Lyell Immunopharma (LYEL) Ownership - Who Owns Lyell Immunopharma?

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Lyell Immunopharma (LYEL) Ownership Overview

42.08% Insiders

7.27% Mutual Funds

36.69% Other Institutional Investors

4.18% ETFs

9.79% Public Companies and

Individual Investors

The ownership structure of Lyell Immunopharma (LYEL) stock is a mix of institutional, retail, and individual investors. Approximately 48.14% of the company’s stock is owned by Institutional Investors, 42.08% is owned by Insiders, and 9.79% is owned by Public Companies and Individual Investors.

The ownership structure of Lyell Immunopharma (LYEL) stock is a mix of institutional, retail, and individual investors. Approximately 43.96% of the company’s stock is owned by Institutional Investors, 42.08% is owned by Insiders, and 4.18% is owned by Public Companies and Individual Investors.

Recent Insider Trading Activity

Date	Name	Activity	Value
Jun 15, 2026	Lynn Seely	xxxxxxxxxxxxx	$7337
Jun 15, 2026	Veronica Bulis Sanchez	xxxxxxxxxxxxx	$4103
Mar 09, 2026	Arch Venture Partners Ix, Llc	xxxxxxxxxxxxx	$12499985
Mar 09, 2026	Arch Venture Fund Xiii, L.p.	xxxxxxxxxxxxx	$12499985

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Recent Hedge Fund Trading Activity

Date	Firm	Activity	Value

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Top Shareholders

Holder	# of Shares	Type	% Holding	Value
	3,247,162	Insider	13.92%	42,213,106
	3,247,162	Insider	13.92%	42,213,106
	2,933,500	Insider	12.57%	38,135,500
	729,075	Institution	3.12%	9,477,975
	699,473	Institution	3.00%	9,093,149
	648,410	Institution	2.78%	8,429,330
	190,557	Insider	0.82%	2,477,241
	134,013	Institution	0.57%	1,742,169
	106,149	Institution	0.45%	1,379,937
Michael Rockefeller	98,425	Institution	0.42%	1,279,525

Top Mutual Fund Holders

# of Shares	Type	% Holding	Value
699,473	Institution	3.00%	9,093,149
648,410	Institution	2.78%	8,429,330
134,013	Institution	0.57%	1,742,169
71,141	Institution	0.30%	924,833
23,103	Institution	0.10%	300,339
21,526	Institution	0.09%	279,838
21,220	Institution	0.09%	275,860
18,000	Institution	0.08%	234,000
14,149	Institution	0.06%	183,937
9,320	Institution	0.04%	121,160

Top ETF Holders

Holder	# of Shares	Type	% Holding	Value
Vanguard Total Stock Market ETF	537,261	Institution	2.30%	9,310,733
Vanguard Extended Market ETF	163,755	Institution	0.70%	2,837,874
Schwab U.S. Small-Cap ETF	67,418	Institution	0.29%	851,489
iShares Biotechnology ETF	53,045	Institution	0.23%	689,585
Loncar China BioPharma ETF	30,080	Institution	0.13%	46,624
Vanguard Health Care ETF	28,059	Institution	0.12%	486,262
Avantis U.S Small Cap Equity ETF	24,100	Institution	0.10%	313,300
iShares NASDAQ US Biotechnology UCITS ETF	15,967	Institution	0.07%	191,125
Dimensional U.S. Small Cap ETF	14,502	Institution	0.06%	183,160
U.S. Micro Cap Portfolio ETF	9,170	Institution	0.04%	183,950

FAQ

Who Owns Lyell Immunopharma, Inc. (LYEL)?

According to the latest TipRanks data, approximately 36.69% of the company's stock is held by institutional investors, 42.08% is held by insiders, and 9.79% is held by retail investors.

What percentage of Lyell Immunopharma, Inc. (LYEL) stock is held by institutional investors?

According to the latest TipRanks data, approximately 36.69% of Lyell Immunopharma, Inc. (LYEL) stock is held by institutional investors.

What percentage of Lyell Immunopharma, Inc. (LYEL) stock is held by retail investors?

According to the latest TipRanks data, approximately 9.79% of Lyell Immunopharma, Inc. (LYEL) stock is held by retail investors.

Who owns the most shares of Lyell Immunopharma, Inc. (LYEL)?

ARCH Venture Fund XIII, L.P. owns the most shares of Lyell Immunopharma, Inc. (LYEL).

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.