Alector, Inc. - Common Stock, $0.0001 par value per share (ALEC)

CUSIP: 014442107

Q1 2024 13F Holders as of 31 Mar 2024

Security type / class
Equity / Common Stock, $0.0001 par value per share
Total 13F shares
74,200,085
Total 13F value
$446,678,675
Holder snapshot 6 visible 7 signals
Share change
+10,407,032
Put/Call ratio
0.29%
SEC-reported price per share
$6.02
Number of holders
156
Value change
+$61,253,193
Number of buys
85
Show 1 more signal
Number of sells
50
Security identity 1 source field
Shares outstanding
110,074,447

Security key

014442107

Report period

Q1 2024

Institutions

156

Top holders

10

ALEC full security history Ownership snapshot Full 13F holder table Newer quarter: Q2 2024 Previous quarter: Q4 2023 Alector, Inc. SEC filings Alector, Inc. company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Ownership snapshot

Top reported holders of ALEC - Alector, Inc. - Common Stock, $0.0001 par value per share (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader
FMR LLC
Disclosed value leader
FMR LLC
Comparable rows
15/15
Latest evidence
31 Dec 2023
13F Lead comparable stake: 11% Showing 1-6 of 15 holder rows.

Quick read

FMR LLC leads the comparable SEC ownership view at 11%.

15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Comparable ownership Top 5
FMR LLC 11%
BlackRock Finance, Inc. 7.3%
MORGAN STANLEY 4.2%
VANGUARD GROUP INC 4%
EcoR1 Capital, LLC 3.7%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-6 of 15 holder rows
Holder Evidence Ownership % Position 12M Net Δ As of
FMR LLC
13F
Company
13F
11%
$100,710,824
12,620,404 shares
 — 31 Dec 2023
BlackRock Finance, Inc.
13F
Company
13F
7.3%
$64,387,052
8,068,553 shares
 — 31 Dec 2023
MORGAN STANLEY
13F
Company
13F
4.2%
$37,108,525
4,650,191 shares
 — 31 Dec 2023
VANGUARD GROUP INC
13F
Company
13F
4%
$35,004,596
4,386,541 shares
 — 31 Dec 2023
EcoR1 Capital, LLC
13F
Company
13F
3.7%
$32,371,253
4,056,548 shares
 — 31 Dec 2023
BRAIDWELL LP
13F
Company
13F
3%
$26,527,978
3,324,308 shares
 — 31 Dec 2023
How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q1 2024

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions
156
Shares
74,200,085
Rows available
156
Investor Option Weight % Change % SEC-reported value * Price Shares Share Change Activity Report Period

* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.

Compare Q1 2024 vs Q4 2023 Across Filers

Q4 2023 holders
144
Q1 2024 holders
156
Holder diff
12
Investor Q4 2023 Shares Q1 2024 Shares Share Diff Share Chg % Q4 2023 value Q1 2024 value Value change Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend
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