WDFC WD 40 (WDFC) Insider Trading, Ownership & Congress Trades
Materials · Miscellaneous chemical products · CIK 0000105132
Form 144 · 1
Insider buyers, 180 days
0
House members buying, 1 year
0
STOCK Act, US House only, disclosed up to 45 days after the trade
Funds added, last quarter
171
13F, latest reported quarter
What the filings say about WDFC
Insiders, 180 days
-$117.1K net sold
1 seller · 0% of sales under a 10b5-1 plan
Congress, 1 year
No trades
Last one: sale, 2025-07-22
Planned sales (Form 144), 90 days
$136.4K
1 notice
WD 40 insider trades (Form 4)
Form 4 buys and sells (codes P and S). Grants, option exercises
and conversions excluded.
Over the last 180 days, WD 40 CO insiders sold a net $117.1K of stock across 32 Form 4 purchases and sales, with no insider buying. Source: SEC Form 4 filings, as of 2026-10-27.
Insider
Filed
Shares
Value
Since filing
Context
- 4 earlier Form 4 trades (code P or S) here by this insider (4 sales), the last on Aug 10, 2026.
- The trade is 4.4% of the 4,574 shares held after it.
- No other insider sold within 30 days.
- 171 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Division President, Americas Olsem Patricia Q sold about $46.9K of WDFC on Aug 13, 2026; 171 funds added in the latest 13F quarter.Context
- 3 earlier Form 4 trades (code P or S) here by this insider (3 sales), the last on Jun 14, 2023.
- The trade is 6.3% of the 4,774 shares held after it.
- No other insider sold within 30 days.
- 171 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Division President, Americas Olsem Patricia Q sold about $70.1K of WDFC on Aug 10, 2026, the largest insider sale at the company since 2024; 171 funds added in the latest 13F quarter.Context
- 2 earlier Form 4 trades (code P or S) here by this insider (2 buys), the last on Oct 30, 2025.
- +5.4% median (+5.4% mean) 90-day return after 2 previous buys.
- The trade is 6.1% of the 6,898 shares held after it.
- No other insider bought within 30 days.
- 171 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Director PENDARVIS DAVID bought about $104.8K of WDFC on Feb 5, 2026; 171 funds added in the latest 13F quarter.Context
- 1 earlier Form 4 trade (code P or S) here by this insider (1 buy), the last on Aug 4, 2022.
- The trade is 6.0% of the 8,370 shares held after it.
- 5 other insiders bought within 30 days.
- 171 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Director Etchart Eric bought about $97.0K of WDFC on Oct 30, 2025; 5 other insiders bought within 30 days and 171 funds added in the latest 13F quarter.Context
- 1 earlier Form 4 trade (code P or S) here by this insider (1 buy), the last on Apr 12, 2024.
- The trade is 8.9% of the 5,862 shares held after it.
- 5 other insiders bought within 30 days.
- 171 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Director PENDARVIS DAVID bought about $102.7K of WDFC on Oct 30, 2025; 5 other insiders bought within 30 days and 171 funds added in the latest 13F quarter.32 transactions on record
Since filing: total return from the first close after the filing to the latest close, dividend-adjusted. Not a forecast.
Context lines are counts over the filings above and returns from our own price history, never a price level. Not investment advice.
Seven facts, ranked against the sector ·
Rank is not a forecast
Insiders
net -$117.1K over 180 days
-$117.1K over 90 days
more than 56% of Materials
Congress
no House purchase disclosed in the last 12 months
Funds
171 funds bought in last quarter
more than 59% of Materials
Revenue
+5.0% year over year
more than 64% of Materials
Margin
14.7% net margin
more than 88% of Materials
Buybacks
$22.5M repurchased, FY to 2026-05-31
below 68% of Materials
Short interest
4.1% of the float short (float per yahoo 2026-10-26) · 3.9 days to cover · settled 2026-09-30
more than 57% of Materials
What changed in the last 30 days
Nothing new filed in the last 30 days
Watch WDFC
A free account keeps a watchlist and can send one email a day when insiders, funds or Congress file on the names in it. No password and no card.
