Citadel Advisors
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Citadel Advisors’s Alector ALEC Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2025
Q2
$773K Buy
551,820
+546,382
+10,047% +$765K ﹤0.01% 3589
2025
Q1
$6.69K Sell
5,438
-419,533
-99% -$516K ﹤0.01% 5718
2024
Q4
$803K Buy
424,971
+229,187
+117% +$433K ﹤0.01% 3480
2024
Q3
$912K Buy
+195,784
New +$912K ﹤0.01% 3197
2024
Q2
Sell
-31,169
Closed -$188K 5850
2024
Q1
$188K Buy
+31,169
New +$188K ﹤0.01% 4820
2023
Q4
Sell
-7,960
Closed -$51.6K 5848
2023
Q3
$51.6K Sell
7,960
-213,191
-96% -$1.38M ﹤0.01% 5074
2023
Q2
$1.33M Buy
+221,151
New +$1.33M ﹤0.01% 2743
2023
Q1
Sell
-490,838
Closed -$4.53M 5878
2022
Q4
$4.53M Buy
490,838
+405,014
+472% +$3.74M ﹤0.01% 1871
2022
Q3
$812K Sell
85,824
-36,053
-30% -$341K ﹤0.01% 3619
2022
Q2
$1.24M Buy
121,877
+16,934
+16% +$172K ﹤0.01% 3176
2022
Q1
$1.5M Buy
104,943
+74,002
+239% +$1.05M ﹤0.01% 3321
2021
Q4
$639K Sell
30,941
-143,229
-82% -$2.96M ﹤0.01% 4322
2021
Q3
$3.98M Sell
174,170
-120,727
-41% -$2.76M ﹤0.01% 2251
2021
Q2
$6.14M Buy
294,897
+253,608
+614% +$5.28M ﹤0.01% 1922
2021
Q1
$832K Sell
41,289
-163,372
-80% -$3.29M ﹤0.01% 4100
2020
Q4
$3.1M Sell
204,661
-89,003
-30% -$1.35M ﹤0.01% 2174
2020
Q3
$3.09M Buy
293,664
+245,376
+508% +$2.59M ﹤0.01% 1897
2020
Q2
$1.18M Buy
48,288
+6,515
+16% +$159K ﹤0.01% 2708
2020
Q1
$1.01M Buy
+41,773
New +$1.01M ﹤0.01% 2862
2019
Q3
Sell
-41,980
Closed -$798K 4634
2019
Q2
$798K Buy
+41,980
New +$798K ﹤0.01% 3165