Gary K.  Lee net worth and biography

Gary Lee Biography and Net Worth

Insider of Lyell Immunopharma

Gary Lee, Ph.D., has served as our Chief Scientific Officer since January 2022. Dr. Lee is a veteran biotech executive with over a decade of experience leading cell and gene therapy programs for human applications. From October 2018 to January 2022, Dr. Lee was the Chief Scientific Officer at Senti Bio. From August 2005 to October 2018, Dr. Lee held positions of increasing scientific and leadership responsibility at Sangamo Therapeutics, including last as the Vice President of Cell Therapy. Dr. Lee earned his Ph.D. in Chemical Engineering from the University of California, Berkeley, and his B.S. in Chemical Engineering from the California Institute of Technology.

What is Gary K. Lee's net worth?

The estimated net worth of Gary K. Lee is at least $356.63 thousand as of February 11th, 2026. Lee owns 16,938 shares of Lyell Immunopharma stock worth more than $356,630 as of March 26th. This net worth approximation does not reflect any other assets that Lee may own. Learn More about Gary K. Lee's net worth.

How do I contact Gary K. Lee?

The corporate mailing address for Lee and other Lyell Immunopharma executives is , , . Lyell Immunopharma can also be reached via phone at 650-695-0677 and via email at [email protected]. Learn More on Gary K. Lee's contact information.

Has Gary K. Lee been buying or selling shares of Lyell Immunopharma?

Over the course of the past ninety days, Gary K. Lee has sold $42,483.33 in Lyell Immunopharma stock. Most recently, Gary K. Lee sold 1,671 shares of the business's stock in a transaction on Wednesday, February 11th. The shares were sold at an average price of $23.39, for a transaction totalling $39,084.69. Following the completion of the sale, the insider now directly owns 16,938 shares of the company's stock, valued at $396,179.82. Learn More on Gary K. Lee's trading history.

Who are Lyell Immunopharma's active insiders?

Lyell Immunopharma's insider roster includes Otis Brawley (Director), Otis Brawley (Director), Stephen Hill (COO), Richard Klausner (Director), Richard Klausner (Founder & Board Chair), Gary Lee (Insider), Charles Newton (CFO), Charles Newton (CFO), Sumant Ramachandra (Director), Lynn Seely (President & Chief Executive Officer), and Lynn Seely (CEO). Learn More on Lyell Immunopharma's active insiders.

Are insiders buying or selling shares of Lyell Immunopharma?

In the last twelve months, Lyell Immunopharma insiders bought shares 1 times. They purchased a total of 1,782 shares worth more than $19,958.40. In the last twelve months, insiders at the sold shares 19 times. They sold a total of 13,710 shares worth more than $294,348.44. The most recent insider tranaction occured on February, 11th when CEO Lynn Seely sold 7,455 shares worth more than $174,372.45. Insiders at Lyell Immunopharma own 22.3% of the company. Learn More about insider trades at Lyell Immunopharma.

Information on this page was last updated on 2/11/2026.

Gary K. Lee Insider Trading History at Lyell Immunopharma

Transaction DateBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
2/11/2026Sell1,671$23.39$39,084.6916,938View SEC Filing Icon  
2/10/2026Sell147$23.12$3,398.6418,609View SEC Filing Icon  
11/10/2025Sell138$16.16$2,230.0815,366View SEC Filing Icon  
8/12/2025Sell136$10.34$1,406.248,957View SEC Filing Icon  
8/11/2025Sell131$10.53$1,379.439,093View SEC Filing Icon  
See Full Table

Gary K. Lee Buying and Selling Activity at Lyell Immunopharma

This chart shows Gary K Lee's buying and selling at Lyell Immunopharma by year and by quarter.

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Lyell Immunopharma Company Overview

Lyell Immunopharma logo
Lyell Immunopharma, Inc., a clinical-stage cell therapy company, develops T cell reprogramming technologies for patients with solid tumors. The company develops therapies using an ex vivo genetic reprogramming technologies, such as c Jun overexpression and NR4A3 gene knockout, to endow resistance to T cell exhaustion; and an ex vivo epigenetic reprogramming technologies, including Epi R to generate population of T cells with durable stemness, and Stim R, a proprietary synthetic cell mimetic. It is also developing LYL797, a genetically and epigenetically reprogrammed ROR1 chimeric antigen receptor (CAR) T cell product candidate that is in Phase 1 clinical trial for the treatment of various solid tumors; and LYL845, a novel epigenetically reprogrammed tumor-infiltrating lymphocytes product candidate, which is in Phase 1 clinical trial targeting multiple solid tumor indications. In addition, the company's preclinical product candidates include LYL119, a ROR1 CAR T-cell product for the treatment of enhanced cytotoxicity; and second generation TIL product. Lyell Immunopharma, Inc. was incorporated in 2018 and is headquartered in South San Francisco, California.
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Today's Range

Now: $20.49
Low: $19.90
High: $21.09

50 Day Range

MA: $23.37
Low: $19.12
High: $25.84

2 Week Range

Now: $20.49
Low: $7.65
High: $45.00

Volume

16,811 shs

Average Volume

103,804 shs

Market Capitalization

$477.62 million

P/E Ratio

N/A

Dividend Yield

N/A

Beta

N/A