The year, with the filings on it
Total return over 12 months. Each marker is a filing; hover or tap one for the detail.
+9.0%12M
Insider buyInsider sellForm 144 (planned sale)
Indexed to 100, dividend-adjusted, not a price chart.
When a name files heavily, the largest trades are drawn first.
Who owns WDFC: institutional holders (13F)
13F holdings, latest reported quarter
2,075,743 sh
$505.7M
1,075,929 sh
$262.1M
$153.3M
604,460 sh
$147.3M
549,199 sh
$133.8M
Congress trades in WDFC
STOCK Act disclosures, US House only, filed up to 45 days after the trade
Sold 2025-07-22 · disclosed 22 days later
$1,001 - $15,000
Bought 2025-07-16 · disclosed 28 days later
$1,001 - $15,000
Activist and 5% holders (13D/13G)
No 5%+ ownership filings
Nobody has filed for crossing 5%. That is a fact, not missing data.
WDFC planned insider sales (Form 144)
Notice of intent to sell, filed before any sale
Olsem Patricia Q
Filed 2026-08-07
$136.4K
WDFC mutual fund holders (N-PORT)
Funds ranked by the share of their own portfolio in this stock (N-PORT).
Virtus KAR Small-Cap Value Fund
$26.3M position · as of 2026-06-30
4.4%
Virtus KAR Small-Cap Value Series
$2.2M position · as of 2026-06-30
4.2%
Invesco S&P SmallCap Consumer Staples ETF
$1.2M position · as of 2026-05-31
3.6%
Nationwide Geneva Small Cap Growth Fund
$15.7M position · as of 2026-07-31
1.8%
Columbia Acorn Fund
$33.0M position · as of 2026-06-30
1.2%
THRIVENT MID CAP STOCK PORTFOLIO
$23.2M position · as of 2026-06-30
1.2%
SEC N-PORT, monthly, about 60 days late · funds ≥ $10M ·
% is the share of the fund's own portfolio
Executive pay vs shareholder return · Steven A. Brass
CEO pay, headline and as actually paid, against the company's
return and its chosen peers' (DEF 14A).
FY
CEO total
Actually paid
Other execs, avg
TSR
Peer TSR
2025
$4.3M
$1.5M
$1.1M
+14%
+52%
2024
$3.7M
$5.0M
$1.1M
+36%
+42%
2023
$2.5M
$2.7M
$817.1K
+10%
+22%
2022
$3.6M
$3.5M
$945.3K
-5%
+18%
2021
$3.7M
$4.2M
$1.3M
+19%
+46%
Tagged by the company under SEC Item 402(v). Returns are
cumulative from the start of the disclosure period. Green where the company beat its own peer group.
Live price
Daily candles from TradingView, under their licence. No filings marked.
Why this name is on the desk
Insiders have filed to sell, before selling.
The record shows a net $117.1K sold by insiders over 180 days, 171 funds added last quarter, $136.4K in planned Form 144 sales. Each figure is a federal filing, dated the day it went public.
