Renaissance Technologies’s Alector ALEC Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Capital Flow Portfolio Weight Portfolio Position
2025
Q2
$1.76M Buy
1,254,850
+220,995
+21% +$309K ﹤0.01% 2197
2025
Q1
$1.27M Buy
1,033,855
+118,117
+13% +$145K ﹤0.01% 2258
2024
Q4
$1.73M Buy
915,738
+353,988
+63% +$669K ﹤0.01% 2148
2024
Q3
$2.62M Sell
561,750
-93,300
-14% -$435K ﹤0.01% 1846
2024
Q2
$2.97M Sell
655,050
-20,433
-3% -$92.8K 0.01% 1619
2024
Q1
$4.07M Buy
675,483
+103,500
+18% +$623K 0.01% 1541
2023
Q4
$4.56M Buy
571,983
+69,780
+14% +$557K 0.01% 1406
2023
Q3
$3.25M Sell
502,203
-184,880
-27% -$1.2M 0.01% 1548
2023
Q2
$4.13M Buy
687,083
+37,122
+6% +$223K 0.01% 1536
2023
Q1
$4.02M Buy
649,961
+58,149
+10% +$360K 0.01% 1600
2022
Q4
$5.46M Sell
591,812
-128,771
-18% -$1.19M 0.01% 1467
2022
Q3
$6.82M Sell
720,583
-246,000
-25% -$2.33M 0.01% 1248
2022
Q2
$9.82M Buy
966,583
+260,803
+37% +$2.65M 0.01% 1129
2022
Q1
$10.1M Buy
705,780
+432,300
+158% +$6.16M 0.01% 1123
2021
Q4
$5.65M Buy
+273,480
New +$5.65M 0.01% 1453
2020
Q3
Sell
-69,780
Closed -$1.71M 3347
2020
Q2
$1.71M Buy
+69,780
New +$1.71M ﹤0.01% 2259