SEC 13F Intelligence

Foresite Capital Management IV, LLC / ALEC

Foresite Capital Management IV, LLC’s Alector Inc Position

Does Foresite Capital Management IV, LLC own Alector Inc (ALEC)? Yes — 3.89M shares worth $8M (+3.53% of its 13F portfolio) as of Q1 2026.

Position Value
$8M
Q1 2026
Shares
3.89M
% of Portfolio
+3.53%
Quarters Held
6
currently held

Position History ALEC

Reported value by quarter
Q1 ’19: $11MQ1 ’19Q2 ’19: $22MQ2 ’19Q3 ’19: $14MQ3 ’19Q4 ’19: $6MQ4 ’19Q4 ’25: $6MQ4 ’25Q1 ’26: $8MQ1 ’26filingsflow.com
QuarterSharesValue% of Portfolio
Q1 20263.89M$8M+3.53%
Q4 20253.89M$6M+2.64%
Q4 2019353.5K$6M+2.63%
Q3 2019936.4K$14M+4.36%
Q2 20191.14M$22M+6.14%
Q1 20191.20M$11M+3.84%

Common-stock position only; options are excluded. Quarters where the fund filed no 13F or reported no position are absent. See Foresite Capital Management IV, LLC’s full portfolio or all institutional holders of ALEC.