WDFC financials
Revenue growth
+5.0%
XBRL, annual
Net margin
14.7%
Ratios from the company's XBRL filings, latest filings
Revenue, TTM
$674.7M
four quarters, 2025-06-01 to 2026-05-31
Revenue, TTM WDFC
| FY Aug 2025 | $620.0M |
| FY Aug 2024 | $590.6M |
| FY Aug 2023 | $537.3M |
| FY Aug 2022 | $518.8M |
| FY Aug 2021 | $488.1M |
| May 2026 | $195.1M |
| Feb 2026 | $161.7M |
| Nov 2025 | $154.4M |
| Aug 2025 | $163.5M |
| May 2025 | $156.9M |
| Feb 2025 | $146.1M |
| Nov 2024 | $153.5M |
| Aug 2024 | $156.0M |
At each fiscal year end
Single quarter
Net margin, TTM
+13.2%
net income over revenue, 2025-06-01 to 2026-05-31
Net margin, TTM WDFC
| FY Aug 2025 | +14.7% |
| FY Aug 2024 | +11.8% |
| FY Aug 2023 | +12.3% |
| FY Aug 2022 | +13.0% |
| FY Aug 2021 | +14.4% |
| May 2026 | +15.5% |
| Feb 2026 | +12.6% |
| Nov 2025 | +11.3% |
| Aug 2025 | +13.0% |
| May 2025 | +13.4% |
| Feb 2025 | +20.4% |
| Nov 2024 | +12.3% |
| Aug 2024 | +10.8% |
At each fiscal year end
Single quarter
Free cash flow, TTM
$79.5M
operating cash flow minus capex, 2025-06-01 to 2026-05-31
Free cash flow, TTM WDFC
| FY Aug 2025 | $83.4M |
| FY Aug 2024 | $87.8M |
| FY Aug 2023 | $91.5M |
| FY Aug 2022 | -$5.7M |
| FY Aug 2021 | $69.7M |
| May 2026 | $29.3M |
| Feb 2026 | $12.5M |
| Nov 2025 | $9.1M |
| Aug 2025 | $28.6M |
| May 2025 | $34.0M |
| Feb 2025 | $6.6M |
| Nov 2024 | $14.2M |
| Aug 2024 | $26.4M |
At each fiscal year end
Single quarter
Debt to equity
0.36x
long-term 2026-05-31 plus current 2026-05-31; equity 2026-05-31
Debt to equity WDFC
| FY Aug 2025 | 0.32x |
| FY Aug 2024 | 0.41x |
| FY Aug 2023 | 0.57x |
| FY Aug 2022 | 0.78x |
| FY Aug 2021 | 0.58x |
| May 2026 | 0.36x |
| Feb 2026 | 0.38x |
| Nov 2025 | 0.34x |
| Aug 2025 | 0.32x |
| May 2025 | 0.37x |
| Feb 2025 | 0.48x |
| Nov 2024 | 0.48x |
| Aug 2024 | 0.41x |
At each fiscal year end
Trailing four quarters at each quarter end
Cash flow to debt
0.84x
TTM operating cash flow over long-term 2026-05-31 plus current 2026-05-31
Cash flow to debt WDFC
| FY Aug 2025 | 1.01x |
| FY Aug 2024 | 0.97x |
| FY Aug 2023 | 0.82x |
| FY Aug 2022 | 0.02x |
| FY Aug 2021 | 0.73x |
| May 2026 | 0.84x |
| Feb 2026 | 0.88x |
| Nov 2025 | 0.91x |
| Aug 2025 | 1.01x |
| May 2025 | 0.89x |
| Feb 2025 | 0.61x |
| Nov 2024 | 0.74x |
| Aug 2024 | 0.97x |
At each fiscal year end
Trailing four quarters at each quarter end
Return on equity
+33.3%
TTM net income over average of 2025-05-31 and 2026-05-31
Return on equity WDFC
| FY Aug 2025 | +36.5% |
| FY Aug 2024 | +31.6% |
| FY Aug 2023 | +33.1% |
| FY Aug 2022 | +34.6% |
| FY Aug 2021 | +38.9% |
| May 2026 | +33.3% |
| Feb 2026 | +31.3% |
| Nov 2025 | +36.5% |
| Aug 2025 | +36.5% |
| May 2025 | +36.1% |
| Feb 2025 | +37.3% |
| Nov 2024 | +32.1% |
| Aug 2024 | +31.6% |
At each fiscal year end
Trailing four quarters at each quarter end
Return on assets
+18.7%
TTM net income over average of 2025-05-31 and 2026-05-31
Return on assets WDFC
| FY Aug 2025 | +19.7% |
| FY Aug 2024 | +15.7% |
| FY Aug 2023 | +15.1% |
| FY Aug 2022 | +15.6% |
| FY Aug 2021 | +17.7% |
| May 2026 | +18.7% |
| Feb 2026 | +17.2% |
| Nov 2025 | +19.7% |
| Aug 2025 | +19.7% |
| May 2025 | +19.2% |
| Feb 2025 | +19.0% |
| Nov 2024 | +16.2% |
