Abcam plc
Abcam plc (ABCZF) Shares Outstanding — Overview
Basic and diluted weighted average shares, YoY change, float context, and historical trend from SEC filings and FMP.
ABCZF · shares outstanding · updated Jun 8, 2026
Key metrics
as of Dec 31, 2022Shares Outstanding Growth Rate
CAGR · weighted avg basic sharesNegative CAGR typically indicates share buyback or retirement activity. Interpret alongside Splits and Financials tabs. Splits / Financials
Shares outstanding history
Annual shares outstanding by year
Healthcare sector shares outstanding comparison
Shares Outstanding for similar companies or competitors in the Healthcare sector.
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Understanding Shares Outstanding
Basic · Diluted · FloatWhat Are Shares Outstanding? (Basic)
Abcam plc (ABCZF) shares outstanding is the total number of issued shares held by shareholders — the basis for Basic EPS and market capitalization. As of December 31, 2022, Abcam plc reports 228.7M basic shares outstanding (weighted average).
Basic vs. Diluted Shares Outstanding
Abcam plc's basic shares outstanding (228.7M) represents currently issued shares. Diluted shares outstanding (231.3M) also includes potential shares from stock options, RSUs, and convertibles. Dilution spread: +1.14%.
Shares Outstanding vs. Float (Free Float)
Abcam plc's float is 224.7M (97.6% of total shares outstanding) — shares freely available for public trading, excluding insider-held and restricted shares.
ⓘ Float data from /shares-float reflects the most recent SEC filing period-end. The weighted average shares (from /income-statement) may differ — this is a normal reporting window difference, not a data error.
FMP /income-statement · /shares-float · SEC EDGAR · GBP
About shares outstanding & methodology
Abcam plc (ABCZF) shares outstanding history from 2006 to 2022. Shares outstanding can be defined as the total number of shares held by all shareholders — including institutional investors, retail investors, and company insiders — assuming conversion of all convertible debt, securities, warrants, and options. This metric excludes the company's treasury shares.
Abcam plc shares outstanding for the fiscal year ending December 31, 2022 were 228.7M, a 10.16% increase year-over-year. Abcam plc FY 2022 shares outstanding were 228.7M, a +10.16% increase from FY 2021.
Abcam plc is a leading company operating in the Healthcare sector. The company's share count trajectory — with a 10-year CAGR of +1.5% — is a key signal for investors evaluating capital return policy, EPS accretion, and long-term shareholder value creation.
Frequently asked questions
ABCZF shares outstanding · 4 questionsAs of December 31, 2022, Abcam plc (ABCZF) has approximately 228.7M basic shares outstanding and 231.3M diluted shares outstanding. This represents a +10.16% year-over-year increase from FY 2021 (207.6M). The increase may reflect equity compensation issuances or secondary offerings.
▸ Data: FMP /income-statement · /shares-float · SEC EDGAR · weighted average basis · Abcam plc SEC 10-K & 10-Q filings · US GAAP · Last updated: 2026-06-08