// company-profile
Wd 40 Co
WDFCExchangeNasdaqSectorMiscellaneous Chemical ProductsInc.DEFilings81Insiders17
// api This Wd 40 Co insider-trading data is served live by the Form4API insider trading API. Get the same data via API.
// activity-summary
No insider transactions in the last 30 days.
No insider activity recorded for WDFC in the last 90 days.
Institutional Ownership
Top 13F-HR holders of Wd 40 Co as of 2026-03-31
Total reported AUM
$2.09B
QoQ change
+13.0%
Reporting period
2026-03-31
#1
BlackRock, Inc.
CIK 2012383
$291.3M
1.4M shares
#2
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
$123.5M
606K shares
#3
STATE STREET CORP
CIK 93751
$107.4M
526K shares
Data source: SEC Form 13F-HR filings. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →
Insider Transactions
Sourced from SEC EDGAR Form 4 filings. Updated hourly.
| Date | Insider | Company | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Feb 18, 2026 | Plunk Ken Allen | WDFC | Award | 515 | — | — |
| Feb 5, 2026 | PENDARVIS DAVID | WDFC | Purchase | 424 | $247.15 | $105K |
| Dec 12, 2025 | Monteagudo Graciela | WDFC | Award | 612 | — | — |
| Dec 12, 2025 | PENDARVIS DAVID | WDFC | Award | 612 | — | — |
| Dec 12, 2025 | Burks Cynthia | WDFC | Award | 612 | — | — |
45 more transactions hidden
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