EcoR1 Capital’s Kronos Bio KRON Stock Holding History

EcoR1 Capital’s Portfolio KRON Stock Details KRON Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2023 Q3	–	Sell	-326,780	Closed	-$562K	–	58
2023 Q2	$562K	Hold	326,780	–	–	0.01%	51
2023 Q1	$477K	Hold	326,780	–	–	0.02%	53
2022 Q4	$529K	Hold	326,780	–	–	0.02%	63
2022 Q3	$1.09M	Hold	326,780	–	–	0.03%	65
2022 Q2	$1.19M	Hold	326,780	–	–	0.04%	69
2022 Q1	$2.36M	Sell	326,780 -60,577	-16%	-$517K	0.07%	60
2021 Q4	$5.26M	Hold	387,357	–	–	0.17%	47
2021 Q3	$8.12M	Hold	387,357	–	–	0.29%	37
2021 Q2	$9.28M	Hold	387,357	–	–	0.35%	34
2021 Q1	$11.3M	Hold	387,357	–	–	0.5%	28
2020 Q4	$11.6M	Buy	+387,357	New	+$12.2M	0.64%	26

Other funds holding KRON

Omega Fund Management Boston, Massachusetts $163M AUM 107.06% 1-Year Est. Return

BVF Inc San Francisco, California $3.14B AUM 249.53% 1-Year Est. Return

Vida Ventures Advisors Boston, Massachusetts $29.4M AUM 93.58% 1-Year Est. Return

Perceptive Advisors New York $5.06B AUM 314.02% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

Partners Capital Investment Group Boston, Massachusetts $2.65B AUM 16.42% 1-Year Est. Return

Artal Group Luxembourg $1.01B AUM 29.84% 1-Year Est. Return

Nextech Invest Zurich, Switzerland $1.42B AUM 304.47% 1-Year Est. Return

Alphabet Inc Mountain View, California $4.02B AUM 215.74% 1-Year Est. Return

BlackRock New York $5.7T AUM 30.48% 1-Year Est. Return