Alector (ALEC) Ownership - Who Owns Alector?

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Alector (ALEC) Ownership Overview

7.47% Insiders

11.40% Mutual Funds

38.59% Other Institutional Investors

9.00% ETFs

33.54% Public Companies and

Individual Investors

The ownership structure of Alector (ALEC) stock is a mix of institutional, retail, and individual investors. Approximately 58.99% of the company’s stock is owned by Institutional Investors, 7.47% is owned by Insiders, and 33.54% 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 49.99% of the company’s stock is owned by Institutional Investors, 7.47% is owned by Insiders, and 9.00% 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

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Recent Hedge Fund Trading Activity

Date	Firm	Activity	Value
Mar 31, 2024	Blackstone Inc.	xxxxxxxxxxxxx	$165862

Show More Hedge Fund Trading Activity >

Top Shareholders

Holder	# of Shares	Type	% Holding	Value
	6,384,797	Insider	5.75%	13,471,922
	4,322,500	Institution	3.89%	9,120,475
	3,578,849	Institution	3.22%	7,551,371
	3,079,784	Institution	2.77%	6,498,344
	2,221,104	Institution	2.00%	4,686,529
	1,625,972	Institution	1.46%	3,430,801
James E. Flynn	1,055,192	Institution	0.95%	2,226,455
	918,750	Institution	0.83%	1,938,563
	884,545	Institution	0.80%	1,866,390
	738,424	Institution	0.67%	1,558,075

Top Mutual Fund Holders

# of Shares	Type	% Holding	Value
3,578,849	Institution	3.22%	7,551,371
2,221,104	Institution	2.00%	4,686,529
918,750	Institution	0.83%	1,938,563
884,545	Institution	0.80%	1,866,390
738,424	Institution	0.67%	1,558,075
628,627	Institution	0.57%	1,326,403
595,341	Institution	0.54%	1,256,170
461,860	Institution	0.42%	974,525
364,933	Institution	0.33%	770,009
294,326	Institution	0.27%	621,028

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	2,064,140	Institution	1.86%	4,458,542
Vanguard Extended Market ETF	1,037,527	Institution	0.93%	2,230,683
dbxt LPXMM PRE Shs -1C- Capitalisation	721,551	Institution	0.65%	1,255,670
iShares Russell 2000 Value ETF	709,013	Institution	0.64%	1,531,468
Vanguard Russell 2000 ETF	449,350	Institution	0.40%	966,103
Schwab U.S. Small-Cap ETF	448,758	Institution	0.40%	919,954
Xtrackers MSCI World Swap UCITS ETF	266,538	Institution	0.24%	546,403
Xtrackers MSCI WORLD SWAP UCITS ETF Capitalisation 4C	266,538	Institution	0.24%	546,403
Xtrackers MSCI WORLD SWAP UCITS ETF Capitalisation 1C	266,538	Institution	0.24%	546,403

FAQ

Who Owns Alector (ALEC)?

According to the latest TipRanks data, approximately 38.59% of the company's stock is held by institutional investors, 7.47% is held by insiders, and 33.54% is held by retail investors.

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

According to the latest TipRanks data, approximately 38.59% of Alector (ALEC) stock is held by institutional investors.

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

According to the latest TipRanks data, approximately 33.54% of Alector (ALEC) stock is held by retail investors.

Who owns the most shares of Alector (ALEC)?

Arnon Rosenthal owns the most shares of Alector (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.