Alector (ALEC) Ownership - Who Owns Alector?

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Alector (ALEC) Ownership Overview

7.47% Insiders

11.40% Mutual Funds

0.04% Other Institutional Investors

9.04% ETFs

72.05% Public Companies and

Individual Investors

The ownership structure of Alector (ALEC) stock is a mix of institutional, retail, and individual investors. Approximately 20.49% of the company’s stock is owned by Institutional Investors, 7.47% is owned by Insiders, and 72.05% is owned by Public Companies and Individual Investors.

The ownership structure of Alector (ALEC) stock is a mix of institutional, retail, and individual investors. Approximately 11.45% of the company’s stock is owned by Institutional Investors, 7.47% is owned by Insiders, and 9.04% is owned by Public Companies and Individual Investors.

Recent Insider Trading Activity

Date	Name	Activity	Value
Dec 03, 2025	Sara Kenkare Mitra	xxxxxxxxxxxxx	$46273
Dec 03, 2025	Grace Wong Sarad	xxxxxxxxxxxxx	$8942
Dec 03, 2025	Arnon Rosenthal	xxxxxxxxxxxxx	$115825
Dec 03, 2025	Neil Lindsay Berkley	xxxxxxxxxxxxx	$41360

Show More Insider Trading Activity >

Recent Hedge Fund Trading Activity

Date	Firm	Activity	Value
Dec 31, 2023	Graham Capital Management, L.p.	xxxxxxxxxxxxx	$163568
Dec 31, 2023	Blackstone Inc.	xxxxxxxxxxxxx	$104300

Show More Hedge Fund Trading Activity >

Top Shareholders

Holder	# of Shares	Type	% Holding	Value
	6,384,797	Insider	5.75%	15,578,905
	4,322,500	Institution	3.89%	10,546,900
	3,578,849	Institution	3.22%	8,732,392
	3,131,951	Institution	2.82%	7,641,960
	2,221,104	Institution	2.00%	5,419,494
	1,625,972	Institution	1.46%	3,967,372
James E. Flynn	1,055,192	Institution	0.95%	2,574,668
	918,750	Institution	0.83%	2,241,750
	884,545	Institution	0.80%	2,158,290
	738,424	Institution	0.67%	1,801,755

Top Mutual Fund Holders

# of Shares	Type	% Holding	Value
3,578,849	Institution	3.22%	8,732,392
2,221,104	Institution	2.00%	5,419,494
918,750	Institution	0.83%	2,241,750
884,545	Institution	0.80%	2,158,290
738,424	Institution	0.67%	1,801,755
628,627	Institution	0.57%	1,533,850
595,341	Institution	0.54%	1,452,632
461,860	Institution	0.42%	1,126,938
364,933	Institution	0.33%	890,437
294,326	Institution	0.27%	718,155

Top ETF Holders

Holder	# of Shares	Type	% Holding	Value
Vanguard Total Stock Market ETF	2,541,322	Institution	2.29%	5,463,842
iShares Russell 2000 ETF	2,088,450	Institution	1.88%	5,095,818
Vanguard Extended Market ETF	1,037,527	Institution	0.93%	2,230,683
dbxt LPXMM PRE Shs -1C- Capitalisation	721,551	Institution	0.65%	1,577,328
iShares Russell 2000 Value ETF	708,469	Institution	0.64%	1,728,664
Vanguard Russell 2000 ETF	449,350	Institution	0.40%	966,103
Schwab U.S. Small-Cap ETF	448,923	Institution	0.40%	1,153,732
Xtrackers MSCI World Swap UCITS ETF	266,538	Institution	0.24%	685,003
Xtrackers MSCI WORLD SWAP UCITS ETF Capitalisation 4C	266,538	Institution	0.24%	685,003
Xtrackers MSCI WORLD SWAP UCITS ETF Capitalisation 1C	266,538	Institution	0.24%	685,003

FAQ

Who Owns Alector Inc (ALEC)?

According to the latest TipRanks data, approximately 0.04% of the company's stock is held by institutional investors, 7.47% is held by insiders, and 72.05% is held by retail investors.

What percentage of Alector Inc (ALEC) stock is held by institutional investors?

According to the latest TipRanks data, approximately 0.04% of Alector Inc (ALEC) stock is held by institutional investors.

What percentage of Alector Inc (ALEC) stock is held by retail investors?

According to the latest TipRanks data, approximately 72.05% of Alector Inc (ALEC) stock is held by retail investors.

Who owns the most shares of Alector Inc (ALEC)?

Arnon Rosenthal owns the most shares of Alector Inc (ALEC).

What is the significance of the ownership structure for a publicly traded company?

The ownership structure can impact the company's decision making, as large institutional investors may exert influence on the company's management and can also affect the company's stock price with their buying and selling patterns.