Venture Partners IX, LLC ARCH

LYEL

Venture Partners IX, LLC ARCH serves as 10 percent owner at Lyell Immunopharma, Inc. (LYEL). This page tracks their complete SEC Form 4 insider trading history including stock purchases and sales.

Total Buys

1 trades

$12.50M

Total Sells

0 trades

$0.00

Net Position

Net Buyer

$12.50M

Companies Traded

LYEL

Active Period

Mar 2026

1 total trades

Most Recent

Buy LYEL

Mar 9, 2026 · $12.50M

Venture Partners IX, LLC ARCH's Insider Trading at Lyell Immunopharma, Inc. (LYEL)

Buys

1 · $12.50M

Sells

0 · $0.00

Total Shares Bought

488,090

Total Shares Sold

LYEL Price Chart

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Date	Type	Shares	Avg Price	Value	Shares After
Mar 9, 2026↗	Buy	488,090	$25.61	$12.50M	1,426,530

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LYELSell · Feb 11, 2026

Stephen J. Hill

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LYELSell · Feb 11, 2026

Stephen J. Hill

officer: Chief Operating Officer

LYELSell · Feb 11, 2026

Gary K. Lee

Chief Scientific Officer

LYELSell · Feb 11, 2026

Gary K. Lee

officer: Chief Scientific Officer

LYELSell · Feb 11, 2026

Lynn Seely

director, officer: President and CEO

LYELSell · Feb 11, 2026

Veronica Sanchez Bulis

officer: VP, Corporate Controller

LYELSell · Feb 10, 2026

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