EcoR1 Capital’s Alector ALEC Stock Holding History

EcoR1 Capital’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
2024 Q2	–	Sell	-4,056,548	Closed	-$24.4M	–	56
2024 Q1	$24.4M	Hold	4,056,548	–	–	0.62%	31
2023 Q4	$32.4M	Hold	4,056,548	–	–	0.84%	23
2023 Q3	$26.3M	Hold	4,056,548	–	–	0.89%	22
2023 Q2	$24.4M	Hold	4,056,548	–	–	0.6%	24
2023 Q1	$25.1M	Hold	4,056,548	–	–	0.81%	19
2022 Q4	$37.4M	Hold	4,056,548	–	–	1.14%	16
2022 Q3	$38.4M	Hold	4,056,548	–	–	1.13%	20
2022 Q2	$41.2M	Sell	4,056,548 -1,681,900	-29%	-$16.8M	1.42%	22
2022 Q1	$81.8M	Buy	5,738,448 +743,478	+15%	+$11.8M	2.56%	13
2021 Q4	$103M	Hold	4,994,970	–	–	3.29%	9
2021 Q3	$114M	Buy	4,994,970 +752,336	+18%	+$21.1M	3.97%	7
2021 Q2	$88.4M	Buy	4,242,634 +3,640,034	+604%	+$68.6M	3.3%	9
2021 Q1	$12.1M	Buy	+602,600	New	+$10.8M	0.54%	26

Other funds holding ALEC

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

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

DTC

Deep Track Capital Greenwich, Connecticut $6.12B AUM 144% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Braidwell Stamford, Connecticut $3B AUM 46.72% 1-Year Est. Return

SCM

Soleus Capital Management Greenwich, Connecticut $2.47B AUM 115.63% 1-Year Est. Return

Deutsche Bank Frankfurt Am Main Ge, Germany $303B AUM 30.15% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

EcoR1 Capital's ALEC Position: Q2 2024 in Review

EcoR1 Capital sold out of Alector (ALEC) in Q2 2024, closing a stake of 4,056,548 shares — an estimated $24.4M sold.

EcoR1 Capital first reported a position in ALEC in Q1 2021 and held it in 13 quarters. The position peaked at $114M in Q3 2021. 159 funds tracked by Wall St. Rank hold ALEC as of Q2 2024.

EcoR1 Capital reported no remaining Alector position as of Q2 2024 after selling out during the quarter.
EcoR1 Capital sold 4,056,548 Alector shares in Q2 2024, an estimated $24.4M.
EcoR1 Capital first reported a position in Alector in Q1 2021 and held it in 13 quarters.
EcoR1 Capital's Alector position peaked at $114M in Q3 2021.
159 funds tracked by Wall St. Rank held Alector as of Q2 2024.

Based on EcoR1 Capital's 13F filing for Q2 2024, filed 14 Aug 2024.