Gilder Gagnon Howe & CO LLC Alector, Inc. Transaction History

Gilder Gagnon Howe & CO LLC

13 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q3 2022 Nov 14, 2022	SELL	$8.19 - $13.2 $939,311 - $1.51 Million	-114,690 Reduced 82.28%	24,703 $234,000
Q2 2022 Aug 15, 2022	SELL	$7.65 - $14.24 $343,324 - $639,076	-44,879 Reduced 24.35%	139,393 $1.42 Million
Q1 2022 May 16, 2022	SELL	$13.02 - $20.78 $6.02 Million - $9.61 Million	-462,691 Reduced 71.52%	184,272 $2.63 Million
Q4 2021 Feb 14, 2022	SELL	$19.35 - $25.54 $4.36 Million - $5.75 Million	-225,085 Reduced 25.81%	646,963 $13.4 Million
Q3 2021 Nov 15, 2021	BUY	$21.65 - $39.49 $1,926 - $3,514	89 Added 0.01%	872,048 $19.9 Million
Q2 2021 Aug 16, 2021	SELL	$15.5 - $22.48 $14.9 Million - $21.6 Million	-960,731 Reduced 52.42%	871,959 $18.2 Million
Q1 2021 May 17, 2021	SELL	$14.84 - $22.23 $3.25 Million - $4.88 Million	-219,338 Reduced 10.69%	1,832,690 $36.9 Million
Q4 2020 Feb 16, 2021	SELL	$9.4 - $16.7 $1.03 Million - $1.83 Million	-109,792 Reduced 5.08%	2,052,028 $31 Million
Q3 2020 Nov 16, 2020	SELL	$10.54 - $24.96 $4.17 Million - $9.88 Million	-395,642 Reduced 15.47%	2,161,820 $22.8 Million
Q2 2020 Aug 14, 2020	SELL	$21.87 - $33.11 $3.69 Million - $5.59 Million	-168,927 Reduced 6.2%	2,557,462 $62.5 Million
Q1 2020 May 15, 2020	BUY	$16.25 - $35.28 $44.3 Million - $96.2 Million	2,726,389 New	2,726,389 $65.8 Million
Q2 2019 Aug 13, 2019	SELL	$16.26 - $26.42 $3.55 Million - $5.77 Million	-218,385 Closed	0 $0
Q1 2019 May 17, 2019	BUY	$15.97 - $22.5 $3.49 Million - $4.91 Million	218,385 New	218,385 $4.09 Million

167

57.8M

146K

90.8K

Ticker ALEC
Exchange NASDAQ
Sector Healthcare
Industry Biotechnology
Shares Outstandng 82,563,904
Market Cap $336M
Description
Alector, Inc., a clinical stage biopharmaceutical company, develops therapies for the treatment of neurodegeneration diseases. Its products include AL001, a humanized recombinant monoclonal antibody, which is in Phase III clinical trial for the treatment of frontotemporal dementia, Alzheimer's, Parkinson's, and amyotrophic lateral sclerosis dise...

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