| Aug 2024 | +15.7% |
At each fiscal year end
Trailing four quarters at each quarter end
Return on invested capital
+29.1%
operating income after a 22.7% effective tax rate, over long-term 2026-05-31 plus current 2026-05-31 plus average of 2025-05-31 and 2026-05-31 minus cash
Return on invested capital WDFC
| FY Aug 2025 | +32.7% |
| FY Aug 2024 | +27.4% |
| FY Aug 2023 | +25.1% |
| FY Aug 2022 | +25.1% |
| FY Aug 2021 | +32.1% |
| May 2026 | +29.1% |
| Feb 2026 | +26.6% |
| Nov 2025 | +32.1% |
| Aug 2025 | +32.7% |
| May 2025 | +31.0% |
| Feb 2025 | +30.8% |
| Nov 2024 | +27.0% |
| Aug 2024 | +27.4% |
At each fiscal year end
Trailing four quarters at each quarter end
Return on capital employed
+31.6%
operating income (EBIT proxy) over average of 2025-05-31 and 2026-05-31 minus current liabilities
Return on capital employed WDFC
| FY Aug 2025 | +28.9% |
| FY Aug 2024 | +27.7% |
| FY Aug 2023 | +26.7% |
| FY Aug 2022 | +26.2% |
| FY Aug 2021 | +27.5% |
| May 2026 | +31.6% |
| Feb 2026 | +29.2% |
| Nov 2025 | +28.8% |
| Aug 2025 | +28.9% |
| May 2025 | +28.5% |
| Feb 2025 | +29.5% |
| Nov 2024 | +29.0% |
| Aug 2024 | +27.7% |
At each fiscal year end
Trailing four quarters at each quarter end
P/E, trailing
32.84x
close 2026-10-26 over four quarters of diluted EPS, 2025-06-01 to 2026-05-31
P/E, trailing WDFC
| FY Aug 2025 | 32.34x |
| FY Aug 2024 | 51.44x |
| FY Aug 2023 | 44.58x |
| FY Aug 2022 | 38.60x |
| FY Aug 2021 | 47.08x |
| May 2026 | 30.39x |
| Feb 2026 | 40.51x |
| Nov 2025 | 29.80x |
| Aug 2025 | 32.34x |
| May 2025 | 38.37x |
| Feb 2025 | 38.06x |
| Nov 2024 | 53.08x |
| Aug 2024 | 51.44x |
At each fiscal year end
Trailing four quarters at each quarter end
Enterprise value
$2.9B
market value at close 2026-10-26 on 2026-07-02 shares, plus long-term 2026-05-31 plus current 2026-05-31, minus cash 2026-05-31
Enterprise value WDFC
| FY Aug 2025 | $3.0B |
| FY Aug 2024 | $3.6B |
| FY Aug 2023 | $3.0B |
| FY Aug 2022 | $2.7B |
| FY Aug 2021 | $3.3B |
| May 2026 | $2.7B |
| Feb 2026 | $3.3B |
| Nov 2025 | $2.7B |
| Aug 2025 | $3.0B |
| May 2025 | $3.3B |
| Feb 2025 | $3.3B |
| Nov 2024 | $3.8B |
| Aug 2024 | $3.6B |
At each fiscal year end
Trailing four quarters at each quarter end
FCF yield
+2.7%
TTM free cash flow over market value at close 2026-10-26
FCF yield WDFC
| FY Aug 2025 | +2.9% |
| FY Aug 2024 | +2.5% |
| FY Aug 2023 | +3.1% |
| FY Aug 2022 | -0.2% |
| FY Aug 2021 | +2.1% |
| May 2026 | +3.0% |
| Feb 2026 | +2.6% |
| Nov 2025 | +3.0% |
| Aug 2025 | +2.9% |
| May 2025 | +2.5% |
| Feb 2025 | +2.0% |
| Nov 2024 | +2.0% |
| Aug 2024 | +2.5% |
At each fiscal year end
Trailing four quarters at each quarter end
PEG, trailing
9.07x
P/E over trailing EPS growth of 4%: four quarters to 2026-05-31 against the four to 2025-05-31
PEG, trailing WDFC
| FY Aug 2025 | 1.05x |
| FY Aug 2024 | 8.55x |
| FY Aug 2023 | n/a |
| FY Aug 2022 | n/a |
| FY Aug 2021 | 3.00x |
| May 2026 | 8.39x |
| Feb 2026 | n/a |
| Nov 2025 | 1.15x |
| Aug 2025 | 1.05x |
| May 2025 | 1.55x |
| Feb 2025 | 1.51x |
| Nov 2024 | 19.26x |
| Aug 2024 | 8.55x |
At each fiscal year end
Trailing four quarters at each quarter end
Price as of 2026-10-26. Hover or tap a tile for its yearly and quarterly history.
