D.E. Shaw & Co

D.E. Shaw & Co’s Alector ALEC Stock Holding History

D.E. Shaw & Co’s Portfolio ALEC Stock Details ALEC Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$7.17M	Buy	3,332,835 +967,684	+41%	+$1.94M	0.01%	1896
2025 Q4	$3.69M	Buy	2,365,151 +1,386,947	+142%	+$2.46M	﹤0.01%	2565
2025 Q3	$2.9M	Buy	978,204 +444,004	+83%	+$978K	﹤0.01%	2684
2025 Q2	$748K	Buy	534,200 +64,899	+14%	+$81.2K	﹤0.01%	3430
2025 Q1	$577K	Buy	469,301 +100,324	+27%	+$163K	﹤0.01%	3422
2024 Q4	$697K	Buy	368,977 +177,985	+93%	+$670K	﹤0.01%	3422
2024 Q3	$890K	Sell	190,992 -161,251	-46%	-$865K	﹤0.01%	3363
2024 Q2	$1.6M	Buy	352,243 +22,618	+7%	+$116K	﹤0.01%	2854
2024 Q1	$1.98M	Buy	329,625 +145,478	+79%	+$951K	﹤0.01%	2636
2023 Q4	$1.47M	Buy	184,147 +65,129	+55%	+$386K	﹤0.01%	2885
2023 Q3	$771K	Buy	119,018 +100,823	+554%	+$653K	﹤0.01%	3219
2023 Q2	$109K	Buy	+18,195	New	+$127K	﹤0.01%	3820
2021 Q4	–	Sell	-38,548	Closed	-$880K	–	5359
2021 Q3	$880K	Buy	38,548 +471	+1%	+$13.2K	﹤0.01%	3706
2021 Q2	$793K	Buy	+38,077	New	+$718K	﹤0.01%	3732
2021 Q1	–	Sell	-12,902	Closed	-$195K	–	4012
2020 Q4	$195K	Buy	+12,902	New	+$160K	﹤0.01%	3737

Other funds holding ALEC

TCG Crossover Management Palo Alto, California $3.5B AUM 1,165.83% 1-Year Est. Return

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

Acadian Asset Management

Acadian Asset Management Boston, Massachusetts $70.5B AUM 36% 1-Year Est. Return

Foresite Capital Management IV Larkspur, California $237M AUM 107.53% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Merck & Co Kenilworth, New Jersey $349M AUM 146.07% 1-Year Est. Return

683 Capital Management New York $1.08B AUM 85.52% 1-Year Est. Return

Balyasny Asset Management

Balyasny Asset Management Chicago, Illinois $50.9B AUM 42.89% 1-Year Est. Return

Nantahala Capital Management New Canaan, Connecticut $1.6B AUM 121.58% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM