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WD 40 CO
WDFC - CIK 0000105132
Market cap$2.99 B
Rank#1803
SEC filings1,515
Market capitalization of WD 40 CO
As of 2026-06-11, WD 40 CO (WDFC) has a market capitalization of $2.99 B, making it the #1803 most valuable US-listed company.
Recent market cap readings
| Date | Market cap |
|---|---|
| 2026-06-11 | $2.99 B |
| 2026-06-10 | $2.99 B |
| 2026-05-29 | $2.70 B |
| 2026-05-28 | $2.77 B |
| 2026-05-26 | $2.77 B |
| 2026-05-25 | $2.79 B |
| 2026-05-24 | $2.79 B |
| 2026-05-22 | $2.79 B |
Readings accumulate daily as market data refreshes, combining SEC-reported share counts with live prices.
Market Cap of similar companies
Frequently asked questions
What is WD 40 CO's market cap?
As of 2026-06-11, WD 40 CO (WDFC) has a market capitalization of $2.99 B, making it the #1803 most valuable US-listed company.
Where does WD 40 CO rank by market cap?
WD 40 CO is the #1803 largest US-listed company by market capitalization.
Data parsed from SEC EDGAR XBRL filings. See the full market cap rankings.