Method
TTM is four consecutive fiscal quarters; Q4 is the year minus nine months when not filed. Returns use the average of opening and closing balances. EBIT is approximated by operating income. PEG uses trailing EPS growth.
Fundamentals
Annual figures from XBRL filings. Pick a past date to see them as known then.
| 2025-08 | 2024-08 | 2023-08 | 2022-08 | |
|---|---|---|---|---|
| Revenue | $620.0M | $590.6M | $537.3M | $518.8M |
| Gross profit | $341.3M | $315.2M | $274.2M | $254.8M |
| Operating income | $103.8M | $96.4M | $89.7M | $87.3M |
| Net income | $91.0M | $69.6M | $66.0M | $67.3M |
| EPS (diluted) | 6.69 | 5.11 | 4.83 | 4.90 |
| Operating cash flow | $87.9M | $92.0M | $98.4M | $2.6M |
| Cash | $58.1M | $46.7M | $48.1M | $37.8M |
| Long-term debt | $86.2M | $86.0M | $109.7M | $107.1M |
| Buybacks | $12.3M | $8.1M | $10.4M | $29.2M |
| Dividends paid | $50.3M | $47.2M | $44.6M | $42.0M |
SEC XBRL, fiscal years, as known on 2026-10-27
WDFC Stock Sonar score 6/7 axes
Find similar shapesCompareWDFC ranks highest on profitability (96th percentile) and financial health (83rd), and lowest on insider conviction (28th), among Materials peers.
6 of 7 axes scored. Each is a percentile against sector peers (all companies when the sector is thin); higher is better. An unscored axis is unmeasured, not low. How it is scored
WDFC filings, in plain words
Are WD 40 insiders buying or selling WDFC?
In the 180 days to 2026-10-27, WD 40 insiders were net sellers, a net $117.1K across purchases and sales reported on Form 4, by 1 seller.
Have members of Congress traded WDFC?
Yes, but not in the year to 2026-10-27; the latest on record is a sale by Lisa McClain dated 2025-07-22.
Are there planned insider sales of WDFC?
Yes. 1 Form 144 notice of planned insider sales was filed in the 90 days to 2026-10-27, covering $136.4K of stock; the latest, by Olsem Patricia Q, was filed 2026-08-07.
Read the full summary
In the 180 days to 2026-10-27, WD 40 insiders were net sellers of WDFC, a net $117.1K across purchases and sales reported on Form 4 by 1 seller. Members of Congress have disclosed trades in WDFC, none in the last year; the latest on record is a sale by Lisa McClain dated 2025-07-22. Insiders filed 1 Form 144 notice of intent to sell in the 90 days to 2026-10-27, covering $136.4K of stock. Each figure is counted from SEC and House filings as of 2026-10-27, dated the day the filing was made public.
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