51M	1.5%	$15.88	0.0%	Common Stock	84833T103
—	Magenta Therapeutics, Inc.	3,476,536	$15.4M	1.4%	$4.43	—	Common Stock	55910K108
—	Gemini Therapeutics, Inc.	5,254,365	$15.29M	1.4%	$2.91	—	Common Stock	36870G105
—	F-star Therapeutics, Inc.	599,524	$3.01M	0.3%	$5.02	—	Common Stock	30315R107
COGT	Cogent Biosciences, Inc.	222,976	$1.913M	0.2%	$8.69	0.0%	Common Stock	19240Q201
VRDN	Viridian Therapeutics, Inc.	90,072	$1.781M	0.2%	$18.63	0.0%	Common Stock	92790C104