GROUP ONE TRADING LLC - ALECTOR INC ownership

ALECTOR INC's ticker is and the CUSIP is 014442907. A total of 3 filers reported holding ALECTOR INC in Q1 2023. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
GROUP ONE TRADING LLC ownership history of ALECTOR INC
ValueSharesWeighting
Q1 2024$9,632
-47.5%
1,600
-30.4%
0.00%
Q4 2023$18,354
-25.5%
2,300
-39.5%
0.00%
Q3 2023$24,624
+57.6%
3,800
+46.2%
0.00%
Q2 2023$15,626
+741.5%
2,600
+766.7%
0.00%
Q1 2023$1,857
-96.2%
300
-94.3%
0.00%
Q4 2022$48,919
-19.8%
5,300
-17.2%
0.00%
Q3 2022$61,000
-6.2%
6,4000.0%0.00%
Q2 2022$65,000
-35.6%
6,400
-9.9%
0.00%
Q1 2022$101,000
+16.1%
7,100
+69.0%
0.00%
Q4 2021$87,000
-56.7%
4,200
-52.3%
0.00%
Q3 2021$201,000
-24.2%
8,800
-30.7%
0.00%
Q2 2021$265,000
+476.1%
12,700
+452.2%
0.00%
Q1 2021$46,000
+76.9%
2,300
+35.3%
0.00%
Q4 2020$26,000
+1200.0%
1,700
+1600.0%
0.00%
Q2 2020$2,0000.0%1000.0%0.00%
Q1 2020$2,0001000.00%
Other shareholders
ALECTOR INC shareholders Q1 2023
NameSharesValueWeighting ↓
Worth Venture Partners, LLC 23,300$36,1150.27%
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
SIMPLEX TRADING, LLC 1,300$50.00%
View complete list of ALECTOR INC shareholders