Companies: 10,795·Total market cap: $144.5T
Lyell Immunopharma, Inc.

Lyell Immunopharma, Inc.

LYELNASDAQHealthcare● Active
$12.31
+$0.34(+2.84%)
Market Cap$287242611
P/E Ratio
52W High$45
52W Low$8.46
Overview

Lyell Immunopharma, Inc. (LYEL) SEC Filings & 10-K Annual Reports

SEC EDGAR regulatory submissions (10-K, 10-Q, 8-K), latest forms, and full filing history — quick links to financials and earnings below.

SEC EDGAR · data.sec.gov · CIK 0001806952 · LYEL · NASDAQ · as of Jun 10, 2026

Filing snapshot

314
Total Filings
SCHEDULE 13G/A
Latest Form
2026-05-15
Most Recent
2021
Filing Since

Source: SEC EDGAR (data.sec.gov) · CIK 0001806952 · Updated hourly · Not investment advice

Latest Annual Report

10-K · Annual ReportFY
Filed Date
2026-03-12
Fiscal Year End
Mar 12, 2026
Accession No.
0001628280-26-017253
Primary Document
lyel-20251231.htm
Source: data.sec.gov · CIK 0001806952 · Accession 0001628280-26-017253

Latest Key Filings

10-QQuarterly Report
10-Q
2026-05-06
8-KCurrent Report
8-K
2026-05-06Material Event
Form 4Insider Activity
Ownership Change Disclosures

Executive & director trade disclosures. Full buy/sell sentiment analysis on the dedicated tab.

SEC Filing History

Hide Form 4 / 144
SCHEDULE 13G/ASCHEDULE 13G/A
SCHEDULE 13G/A
2026-05-15
View
SCHEDULE 13G/ASCHEDULE 13G/A
SCHEDULE 13G/A
2026-05-11
View
SCHEDULE 13G/ASCHEDULE 13G/A
SCHEDULE 13G/A
2026-05-08
View
10-QQuarterly Report
10-Q
2026-05-06
View
8-KCurrent Report
8-K
2026-05-06
View
ARSARS
ARS
2026-04-24
View
DEFA14AProxy Statement (Additional)
DEFA14A
2026-04-24
View
DEF 14AProxy Statement
DEF 14A
2026-04-24
View
SCHEDULE 13GSCHEDULE 13G
SCHEDULE 13G
2026-04-21
View
EFFECTEFFECT
EFFECT
2026-04-14
View
CORRESPCORRESP
CORRESP
2026-04-13
View
UPLOADUPLOAD
UPLOAD
2026-04-08
View
S-3Shelf Registration
S-3
2026-04-03
View
3Initial Statement of Beneficial Ownership
Initial Statement of Beneficial Ownership
2026-03-16
View
S-8Employee Stock Plan Registration
S-8
2026-03-12
View
Showing 1–15 of 194 filingsForm 4 / 144 hidden· 314 total in EDGAR

About SEC Filings & 10-K Annual Reports

Data source: SEC EDGAR (data.sec.gov)  |  Updated: Hourly  |  CIK: 0001806952  |  Exchange: NASDAQ · Healthcare

Lyell Immunopharma, Inc. (NASDAQ: LYEL) has submitted 314 documents to the U.S. Securities and Exchange Commission (SEC) since its IPO in 2021. As a Healthcare sector company with CIK 0001806952, all filings are publicly accessible via the EDGAR database at no cost.

The annual 10-K report is Lyell Immunopharma, Inc.'s most comprehensive regulatory disclosure. The most recent Lyell Immunopharma, Inc. 10-K was filed on 2026-03-12 for fiscal year ending 2026. Historical LYEL 10-K annual reports are available from 2020 through 2026.

Investors researching Lyell Immunopharma, Inc. SEC filings can access 10-K annual reports, quarterly 10-Q reports, material event 8-K filings, and proxy statements directly from the links above. All documents are sourced from the official SEC EDGAR system.

Source: SEC EDGAR · data.sec.gov · SEC Form 10-K · SEC Form 10-Q · SEC Form 8-K2026-06-10

Frequently Asked Questions

LYEL SEC Filings · 8 questions

Lyell Immunopharma, Inc. (LYEL) SEC filings are publicly available on this page and on the official SEC EDGAR database at sec.gov. You can browse all 314 filings and access original documents at no cost. Lyell Immunopharma, Inc.'s CIK is 0001806952.

LYEL SEC filingsLyell Immunopharma, Inc. SEC documentsfind LYEL 10-K