By CapitalSnitch Research Desk · updated Oct 11, 2026 · data from SEC filings and official Congress disclosures
WDFC insiders were on both sides of the trade this year. Buys came to roughly $628,000 (six buyers), sales to $117,000 (one seller).
Biggest single buyer: CARTER DANIEL T, Director, with roughly $199,000. That includes C-suite money, which tends to get the most attention.
Quarter by quarter: Last full quarter: net selling by insiders. Insiders bought in 3 of the last 7 full quarters. Big money check: 385 institutions held WDFC as of Q2 2026, and funds were split between buying and selling. WDFC also shows up in congressional disclosures: 2 reported trades from one lawmaker in two years.
Are insiders buying or selling WDFC stock?
In the last 12 months WD 40 Co insiders made open-market purchases worth about $628,000 and sales worth about $117,000. Data comes from SEC Form 4 filings, updated every 30 minutes on CapitalSnitch.
When was the last insider trade in WDFC?
The most recent open-market insider trade in WDFC was filed on 2026-08-14.
How many institutions own WDFC?
385 investment managers reported holding WDFC in SEC Form 13F filings for Q2 2026.
Has any member of Congress traded WDFC?
Yes. Members of Congress reported 2 trades in WDFC over the past two years. The full list is free on CapitalSnitch.
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Public-record data for research and education, not investment advice. Insider sales are often pre-planned (10b5-1).
Congress data: Data derived from public disclosures filed under the Ethics in Government Act and the STOCK Act, republished free for public transparency and news reporting. Disclosures may lag the trade by 45 days or more and show amounts only as ranges. This data may not be used for credit rating, loan underwriting, solicitation of money (political, charitable or other), direct-mail or commercial targeting (5 U.S.C. 13107).