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as of 03-05-2026 3:57pm EST

$21.99
$1.81
-7.61%
Stocks Health Care Biotechnology: Pharmaceutical Preparations Nasdaq

Lyell Immunopharma Inc is a clinical-stage cell therapy company. It has a pipeline of product candidates for patients with solid tumors utilizing ex vivo genetic and epigenetic T-cell reprogramming technologies. The company's product pipeline includes, LYL797, LYL119, LYL845 among others.

Founded: 2018 Country:
United States
United States
Employees: N/A City: SOUTH SAN FRANCISCO
Market Cap: 490.1M IPO Year: 2021
Target Price: $25.00 AVG Volume (30 days): 95.9K
Analyst Decision: Strong Buy Number of Analysts: 3
Dividend Yield:
N/A
Dividend Payout Frequency: N/A
EPS: -8.38 EPS Growth: -40.86
52 Week Low/High: $0.39 - $45.00 Next Earning Date: N/A
Revenue: $61,000 Revenue Growth: -53.08%
Revenue Growth (this year): -62.38% Revenue Growth (next year): N/A
P/E Ratio: -2.84 Index: N/A
Free Cash Flow: -162858000.0 FCF Growth: N/A

AI-Powered LYEL Daily Prediction

Machine learning model trained on 25+ technical indicators

Updated a day ago

AI Recommendation

hold
Model Accuracy: 75.63%
75.63%
Confidence

Disclaimer: This prediction is generated by an AI model and should not be considered as financial advice. Always conduct your own research and consult with financial professionals before making investment decisions.

Stock Insider Trading Activity of Lyell Immunopharma Inc. (LYEL)

Hill Stephen J.

Chief Operating Officer

Sell
LYEL Feb 11, 2026

Avg Cost/Share

$23.39

Shares

1,236

Total Value

$28,910.04

Owned After

17,795

SEC Form 4

Seely Lynn

President and CEO

Sell
LYEL Feb 11, 2026

Avg Cost/Share

$23.39

Shares

7,455

Total Value

$174,372.45

Owned After

74,266

SEC Form 4

Lee Gary K.

Chief Scientific Officer

Sell
LYEL Feb 11, 2026

Avg Cost/Share

$23.39

Shares

1,671

Total Value

$39,084.69

Owned After

16,938

SEC Form 4

Hill Stephen J.

Chief Operating Officer

Sell
LYEL Feb 10, 2026

Avg Cost/Share

$23.12

Shares

109

Total Value

$2,520.08

Owned After

17,795

SEC Form 4

Seely Lynn

President and CEO

Sell
LYEL Feb 10, 2026

Avg Cost/Share

$23.12

Shares

438

Total Value

$10,126.56

Owned After

74,266

SEC Form 4

Lee Gary K.

Chief Scientific Officer

Sell
LYEL Feb 10, 2026

Avg Cost/Share

$23.12

Shares

147

Total Value

$3,398.64

Owned After

16,938

SEC Form 4

Bulis Veronica Sanchez

VP, Corporate Controller

Sell
LYEL Feb 10, 2026

Avg Cost/Share

$23.12

Shares

254

Total Value

$5,872.48

Owned After

15,637

SEC Form 4

Bulis Veronica Sanchez

VP, Corporate Controller

Sell
LYEL Dec 30, 2025

Avg Cost/Share

$32.32

Shares

936

Total Value

$30,251.52

Owned After

15,637

SEC Form 4

Bulis Veronica Sanchez

VP, Corporate Controller

Sell
LYEL Dec 24, 2025

Avg Cost/Share

$38.67

Shares

1,136

Total Value

$43,929.12

Owned After

15,637

SEC Form 4

Earnings Transcripts

SEC 8-K filings with transcript text

View All
2025
Q3

Q3 2025 Earnings

8-K SELL

Nov 12, 2025 · 100% conf.

AI Prediction SELL

1D

+0.85%

$17.78

5D

-13.12%

$15.32

20D

-16.69%

$14.69

Price: $17.63 Prob +5D: 0% AUC: 1.000
0001628280-25-051603

lyel-202511120001806952false00018069522025-11-122025-11-12

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549


FORM 8-K


CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 12, 2025


Lyell Immunopharma, Inc. (Exact name of Registrant as Specified in Its Charter)


Delaware001-4050283-1300510 (State or Other Jurisdiction of Incorporation)(Commission File Number)(IRS Employer Identification No.)

