Insider Transactions Reported by 23 Insiders of WD 40 CO

Symbol
WDFC on Nasdaq
Location
San Diego, CA

Insiders trading volume in the past year

WD 40 CO executives and other stock owners filed with the SEC include:

Name Relationship Holdings Value Past Year Net Change Change % Report Date
Garry O Ridge Director, Chairman of the Board $15,438,200 24 Oct 2022
Jay Rembolt VP, Finance, Treasurer & CFO $8,825,200 24 Oct 2022
Steven A. Brass President and CEO, Director $6,767,730 +$72,567 +1.1% 28 Oct 2025
Gregory A. Sandfort Director $3,895,800 12 Dec 2023
Eric Etchart Director $1,850,915 +$97,010 +5.5% 12 Dec 2025
David Pendarvis Director $1,704,840 +$207,493 +14% 05 Feb 2026
William B. Noble Group Managing Director $1,599,967 27 Oct 2025
Patricia Q. Olsem Division President, Americas $1,578,428 27 Oct 2025
Daniel T. Carter Director $1,547,609 +$199,370 +15% 12 Dec 2025
Melissa Claassen Director $1,348,200 13 Dec 2022
Richard T. Clampitt VP, General Counsel $1,346,800 20 Oct 2021
Geoffrey Holdsworth Managing Director, Asia-Pac. $1,212,200 24 Oct 2022
Trevor I. Mihalik Director $1,212,105 12 Dec 2024
Sara K. Hyzer VP, Finance & CFO $1,189,730 +$97,136 +8.9% 28 Oct 2025
Jeffrey G. Lindeman VP, Chief People, Cult. & Cap. $968,240 27 Oct 2025
Phenix Q. Kiamilev VP, GC & Chief Compliance Ofcr $862,579 +$11,025 +1.3% 28 Oct 2025
Anne Saunders Director $665,806 12 Dec 2025
Graciela Monteagudo Director $568,796 12 Dec 2025
Edward O Magee Jr. Director $517,321 12 Dec 2025
Lara L. Lee Director $495,543 12 Dec 2025
Cynthia Burks Director $376,755 12 Dec 2025
Rae Ann Partlo VP, Corporate Controller $374,400 24 Oct 2022
Ken Allen Plunk Director $112,882 18 Feb 2026

Recent Insider Transactions by Companies or Individuals for WD 40 CO

Showing up to 300 most recent insider transactions from the last 12 months.

Insider Symbol Class Transaction % Value $ * Price $ Shares Shares Owned Date Ownership
Ken Allen Plunk WDFC Common Stock Award 515 515 18 Feb 2026 Direct
David Pendarvis WDFC Common Stock Purchase 6.55% $104,792 $247.15 424 6,898 05 Feb 2026 Direct
Edward O Magee Jr. WDFC Common Stock Award 30.6% 612 2,613 12 Dec 2025 Direct
Eric Etchart WDFC Common Stock Award 11.7% 979 9,349 12 Dec 2025 Direct
Daniel T. Carter WDFC Common Stock Award 8.49% 612 7,817 12 Dec 2025 Direct
David Pendarvis WDFC Common Stock Award 10.4% 612 6,474 12 Dec 2025 Direct
Lara L. Lee WDFC Common Stock Award 32.4% 612 2,503 12 Dec 2025 Direct
Anne Saunders WDFC Common Stock Award 22.2% 612 3,363 12 Dec 2025 Direct
Graciela Monteagudo WDFC Common Stock Award 27.1% 612 2,873 12 Dec 2025 Direct
Cynthia Burks WDFC Common Stock Award 47.4% 612 1,903 12 Dec 2025 Direct
Eric Etchart WDFC Common Stock Purchase 6.35% $97,010 $194.02 500 8,370 30 Oct 2025 Direct
David Pendarvis WDFC Common Stock Purchase 9.8% $102,702 $196.37 523 5,862 30 Oct 2025 Direct
Phenix Q. Kiamilev WDFC Common Stock Purchase 1.29% $11,025 $200.46 55 4,303 28 Oct 2025 By Trust
Steven A. Brass WDFC Common Stock Purchase 1.08% $72,567 $200.46 362 33,761 28 Oct 2025 Direct
Sara K. Hyzer WDFC Common Stock Purchase 3.49% $40,092 $200.46 200 5,935 28 Oct 2025 Direct
Patricia Q. Olsem WDFC Common Stock Tax liability -12.7% -736 5,074 27 Oct 2025 Direct
William B. Noble WDFC Common Stock Tax liability -6.9% -574 7,741 27 Oct 2025 Direct
Jeffrey G. Lindeman WDFC Common Stock Tax liability -10.2% -554 4,900 27 Oct 2025 Direct
Phenix Q. Kiamilev WDFC Commont Stock Tax liability -6.47% -294 4,248 27 Oct 2025 By Trust
Phenix Q. Kiamilev WDFC Common Stock Tax liability -5.55% -267 4,542 27 Oct 2025 By Trust
Sara K. Hyzer WDFC Common Stock Tax liability -14.7% -988 5,735 27 Oct 2025 Direct
Steven A. Brass WDFC Common Stock Tax liability -11.5% -4,352 33,399 27 Oct 2025 Direct
Daniel T. Carter WDFC Common Stock Purchase 16.1% $199,370 $199.37 1,000 7,205 27 Oct 2025 Direct
Patricia Q. Olsem WDFC Common Stock Award 161.6% 2,131 3,450 09 Oct 2025 Direct
Jeffrey G. Lindeman WDFC Common Stock Award 43.9% 1,664 5,454 09 Oct 2025 Direct
Phenix Q. Kiamilev WDFC Common Stock Award 59.4% 1,793 4,809 09 Oct 2025 By Trust
Sara K. Hyzer WDFC Common Stock Award 64.9% 2,646 6,723 09 Oct 2025 Direct
Steven A. Brass WDFC Common Stock Award 44.7% 11,666 37,751 09 Oct 2025 Direct
Sara K. Hyzer WDFC COMMON STOCK Purchase 6.71% $57,044 $222.83 256 4,072 11 Apr 2025 Direct
* An asterisk sign (*) next to the price indicates that the price is likely invalid.