Stocks / ILMN / Shares Outstanding

Illumina, Inc. Shares Outstanding 2008–2025

Illumina, Inc. reported 153.0M of shares outstanding for fiscal 2025. That was 3.8% lower than fiscal 2024. Compared with fiscal 2019, the change was -1.5%. A falling share count is consistent with net buybacks exceeding issuance over the period, though the filing should be checked for the components.

Latest filed value
153.0M
One-year change
-3.8%
Change since 2019
-1.5%
Latest period end
2025-12-31
Illumina, Inc. Shares Outstanding history from 2008 to 2025FY 2008: 0FY 2010: 0FY 2011: 130151996FY 2012: 128970976FY 2012: 130980979FY 2013: 134975623FY 2014: 151784829FY 2016: 154907626FY 2017: 154290464FY 2017: 155347248FY 2018: 155347248FY 2019: 155347248FY 2021: 154290464FY 2022: 157000000FY 2022: 158000000FY 2023: 159000000FY 2024: 159000000FY 2025: 153000000
Annual filed history. Hover chart points for raw values; the accessible table below is the source of record.
Fiscal yearShares OutstandingChange (YoY)
FY 2025153.0M-3.8%
FY 2024159.0M+0.0%
FY 2023159.0M+0.6%
FY 2022158.0M+0.6%
FY 2022157.0M+1.8%
FY 2021154.3M-0.7%
FY 2019155.3M+0.0%
FY 2018155.3M+0.0%
FY 2017155.3M+0.7%
FY 2017154.3M-0.4%
FY 2016154.9M+2.1%
FY 2014151.8M+12.5%
FY 2013135.0M+3.0%
FY 2012131.0M+1.6%
FY 2012129.0M-0.9%
FY 2011130.2M
FY 20100.0M
FY 20080.0M

Source: Illumina, Inc. SEC filings — balance sheet (10-K), split-adjusted. Computed deterministically; refreshed nightly (last updated August 2, 2026). Open ILMN 10-K filings at SEC EDGAR · Methodology · Download CSV.

How to read this history

Illumina, Inc. reported 153.0M of shares outstanding for fiscal 2025. That was 3.8% lower than fiscal 2024. Compared with fiscal 2019, the change was -1.5%. A falling share count is consistent with net buybacks exceeding issuance over the period, though the filing should be checked for the components. Values remain missing when the cached filing does not disclose a comparable line item; they are never estimated. Stock splits, reorganizations and fiscal-calendar changes can reduce comparability.

Prepared and reviewed by the stockportfolio.pro research desk. Corrections: support@stockportfolio.pro.

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Illumina, Inc. — frequently asked questions

What is Illumina, Inc.'s shares outstanding?

Illumina, Inc. (ILMN) reported shares outstanding of 153.0M for fiscal year 2025, per its SEC filings.

Where does this data come from?

Figures are computed from Illumina, Inc.'s official SEC filings (balance sheet (10-K), split-adjusted), refreshed nightly. Not investment advice.

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