Wd 40 Co (WDFC) Insider Ownership

Historic Insider Ownership Trends

Data spanning the past 90 days through January 13, 2026 reveals that Wd 40's three principal insider shareholders consist of Director Garry O Ridge (64.72K shares), Vp And Finance And Treasurer & Cfo Jay Rembolt (44.13K shares), President And Ceo Steven A Brass (33.76K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares Report Date
Garry O Ridge 64,719 25 Oct, 2022
Jay Rembolt Vp And Finance And Treasurer & Cfo 44,126 25 Oct, 2022
Steven A Brass President And Ceo 33,761 29 Oct, 2025
Gregory A Sandfort 19,479 13 Dec, 2023
Patricia Q Olsem Division President And Americas 10,348 29 Oct, 2025
Eric Etchart 9,349 12 Dec, 2025
William B Noble Group Managing Director 8,097 29 Oct, 2025
Phenix Q. Kiamilev Vp And General Counsel & Corp Sec 7,847 07 Oct, 2024
Daniel T Carter 7,817 12 Dec, 2025
Melissa Claassen 6,741 15 Dec, 2022
Richard T Clampitt Vp And General Counsel 6,734 26 Oct, 2021
David Pendarvis 6,474 12 Dec, 2025
Geoffrey Holdsworth Managing Director And Asia Pac. 6,061 25 Oct, 2022
Sara Kathleen Hyzer Vp And Finance & Cfo 5,935 29 Oct, 2025
Jeffrey G Lindeman Vp And Chief People And Cult. & Cap. 4,900 28 Oct, 2025
Trevor I Mihalik 4,184 16 Dec, 2024
Anne Saunders 3,363 12 Dec, 2025
Graciela Monteagudo 2,873 12 Dec, 2025
Edward O Jr Magee 2,613 12 Dec, 2025
Lara L Lee 2,503 12 Dec, 2025
Cynthia Burks 1,903 12 Dec, 2025
Rae Ann Partlo Vp And Corporate Controller 1,872 25 Oct, 2022

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
12 Dec, 2025 Daniel T Carter Common Stock A 612 - 7,817 D A
12 Dec, 2025 David Pendarvis Common Stock A 612 - 6,474 D A
12 Dec, 2025 Anne Saunders Common Stock A 612 - 3,363 D A
12 Dec, 2025 Eric Etchart Common Stock A 367 - 9,349 D A
12 Dec, 2025 Eric Etchart Common Stock A 612 - 8,982 D A
12 Dec, 2025 Graciela Monteagudo Common Stock A 612 - 2,873 D A
12 Dec, 2025 Lara L Lee Common Stock A 612 - 2,503 D A
12 Dec, 2025 Edward O Jr Magee Common Stock A 612 - 2,613 D A
12 Dec, 2025 Cynthia Burks Common Stock A 612 - 1,903 D A
30 Oct, 2025 David Pendarvis Common Stock A 523 $196.37 5,862 D P
30 Oct, 2025 Eric Etchart Common Stock A 500 $194.02 8,370 D P
28 Oct, 2025 Steven A Brass Common Stock A 362 $200.46 33,761 D P
28 Oct, 2025 Phenix Q. Kiamilev Common Stock A 55 $200.46 4,303 I P
28 Oct, 2025 Sara Kathleen Hyzer Common Stock A 200 $200.46 5,935 D P
27 Oct, 2025 Daniel T Carter Common Stock A 1,000 $199.37 7,205 D P
27 Oct, 2025 William B Noble Common Stock D 258 - 7,741 D F
27 Oct, 2025 William B Noble Common Stock D 316 - 8,097 D F
27 Oct, 2025 Steven A Brass Common Stock D 2,380 - 35,371 D F
27 Oct, 2025 Steven A Brass Common Stock D 1,972 - 33,399 D F
27 Oct, 2025 Patricia Q Olsem Common Stock D 401 - 5,074 D F