201 Haskins Way South San Francisco, California 94080 (Address of Principal Executive Offices)(Zip Code)

Registrant’s Telephone Number, Including Area Code: 650 695-0677 (Former Name or Former Address, if Changed Since Last Report) Not Applicable


Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

oWritten communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

oSoliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

oPre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

oPre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of each classTrading Symbol(s)Name of each exchange on which registered Common Stock, $0.0001 par value per shareLYELNASDAQ Global Select Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§ 230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§ 240.12b-2 of this chapter). Emerging growth company o If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. o

Item 2.02 Results of Operations and Financial Condition. On November 12, 2025, Lyell Immunopharma, Inc. (the “Company”) issued a press release announcing its financial results for the quarter ended September 30, 2025. A copy of the press release is attached hereto as Exhibit 99.1. The information in this Item 2.02, including the attached Exhibit 99.1, is being furnished and shall not be deemed “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference into any filing made by the Company under the Securities Act of 1933, as amended, or the Exchange Act, except as shall be expressly set forth by specific reference in such a filing.

Item 9.01 Financial Statements and Exhibits. (d) Exhibits

Exhibit NumberDescription

99.1Press Release Dated November 12, 2025

104Cover Page Interactive Data File (embedded within the Inline XBRL document)

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized.

Lyell Immunopharma, Inc.

Date:November 12, 2025By:/s/ MARK MELTZ Mark Meltz General Counsel and Corporate Secretary

2025
Q2

Q2 2025 Earnings

8-K

Aug 12, 2025

0001806952-25-000007

lyel-202508120001806952false00018069522025-08-122025-08-12

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549


FORM 8-K


CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 12, 2025


Lyell Immunopharma, Inc. (Exact name of Registrant as Specified in Its Charter)


Delaware001-4050283-1300510 (State or Other Jurisdiction of Incorporation)(Commission File Number)(IRS Employer Identification No.)

201 Haskins Way South San Francisco, California 94080 (Address of Principal Executive Offices)(Zip Code)

Registrant’s Telephone Number, Including Area Code: 650 695-0677 (Former Name or Former Address, if Changed Since Last Report) Not Applicable


Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

oWritten communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

oSoliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

oPre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

oPre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of each classTrading Symbol(s)Name of each exchange on which registered Common Stock, $0.0001 par value per shareLYELNASDAQ Global Select Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§ 230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§ 240.12b-2 of this chapter). Emerging growth company o If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. o

Item 2.02 Results of Operations and Financial Condition. On August 12, 2025, Lyell Immunopharma, Inc. (the “Company”) issued a press release announcing its financial results for the quarter ended June 30, 2025. A copy of the press release is attached hereto as Exhibit 99.1. The information in this Item 2.02, including the attached Exhibit 99.1, is being furnished and shall not be deemed “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference into any filing made by the Company under the Securities Act of 1933, as amended, or the Exchange Act, except as shall be expressly set forth by specific reference in such a filing.

Item 9.01 Financial Statements and Exhibits. (d) Exhibits

Exhibit NumberDescription

99.1Press Release Dated August 12, 2025

104Cover Page Interactive Data File (embedded within the Inline XBRL document)

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized.

Lyell Immunopharma, Inc.

Date:August 12, 2025By:/s/ MARK MELTZ Mark Meltz General Counsel and Corporate Secretary

2025
Q1

Q1 2025 Earnings

8-K

May 13, 2025

0001628280-25-025128

lyel-202505130001806952false00018069522025-05-132025-05-13

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549


FORM 8-K


CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 13, 2025


Lyell Immunopharma, Inc. (Exact name of Registrant as Specified in Its Charter)


Delaware001-4050283-1300510 (State or Other Jurisdiction of Incorporation)(Commission File Number)(IRS Employer Identification No.)

201 Haskins Way South San Francisco, California 94080 (Address of Principal Executive Offices)(Zip Code)

Registrant’s Telephone Number, Including Area Code: 650 695-0677 (Former Name or Former Address, if Changed Since Last Report) Not Applicable


Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

oWritten communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

oSoliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

oPre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

oPre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of each classTrading Symbol(s)Name of each exchange on which registered Common Stock, $0.0001 par value per shareLYELNASDAQ Global Select Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§ 230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§ 240.12b-2 of this chapter). Emerging growth company o If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. o

Item 2.02 Results of Operations and Financial Condition. On May 13, 2025, Lyell Immunopharma, Inc. (the “Company”) issued a press release announcing its financial results for the quarter ended March 31, 2025. A copy of the press release is attached hereto as Exhibit 99.1. The information in this Item 2.02, including the attached Exhibit 99.1, is being furnished and shall not be deemed “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference into any filing made by the Company under the Securities Act of 1933, as amended, or the Exchange Act, except as shall be expressly set forth by specific reference in such a filing.

Item 9.01 Financial Statements and Exhibits. (d) Exhibits

Exhibit NumberDescription

99.1Press Release Dated May 13, 2025

104Cover Page Interactive Data File (embedded within the Inline XBRL document)

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized.

Lyell Immunopharma, Inc.

Date:May 13, 2025By:/s/ CHARLES NEWTON Charles Newton Chief Financial Officer

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