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Alector, Inc.

ALEC
Exchange
Nasdaq
Industry
Biological Products, (No Diagnostic Substances)
SEC CIK
0001653087

In the last 90 days, Alector, Inc. insiders filed 0 open-market purchases and 3 sales; 140 institutions reported holding it in 13F filings for Q2 2026, worth $183.4M in total; no superinvestor holds it.

Q3 2024 vs. Q2 2024

How the institutions holding Alector, Inc. changed between Q2 2024 and Q3 2024.

All holders in Q3 2024All holders in Q2 2024

13F holders of ALEC: Q2 2024 compared with Q3 2024
MeasureQ2 2024Of which not filed for Q3 2024Q3 2024Change
Holders1602159+1
Shares72.8M9.23M72.5M+8.99M (+14.1%)
Value$330.4M$41.9M$338.4M+$49.9M (+17.3%)

2 institutions that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so the changes leave them out.

New holders (20)

Institutions that held Alector, Inc. at the end of Q3 2024 but not at the end of Q2 2024.

Institutions new to ALEC in Q3 2024
InstitutionSharesValue% of portfolio
BlackRock, Inc.9,352,044$43.6M0.00%
Citadel Advisors LLC195,784$912.4K0.00%
Artia Global Partners LP193,317$900.9K0.25%
Wellington Management Group LLP137,152$639.1K0.00%
Cercano Management LLC93,633$436.3K0.01%
HRT Financial LP49,363$230.0K0.00%
Shell Asset Management Co21,493$100.0K0.00%
Intech Investment Management LLC19,286$89.9K0.00%
Valence8 US LP14,708$68.5K0.03%
AJOVista, LLC12,117$56.5K0.24%
nVerses Capital, LLC11,000$51.3K0.02%
Point72 Asia (Singapore) Pte. Ltd.8,676$40.4K0.01%
Point72 (DIFC) Ltd6,148$28.6K0.00%
Bryn Mawr Trust Co400$1.86K0.00%
Capital Performance Advisors LLP243$1.13K0.00%
True Wealth Design, LLC241$1.12K0.00%
Quadrant Capital Group LLC233$1.09K0.00%
Rothschild Investment LLC110$5130.00%
Sterling Capital Management LLC83$3870.00%
Northwestern Mutual Wealth Management Co50$2330.00%

Sold out (19)

Institutions that held Alector, Inc. at the end of Q2 2024 and filed for Q3 2024 without it.

Not filed for Q3 2024 yet (2)

Institutions that held Alector, Inc. at the end of Q2 2024 and haven't filed a 13F for Q3 2024. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding ALEC in Q2 2024 that haven't filed for Q3 2024
InstitutionShares, Q2 2024Value, Q2 2024
BlackRock Inc.9,101,437$41.3M
Susquehanna Fundamental Investments, LLC129,664$588.7K