SIMPLEX TRADING, LLC - ALECTOR INC ownership

ALECTOR INC's ticker is ALEC and the CUSIP is 014442107. A total of 140 filers reported holding ALECTOR INC in Q2 2020. The put-call ratio across all filers is 0.73 and the average weighting 0.1%.

Quarter-by-quarter ownership
SIMPLEX TRADING, LLC ownership history of ALECTOR INC
ValueSharesWeighting
Q3 2023$2
-96.2%
444
-92.2%
0.00%
Q4 2022$52
-99.7%
5,726
+201.2%
0.00%
Q2 2022$19,000
-89.0%
1,901
-84.3%
0.00%
Q1 2022$172,000
+4.9%
12,128
+52.7%
0.00%
Q4 2021$164,000
-45.9%
7,943
-41.3%
0.00%
Q3 2021$303,000
+5.6%
13,521
-2.2%
0.00%
Q2 2021$287,000
+298.6%
13,821
+281.4%
0.00%
Q1 2021$72,000
+53.2%
3,624
+14.7%
0.00%
Q4 2020$47,000
-67.1%
3,160
-76.8%
0.00%
Q3 2020$143,000
+1942.9%
13,613
+4167.4%
0.00%
Q2 2020$7,000
-69.6%
319
-67.8%
0.00%
Q1 2020$23,0009900.00%
Other shareholders
ALECTOR INC shareholders Q2 2020
NameSharesValueWeighting ↓
Euclidean Capital LLC 980,894$9,053,6528.47%
New Leaf Venture Partners, L.L.C. 339,569$3,134,2222.27%
DAFNA Capital Management LLC 532,438$4,914,4031.38%
EcoR1 Capital, LLC 4,056,548$37,441,9381.14%
Capital Impact Advisors, LLC 68,627$633,4270.62%
MEDICI CAPITAL LLC 23,294$215,0040.62%
Pier Capital, LLC 371,349$3,427,5510.56%
Newtyn Management, LLC 145,000$1,338,3500.28%
BRAIDWELL LP 725,024$6,691,9720.22%
DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) 1,055,192$9,739,4220.20%
View complete list of ALECTOR INC shareholders